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/* Copyright (C) 2000-2008 MySQL AB
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   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; version 2 of the License.
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   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */

/* mysql command tool
 * Commands compatible with mSQL by David J. Hughes
 *
 * Written by:
 *   Michael 'Monty' Widenius
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 *   Andi Gutmans  <andi@zend.com>
 *   Zeev Suraski  <zeev@zend.com>
 *   Jani Tolonen  <jani@mysql.com>
 *   Matt Wagner   <matt@mysql.com>
 *   Jeremy Cole   <jcole@mysql.com>
 *   Tonu Samuel   <tonu@mysql.com>
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 *   Harrison Fisk <harrison@mysql.com>
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 *
 **/

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#include "client_priv.h"
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#include <m_ctype.h>
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#include <stdarg.h>
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#include <my_dir.h>
#ifndef __GNU_LIBRARY__
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#define __GNU_LIBRARY__		      // Skip warnings in getopt.h
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#endif
#include "my_readline.h"
#include <signal.h>
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#include <violite.h>
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#if defined(USE_LIBEDIT_INTERFACE) && defined(HAVE_LOCALE_H)
#include <locale.h>
#endif

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const char *VER= "14.14";
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/* Don't try to make a nice table if the data is too big */
#define MAX_COLUMN_LENGTH	     1024

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/* Buffer to hold 'version' and 'version_comment' */
#define MAX_SERVER_VERSION_LENGTH     128

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/* Array of options to pass to libemysqld */
#define MAX_SERVER_ARGS               64

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void* sql_alloc(unsigned size);	     // Don't use mysqld alloc for these
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void sql_element_free(void *ptr);
#include "sql_string.h"

extern "C" {
#if defined(HAVE_CURSES_H) && defined(HAVE_TERM_H)
#include <curses.h>
#include <term.h>
#else
#if defined(HAVE_TERMIOS_H)
#include <termios.h>
#include <unistd.h>
#elif defined(HAVE_TERMBITS_H)
#include <termbits.h>
#elif defined(HAVE_ASM_TERMBITS_H) && (!defined __GLIBC__ || !(__GLIBC__ > 2 || __GLIBC__ == 2 && __GLIBC_MINOR__ > 0))
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#include <asm/termbits.h>		// Standard linux
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#endif
#undef VOID
#if defined(HAVE_TERMCAP_H)
#include <termcap.h>
#else
#ifdef HAVE_CURSES_H
#include <curses.h>
#endif
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#undef SYSV				// hack to avoid syntax error
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#ifdef HAVE_TERM_H
#include <term.h>
#endif
#endif
#endif

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#undef bcmp				// Fix problem with new readline
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#if defined( __WIN__)
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#include <conio.h>
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#elif !defined(__NETWARE__)
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#include <readline/readline.h>
#define HAVE_READLINE
#endif
  //int vidattr(long unsigned int attrs);	// Was missing in sun curses
}

#if !defined(HAVE_VIDATTR)
#undef vidattr
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#define vidattr(A) {}			// Can't get this to work
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#endif

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#ifdef FN_NO_CASE_SENCE
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#define cmp_database(cs,A,B) my_strcasecmp((cs), (A), (B))
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#else
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#define cmp_database(cs,A,B) strcmp((A),(B))
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#endif

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#if !defined( __WIN__) && !defined(__NETWARE__) && !defined(THREAD)
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#define USE_POPEN
#endif

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#include "completion_hash.h"

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#define PROMPT_CHAR '\\'
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#define DEFAULT_DELIMITER ";"
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typedef struct st_status
{
  int exit_status;
  ulong query_start_line;
  char *file_name;
  LINE_BUFFER *line_buff;
  bool batch,add_to_history;
} STATUS;


static HashTable ht;
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static char **defaults_argv;
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enum enum_info_type { INFO_INFO,INFO_ERROR,INFO_RESULT};
typedef enum enum_info_type INFO_TYPE;

static MYSQL mysql;			/* The connection */
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static my_bool ignore_errors=0,wait_flag=0,quick=0,
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               connected=0,opt_raw_data=0,unbuffered=0,output_tables=0,
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	       opt_rehash=1,skip_updates=0,safe_updates=0,one_database=0,
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	       opt_compress=0, using_opt_local_infile=0,
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	       vertical=0, line_numbers=1, column_names=1,opt_html=0,
               opt_xml=0,opt_nopager=1, opt_outfile=0, named_cmds= 0,
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	       tty_password= 0, opt_nobeep=0, opt_reconnect=1,
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	       default_charset_used= 0, opt_secure_auth= 0,
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               default_pager_set= 0, opt_sigint_ignore= 0,
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               show_warnings= 0, executing_query= 0, interrupted_query= 0;
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static my_bool debug_info_flag, debug_check_flag;
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static my_bool column_types_flag;
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static my_bool preserve_comments= 0;
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static ulong opt_max_allowed_packet, opt_net_buffer_length;
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static uint verbose=0,opt_silent=0,opt_mysql_port=0, opt_local_infile=0;
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static uint my_end_arg;
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static char * opt_mysql_unix_port=0;
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static int connect_flag=CLIENT_INTERACTIVE;
static char *current_host,*current_db,*current_user=0,*opt_password=0,
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            *current_prompt=0, *delimiter_str= 0,
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            *default_charset= (char*) MYSQL_DEFAULT_CHARSET_NAME;
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static char *histfile;
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static char *histfile_tmp;
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static String glob_buffer,old_buffer;
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static String processed_prompt;
static char *full_username=0,*part_username=0,*default_prompt=0;
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static int wait_time = 5;
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static STATUS status;
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static ulong select_limit,max_join_size,opt_connect_timeout=0;
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static char mysql_charsets_dir[FN_REFLEN+1];
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static const char *xmlmeta[] = {
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  "&", "&amp;",
  "<", "&lt;",
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  ">", "&gt;",
  "\"", "&quot;",
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  0, 0
};
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static const char *day_names[]={"Sun","Mon","Tue","Wed","Thu","Fri","Sat"};
static const char *month_names[]={"Jan","Feb","Mar","Apr","May","Jun","Jul",
			    "Aug","Sep","Oct","Nov","Dec"};
static char default_pager[FN_REFLEN];
static char pager[FN_REFLEN], outfile[FN_REFLEN];
static FILE *PAGER, *OUTFILE;
static MEM_ROOT hash_mem_root;
static uint prompt_counter;
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static char delimiter[16]= DEFAULT_DELIMITER;
static uint delimiter_length= 1;
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#ifdef HAVE_SMEM
static char *shared_memory_base_name=0;
#endif
static uint opt_protocol=0;
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static CHARSET_INFO *charset_info= &my_charset_latin1;
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#include "sslopt-vars.h"

const char *default_dbug_option="d:t:o,/tmp/mysql.trace";

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void tee_fprintf(FILE *file, const char *fmt, ...);
void tee_fputs(const char *s, FILE *file);
void tee_puts(const char *s, FILE *file);
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void tee_putc(int c, FILE *file);
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static void tee_print_sized_data(const char *, unsigned int, unsigned int, bool);
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/* The names of functions that actually do the manipulation. */
static int get_options(int argc,char **argv);
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extern "C" my_bool get_one_option(int optid, const struct my_option *opt,
                                  char *argument);
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static int com_quit(String *str,char*),
	   com_go(String *str,char*), com_ego(String *str,char*),
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	   com_print(String *str,char*),
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	   com_help(String *str,char*), com_clear(String *str,char*),
	   com_connect(String *str,char*), com_status(String *str,char*),
	   com_use(String *str,char*), com_source(String *str, char*),
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	   com_rehash(String *str, char*), com_tee(String *str, char*),
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           com_notee(String *str, char*), com_charset(String *str,char*),
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           com_prompt(String *str, char*), com_delimiter(String *str, char*),
     com_warnings(String *str, char*), com_nowarnings(String *str, char*);
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#ifdef USE_POPEN
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static int com_nopager(String *str, char*), com_pager(String *str, char*),
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           com_edit(String *str,char*), com_shell(String *str, char *);
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#endif

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static int read_and_execute(bool interactive);
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static int sql_connect(char *host,char *database,char *user,char *password,
		       uint silent);
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static const char *server_version_string(MYSQL *mysql);
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static int put_info(const char *str,INFO_TYPE info,uint error=0,
		    const char *sql_state=0);
static int put_error(MYSQL *mysql);
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static void safe_put_field(const char *pos,ulong length);
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static void xmlencode_print(const char *src, uint length);
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static void init_pager();
static void end_pager();
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static void init_tee(const char *);
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static void end_tee();
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static const char* construct_prompt();
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static char *get_arg(char *line, my_bool get_next_arg);
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static void init_username();
static void add_int_to_prompt(int toadd);
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/* A structure which contains information on the commands this program
   can understand. */

typedef struct {
  const char *name;		/* User printable name of the function. */
  char cmd_char;		/* msql command character */
  int (*func)(String *str,char *); /* Function to call to do the job. */
  bool takes_params;		/* Max parameters for command */
  const char *doc;		/* Documentation for this function.  */
} COMMANDS;

static COMMANDS commands[] = {
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  { "?",      '?', com_help,   1, "Synonym for `help'." },
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  { "clear",  'c', com_clear,  0, "Clear command."},
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  { "connect",'r', com_connect,1,
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    "Reconnect to the server. Optional arguments are db and host." },
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  { "delimiter", 'd', com_delimiter,    1,
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    "Set statement delimiter. NOTE: Takes the rest of the line as new delimiter." },
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#ifdef USE_POPEN
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  { "edit",   'e', com_edit,   0, "Edit command with $EDITOR."},
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#endif
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  { "ego",    'G', com_ego,    0,
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    "Send command to mysql server, display result vertically."},
  { "exit",   'q', com_quit,   0, "Exit mysql. Same as quit."},
  { "go",     'g', com_go,     0, "Send command to mysql server." },
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  { "help",   'h', com_help,   1, "Display this help." },
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#ifdef USE_POPEN
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  { "nopager",'n', com_nopager,0, "Disable pager, print to stdout." },
#endif
  { "notee",  't', com_notee,  0, "Don't write into outfile." },
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#ifdef USE_POPEN
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  { "pager",  'P', com_pager,  1, 
    "Set PAGER [to_pager]. Print the query results via PAGER." },
#endif
  { "print",  'p', com_print,  0, "Print current command." },
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  { "prompt", 'R', com_prompt, 1, "Change your mysql prompt."},
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  { "quit",   'q', com_quit,   0, "Quit mysql." },
  { "rehash", '#', com_rehash, 0, "Rebuild completion hash." },
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  { "source", '.', com_source, 1,
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    "Execute an SQL script file. Takes a file name as an argument."},
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  { "status", 's', com_status, 0, "Get status information from the server."},
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#ifdef USE_POPEN
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  { "system", '!', com_shell,  1, "Execute a system shell command."},
#endif
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  { "tee",    'T', com_tee,    1, 
    "Set outfile [to_outfile]. Append everything into given outfile." },
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  { "use",    'u', com_use,    1,
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    "Use another database. Takes database name as argument." },
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  { "charset",    'C', com_charset,    1,
    "Switch to another charset. Might be needed for processing binlog with multi-byte charsets." },
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  { "warnings", 'W', com_warnings,  0,
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    "Show warnings after every statement." },
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  { "nowarning", 'w', com_nowarnings, 0,
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    "Don't show warnings after every statement." },
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  /* Get bash-like expansion for some commands */
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  { "create table",     0, 0, 0, ""},
  { "create database",  0, 0, 0, ""},
  { "show databases",   0, 0, 0, ""},
  { "show fields from", 0, 0, 0, ""},
  { "show keys from",   0, 0, 0, ""},
  { "show tables",      0, 0, 0, ""},
  { "load data from",   0, 0, 0, ""},
  { "alter table",      0, 0, 0, ""},
  { "set option",       0, 0, 0, ""},
  { "lock tables",      0, 0, 0, ""},
  { "unlock tables",    0, 0, 0, ""},
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  /* generated 2006-12-28.  Refresh occasionally from lexer. */
  { "ACTION", 0, 0, 0, ""},
  { "ADD", 0, 0, 0, ""},
  { "AFTER", 0, 0, 0, ""},
  { "AGAINST", 0, 0, 0, ""},
  { "AGGREGATE", 0, 0, 0, ""},
  { "ALL", 0, 0, 0, ""},
  { "ALGORITHM", 0, 0, 0, ""},
  { "ALTER", 0, 0, 0, ""},
  { "ANALYZE", 0, 0, 0, ""},
  { "AND", 0, 0, 0, ""},
  { "ANY", 0, 0, 0, ""},
  { "AS", 0, 0, 0, ""},
  { "ASC", 0, 0, 0, ""},
  { "ASCII", 0, 0, 0, ""},
  { "ASENSITIVE", 0, 0, 0, ""},
  { "AUTO_INCREMENT", 0, 0, 0, ""},
  { "AVG", 0, 0, 0, ""},
  { "AVG_ROW_LENGTH", 0, 0, 0, ""},
  { "BACKUP", 0, 0, 0, ""},
  { "BDB", 0, 0, 0, ""},
  { "BEFORE", 0, 0, 0, ""},
  { "BEGIN", 0, 0, 0, ""},
  { "BERKELEYDB", 0, 0, 0, ""},
  { "BETWEEN", 0, 0, 0, ""},
  { "BIGINT", 0, 0, 0, ""},
  { "BINARY", 0, 0, 0, ""},
  { "BINLOG", 0, 0, 0, ""},
  { "BIT", 0, 0, 0, ""},
  { "BLOB", 0, 0, 0, ""},
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  { "CONCAT", 0, 0, 0, ""},
  { "CONCAT_WS", 0, 0, 0, ""},
  { "CONNECTION_ID", 0, 0, 0, ""},
  { "CONV", 0, 0, 0, ""},
  { "CONVERT_TZ", 0, 0, 0, ""},
  { "COUNT", 0, 0, 0, ""},
  { "COS", 0, 0, 0, ""},
  { "COT", 0, 0, 0, ""},
  { "CRC32", 0, 0, 0, ""},
  { "CROSSES", 0, 0, 0, ""},
  { "CURDATE", 0, 0, 0, ""},
  { "CURTIME", 0, 0, 0, ""},
  { "DATE_ADD", 0, 0, 0, ""},
  { "DATEDIFF", 0, 0, 0, ""},
  { "DATE_FORMAT", 0, 0, 0, ""},
  { "DATE_SUB", 0, 0, 0, ""},
  { "DAYNAME", 0, 0, 0, ""},
  { "DAYOFMONTH", 0, 0, 0, ""},
  { "DAYOFWEEK", 0, 0, 0, ""},
  { "DAYOFYEAR", 0, 0, 0, ""},
  { "DECODE", 0, 0, 0, ""},
  { "DEGREES", 0, 0, 0, ""},
  { "DES_ENCRYPT", 0, 0, 0, ""},
  { "DES_DECRYPT", 0, 0, 0, ""},
  { "DIMENSION", 0, 0, 0, ""},
  { "DISJOINT", 0, 0, 0, ""},
  { "ELT", 0, 0, 0, ""},
  { "ENCODE", 0, 0, 0, ""},
  { "ENCRYPT", 0, 0, 0, ""},
  { "ENDPOINT", 0, 0, 0, ""},
  { "ENVELOPE", 0, 0, 0, ""},
  { "EQUALS", 0, 0, 0, ""},
  { "EXTERIORRING", 0, 0, 0, ""},
  { "EXTRACT", 0, 0, 0, ""},
  { "EXP", 0, 0, 0, ""},
  { "EXPORT_SET", 0, 0, 0, ""},
  { "FIELD", 0, 0, 0, ""},
  { "FIND_IN_SET", 0, 0, 0, ""},
  { "FLOOR", 0, 0, 0, ""},
  { "FORMAT", 0, 0, 0, ""},
  { "FOUND_ROWS", 0, 0, 0, ""},
  { "FROM_DAYS", 0, 0, 0, ""},
  { "FROM_UNIXTIME", 0, 0, 0, ""},
  { "GET_LOCK", 0, 0, 0, ""},
  { "GEOMETRYN", 0, 0, 0, ""},
  { "GEOMETRYTYPE", 0, 0, 0, ""},
  { "GEOMCOLLFROMTEXT", 0, 0, 0, ""},
  { "GEOMCOLLFROMWKB", 0, 0, 0, ""},
  { "GEOMETRYCOLLECTIONFROMTEXT", 0, 0, 0, ""},
  { "GEOMETRYCOLLECTIONFROMWKB", 0, 0, 0, ""},
  { "GEOMETRYFROMTEXT", 0, 0, 0, ""},
  { "GEOMETRYFROMWKB", 0, 0, 0, ""},
  { "GEOMFROMTEXT", 0, 0, 0, ""},
  { "GEOMFROMWKB", 0, 0, 0, ""},
  { "GLENGTH", 0, 0, 0, ""},
  { "GREATEST", 0, 0, 0, ""},
  { "GROUP_CONCAT", 0, 0, 0, ""},
  { "GROUP_UNIQUE_USERS", 0, 0, 0, ""},
  { "HEX", 0, 0, 0, ""},
  { "IFNULL", 0, 0, 0, ""},
  { "INET_ATON", 0, 0, 0, ""},
  { "INET_NTOA", 0, 0, 0, ""},
  { "INSTR", 0, 0, 0, ""},
  { "INTERIORRINGN", 0, 0, 0, ""},
  { "INTERSECTS", 0, 0, 0, ""},
  { "ISCLOSED", 0, 0, 0, ""},
  { "ISEMPTY", 0, 0, 0, ""},
  { "ISNULL", 0, 0, 0, ""},
  { "IS_FREE_LOCK", 0, 0, 0, ""},
  { "IS_USED_LOCK", 0, 0, 0, ""},
  { "LAST_INSERT_ID", 0, 0, 0, ""},
  { "ISSIMPLE", 0, 0, 0, ""},
  { "LAST_DAY", 0, 0, 0, ""},
  { "LCASE", 0, 0, 0, ""},
  { "LEAST", 0, 0, 0, ""},
  { "LENGTH", 0, 0, 0, ""},
  { "LN", 0, 0, 0, ""},
  { "LINEFROMTEXT", 0, 0, 0, ""},
  { "LINEFROMWKB", 0, 0, 0, ""},
  { "LINESTRINGFROMTEXT", 0, 0, 0, ""},
  { "LINESTRINGFROMWKB", 0, 0, 0, ""},
  { "LOAD_FILE", 0, 0, 0, ""},
  { "LOCATE", 0, 0, 0, ""},
  { "LOG", 0, 0, 0, ""},
  { "LOG2", 0, 0, 0, ""},
  { "LOG10", 0, 0, 0, ""},
  { "LOWER", 0, 0, 0, ""},
  { "LPAD", 0, 0, 0, ""},
  { "LTRIM", 0, 0, 0, ""},
  { "MAKE_SET", 0, 0, 0, ""},
  { "MAKEDATE", 0, 0, 0, ""},
  { "MAKETIME", 0, 0, 0, ""},
  { "MASTER_POS_WAIT", 0, 0, 0, ""},
  { "MAX", 0, 0, 0, ""},
  { "MBRCONTAINS", 0, 0, 0, ""},
  { "MBRDISJOINT", 0, 0, 0, ""},
  { "MBREQUAL", 0, 0, 0, ""},
  { "MBRINTERSECTS", 0, 0, 0, ""},
  { "MBROVERLAPS", 0, 0, 0, ""},
  { "MBRTOUCHES", 0, 0, 0, ""},
  { "MBRWITHIN", 0, 0, 0, ""},
  { "MD5", 0, 0, 0, ""},
  { "MID", 0, 0, 0, ""},
  { "MIN", 0, 0, 0, ""},
  { "MLINEFROMTEXT", 0, 0, 0, ""},
  { "MLINEFROMWKB", 0, 0, 0, ""},
  { "MPOINTFROMTEXT", 0, 0, 0, ""},
  { "MPOINTFROMWKB", 0, 0, 0, ""},
  { "MPOLYFROMTEXT", 0, 0, 0, ""},
  { "MPOLYFROMWKB", 0, 0, 0, ""},
  { "MONTHNAME", 0, 0, 0, ""},
  { "MULTILINESTRINGFROMTEXT", 0, 0, 0, ""},
  { "MULTILINESTRINGFROMWKB", 0, 0, 0, ""},
  { "MULTIPOINTFROMTEXT", 0, 0, 0, ""},
  { "MULTIPOINTFROMWKB", 0, 0, 0, ""},
  { "MULTIPOLYGONFROMTEXT", 0, 0, 0, ""},
  { "MULTIPOLYGONFROMWKB", 0, 0, 0, ""},
  { "NAME_CONST", 0, 0, 0, ""},
  { "NOW", 0, 0, 0, ""},
  { "NULLIF", 0, 0, 0, ""},
  { "NUMGEOMETRIES", 0, 0, 0, ""},
  { "NUMINTERIORRINGS", 0, 0, 0, ""},
  { "NUMPOINTS", 0, 0, 0, ""},
  { "OCTET_LENGTH", 0, 0, 0, ""},
  { "OCT", 0, 0, 0, ""},
  { "ORD", 0, 0, 0, ""},
  { "OVERLAPS", 0, 0, 0, ""},
  { "PERIOD_ADD", 0, 0, 0, ""},
  { "PERIOD_DIFF", 0, 0, 0, ""},
  { "PI", 0, 0, 0, ""},
  { "POINTFROMTEXT", 0, 0, 0, ""},
  { "POINTFROMWKB", 0, 0, 0, ""},
  { "POINTN", 0, 0, 0, ""},
  { "POLYFROMTEXT", 0, 0, 0, ""},
  { "POLYFROMWKB", 0, 0, 0, ""},
  { "POLYGONFROMTEXT", 0, 0, 0, ""},
  { "POLYGONFROMWKB", 0, 0, 0, ""},
  { "POSITION", 0, 0, 0, ""},
  { "POW", 0, 0, 0, ""},
  { "POWER", 0, 0, 0, ""},
  { "QUOTE", 0, 0, 0, ""},
  { "RADIANS", 0, 0, 0, ""},
  { "RAND", 0, 0, 0, ""},
  { "RELEASE_LOCK", 0, 0, 0, ""},
  { "REVERSE", 0, 0, 0, ""},
  { "ROUND", 0, 0, 0, ""},
  { "ROW_COUNT", 0, 0, 0, ""},
  { "RPAD", 0, 0, 0, ""},
  { "RTRIM", 0, 0, 0, ""},
  { "SEC_TO_TIME", 0, 0, 0, ""},
  { "SESSION_USER", 0, 0, 0, ""},
  { "SUBDATE", 0, 0, 0, ""},
  { "SIGN", 0, 0, 0, ""},
  { "SIN", 0, 0, 0, ""},
  { "SHA", 0, 0, 0, ""},
  { "SHA1", 0, 0, 0, ""},
  { "SLEEP", 0, 0, 0, ""},
  { "SOUNDEX", 0, 0, 0, ""},
  { "SPACE", 0, 0, 0, ""},
  { "SQRT", 0, 0, 0, ""},
  { "SRID", 0, 0, 0, ""},
  { "STARTPOINT", 0, 0, 0, ""},
  { "STD", 0, 0, 0, ""},
  { "STDDEV", 0, 0, 0, ""},
  { "STDDEV_POP", 0, 0, 0, ""},
  { "STDDEV_SAMP", 0, 0, 0, ""},
  { "STR_TO_DATE", 0, 0, 0, ""},
  { "STRCMP", 0, 0, 0, ""},
  { "SUBSTR", 0, 0, 0, ""},
  { "SUBSTRING", 0, 0, 0, ""},
  { "SUBSTRING_INDEX", 0, 0, 0, ""},
  { "SUBTIME", 0, 0, 0, ""},
  { "SUM", 0, 0, 0, ""},
  { "SYSDATE", 0, 0, 0, ""},
  { "SYSTEM_USER", 0, 0, 0, ""},
  { "TAN", 0, 0, 0, ""},
  { "TIME_FORMAT", 0, 0, 0, ""},
  { "TIME_TO_SEC", 0, 0, 0, ""},
  { "TIMEDIFF", 0, 0, 0, ""},
  { "TO_DAYS", 0, 0, 0, ""},
  { "TOUCHES", 0, 0, 0, ""},
  { "TRIM", 0, 0, 0, ""},
  { "UCASE", 0, 0, 0, ""},
  { "UNCOMPRESS", 0, 0, 0, ""},
  { "UNCOMPRESSED_LENGTH", 0, 0, 0, ""},
  { "UNHEX", 0, 0, 0, ""},
  { "UNIQUE_USERS", 0, 0, 0, ""},
  { "UNIX_TIMESTAMP", 0, 0, 0, ""},
  { "UPPER", 0, 0, 0, ""},
  { "UUID", 0, 0, 0, ""},
  { "VARIANCE", 0, 0, 0, ""},
  { "VAR_POP", 0, 0, 0, ""},
  { "VAR_SAMP", 0, 0, 0, ""},
  { "VERSION", 0, 0, 0, ""},
  { "WEEKDAY", 0, 0, 0, ""},
  { "WEEKOFYEAR", 0, 0, 0, ""},
  { "WITHIN", 0, 0, 0, ""},
  { "X", 0, 0, 0, ""},
  { "Y", 0, 0, 0, ""},
  { "YEARWEEK", 0, 0, 0, ""},
  /* end sentinel */
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  { (char *)NULL,       0, 0, 0, ""}
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};

static const char *load_default_groups[]= { "mysql","client",0 };
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static int         embedded_server_arg_count= 0;
static char       *embedded_server_args[MAX_SERVER_ARGS];
static const char *embedded_server_groups[]=
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{ "server", "embedded", "mysql_SERVER", 0 };
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#ifdef HAVE_READLINE
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/*
 HIST_ENTRY is defined for libedit, but not for the real readline
 Need to redefine it for real readline to find it
*/
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#if !defined(HAVE_HIST_ENTRY)
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typedef struct _hist_entry {
  const char      *line;
  const char      *data;
} HIST_ENTRY; 
#endif

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extern "C" int add_history(const char *command); /* From readline directory */
extern "C" int read_history(const char *command);
extern "C" int write_history(const char *command);
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extern "C" HIST_ENTRY *history_get(int num);
extern "C" int history_length;
static int not_in_history(const char *line);
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static void initialize_readline (char *name);
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static void fix_history(String *final_command);
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#endif

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static COMMANDS *find_command(char *name,char cmd_name);
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static bool add_line(String &buffer,char *line,char *in_string,
                     bool *ml_comment);
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static void remove_cntrl(String &buffer);
static void print_table_data(MYSQL_RES *result);
static void print_table_data_html(MYSQL_RES *result);
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static void print_table_data_xml(MYSQL_RES *result);
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static void print_tab_data(MYSQL_RES *result);
static void print_table_data_vertically(MYSQL_RES *result);
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static void print_warnings(void);
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static ulong start_timer(void);
static void end_timer(ulong start_time,char *buff);
static void mysql_end_timer(ulong start_time,char *buff);
static void nice_time(double sec,char *buff,bool part_second);
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extern "C" sig_handler mysql_end(int sig);
extern "C" sig_handler handle_sigint(int sig);
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int main(int argc,char *argv[])
{
  char buff[80];

  MY_INIT(argv[0]);
  DBUG_ENTER("main");
  DBUG_PROCESS(argv[0]);
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  delimiter_str= delimiter;
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  default_prompt = my_strdup(getenv("MYSQL_PS1") ? 
			     getenv("MYSQL_PS1") : 
			     "mysql> ",MYF(MY_WME));
  current_prompt = my_strdup(default_prompt,MYF(MY_WME));
  prompt_counter=0;

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  outfile[0]=0;			// no (default) outfile
  strmov(pager, "stdout");	// the default, if --pager wasn't given
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  {
    char *tmp=getenv("PAGER");
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    if (tmp && strlen(tmp))
    {
      default_pager_set= 1;
      strmov(default_pager, tmp);
    }
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  }
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  if (!isatty(0) || !isatty(1))
  {
    status.batch=1; opt_silent=1;
    ignore_errors=0;
  }
  else
    status.add_to_history=1;
  status.exit_status=1;
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  {
    /* 
     The file descriptor-layer may be out-of-sync with the file-number layer,
     so we make sure that "stdout" is really open.  If its file is closed then
     explicitly close the FD layer. 
    */
    int stdout_fileno_copy;
    stdout_fileno_copy= dup(fileno(stdout)); /* Okay if fileno fails. */
    if (stdout_fileno_copy == -1)
      fclose(stdout);
    else
      close(stdout_fileno_copy);             /* Clean up dup(). */
  }

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  load_defaults("my",load_default_groups,&argc,&argv);
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  defaults_argv=argv;
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  if (get_options(argc, (char **) argv))
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  {
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    free_defaults(defaults_argv);
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    my_end(0);
    exit(1);
  }
  if (status.batch && !status.line_buff &&
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      !(status.line_buff=batch_readline_init(opt_max_allowed_packet+512,stdin)))
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  {
    free_defaults(defaults_argv);
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    my_end(0);
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    exit(1);
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  }
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  if (mysql_server_init(embedded_server_arg_count, embedded_server_args, 
                        (char**) embedded_server_groups))
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  {
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    put_error(NULL);
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    free_defaults(defaults_argv);
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    my_end(0);
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    exit(1);
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  }
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  glob_buffer.realloc(512);
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  completion_hash_init(&ht, 128);
  init_alloc_root(&hash_mem_root, 16384, 0);
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  bzero((char*) &mysql, sizeof(mysql));
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  if (sql_connect(current_host,current_db,current_user,opt_password,
		  opt_silent))
  {
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    quick=1;					// Avoid history
    status.exit_status=1;
    mysql_end(-1);
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  }
  if (!status.batch)
    ignore_errors=1;				// Don't abort monitor
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  if (opt_sigint_ignore)
    signal(SIGINT, SIG_IGN);
  else
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    signal(SIGINT, handle_sigint);              // Catch SIGINT to clean up
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  signal(SIGQUIT, mysql_end);			// Catch SIGQUIT to clean up
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  put_info("Welcome to the MySQL monitor.  Commands end with ; or \\g.",
	   INFO_INFO);
  sprintf((char*) glob_buffer.ptr(),
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	  "Your MySQL connection id is %lu\nServer version: %s\n",
	  mysql_thread_id(&mysql), server_version_string(&mysql));
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  put_info((char*) glob_buffer.ptr(),INFO_INFO);

#ifdef HAVE_READLINE
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  initialize_readline((char*) my_progname);
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  if (!status.batch && !quick && !opt_html && !opt_xml)
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  {
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    /* read-history from file, default ~/.mysql_history*/
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    if (getenv("MYSQL_HISTFILE"))
      histfile=my_strdup(getenv("MYSQL_HISTFILE"),MYF(MY_WME));
    else if (getenv("HOME"))
    {
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      histfile=(char*) my_malloc((uint) strlen(getenv("HOME"))
				 + (uint) strlen("/.mysql_history")+2,
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				 MYF(MY_WME));
      if (histfile)
	sprintf(histfile,"%s/.mysql_history",getenv("HOME"));
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      char link_name[FN_REFLEN];
      if (my_readlink(link_name, histfile, 0) == 0 &&
          strncmp(link_name, "/dev/null", 10) == 0)
      {
        /* The .mysql_history file is a symlink to /dev/null, don't use it */
        my_free(histfile, MYF(MY_ALLOW_ZERO_PTR));
        histfile= 0;
      }
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    }
    if (histfile)
    {
      if (verbose)
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	tee_fprintf(stdout, "Reading history-file %s\n",histfile);
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      read_history(histfile);
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      if (!(histfile_tmp= (char*) my_malloc((uint) strlen(histfile) + 5,
					    MYF(MY_WME))))
      {
	fprintf(stderr, "Couldn't allocate memory for temp histfile!\n");
	exit(1);
      }
      sprintf(histfile_tmp, "%s.TMP", histfile);
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    }
  }
#endif
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  sprintf(buff, "%s",
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#ifndef NOT_YET
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	  "Type 'help;' or '\\h' for help. Type '\\c' to clear the buffer.\n");
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#else
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	  "Type 'help [[%]function name[%]]' to get help on usage of function.\n");
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#endif
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  put_info(buff,INFO_INFO);
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  status.exit_status= read_and_execute(!status.batch);
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  if (opt_outfile)
    end_tee();
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  mysql_end(0);
#ifndef _lint
  DBUG_RETURN(0);				// Keep compiler happy
#endif
}

sig_handler mysql_end(int sig)
{
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  mysql_close(&mysql);
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#ifdef HAVE_READLINE
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  if (!status.batch && !quick && !opt_html && !opt_xml && histfile)
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  {
    /* write-history */
    if (verbose)
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      tee_fprintf(stdout, "Writing history-file %s\n",histfile);
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    if (!write_history(histfile_tmp))
      my_rename(histfile_tmp, histfile, MYF(MY_WME));
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  }
  batch_readline_end(status.line_buff);
  completion_hash_free(&ht);
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  free_root(&hash_mem_root,MYF(0));

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#endif
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  if (sig >= 0)
    put_info(sig ? "Aborted" : "Bye", INFO_RESULT);
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  glob_buffer.free();
  old_buffer.free();
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  processed_prompt.free();
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  my_free(opt_password,MYF(MY_ALLOW_ZERO_PTR));
  my_free(opt_mysql_unix_port,MYF(MY_ALLOW_ZERO_PTR));
  my_free(histfile,MYF(MY_ALLOW_ZERO_PTR));
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  my_free(histfile_tmp,MYF(MY_ALLOW_ZERO_PTR));
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  my_free(current_db,MYF(MY_ALLOW_ZERO_PTR));
  my_free(current_host,MYF(MY_ALLOW_ZERO_PTR));
  my_free(current_user,MYF(MY_ALLOW_ZERO_PTR));
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  my_free(full_username,MYF(MY_ALLOW_ZERO_PTR));
  my_free(part_username,MYF(MY_ALLOW_ZERO_PTR));
  my_free(default_prompt,MYF(MY_ALLOW_ZERO_PTR));
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#ifdef HAVE_SMEM
  my_free(shared_memory_base_name,MYF(MY_ALLOW_ZERO_PTR));
#endif
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  my_free(current_prompt,MYF(MY_ALLOW_ZERO_PTR));
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  while (embedded_server_arg_count > 1)
    my_free(embedded_server_args[--embedded_server_arg_count],MYF(0));
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  mysql_server_end();
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  free_defaults(defaults_argv);
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  my_end(my_end_arg);
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  exit(status.exit_status);
}

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/*
  This function handles sigint calls
  If query is in process, kill query
  no query in process, terminate like previous behavior
 */
sig_handler handle_sigint(int sig)
{
  char kill_buffer[40];
  MYSQL *kill_mysql= NULL;

  /* terminate if no query being executed, or we already tried interrupting */
  if (!executing_query || interrupted_query)
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    goto err;
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  kill_mysql= mysql_init(kill_mysql);
  if (!mysql_real_connect(kill_mysql,current_host, current_user, opt_password,
                          "", opt_mysql_port, opt_mysql_unix_port,0))
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    goto err;
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  /* kill_buffer is always big enough because max length of %lu is 15 */
  sprintf(kill_buffer, "KILL /*!50000 QUERY */ %lu", mysql_thread_id(&mysql));
  mysql_real_query(kill_mysql, kill_buffer, strlen(kill_buffer));
  mysql_close(kill_mysql);
  tee_fprintf(stdout, "Query aborted by Ctrl+C\n");

  interrupted_query= 1;
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  return;

err:
#ifdef _WIN32
  /*
   When SIGINT is raised on Windows, the OS creates a new thread to handle the
   interrupt. Once that thread completes, the main thread continues running 
   only to find that it's resources have already been free'd when the sigint 
   handler called mysql_end(). 
  */
  mysql_thread_end();
  return;
#else
  mysql_end(sig);
#endif  
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}


1305
static struct my_option my_long_options[] =
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{
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  {"help", '?', "Display this help and exit.", 0, 0, 0, GET_NO_ARG, NO_ARG, 0,
   0, 0, 0, 0, 0},
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  {"help", 'I', "Synonym for -?", 0, 0, 0, GET_NO_ARG, NO_ARG, 0,
   0, 0, 0, 0, 0},
1311
#ifdef __NETWARE__
1312
  {"autoclose", OPT_AUTO_CLOSE, "Auto close the screen on exit for Netware.",
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   0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
#endif
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  {"auto-rehash", OPT_AUTO_REHASH,
   "Enable automatic rehashing. One doesn't need to use 'rehash' to get table and field completion, but startup and reconnecting may take a longer time. Disable with --disable-auto-rehash.",
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   (uchar**) &opt_rehash, (uchar**) &opt_rehash, 0, GET_BOOL, NO_ARG, 1, 0, 0, 0,
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   0, 0},
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  {"no-auto-rehash", 'A',
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   "No automatic rehashing. One has to use 'rehash' to get table and field completion. This gives a quicker start of mysql and disables rehashing on reconnect. WARNING: options deprecated; use --disable-auto-rehash instead.",
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   0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"batch", 'B',
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   "Don't use history file. Disable interactive behavior. (Enables --silent)", 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
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  {"character-sets-dir", OPT_CHARSETS_DIR,
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   "Directory where character sets are.", (uchar**) &charsets_dir,
   (uchar**) &charsets_dir, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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  {"column-type-info", OPT_COLUMN_TYPES, "Display column type information.",
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   (uchar**) &column_types_flag, (uchar**) &column_types_flag,
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   0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
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  {"comments", 'c', "Preserve comments. Send comments to the server."
   " The default is --skip-comments (discard comments), enable with --comments",
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   (uchar**) &preserve_comments, (uchar**) &preserve_comments,
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   0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
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  {"compress", 'C', "Use compression in server/client protocol.",
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   (uchar**) &opt_compress, (uchar**) &opt_compress, 0, GET_BOOL, NO_ARG, 0, 0, 0,
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   0, 0, 0},
1337

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#ifdef DBUG_OFF
  {"debug", '#', "This is a non-debug version. Catch this and exit",
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   0,0, 0, GET_DISABLED, OPT_ARG, 0, 0, 0, 0, 0, 0},
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#else
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  {"debug", '#', "Output debug log", (uchar**) &default_dbug_option,
   (uchar**) &default_dbug_option, 0, GET_STR, OPT_ARG, 0, 0, 0, 0, 0, 0},
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#endif
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  {"debug-check", OPT_DEBUG_CHECK, "Check memory and open file usage at exit .",
   (uchar**) &debug_check_flag, (uchar**) &debug_check_flag, 0,
   GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"debug-info", 'T', "Print some debug info at exit.", (uchar**) &debug_info_flag,
   (uchar**) &debug_info_flag, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
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  {"database", 'D', "Database to use.", (uchar**) &current_db,
   (uchar**) &current_db, 0, GET_STR_ALLOC, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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  {"default-character-set", OPT_DEFAULT_CHARSET,
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   "Set the default character set.", (uchar**) &default_charset,
   (uchar**) &default_charset, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"delimiter", OPT_DELIMITER, "Delimiter to be used.", (uchar**) &delimiter_str,
   (uchar**) &delimiter_str, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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  {"execute", 'e', "Execute command and quit. (Disables --force and history file)", 0,
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   0, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"vertical", 'E', "Print the output of a query (rows) vertically.",
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   (uchar**) &vertical, (uchar**) &vertical, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0,
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   0},
  {"force", 'f', "Continue even if we get an sql error.",
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   (uchar**) &ignore_errors, (uchar**) &ignore_errors, 0, GET_BOOL, NO_ARG, 0, 0,
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   0, 0, 0, 0},
  {"named-commands", 'G',
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   "Enable named commands. Named commands mean this program's internal commands; see mysql> help . When enabled, the named commands can be used from any line of the query, otherwise only from the first line, before an enter. Disable with --disable-named-commands. This option is disabled by default.",
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   (uchar**) &named_cmds, (uchar**) &named_cmds, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0,
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   0, 0},
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  {"no-named-commands", 'g',
   "Named commands are disabled. Use \\* form only, or use named commands only in the beginning of a line ending with a semicolon (;) Since version 10.9 the client now starts with this option ENABLED by default! Disable with '-G'. Long format commands still work from the first line. WARNING: option deprecated; use --disable-named-commands instead.",
   0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
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  {"ignore-spaces", 'i', "Ignore space after function names.", 0, 0, 0,
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   GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
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  {"local-infile", OPT_LOCAL_INFILE, "Enable/disable LOAD DATA LOCAL INFILE.",
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   (uchar**) &opt_local_infile,
   (uchar**) &opt_local_infile, 0, GET_BOOL, OPT_ARG, 0, 0, 0, 0, 0, 0},
  {"no-beep", 'b', "Turn off beep on error.", (uchar**) &opt_nobeep,
   (uchar**) &opt_nobeep, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0}, 
  {"host", 'h', "Connect to host.", (uchar**) &current_host,
   (uchar**) &current_host, 0, GET_STR_ALLOC, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
  {"html", 'H', "Produce HTML output.", (uchar**) &opt_html, (uchar**) &opt_html,
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   0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
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  {"xml", 'X', "Produce XML output", (uchar**) &opt_xml, (uchar**) &opt_xml, 0,
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   GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"line-numbers", OPT_LINE_NUMBERS, "Write line numbers for errors.",
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   (uchar**) &line_numbers, (uchar**) &line_numbers, 0, GET_BOOL,
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   NO_ARG, 1, 0, 0, 0, 0, 0},  
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  {"skip-line-numbers", 'L', "Don't write line number for errors. WARNING: -L is deprecated, use long version of this option instead.", 0, 0, 0, GET_NO_ARG,
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   NO_ARG, 0, 0, 0, 0, 0, 0},
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  {"unbuffered", 'n', "Flush buffer after each query.", (uchar**) &unbuffered,
   (uchar**) &unbuffered, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
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  {"column-names", OPT_COLUMN_NAMES, "Write column names in results.",
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   (uchar**) &column_names, (uchar**) &column_names, 0, GET_BOOL,
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   NO_ARG, 1, 0, 0, 0, 0, 0},
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  {"skip-column-names", 'N',
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   "Don't write column names in results. WARNING: -N is deprecated, use long version of this options instead.",
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   0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"set-variable", 'O',
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   "Change the value of a variable. Please note that this option is deprecated; you can set variables directly with --variable-name=value.",
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   0, 0, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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  {"sigint-ignore", OPT_SIGINT_IGNORE, "Ignore SIGINT (CTRL-C)",
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   (uchar**) &opt_sigint_ignore,  (uchar**) &opt_sigint_ignore, 0, GET_BOOL,
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   NO_ARG, 0, 0, 0, 0, 0, 0},
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  {"one-database", 'o',
   "Only update the default database. This is useful for skipping updates to other database in the update log.",
   0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
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#ifdef USE_POPEN
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  {"pager", OPT_PAGER,
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   "Pager to use to display results. If you don't supply an option the default pager is taken from your ENV variable PAGER. Valid pagers are less, more, cat [> filename], etc. See interactive help (\\h) also. This option does not work in batch mode. Disable with --disable-pager. This option is disabled by default.",
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   0, 0, 0, GET_STR, OPT_ARG, 0, 0, 0, 0, 0, 0},
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  {"no-pager", OPT_NOPAGER,
   "Disable pager and print to stdout. See interactive help (\\h) also. WARNING: option deprecated; use --disable-pager instead.",
   0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
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#endif
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  {"password", 'p',
   "Password to use when connecting to server. If password is not given it's asked from the tty.",
   0, 0, 0, GET_STR, OPT_ARG, 0, 0, 0, 0, 0, 0},
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#ifdef __WIN__
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  {"pipe", 'W', "Use named pipes to connect to server.", 0, 0, 0, GET_NO_ARG,
   NO_ARG, 0, 0, 0, 0, 0, 0},
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#endif
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  {"port", 'P', "Port number to use for connection or 0 for default to, in "
   "order of preference, my.cnf, $MYSQL_TCP_PORT, "
#if MYSQL_PORT_DEFAULT == 0
   "/etc/services, "
#endif
   "built-in default (" STRINGIFY_ARG(MYSQL_PORT) ").",
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   (uchar**) &opt_mysql_port,
   (uchar**) &opt_mysql_port, 0, GET_UINT, REQUIRED_ARG, 0, 0, 0, 0, 0,  0},
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  {"prompt", OPT_PROMPT, "Set the mysql prompt to this value.",
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   (uchar**) &current_prompt, (uchar**) &current_prompt, 0, GET_STR_ALLOC,
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   REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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  {"protocol", OPT_MYSQL_PROTOCOL, "The protocol of connection (tcp,socket,pipe,memory).",
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   0, 0, 0, GET_STR,  REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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  {"quick", 'q',
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   "Don't cache result, print it row by row. This may slow down the server if the output is suspended. Doesn't use history file.",
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   (uchar**) &quick, (uchar**) &quick, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
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  {"raw", 'r', "Write fields without conversion. Used with --batch.",
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   (uchar**) &opt_raw_data, (uchar**) &opt_raw_data, 0, GET_BOOL, NO_ARG, 0, 0, 0,
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   0, 0, 0},
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  {"reconnect", OPT_RECONNECT, "Reconnect if the connection is lost. Disable with --disable-reconnect. This option is enabled by default.", 
1442
   (uchar**) &opt_reconnect, (uchar**) &opt_reconnect, 0, GET_BOOL, NO_ARG, 1, 0, 0, 0, 0, 0},
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  {"silent", 's', "Be more silent. Print results with a tab as separator, each row on new line.", 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0,
1444
   0, 0},
1445
#ifdef HAVE_SMEM
1446
  {"shared-memory-base-name", OPT_SHARED_MEMORY_BASE_NAME,
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   "Base name of shared memory.", (uchar**) &shared_memory_base_name, (uchar**) &shared_memory_base_name, 
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   0, GET_STR_ALLOC, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
#endif
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  {"socket", 'S', "Socket file to use for connection.",
1451
   (uchar**) &opt_mysql_unix_port, (uchar**) &opt_mysql_unix_port, 0, GET_STR_ALLOC,
1452
   REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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#include "sslopt-longopts.h"
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  {"table", 't', "Output in table format.", (uchar**) &output_tables,
   (uchar**) &output_tables, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
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  {"tee", OPT_TEE,
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   "Append everything into outfile. See interactive help (\\h) also. Does not work in batch mode. Disable with --disable-tee. This option is disabled by default.",
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   0, 0, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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  {"no-tee", OPT_NOTEE, "Disable outfile. See interactive help (\\h) also. WARNING: option deprecated; use --disable-tee instead", 0, 0, 0, GET_NO_ARG,
   NO_ARG, 0, 0, 0, 0, 0, 0},
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#ifndef DONT_ALLOW_USER_CHANGE
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  {"user", 'u', "User for login if not current user.", (uchar**) &current_user,
   (uchar**) &current_user, 0, GET_STR_ALLOC, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
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#endif
1465
  {"safe-updates", 'U', "Only allow UPDATE and DELETE that uses keys.",
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   (uchar**) &safe_updates, (uchar**) &safe_updates, 0, GET_BOOL, NO_ARG, 0, 0,
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   0, 0, 0, 0},
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  {"i-am-a-dummy", 'U', "Synonym for option --safe-updates, -U.",
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   (uchar**) &safe_updates, (uchar**) &safe_updates, 0, GET_BOOL, NO_ARG, 0, 0,
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   0, 0, 0, 0},
1471
  {"verbose", 'v', "Write more. (-v -v -v gives the table output format).", 0,
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   0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"version", 'V', "Output version information and exit.", 0, 0, 0,
   GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0},
  {"wait", 'w', "Wait and retry if connection is down.", 0, 0, 0, GET_NO_ARG,
   NO_ARG, 0, 0, 0, 0, 0, 0},
1477 1478
  {"connect_timeout", OPT_CONNECT_TIMEOUT,
   "Number of seconds before connection timeout.",
1479 1480
   (uchar**) &opt_connect_timeout,
   (uchar**) &opt_connect_timeout, 0, GET_ULONG, REQUIRED_ARG, 0, 0, 3600*12, 0,
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   0, 0},
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  {"max_allowed_packet", OPT_MAX_ALLOWED_PACKET,
   "Max packet length to send to, or receive from server",
1484
   (uchar**) &opt_max_allowed_packet, (uchar**) &opt_max_allowed_packet, 0,
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   GET_ULONG, REQUIRED_ARG, 16 *1024L*1024L, 4096,
   (longlong) 2*1024L*1024L*1024L, MALLOC_OVERHEAD, 1024, 0},
1487 1488
  {"net_buffer_length", OPT_NET_BUFFER_LENGTH,
   "Buffer for TCP/IP and socket communication",
1489
   (uchar**) &opt_net_buffer_length, (uchar**) &opt_net_buffer_length, 0, GET_ULONG,
1490
   REQUIRED_ARG, 16384, 1024, 512*1024*1024L, MALLOC_OVERHEAD, 1024, 0},
1491 1492
  {"select_limit", OPT_SELECT_LIMIT,
   "Automatic limit for SELECT when using --safe-updates",
1493
   (uchar**) &select_limit,
1494
   (uchar**) &select_limit, 0, GET_ULONG, REQUIRED_ARG, 1000L, 1, ULONG_MAX,
1495
   0, 1, 0},
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  {"max_join_size", OPT_MAX_JOIN_SIZE,
   "Automatic limit for rows in a join when using --safe-updates",
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   (uchar**) &max_join_size,
1499
   (uchar**) &max_join_size, 0, GET_ULONG, REQUIRED_ARG, 1000000L, 1, ULONG_MAX,
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   0, 1, 0},
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  {"secure-auth", OPT_SECURE_AUTH, "Refuse client connecting to server if it"
1502 1503
    " uses old (pre-4.1.1) protocol", (uchar**) &opt_secure_auth,
    (uchar**) &opt_secure_auth, 0, GET_BOOL, NO_ARG, 0, 0, 0, 0, 0, 0},
1504 1505
  {"server-arg", OPT_SERVER_ARG, "Send embedded server this as a parameter.",
   0, 0, 0, GET_STR, REQUIRED_ARG, 0, 0, 0, 0, 0, 0},
1506
  {"show-warnings", OPT_SHOW_WARNINGS, "Show warnings after every statement.",
1507
    (uchar**) &show_warnings, (uchar**) &show_warnings, 0, GET_BOOL, NO_ARG, 
1508
    0, 0, 0, 0, 0, 0},
1509
  { 0, 0, 0, 0, 0, 0, GET_NO_ARG, NO_ARG, 0, 0, 0, 0, 0, 0}
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};


static void usage(int version)
{
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  /* Divert all help information on NetWare to logger screen. */
#ifdef __NETWARE__
#define printf	consoleprintf
#endif
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#if defined(USE_LIBEDIT_INTERFACE)
  const char* readline= "";
#else
  const char* readline= "readline";
#endif

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#ifdef HAVE_READLINE
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  printf("%s  Ver %s Distrib %s, for %s (%s) using %s %s\n",
	 my_progname, VER, MYSQL_SERVER_VERSION, SYSTEM_TYPE, MACHINE_TYPE,
         readline, rl_library_version);
1530
#else
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  printf("%s  Ver %s Distrib %s, for %s (%s)\n", my_progname, VER,
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	MYSQL_SERVER_VERSION, SYSTEM_TYPE, MACHINE_TYPE);
#endif

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  if (version)
    return;
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  printf("\
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Copyright (C) 2000-2008 MySQL AB\n\
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This software comes with ABSOLUTELY NO WARRANTY. This is free software,\n\
and you are welcome to modify and redistribute it under the GPL license\n");
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  printf("Usage: %s [OPTIONS] [database]\n", my_progname);
1542
  my_print_help(my_long_options);
1543
  print_defaults("my", load_default_groups);
1544
  my_print_variables(my_long_options);
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  NETWARE_SET_SCREEN_MODE(1);
#ifdef __NETWARE__
#undef printf
#endif
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}

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my_bool
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get_one_option(int optid, const struct my_option *opt __attribute__((unused)),
	       char *argument)
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{
1556
  switch(optid) {
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#ifdef __NETWARE__
  case OPT_AUTO_CLOSE:
    setscreenmode(SCR_AUTOCLOSE_ON_EXIT);
    break;
#endif
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  case OPT_CHARSETS_DIR:
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    strmake(mysql_charsets_dir, argument, sizeof(mysql_charsets_dir) - 1);
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    charsets_dir = mysql_charsets_dir;
    break;
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  case  OPT_DEFAULT_CHARSET:
    default_charset_used= 1;
    break;
1569
  case OPT_DELIMITER:
1570 1571
    if (argument == disabled_my_option) 
    {
1572
      strmov(delimiter, DEFAULT_DELIMITER);
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    }
    else 
    {
      /* Check that delimiter does not contain a backslash */
      if (!strstr(argument, "\\")) 
      {
        strmake(delimiter, argument, sizeof(delimiter) - 1);
      }
      else 
      {
        put_info("DELIMITER cannot contain a backslash character", INFO_ERROR);
        return 0;
      } 
    }
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    delimiter_length= (uint)strlen(delimiter);
1588 1589
    delimiter_str= delimiter;
    break;
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  case OPT_LOCAL_INFILE:
    using_opt_local_infile=1;
    break;
  case OPT_TEE:
    if (argument == disabled_my_option)
    {
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      if (opt_outfile)
	end_tee();
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    }
    else
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      init_tee(argument);
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    break;
  case OPT_NOTEE:
1603
    printf("WARNING: option deprecated; use --disable-tee instead.\n");
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    if (opt_outfile)
      end_tee();
    break;
  case OPT_PAGER:
1608 1609
    if (argument == disabled_my_option)
      opt_nopager= 1;
1610
    else
1611 1612
    {
      opt_nopager= 0;
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      if (argument && strlen(argument))
      {
	default_pager_set= 1;
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	strmake(pager, argument, sizeof(pager) - 1);
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	strmov(default_pager, pager);
      }
      else if (default_pager_set)
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	strmov(pager, default_pager);
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      else
	opt_nopager= 1;
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    }
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    break;
  case OPT_NOPAGER:
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    printf("WARNING: option deprecated; use --disable-pager instead.\n");
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    opt_nopager= 1;
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    break;
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  case OPT_MYSQL_PROTOCOL:
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    opt_protocol= find_type_or_exit(argument, &sql_protocol_typelib,
                                    opt->name);
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    break;
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  case OPT_SERVER_ARG:
#ifdef EMBEDDED_LIBRARY
    /*
      When the embedded server is being tested, the client needs to be
      able to pass command-line arguments to the embedded server so it can
      locate the language files and data directory.
    */
    if (!embedded_server_arg_count)
    {
      embedded_server_arg_count= 1;
      embedded_server_args[0]= (char*) "";
    }
    if (embedded_server_arg_count == MAX_SERVER_ARGS-1 ||
        !(embedded_server_args[embedded_server_arg_count++]=
          my_strdup(argument, MYF(MY_FAE))))
    {
        put_info("Can't use server argument", INFO_ERROR);
        return 0;
    }
#else /*EMBEDDED_LIBRARY */
    printf("WARNING: --server-arg option not supported in this configuration.\n");
#endif
    break;
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  case 'A':
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    opt_rehash= 0;
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    break;
  case 'N':
    column_names= 0;
    break;
  case 'e':
    status.batch= 1;
    status.add_to_history= 0;
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    if (!status.line_buff)
      ignore_errors= 0;                         // do it for the first -e only
    if (!(status.line_buff= batch_readline_command(status.line_buff, argument)))
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      return 1;
    break;
  case 'o':
    if (argument == disabled_my_option)
      one_database= 0;
    else
      one_database= skip_updates= 1;
    break;
  case 'p':
    if (argument == disabled_my_option)
      argument= (char*) "";			// Don't require password
    if (argument)
    {
      char *start= argument;
      my_free(opt_password, MYF(MY_ALLOW_ZERO_PTR));
      opt_password= my_strdup(argument, MYF(MY_FAE));
      while (*argument) *argument++= 'x';		// Destroy argument
      if (*start)
	start[1]=0 ;
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      tty_password= 0;
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    }
    else
      tty_password= 1;
    break;
  case '#':
    DBUG_PUSH(argument ? argument : default_dbug_option);
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    debug_info_flag= 1;
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    break;
  case 's':
    if (argument == disabled_my_option)
      opt_silent= 0;
    else
      opt_silent++;
    break;
  case 'v':
    if (argument == disabled_my_option)
      verbose= 0;
    else
      verbose++;
    break;
  case 'B':
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    status.batch= 1;
    status.add_to_history= 0;
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    set_if_bigger(opt_silent,1);                         // more silent
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    break;
  case 'W':
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#ifdef __WIN__
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    opt_protocol = MYSQL_PROTOCOL_PIPE;
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#endif
1717
    break;
1718
#include <sslopt-case.h>
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  case 'V':
    usage(1);
    exit(0);
  case 'I':
  case '?':
    usage(0);
    exit(0);
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  }
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  return 0;
}


static int get_options(int argc, char **argv)
{
  char *tmp, *pagpoint;
  int ho_error;
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  MYSQL_PARAMETERS *mysql_params= mysql_get_parameters();
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  tmp= (char *) getenv("MYSQL_HOST");
  if (tmp)
    current_host= my_strdup(tmp, MYF(MY_WME));

  pagpoint= getenv("PAGER");
  if (!((char*) (pagpoint)))
  {
    strmov(pager, "stdout");
    opt_nopager= 1;
  }
  else
    strmov(pager, pagpoint);
  strmov(default_pager, pager);

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  opt_max_allowed_packet= *mysql_params->p_max_allowed_packet;
  opt_net_buffer_length= *mysql_params->p_net_buffer_length;

1754
  if ((ho_error=handle_options(&argc, &argv, my_long_options, get_one_option)))
1755
    exit(ho_error);
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  *mysql_params->p_max_allowed_packet= opt_max_allowed_packet;
  *mysql_params->p_net_buffer_length= opt_net_buffer_length;

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  if (status.batch) /* disable pager and outfile in this case */
  {
    strmov(default_pager, "stdout");
    strmov(pager, "stdout");
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    opt_nopager= 1;
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    default_pager_set= 0;
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    opt_outfile= 0;
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    opt_reconnect= 0;
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    connect_flag= 0; /* Not in interactive mode */
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  }
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  if (strcmp(default_charset, charset_info->csname) &&
      !(charset_info= get_charset_by_csname(default_charset, 
1773
					    MY_CS_PRIMARY, MYF(MY_WME))))
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    exit(1);
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  if (argc > 1)
  {
    usage(0);
    exit(1);
  }
  if (argc == 1)
  {
1782
    skip_updates= 0;
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    my_free(current_db, MYF(MY_ALLOW_ZERO_PTR));
    current_db= my_strdup(*argv, MYF(MY_WME));
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  }
  if (tty_password)
1787
    opt_password= get_tty_password(NullS);
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  if (debug_info_flag)
    my_end_arg= MY_CHECK_ERROR | MY_GIVE_INFO;
  if (debug_check_flag)
    my_end_arg= MY_CHECK_ERROR;
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  return(0);
}

1795
static int read_and_execute(bool interactive)
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{
1797
#if defined(__NETWARE__)
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  char linebuffer[254];
1799
  String buffer;
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#endif
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#if defined(__WIN__)
  String tmpbuf;
  String buffer;
#endif

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  char	*line;
  char	in_string=0;
  ulong line_number=0;
1809
  bool ml_comment= 0;  
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  COMMANDS *com;
  status.exit_status=1;
1812
  
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  for (;;)
  {
1815
    if (!interactive)
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    {
      line=batch_readline(status.line_buff);
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      /*
        Skip UTF8 Byte Order Marker (BOM) 0xEFBBBF.
        Editors like "notepad" put this marker in
        the very beginning of a text file when
        you save the file using "Unicode UTF-8" format.
      */
1824
      if (line && !line_number &&
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           (uchar) line[0] == 0xEF &&
           (uchar) line[1] == 0xBB &&
           (uchar) line[2] == 0xBF)
        line+= 3;
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      line_number++;
      if (!glob_buffer.length())
	status.query_start_line=line_number;
    }
    else
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    {
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      char *prompt= (char*) (ml_comment ? "   /*> " :
                             glob_buffer.is_empty() ?  construct_prompt() :
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			     !in_string ? "    -> " :
			     in_string == '\'' ?
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			     "    '> " : (in_string == '`' ?
			     "    `> " :
			     "    \"> "));
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      if (opt_outfile && glob_buffer.is_empty())
	fflush(OUTFILE);
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1844

1845
#if defined( __WIN__) || defined(__NETWARE__)
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      tee_fputs(prompt, stdout);
1847
#if defined(__NETWARE__)
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      line=fgets(linebuffer, sizeof(linebuffer)-1, stdin);
      /* Remove the '\n' */
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      if (line)
1851
      {
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        char *p = strrchr(line, '\n');
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        if (p != NULL)
          *p = '\0';
1855
      }
1856
#else defined(__WIN__)
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      if (!tmpbuf.is_alloced())
        tmpbuf.alloc(65535);
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      tmpbuf.length(0);
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      buffer.length(0);
1861
      size_t clen;
1862 1863
      do
      {
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	line= my_cgets((char*)tmpbuf.ptr(), tmpbuf.alloced_length()-1, &clen);
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        buffer.append(line, clen);
        /* 
           if we got buffer fully filled than there is a chance that
           something else is still in console input buffer
        */
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      } while (tmpbuf.alloced_length() <= clen);
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      /* 
        An empty line is returned from my_cgets when there's error reading :
        Ctrl-c for example
      */
      if (line)
        line= buffer.c_ptr();
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#endif /* __NETWARE__ */
#else
      if (opt_outfile)
	fputs(prompt, OUTFILE);
      line= readline(prompt);
1882
#endif /* defined( __WIN__) || defined(__NETWARE__) */
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      /*
        When Ctrl+d or Ctrl+z is pressed, the line may be NULL on some OS
        which may cause coredump.
      */
      if (opt_outfile && line)
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	fprintf(OUTFILE, "%s\n", line);
1890
    }
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    if (!line)					// End of file
    {
      status.exit_status=0;
      break;
    }

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    /*
      Check if line is a mysql command line
      (We want to allow help, print and clear anywhere at line start
    */
1901
    if ((named_cmds || glob_buffer.is_empty())
1902
	&& !ml_comment && !in_string && (com=find_command(line,0)))
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    {
      if ((*com->func)(&glob_buffer,line) > 0)
	break;
      if (glob_buffer.is_empty())		// If buffer was emptied
	in_string=0;
#ifdef HAVE_READLINE
1909
      if (interactive && status.add_to_history && not_in_history(line))
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	add_history(line);
#endif
      continue;
    }
1914
    if (add_line(glob_buffer,line,&in_string,&ml_comment))
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      break;
  }
  /* if in batch mode, send last query even if it doesn't end with \g or go */

1919
  if (!interactive && !status.exit_status)
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  {
    remove_cntrl(glob_buffer);
    if (!glob_buffer.is_empty())
    {
      status.exit_status=1;
      if (com_go(&glob_buffer,line) <= 0)
	status.exit_status=0;
    }
  }
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1930
#if defined( __WIN__) || defined(__NETWARE__)
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  buffer.free();
#endif
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#if defined( __WIN__)
  tmpbuf.free();
#endif

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  return status.exit_status;
}


1941
static COMMANDS *find_command(char *name,char cmd_char)
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{
  uint len;
  char *end;
1945 1946
  DBUG_ENTER("find_command");
  DBUG_PRINT("enter",("name: '%s'  char: %d", name ? name : "NULL", cmd_char));
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  if (!name)
  {
    len=0;
    end=0;
  }
  else
  {
1955
    while (my_isspace(charset_info,*name))
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1956
      name++;
1957
    /*
1958 1959 1960
      If there is an \\g in the row or if the row has a delimiter but
      this is not a delimiter command, let add_line() take care of
      parsing the row and calling find_command()
1961 1962
    */
    if (strstr(name, "\\g") || (strstr(name, delimiter) &&
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                                !(strlen(name) >= 9 &&
                                  !my_strnncoll(charset_info,
                                                (uchar*) name, 9,
                                                (const uchar*) "delimiter",
                                                9))))
1968
      DBUG_RETURN((COMMANDS *) 0);
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    if ((end=strcont(name," \t")))
    {
      len=(uint) (end - name);
1972
      while (my_isspace(charset_info,*end))
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1973 1974 1975 1976 1977
	end++;
      if (!*end)
	end=0;					// no arguments to function
    }
    else
1978
      len=(uint) strlen(name);
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1979 1980 1981 1982 1983
  }

  for (uint i= 0; commands[i].name; i++)
  {
    if (commands[i].func &&
1984
	((name &&
1985 1986
	  !my_strnncoll(charset_info,(uchar*)name,len,
				     (uchar*)commands[i].name,len) &&
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1987 1988 1989
	  !commands[i].name[len] &&
	  (!end || (end && commands[i].takes_params))) ||
	 !name && commands[i].cmd_char == cmd_char))
1990 1991 1992 1993
    {
      DBUG_PRINT("exit",("found command: %s", commands[i].name));
      DBUG_RETURN(&commands[i]);
    }
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1994
  }
1995
  DBUG_RETURN((COMMANDS *) 0);
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}


1999 2000
static bool add_line(String &buffer,char *line,char *in_string,
                     bool *ml_comment)
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2001 2002
{
  uchar inchar;
2003
  char buff[80], *pos, *out;
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2004
  COMMANDS *com;
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2005
  bool need_space= 0;
2006
  bool ss_comment= 0;
2007
  DBUG_ENTER("add_line");
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2008 2009

  if (!line[0] && buffer.is_empty())
2010
    DBUG_RETURN(0);
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2011
#ifdef HAVE_READLINE
2012
  if (status.add_to_history && line[0] && not_in_history(line))
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    add_history(line);
#endif
2015
  char *end_of_line=line+(uint) strlen(line);
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2016 2017 2018

  for (pos=out=line ; (inchar= (uchar) *pos) ; pos++)
  {
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    if (!preserve_comments)
    {
      // Skip spaces at the beggining of a statement
      if (my_isspace(charset_info,inchar) && (out == line) &&
          buffer.is_empty())
        continue;
    }
        
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#ifdef USE_MB
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    // Accept multi-byte characters as-is
2029
    int length;
2030
    if (use_mb(charset_info) &&
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        (length= my_ismbchar(charset_info, pos, end_of_line)))
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    {
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      if (!*ml_comment || preserve_comments)
2034
      {
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        while (length--)
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          *out++ = *pos++;
        pos--;
      }
      else
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        pos+= length - 1;
2041
      continue;
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    }
#endif
2044 2045
    if (!*ml_comment && inchar == '\\' &&
        !(mysql.server_status & SERVER_STATUS_NO_BACKSLASH_ESCAPES))
2046 2047 2048
    {
      // Found possbile one character command like \c

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      if (!(inchar = (uchar) *++pos))
	break;				// readline adds one '\'
2051
      if (*in_string || inchar == 'N')	// \N is short for NULL
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      {					// Don't allow commands in string
	*out++='\\';
	*out++= (char) inchar;
	continue;
      }
      if ((com=find_command(NullS,(char) inchar)))
      {
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        // Flush previously accepted characters
        if (out != line)
        {
          buffer.append(line, (uint) (out-line));
          out= line;
        }
        
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        if ((*com->func)(&buffer,pos-1) > 0)
          DBUG_RETURN(1);                       // Quit
        if (com->takes_params)
        {
          if (ss_comment)
          {
            /*
              If a client-side macro appears inside a server-side comment,
              discard all characters in the comment after the macro (that is,
              until the end of the comment rather than the next delimiter)
            */
            for (pos++; *pos && (*pos != '*' || *(pos + 1) != '/'); pos++)
              ;
            pos--;
          }
          else
          {
            for (pos++ ;
                 *pos && (*pos != *delimiter ||
                          !is_prefix(pos + 1, delimiter + 1)) ; pos++)
              ;	// Remove parameters
            if (!*pos)
              pos--;
            else 
              pos+= delimiter_length - 1; // Point at last delim char
          }
        }
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      }
      else
      {
	sprintf(buff,"Unknown command '\\%c'.",inchar);
	if (put_info(buff,INFO_ERROR) > 0)
2098
	  DBUG_RETURN(1);
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	*out++='\\';
	*out++=(char) inchar;
	continue;
      }
    }
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    else if (!*ml_comment && !*in_string && is_prefix(pos, delimiter))
    {
      // Found a statement. Continue parsing after the delimiter
      pos+= delimiter_length;

      if (preserve_comments)
      {
        while (my_isspace(charset_info, *pos))
          *out++= *pos++;
      }
      // Flush previously accepted characters
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      if (out != line)
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      {
        buffer.append(line, (uint32) (out-line));
        out= line;
      }

      if (preserve_comments && ((*pos == '#') ||
                                ((*pos == '-') &&
                                 (pos[1] == '-') &&
                                 my_isspace(charset_info, pos[2]))))
      {
        // Add trailing single line comments to this statement
        buffer.append(pos);
        pos+= strlen(pos);
      }

      pos--;

2133
      if ((com= find_command(buffer.c_ptr(), 0)))
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      {
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        if ((*com->func)(&buffer, buffer.c_ptr()) > 0)
          DBUG_RETURN(1);                       // Quit 
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      }
      else
      {
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        if (com_go(&buffer, 0) > 0)             // < 0 is not fatal
          DBUG_RETURN(1);
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      }
      buffer.length(0);
    }
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    else if (!*ml_comment && (!*in_string && (inchar == '#' ||
			      inchar == '-' && pos[1] == '-' &&
2148
			      my_isspace(charset_info,pos[2]))))
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    {
      // Flush previously accepted characters
      if (out != line)
      {
        buffer.append(line, (uint32) (out - line));
        out= line;
      }

      // comment to end of line
      if (preserve_comments)
        buffer.append(pos);

      break;
    }
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    else if (!*in_string && inchar == '/' && *(pos+1) == '*' &&
	     *(pos+2) != '!')
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    {
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      if (preserve_comments)
      {
        *out++= *pos++;                       // copy '/'
        *out++= *pos;                         // copy '*'
      }
      else
        pos++;
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      *ml_comment= 1;
      if (out != line)
      {
        buffer.append(line,(uint) (out-line));
        out=line;
      }
    }
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    else if (*ml_comment && !ss_comment && inchar == '*' && *(pos + 1) == '/')
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    {
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      if (preserve_comments)
      {
        *out++= *pos++;                       // copy '*'
        *out++= *pos;                         // copy '/'
      }
      else
        pos++;
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      *ml_comment= 0;
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      if (out != line)
      {
        buffer.append(line, (uint32) (out - line));
        out= line;
      }
      // Consumed a 2 chars or more, and will add 1 at most,
      // so using the 'line' buffer to edit data in place is ok.
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      need_space= 1;
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    }      
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    else
    {						// Add found char to buffer
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      if (!*in_string && inchar == '/' && *(pos + 1) == '*' &&
          *(pos + 2) == '!')
        ss_comment= 1;
      else if (!*in_string && ss_comment && inchar == '*' && *(pos + 1) == '/')
        ss_comment= 0;
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      if (inchar == *in_string)
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	*in_string= 0;
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      else if (!*ml_comment && !*in_string &&
	       (inchar == '\'' || inchar == '"' || inchar == '`'))
	*in_string= (char) inchar;
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      if (!*ml_comment || preserve_comments)
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      {
        if (need_space && !my_isspace(charset_info, (char)inchar))
          *out++= ' ';
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        need_space= 0;
        *out++= (char) inchar;
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      }
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    }
  }
  if (out != line || !buffer.is_empty())
  {
    *out++='\n';
    uint length=(uint) (out-line);
    if (buffer.length() + length >= buffer.alloced_length())
      buffer.realloc(buffer.length()+length+IO_SIZE);
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    if ((!*ml_comment || preserve_comments) && buffer.append(line, length))
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      DBUG_RETURN(1);
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  }
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  DBUG_RETURN(0);
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}

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/*****************************************************************
	    Interface to Readline Completion
******************************************************************/
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#ifdef HAVE_READLINE

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static char *new_command_generator(const char *text, int);
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extern "C" char **new_mysql_completion (const char *text, int start, int end);
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/*
  Tell the GNU Readline library how to complete.  We want to try to complete
  on command names if this is the first word in the line, or on filenames
  if not.
*/
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#if defined(USE_NEW_READLINE_INTERFACE) || defined(USE_LIBEDIT_INTERFACE)
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extern "C" char *no_completion(const char*,int)
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#else
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extern "C" char *no_completion()
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#endif
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{
  return 0;					/* No filename completion */
}

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/*	glues pieces of history back together if in pieces   */
static void fix_history(String *final_command) 
{
  int total_lines = 1;
  char *ptr = final_command->c_ptr();
  String fixed_buffer; 	/* Converted buffer */
  char str_char = '\0';  /* Character if we are in a string or not */
  
  /* find out how many lines we have and remove newlines */
  while (*ptr != '\0') 
  {
    switch (*ptr) {
      /* string character */
    case '"':
    case '\'':
    case '`':
      if (str_char == '\0')	/* open string */
	str_char = *ptr;
      else if (str_char == *ptr)   /* close string */
	str_char = '\0';
      fixed_buffer.append(ptr,1);
      break;
    case '\n':
      /* 
	 not in string, change to space
	 if in string, leave it alone 
      */
      fixed_buffer.append(str_char == '\0' ? " " : "\n");
      total_lines++;
      break;
    case '\\':
      fixed_buffer.append('\\');
      /* need to see if the backslash is escaping anything */
      if (str_char) 
      {
	ptr++;
	/* special characters that need escaping */
	if (*ptr == '\'' || *ptr == '"' || *ptr == '\\')
	  fixed_buffer.append(ptr,1);
	else
	  ptr--;
      }
      break;
      
    default:
      fixed_buffer.append(ptr,1);
    }
    ptr++;
  }
  if (total_lines > 1)			
    add_history(fixed_buffer.ptr());
}

/*	
  returns 0 if line matches the previous history entry
  returns 1 if the line doesn't match the previous history entry
*/
static int not_in_history(const char *line) 
{
  HIST_ENTRY *oldhist = history_get(history_length);
  
  if (oldhist == 0)
    return 1;
  if (strcmp(oldhist->line,line) == 0)
    return 0;
  return 1;
}

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static void initialize_readline (char *name)
{
  /* Allow conditional parsing of the ~/.inputrc file. */
  rl_readline_name = name;

  /* Tell the completer that we want a crack first. */
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#if defined(USE_NEW_READLINE_INTERFACE)
  rl_attempted_completion_function= (rl_completion_func_t*)&new_mysql_completion;
  rl_completion_entry_function= (rl_compentry_func_t*)&no_completion;
#elif defined(USE_LIBEDIT_INTERFACE)
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#ifdef HAVE_LOCALE_H
  setlocale(LC_ALL,""); /* so as libedit use isprint */
#endif
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  rl_attempted_completion_function= (CPPFunction*)&new_mysql_completion;
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  rl_completion_entry_function= &no_completion;
2339
#else
2340
  rl_attempted_completion_function= (CPPFunction*)&new_mysql_completion;
2341
  rl_completion_entry_function= &no_completion;
2342
#endif
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}

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/*
  Attempt to complete on the contents of TEXT.  START and END show the
  region of TEXT that contains the word to complete.  We can use the
  entire line in case we want to do some simple parsing.  Return the
  array of matches, or NULL if there aren't any.
*/
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char **new_mysql_completion (const char *text,
                             int start __attribute__((unused)),
                             int end __attribute__((unused)))
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{
  if (!status.batch && !quick)
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#if defined(USE_NEW_READLINE_INTERFACE)
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    return rl_completion_matches(text, new_command_generator);
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#else
    return completion_matches((char *)text, (CPFunction *)new_command_generator);
#endif
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  else
    return (char**) 0;
}

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static char *new_command_generator(const char *text,int state)
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{
  static int textlen;
  char *ptr;
  static Bucket *b;
  static entry *e;
  static uint i;

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  if (!state)
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    textlen=(uint) strlen(text);
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  if (textlen>0)
  {						/* lookup in the hash */
    if (!state)
    {
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      uint len;

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      b = find_all_matches(&ht,text,(uint) strlen(text),&len);
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      if (!b)
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	return NullS;
      e = b->pData;
    }

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    if (e)
    {
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      ptr= strdup(e->str);
      e = e->pNext;
      return ptr;
    }
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  }
  else
  { /* traverse the entire hash, ugly but works */
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    if (!state)
    {
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      /* find the first used bucket */
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      for (i=0 ; i < ht.nTableSize ; i++)
      {
	if (ht.arBuckets[i])
	{
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	  b = ht.arBuckets[i];
	  e = b->pData;
	  break;
	}
      }
    }
    ptr= NullS;
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    while (e && !ptr)
    {					/* find valid entry in bucket */
      if ((uint) strlen(e->str) == b->nKeyLength)
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	ptr = strdup(e->str);
      /* find the next used entry */
      e = e->pNext;
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      if (!e)
      { /* find the next used bucket */
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	b = b->pNext;
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	if (!b)
	{
	  for (i++ ; i<ht.nTableSize; i++)
	  {
	    if (ht.arBuckets[i])
	    {
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	      b = ht.arBuckets[i];
	      e = b->pData;
	      break;
	    }
	  }
	}
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	else
	  e = b->pData;
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      }
    }
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    if (ptr)
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      return ptr;
  }
  return NullS;
}


/* Build up the completion hash */

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static void build_completion_hash(bool rehash, bool write_info)
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{
  COMMANDS *cmd=commands;
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  MYSQL_RES *databases=0,*tables=0;
  MYSQL_RES *fields;
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  static char ***field_names= 0;
  MYSQL_ROW database_row,table_row;
  MYSQL_FIELD *sql_field;
  char buf[NAME_LEN*2+2];		 // table name plus field name plus 2
  int i,j,num_fields;
  DBUG_ENTER("build_completion_hash");

2459
  if (status.batch || quick || !current_db)
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    DBUG_VOID_RETURN;			// We don't need completion in batches
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  if (!rehash)
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    DBUG_VOID_RETURN;

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  /* Free old used memory */
  if (field_names)
    field_names=0;
  completion_hash_clean(&ht);
  free_root(&hash_mem_root,MYF(0));

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  /* hash this file's known subset of SQL commands */
  while (cmd->name) {
    add_word(&ht,(char*) cmd->name);
    cmd++;
  }

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  /* hash MySQL functions (to be implemented) */

  /* hash all database names */
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  if (mysql_query(&mysql,"show databases") == 0)
  {
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    if (!(databases = mysql_store_result(&mysql)))
      put_info(mysql_error(&mysql),INFO_INFO);
    else
    {
      while ((database_row=mysql_fetch_row(databases)))
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      {
	char *str=strdup_root(&hash_mem_root, (char*) database_row[0]);
	if (str)
	  add_word(&ht,(char*) str);
      }
      mysql_free_result(databases);
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    }
  }
  /* hash all table names */
  if (mysql_query(&mysql,"show tables")==0)
  {
    if (!(tables = mysql_store_result(&mysql)))
      put_info(mysql_error(&mysql),INFO_INFO);
    else
    {
      if (mysql_num_rows(tables) > 0 && !opt_silent && write_info)
      {
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	tee_fprintf(stdout, "\
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Reading table information for completion of table and column names\n\
You can turn off this feature to get a quicker startup with -A\n\n");
      }
      while ((table_row=mysql_fetch_row(tables)))
      {
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	char *str=strdup_root(&hash_mem_root, (char*) table_row[0]);
	if (str &&
	    !completion_hash_exists(&ht,(char*) str, (uint) strlen(str)))
	  add_word(&ht,str);
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      }
    }
  }

  /* hash all field names, both with the table prefix and without it */
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  if (!tables)					/* no tables */
  {
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    DBUG_VOID_RETURN;
  }
  mysql_data_seek(tables,0);
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  if (!(field_names= (char ***) alloc_root(&hash_mem_root,sizeof(char **) *
					   (uint) (mysql_num_rows(tables)+1))))
  {
    mysql_free_result(tables);
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    DBUG_VOID_RETURN;
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  }
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  i=0;
  while ((table_row=mysql_fetch_row(tables)))
  {
    if ((fields=mysql_list_fields(&mysql,(const char*) table_row[0],NullS)))
    {
      num_fields=mysql_num_fields(fields);
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      if (!(field_names[i] = (char **) alloc_root(&hash_mem_root,
						  sizeof(char *) *
						  (num_fields*2+1))))
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      {
        mysql_free_result(fields);
        break;
      }
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      field_names[i][num_fields*2]= '\0';
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      j=0;
      while ((sql_field=mysql_fetch_field(fields)))
      {
2546
	sprintf(buf,"%.64s.%.64s",table_row[0],sql_field->name);
2547
	field_names[i][j] = strdup_root(&hash_mem_root,buf);
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	add_word(&ht,field_names[i][j]);
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	field_names[i][num_fields+j] = strdup_root(&hash_mem_root,
						   sql_field->name);
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	if (!completion_hash_exists(&ht,field_names[i][num_fields+j],
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				    (uint) strlen(field_names[i][num_fields+j])))
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	  add_word(&ht,field_names[i][num_fields+j]);
	j++;
      }
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      mysql_free_result(fields);
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    }
    else
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      field_names[i]= 0;
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    i++;
  }
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  mysql_free_result(tables);
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  field_names[i]=0;				// End pointer
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  DBUG_VOID_RETURN;
}

	/* for gnu readline */

#ifndef HAVE_INDEX
extern "C" {
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extern char *index(const char *,int c),*rindex(const char *,int);
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char *index(const char *s,int c)
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{
  for (;;)
  {
     if (*s == (char) c) return (char*) s;
     if (!*s++) return NullS;
  }
}

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char *rindex(const char *s,int c)
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{
  reg3 char *t;

  t = NullS;
  do if (*s == (char) c) t = (char*) s; while (*s++);
  return (char*) t;
}
}
#endif
#endif /* HAVE_READLINE */

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static int reconnect(void)
{
2598
  /* purecov: begin tested */
2599
  if (opt_reconnect)
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  {
    put_info("No connection. Trying to reconnect...",INFO_INFO);
    (void) com_connect((String *) 0, 0);
2603
    if (opt_rehash)
2604
      com_rehash(NULL, NULL);
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  }
  if (!connected)
    return put_info("Can't connect to the server\n",INFO_ERROR);
2608
  /* purecov: end */
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  return 0;
}

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static void get_current_db()
{
  MYSQL_RES *res;

  my_free(current_db, MYF(MY_ALLOW_ZERO_PTR));
  current_db= NULL;
  /* In case of error below current_db will be NULL */
  if (!mysql_query(&mysql, "SELECT DATABASE()") &&
      (res= mysql_use_result(&mysql)))
  {
    MYSQL_ROW row= mysql_fetch_row(res);
    if (row[0])
      current_db= my_strdup(row[0], MYF(MY_WME));
    mysql_free_result(res);
  }
}
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/***************************************************************************
 The different commands
***************************************************************************/

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int mysql_real_query_for_lazy(const char *buf, int length)
{
  for (uint retry=0;; retry++)
  {
2637
    int error;
2638
    if (!mysql_real_query(&mysql,buf,length))
2639
      return 0;
2640
    error= put_error(&mysql);
2641
    if (mysql_errno(&mysql) != CR_SERVER_GONE_ERROR || retry > 1 ||
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        !opt_reconnect)
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      return error;
    if (reconnect())
      return error;
  }
}

int mysql_store_result_for_lazy(MYSQL_RES **result)
{
  if ((*result=mysql_store_result(&mysql)))
    return 0;

  if (mysql_error(&mysql)[0])
2655
    return put_error(&mysql);
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  return 0;
}

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static void print_help_item(MYSQL_ROW *cur, int num_name, int num_cat, char *last_char)
{
  char ccat= (*cur)[num_cat][0];
  if (*last_char != ccat)
  {
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    put_info(ccat == 'Y' ? "categories:" : "topics:", INFO_INFO);
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    *last_char= ccat;
  }
  tee_fprintf(PAGER, "   %s\n", (*cur)[num_name]);
}
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static int com_server_help(String *buffer __attribute__((unused)),
2672
			   char *line __attribute__((unused)), char *help_arg)
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{
  MYSQL_ROW cur;
  const char *server_cmd= buffer->ptr();
  char cmd_buf[100];
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  MYSQL_RES *result;
  int error;
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2680
  if (help_arg[0] != '\'')
2681
  {
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	char *end_arg= strend(help_arg);
	if(--end_arg)
	{
		while (my_isspace(charset_info,*end_arg))
          end_arg--;
		*++end_arg= '\0';
	}
	(void) strxnmov(cmd_buf, sizeof(cmd_buf), "help '", help_arg, "'", NullS);
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    server_cmd= cmd_buf;
  }
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  if (!status.batch)
  {
    old_buffer= *buffer;
    old_buffer.copy();
  }

  if (!connected && reconnect())
    return 1;

2702
  if ((error= mysql_real_query_for_lazy(server_cmd,(int)strlen(server_cmd))) ||
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      (error= mysql_store_result_for_lazy(&result)))
2704 2705 2706 2707
    return error;

  if (result)
  {
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    unsigned int num_fields= mysql_num_fields(result);
    my_ulonglong num_rows= mysql_num_rows(result);
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2710
    mysql_fetch_fields(result);
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2711
    if (num_fields==3 && num_rows==1)
2712 2713
    {
      if (!(cur= mysql_fetch_row(result)))
2714 2715 2716 2717
      {
	error= -1;
	goto err;
      }
2718 2719

      init_pager();
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      tee_fprintf(PAGER,   "Name: \'%s\'\n", cur[0]);
      tee_fprintf(PAGER,   "Description:\n%s", cur[1]);
      if (cur[2] && *((char*)cur[2]))
	tee_fprintf(PAGER, "Examples:\n%s", cur[2]);
      tee_fprintf(PAGER,   "\n");
2725 2726
      end_pager();
    }
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2727
    else if (num_fields >= 2 && num_rows)
2728 2729
    {
      init_pager();
2730 2731
      char last_char= 0;

2732
      int num_name= 0, num_cat= 0;
2733 2734 2735
      LINT_INIT(num_name);
      LINT_INIT(num_cat);

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2736
      if (num_fields == 2)
2737
      {
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2738
	put_info("Many help items for your request exist.", INFO_INFO);
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2739
	put_info("To make a more specific request, please type 'help <item>',\nwhere <item> is one of the following", INFO_INFO);
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	num_name= 0;
	num_cat= 1;
2742
      }
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2743 2744
      else if ((cur= mysql_fetch_row(result)))
      {
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2745
	tee_fprintf(PAGER, "You asked for help about help category: \"%s\"\n", cur[0]);
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2746
	put_info("For more information, type 'help <item>', where <item> is one of the following", INFO_INFO);
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	num_name= 1;
	num_cat= 2;
	print_help_item(&cur,1,2,&last_char);
      }
2751

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2752 2753
      while ((cur= mysql_fetch_row(result)))
	print_help_item(&cur,num_name,num_cat,&last_char);
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      tee_fprintf(PAGER, "\n");
      end_pager();
    }
    else
    {
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2759
      put_info("\nNothing found", INFO_INFO);
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2760
      put_info("Please try to run 'help contents' for a list of all accessible topics\n", INFO_INFO);
2761 2762 2763
    }
  }

2764
err:
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  mysql_free_result(result);
  return error;
}

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2769
static int
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com_help(String *buffer __attribute__((unused)),
	 char *line __attribute__((unused)))
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2772
{
2773 2774
  reg1 int i, j;
  char * help_arg= strchr(line,' '), buff[32], *end;
2775
  if (help_arg)
2776 2777 2778 2779 2780 2781
  {
    while (my_isspace(charset_info,*help_arg))
      help_arg++;
	if (*help_arg)	  
	  return com_server_help(buffer,line,help_arg);
  }
2782

2783 2784 2785 2786 2787 2788 2789
  put_info("\nFor information about MySQL products and services, visit:\n"
           "   http://www.mysql.com/\n"
           "For developer information, including the MySQL Reference Manual, "
           "visit:\n"
           "   http://dev.mysql.com/\n"
           "To buy MySQL Network Support, training, or other products, visit:\n"
           "   https://shop.mysql.com/\n", INFO_INFO);
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  put_info("List of all MySQL commands:", INFO_INFO);
  if (!named_cmds)
    put_info("Note that all text commands must be first on line and end with ';'",INFO_INFO);
  for (i = 0; commands[i].name; i++)
2794
  {
2795
    end= strmov(buff, commands[i].name);
2796
    for (j= (int)strlen(commands[i].name); j < 10; j++)
2797
      end= strmov(end, " ");
2798
    if (commands[i].func)
2799
      tee_fprintf(stdout, "%s(\\%c) %s\n", buff,
2800
		  commands[i].cmd_char, commands[i].doc);
2801
  }
2802
  if (connected && mysql_get_server_version(&mysql) >= 40100)
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2803
    put_info("\nFor server side help, type 'help contents'\n", INFO_INFO);
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  return 0;
}


	/* ARGSUSED */
static int
com_clear(String *buffer,char *line __attribute__((unused)))
{
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#ifdef HAVE_READLINE
  if (status.add_to_history)
    fix_history(buffer);
#endif
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  buffer->length(0);
  return 0;
}

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	/* ARGSUSED */
static int
com_charset(String *buffer __attribute__((unused)), char *line)
{
  char buff[256], *param;
  CHARSET_INFO * new_cs;
  strmake(buff, line, sizeof(buff) - 1);
  param= get_arg(buff, 0);
  if (!param || !*param)
  {
    return put_info("Usage: \\C char_setname | charset charset_name", 
		    INFO_ERROR, 0);
  }
  new_cs= get_charset_by_csname(param, MY_CS_PRIMARY, MYF(MY_WME));
  if (new_cs)
  {
    charset_info= new_cs;
2837 2838 2839
    mysql_set_character_set(&mysql, charset_info->csname);
    default_charset= (char *)charset_info->csname;
    default_charset_used= 1;
2840 2841 2842 2843 2844
    put_info("Charset changed", INFO_INFO);
  }
  else put_info("Charset is not found", INFO_INFO);
  return 0;
}
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2845 2846

/*
2847 2848 2849 2850
  Execute command
  Returns: 0  if ok
          -1 if not fatal error
	  1  if fatal error
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2851 2852 2853 2854 2855 2856
*/


static int
com_go(String *buffer,char *line __attribute__((unused)))
{
2857 2858
  char		buff[200]; /* about 110 chars used so far */
  char		time_buff[52+3+1]; /* time max + space&parens + NUL */
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2859
  MYSQL_RES	*result;
2860
  ulong		timer, warnings= 0;
2861 2862
  uint		error= 0;
  int           err= 0;
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2863

2864
  interrupted_query= 0;
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  if (!status.batch)
  {
    old_buffer= *buffer;			// Save for edit command
    old_buffer.copy();
  }

2871
  /* Remove garbage for nicer messages */
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2872 2873 2874 2875 2876 2877 2878 2879 2880 2881 2882 2883 2884
  LINT_INIT(buff[0]);
  remove_cntrl(*buffer);

  if (buffer->is_empty())
  {
    if (status.batch)				// Ignore empty quries
      return 0;
    return put_info("No query specified\n",INFO_ERROR);

  }
  if (!connected && reconnect())
  {
    buffer->length(0);				// Remove query on error
2885
    return opt_reconnect ? -1 : 1;          // Fatal error
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2886 2887 2888 2889 2890
  }
  if (verbose)
    (void) com_print(buffer,0);

  if (skip_updates &&
2891
      (buffer->length() < 4 || my_strnncoll(charset_info,
2892 2893
					    (const uchar*)buffer->ptr(),4,
					    (const uchar*)"SET ",4)))
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  {
    (void) put_info("Ignoring query to other database",INFO_INFO);
    return 0;
  }

  timer=start_timer();
2900
  executing_query= 1;
2901
  error= mysql_real_query_for_lazy(buffer->ptr(),buffer->length());
2902 2903 2904 2905 2906 2907 2908 2909 2910 2911

#ifdef HAVE_READLINE
  if (status.add_to_history) 
  {  
    buffer->append(vertical ? "\\G" : delimiter);
    /* Append final command onto history */
    fix_history(buffer);
  }
#endif

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2912 2913
  buffer->length(0);

2914 2915 2916
  if (error)
    goto end;

2917
  do
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2918
  {
2919 2920
    char *pos;

2921
    if (quick)
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2922
    {
2923
      if (!(result=mysql_use_result(&mysql)) && mysql_field_count(&mysql))
2924
      {
2925 2926
        error= put_error(&mysql);
        goto end;
2927
      }
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2928 2929 2930
    }
    else
    {
2931 2932
      error= mysql_store_result_for_lazy(&result);
      if (error)
2933
        goto end;
2934 2935 2936 2937 2938
    }

    if (verbose >= 3 || !opt_silent)
      mysql_end_timer(timer,time_buff);
    else
2939 2940 2941
      time_buff[0]= '\0';

    /* Every branch must truncate  buff . */
2942 2943
    if (result)
    {
2944
      if (!mysql_num_rows(result) && ! quick && !column_types_flag)
2945 2946
      {
	strmov(buff, "Empty set");
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        if (opt_xml)
        { 
          /*
            We must print XML header and footer
            to produce a well-formed XML even if
            the result set is empty (Bug#27608).
          */
          init_pager();
          print_table_data_xml(result);
          end_pager();
        }
2958
      }
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2959
      else
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      {
	init_pager();
	if (opt_html)
	  print_table_data_html(result);
	else if (opt_xml)
	  print_table_data_xml(result);
	else if (vertical)
	  print_table_data_vertically(result);
	else if (opt_silent && verbose <= 2 && !output_tables)
	  print_tab_data(result);
	else
	  print_table_data(result);
	sprintf(buff,"%ld %s in set",
		(long) mysql_num_rows(result),
		(long) mysql_num_rows(result) == 1 ? "row" : "rows");
	end_pager();
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        if (mysql_errno(&mysql))
          error= put_error(&mysql);
2978
      }
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2979
    }
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    else if (mysql_affected_rows(&mysql) == ~(ulonglong) 0)
      strmov(buff,"Query OK");
    else
      sprintf(buff,"Query OK, %ld %s affected",
	      (long) mysql_affected_rows(&mysql),
	      (long) mysql_affected_rows(&mysql) == 1 ? "row" : "rows");

    pos=strend(buff);
    if ((warnings= mysql_warning_count(&mysql)))
    {
      *pos++= ',';
      *pos++= ' ';
2992
      pos=int10_to_str(warnings, pos, 10);
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      pos=strmov(pos, " warning");
      if (warnings != 1)
	*pos++= 's';
    }
    strmov(pos, time_buff);
    put_info(buff,INFO_RESULT);
    if (mysql_info(&mysql))
      put_info(mysql_info(&mysql),INFO_RESULT);
    put_info("",INFO_RESULT);			// Empty row

    if (result && !mysql_eof(result))	/* Something wrong when using quick */
      error= put_error(&mysql);
    else if (unbuffered)
      fflush(stdout);
    mysql_free_result(result);
3008 3009 3010
  } while (!(err= mysql_next_result(&mysql)));
  if (err >= 1)
    error= put_error(&mysql);
3011

3012 3013
end:

3014 3015
 /* Show warnings if any or error occured */
  if (show_warnings == 1 && (warnings >= 1 || error))
3016 3017
    print_warnings();

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  if (!error && !status.batch && 
      (mysql.server_status & SERVER_STATUS_DB_DROPPED))
3020 3021
    get_current_db();

3022
  executing_query= 0;
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  return error;				/* New command follows */
}

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static void init_pager()
{
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3029
#ifdef USE_POPEN
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  if (!opt_nopager)
  {
    if (!(PAGER= popen(pager, "w")))
    {
      tee_fprintf(stdout, "popen() failed! defaulting PAGER to stdout!\n");
      PAGER= stdout;
    }
  }
  else
#endif
    PAGER= stdout;
}

static void end_pager()
{
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3045
#ifdef USE_POPEN
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  if (!opt_nopager)
    pclose(PAGER);
#endif
}

3051

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3052
static void init_tee(const char *file_name)
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3053
{
3054
  FILE* new_outfile;
3055
  if (opt_outfile)
3056
    end_tee();
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  if (!(new_outfile= my_fopen(file_name, O_APPEND | O_WRONLY, MYF(MY_WME))))
  {
    tee_fprintf(stdout, "Error logging to file '%s'\n", file_name);
    return;
  }
3062
  OUTFILE = new_outfile;
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  strmake(outfile, file_name, FN_REFLEN-1);
  tee_fprintf(stdout, "Logging to file '%s'\n", file_name);
  opt_outfile= 1;
  return;
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}

3069

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static void end_tee()
{
  my_fclose(OUTFILE, MYF(0));
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  OUTFILE= 0;
3074
  opt_outfile= 0;
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  return;
}

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3078

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static int
com_ego(String *buffer,char *line)
{
  int result;
  bool oldvertical=vertical;
  vertical=1;
  result=com_go(buffer,line);
  vertical=oldvertical;
  return result;
}

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static const char *fieldtype2str(enum enum_field_types type)
{
  switch (type) {
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    case MYSQL_TYPE_BIT:         return "BIT";
    case MYSQL_TYPE_BLOB:        return "BLOB";
    case MYSQL_TYPE_DATE:        return "DATE";
    case MYSQL_TYPE_DATETIME:    return "DATETIME";
    case MYSQL_TYPE_NEWDECIMAL:  return "NEWDECIMAL";
    case MYSQL_TYPE_DECIMAL:     return "DECIMAL";
    case MYSQL_TYPE_DOUBLE:      return "DOUBLE";
    case MYSQL_TYPE_ENUM:        return "ENUM";
    case MYSQL_TYPE_FLOAT:       return "FLOAT";
    case MYSQL_TYPE_GEOMETRY:    return "GEOMETRY";
    case MYSQL_TYPE_INT24:       return "INT24";
    case MYSQL_TYPE_LONG:        return "LONG";
    case MYSQL_TYPE_LONGLONG:    return "LONGLONG";
    case MYSQL_TYPE_LONG_BLOB:   return "LONG_BLOB";
    case MYSQL_TYPE_MEDIUM_BLOB: return "MEDIUM_BLOB";
    case MYSQL_TYPE_NEWDATE:     return "NEWDATE";
    case MYSQL_TYPE_NULL:        return "NULL";
    case MYSQL_TYPE_SET:         return "SET";
    case MYSQL_TYPE_SHORT:       return "SHORT";
    case MYSQL_TYPE_STRING:      return "STRING";
    case MYSQL_TYPE_TIME:        return "TIME";
    case MYSQL_TYPE_TIMESTAMP:   return "TIMESTAMP";
    case MYSQL_TYPE_TINY:        return "TINY";
    case MYSQL_TYPE_TINY_BLOB:   return "TINY_BLOB";
    case MYSQL_TYPE_VAR_STRING:  return "VAR_STRING";
    case MYSQL_TYPE_YEAR:        return "YEAR";
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    default:                     return "?-unknown-?";
  }
}

static char *fieldflags2str(uint f) {
  static char buf[1024];
  char *s=buf;
  *s=0;
#define ff2s_check_flag(X) \
                if (f & X ## _FLAG) { s=strmov(s, # X " "); f &= ~ X ## _FLAG; }
  ff2s_check_flag(NOT_NULL);
  ff2s_check_flag(PRI_KEY);
  ff2s_check_flag(UNIQUE_KEY);
  ff2s_check_flag(MULTIPLE_KEY);
  ff2s_check_flag(BLOB);
  ff2s_check_flag(UNSIGNED);
  ff2s_check_flag(ZEROFILL);
  ff2s_check_flag(BINARY);
  ff2s_check_flag(ENUM);
  ff2s_check_flag(AUTO_INCREMENT);
  ff2s_check_flag(TIMESTAMP);
  ff2s_check_flag(SET);
  ff2s_check_flag(NO_DEFAULT_VALUE);
  ff2s_check_flag(NUM);
  ff2s_check_flag(PART_KEY);
  ff2s_check_flag(GROUP);
  ff2s_check_flag(UNIQUE);
  ff2s_check_flag(BINCMP);
3148
  ff2s_check_flag(ON_UPDATE_NOW);
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#undef ff2s_check_flag
  if (f)
    sprintf(s, " unknows=0x%04x", f);
  return buf;
}

3155 3156 3157
static void
print_field_types(MYSQL_RES *result)
{
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3158 3159 3160
  MYSQL_FIELD   *field;
  uint i=0;

3161 3162
  while ((field = mysql_fetch_field(result)))
  {
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    tee_fprintf(PAGER, "Field %3u:  `%s`\n"
                       "Catalog:    `%s`\n"
                       "Database:   `%s`\n"
                       "Table:      `%s`\n"
                       "Org_table:  `%s`\n"
                       "Type:       %s\n"
                       "Collation:  %s (%u)\n"
                       "Length:     %lu\n"
                       "Max_length: %lu\n"
                       "Decimals:   %u\n"
                       "Flags:      %s\n\n",
                ++i,
                field->name, field->catalog, field->db, field->table,
                field->org_table, fieldtype2str(field->type),
                get_charset_name(field->charsetnr), field->charsetnr,
                field->length, field->max_length, field->decimals,
                fieldflags2str(field->flags));
3180 3181 3182 3183
  }
  tee_puts("", PAGER);
}

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static void
print_table_data(MYSQL_RES *result)
{
  String separator(256);
  MYSQL_ROW	cur;
  MYSQL_FIELD	*field;
  bool		*num_flag;

  num_flag=(bool*) my_alloca(sizeof(bool)*mysql_num_fields(result));
3194
  if (column_types_flag)
3195 3196
  {
    print_field_types(result);
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3197 3198
    if (!mysql_num_rows(result))
      return;
3199 3200
    mysql_field_seek(result,0);
  }
3201
  separator.copy("+",1,charset_info);
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bk@work.mysql.com committed
3202 3203
  while ((field = mysql_fetch_field(result)))
  {
3204
    uint length= column_names ? field->name_length : 0;
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bk@work.mysql.com committed
3205 3206 3207 3208 3209 3210
    if (quick)
      length=max(length,field->length);
    else
      length=max(length,field->max_length);
    if (length < 4 && !IS_NOT_NULL(field->flags))
      length=4;					// Room for "NULL"
3211
    field->max_length=length;
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bk@work.mysql.com committed
3212 3213 3214
    separator.fill(separator.length()+length+2,'-');
    separator.append('+');
  }
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monty@mysql.com committed
3215 3216
  separator.append('\0');                       // End marker for \0
  tee_puts((char*) separator.ptr(), PAGER);
3217
  if (column_names)
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bk@work.mysql.com committed
3218 3219
  {
    mysql_field_seek(result,0);
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jani@prima.mysql.com committed
3220
    (void) tee_fputs("|", PAGER);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3221 3222
    for (uint off=0; (field = mysql_fetch_field(result)) ; off++)
    {
3223 3224 3225 3226 3227
      uint name_length= (uint) strlen(field->name);
      uint numcells= charset_info->cset->numcells(charset_info,
                                                  field->name,
                                                  field->name + name_length);
      uint display_length= field->max_length + name_length - numcells;
3228
      tee_fprintf(PAGER, " %-*s |",(int) min(display_length,
3229
                                            MAX_COLUMN_LENGTH),
3230
                  field->name);
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3231 3232
      num_flag[off]= IS_NUM(field->type);
    }
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jani@prima.mysql.com committed
3233
    (void) tee_fputs("\n", PAGER);
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monty@mysql.com committed
3234
    tee_puts((char*) separator.ptr(), PAGER);
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3235 3236
  }

3237
  while ((cur= mysql_fetch_row(result)))
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bk@work.mysql.com committed
3238
  {
3239 3240
    if (interrupted_query)
      break;
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bar@mysql.com committed
3241
    ulong *lengths= mysql_fetch_lengths(result);
3242
    (void) tee_fputs("| ", PAGER);
3243 3244
    mysql_field_seek(result, 0);
    for (uint off= 0; off < mysql_num_fields(result); off++)
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bk@work.mysql.com committed
3245
    {
3246 3247 3248 3249 3250 3251
      const char *buffer;
      uint data_length;
      uint field_max_length;
      uint visible_length;
      uint extra_padding;

3252
      if (cur[off] == NULL)
3253 3254 3255 3256 3257
      {
        buffer= "NULL";
        data_length= 4;
      } 
      else 
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monty@donna.mysql.com committed
3258
      {
3259 3260
        buffer= cur[off];
        data_length= (uint) lengths[off];
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3261
      }
3262 3263 3264 3265 3266 3267 3268 3269 3270 3271 3272 3273 3274 3275 3276 3277 3278

      field= mysql_fetch_field(result);
      field_max_length= field->max_length;

      /* 
       How many text cells on the screen will this string span?  If it contains
       multibyte characters, then the number of characters we occupy on screen
       will be fewer than the number of bytes we occupy in memory.

       We need to find how much screen real-estate we will occupy to know how 
       many extra padding-characters we should send with the printing function.
      */
      visible_length= charset_info->cset->numcells(charset_info, buffer, buffer + data_length);
      extra_padding= data_length - visible_length;

      if (field_max_length > MAX_COLUMN_LENGTH)
        tee_print_sized_data(buffer, data_length, MAX_COLUMN_LENGTH+extra_padding, FALSE);
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3279
      else
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bar@mysql.com committed
3280
      {
3281 3282
        if (num_flag[off] != 0) /* if it is numeric, we right-justify it */
          tee_print_sized_data(buffer, data_length, field_max_length+extra_padding, TRUE);
3283
        else 
3284
          tee_print_sized_data(buffer, data_length, field_max_length+extra_padding, FALSE);
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bar@mysql.com committed
3285
      }
3286
      tee_fputs(" | ", PAGER);
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3287
    }
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3288
    (void) tee_fputs("\n", PAGER);
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3289
  }
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monty@mysql.com committed
3290
  tee_puts((char*) separator.ptr(), PAGER);
3291
  my_afree((uchar*) num_flag);
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3292 3293
}

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monty@mashka.mysql.fi committed
3294

3295
static void
3296
tee_print_sized_data(const char *data, unsigned int data_length, unsigned int total_bytes_to_send, bool right_justified)
3297 3298 3299 3300 3301 3302 3303 3304 3305
{
  /* 
    For '\0's print ASCII spaces instead, as '\0' is eaten by (at
    least my) console driver, and that messes up the pretty table
    grid.  (The \0 is also the reason we can't use fprintf() .) 
  */
  unsigned int i;
  const char *p;

3306
  if (right_justified) 
3307
    for (i= data_length; i < total_bytes_to_send; i++)
3308
      tee_putc((int)' ', PAGER);
3309

3310
  for (i= 0, p= data; i < data_length; i+= 1, p+= 1)
3311 3312 3313 3314 3315 3316 3317
  {
    if (*p == '\0')
      tee_putc((int)' ', PAGER);
    else
      tee_putc((int)*p, PAGER);
  }

3318
  if (! right_justified) 
3319
    for (i= data_length; i < total_bytes_to_send; i++)
3320
      tee_putc((int)' ', PAGER);
3321 3322 3323 3324
}



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3325 3326 3327
static void
print_table_data_html(MYSQL_RES *result)
{
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3328 3329
  MYSQL_ROW	cur;
  MYSQL_FIELD	*field;
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3330 3331

  mysql_field_seek(result,0);
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3332
  (void) tee_fputs("<TABLE BORDER=1><TR>", PAGER);
3333
  if (column_names)
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bk@work.mysql.com committed
3334 3335 3336
  {
    while((field = mysql_fetch_field(result)))
    {
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jani@prima.mysql.com committed
3337 3338 3339
      tee_fprintf(PAGER, "<TH>%s</TH>", (field->name ? 
					 (field->name[0] ? field->name : 
					  " &nbsp; ") : "NULL"));
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3340
    }
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jani@prima.mysql.com committed
3341
    (void) tee_fputs("</TR>", PAGER);
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bk@work.mysql.com committed
3342 3343 3344
  }
  while ((cur = mysql_fetch_row(result)))
  {
3345 3346
    if (interrupted_query)
      break;
3347
    ulong *lengths=mysql_fetch_lengths(result);
jani@prima.mysql.com's avatar
jani@prima.mysql.com committed
3348
    (void) tee_fputs("<TR>", PAGER);
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3349 3350
    for (uint i=0; i < mysql_num_fields(result); i++)
    {
jani@prima.mysql.com's avatar
jani@prima.mysql.com committed
3351
      (void) tee_fputs("<TD>", PAGER);
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bk@work.mysql.com committed
3352
      safe_put_field(cur[i],lengths[i]);
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jani@prima.mysql.com committed
3353
      (void) tee_fputs("</TD>", PAGER);
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bk@work.mysql.com committed
3354
    }
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jani@prima.mysql.com committed
3355
    (void) tee_fputs("</TR>", PAGER);
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bk@work.mysql.com committed
3356
  }
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jani@prima.mysql.com committed
3357
  (void) tee_fputs("</TABLE>", PAGER);
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3358 3359 3360
}


3361 3362 3363 3364 3365 3366 3367 3368
static void
print_table_data_xml(MYSQL_RES *result)
{
  MYSQL_ROW   cur;
  MYSQL_FIELD *fields;

  mysql_field_seek(result,0);

3369
  tee_fputs("<?xml version=\"1.0\"?>\n\n<resultset statement=\"", PAGER);
3370
  xmlencode_print(glob_buffer.ptr(), (int)strlen(glob_buffer.ptr()));
3371 3372
  tee_fputs("\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">",
            PAGER);
3373 3374 3375 3376

  fields = mysql_fetch_fields(result);
  while ((cur = mysql_fetch_row(result)))
  {
3377 3378
    if (interrupted_query)
      break;
3379
    ulong *lengths=mysql_fetch_lengths(result);
3380 3381 3382
    (void) tee_fputs("\n  <row>\n", PAGER);
    for (uint i=0; i < mysql_num_fields(result); i++)
    {
3383
      tee_fprintf(PAGER, "\t<field name=\"");
3384
      xmlencode_print(fields[i].name, (uint) strlen(fields[i].name));
3385 3386 3387 3388 3389 3390 3391 3392
      if (cur[i])
      {
        tee_fprintf(PAGER, "\">");
        xmlencode_print(cur[i], lengths[i]);
        tee_fprintf(PAGER, "</field>\n");
      }
      else
        tee_fprintf(PAGER, "\" xsi:nil=\"true\" />\n");
3393 3394 3395 3396 3397 3398
    }
    (void) tee_fputs("  </row>\n", PAGER);
  }
  (void) tee_fputs("</resultset>\n", PAGER);
}

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3399 3400 3401 3402 3403 3404 3405 3406 3407 3408

static void
print_table_data_vertically(MYSQL_RES *result)
{
  MYSQL_ROW	cur;
  uint		max_length=0;
  MYSQL_FIELD	*field;

  while ((field = mysql_fetch_field(result)))
  {
3409
    uint length= field->name_length;
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3410 3411 3412 3413 3414 3415 3416 3417
    if (length > max_length)
      max_length= length;
    field->max_length=length;
  }

  mysql_field_seek(result,0);
  for (uint row_count=1; (cur= mysql_fetch_row(result)); row_count++)
  {
3418 3419
    if (interrupted_query)
      break;
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bk@work.mysql.com committed
3420
    mysql_field_seek(result,0);
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jani@prima.mysql.com committed
3421 3422
    tee_fprintf(PAGER, 
		"*************************** %d. row ***************************\n", row_count);
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3423 3424 3425
    for (uint off=0; off < mysql_num_fields(result); off++)
    {
      field= mysql_fetch_field(result);
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jani@prima.mysql.com committed
3426 3427
      tee_fprintf(PAGER, "%*s: ",(int) max_length,field->name);
      tee_fprintf(PAGER, "%s\n",cur[off] ? (char*) cur[off] : "NULL");
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3428 3429 3430 3431
    }
  }
}

3432

3433
/* print_warnings should be called right after executing a statement */
3434 3435

static void print_warnings()
3436
{
3437
  const char   *query;
3438 3439
  MYSQL_RES    *result;
  MYSQL_ROW    cur;
3440
  my_ulonglong num_rows;
3441 3442 3443
  
  /* Save current error before calling "show warnings" */
  uint error= mysql_errno(&mysql);
3444 3445

  /* Get the warnings */
3446 3447
  query= "show warnings";
  mysql_real_query_for_lazy(query, strlen(query));
3448 3449 3450
  mysql_store_result_for_lazy(&result);

  /* Bail out when no warnings */
3451
  if (!(num_rows= mysql_num_rows(result)))
3452 3453 3454 3455 3456 3457 3458 3459 3460 3461 3462 3463
    goto end;

  cur= mysql_fetch_row(result);

  /*
    Don't print a duplicate of the current error.  It is possible for SHOW
    WARNINGS to return multiple errors with the same code, but different
    messages.  To be safe, skip printing the duplicate only if it is the only
    warning.
  */
  if (!cur || num_rows == 1 && error == (uint) strtoul(cur[1], NULL, 10))
    goto end;
3464 3465

  /* Print the warnings */
3466 3467
  init_pager();
  do
3468
  {
3469
    tee_fprintf(PAGER, "%s (Code %s): %s\n", cur[0], cur[1], cur[2]);
3470 3471 3472 3473
  } while ((cur= mysql_fetch_row(result)));
  end_pager();

end:
3474 3475
  mysql_free_result(result);
}
3476

3477 3478

static const char *array_value(const char **array, char key)
3479
{
3480 3481 3482
  for (; *array; array+= 2)
    if (**array == key)
      return array[1];
3483 3484 3485
  return 0;
}

3486

3487
static void
3488
xmlencode_print(const char *src, uint length)
3489
{
3490 3491 3492
  if (!src)
    tee_fputs("NULL", PAGER);
  else
3493
  {
3494 3495 3496 3497 3498 3499 3500 3501 3502
    for (const char *p = src; *p && length; *p++, length--)
    {
      const char *t;
      if ((t = array_value(xmlmeta, *p)))
	tee_fputs(t, PAGER);
      else
	tee_putc(*p, PAGER);
    }
  }
3503
}
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3504

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static void
safe_put_field(const char *pos,ulong length)
{
  if (!pos)
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jani@prima.mysql.com committed
3510
    tee_fputs("NULL", PAGER);
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3511 3512 3513
  else
  {
    if (opt_raw_data)
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jani@prima.mysql.com committed
3514
      tee_fputs(pos, PAGER);
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bk@work.mysql.com committed
3515 3516 3517 3518
    else for (const char *end=pos+length ; pos != end ; pos++)
    {
#ifdef USE_MB
      int l;
3519 3520
      if (use_mb(charset_info) &&
          (l = my_ismbchar(charset_info, pos, end)))
monty@narttu.mysql.fi's avatar
monty@narttu.mysql.fi committed
3521
      {
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bk@work.mysql.com committed
3522
	  while (l--)
3523
	    tee_putc(*pos++, PAGER);
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bk@work.mysql.com committed
3524 3525 3526 3527 3528
	  pos--;
	  continue;
      }
#endif
      if (!*pos)
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jani@prima.mysql.com committed
3529
	tee_fputs("\\0", PAGER); // This makes everything hard
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bk@work.mysql.com committed
3530
      else if (*pos == '\t')
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jani@prima.mysql.com committed
3531
	tee_fputs("\\t", PAGER); // This would destroy tab format
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bk@work.mysql.com committed
3532
      else if (*pos == '\n')
jani@prima.mysql.com's avatar
jani@prima.mysql.com committed
3533
	tee_fputs("\\n", PAGER); // This too
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bk@work.mysql.com committed
3534
      else if (*pos == '\\')
jani@prima.mysql.com's avatar
jani@prima.mysql.com committed
3535
	tee_fputs("\\\\", PAGER);
3536
	else
3537
	tee_putc(*pos, PAGER);
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3538 3539 3540 3541 3542 3543 3544 3545 3546 3547 3548 3549
    }
  }
}


static void
print_tab_data(MYSQL_RES *result)
{
  MYSQL_ROW	cur;
  MYSQL_FIELD	*field;
  ulong		*lengths;

3550
  if (opt_silent < 2 && column_names)
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bk@work.mysql.com committed
3551 3552 3553 3554 3555
  {
    int first=0;
    while ((field = mysql_fetch_field(result)))
    {
      if (first++)
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jani@prima.mysql.com committed
3556 3557
	(void) tee_fputs("\t", PAGER);
      (void) tee_fputs(field->name, PAGER);
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bk@work.mysql.com committed
3558
    }
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jani@prima.mysql.com committed
3559
    (void) tee_fputs("\n", PAGER);
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bk@work.mysql.com committed
3560 3561 3562 3563 3564 3565 3566
  }
  while ((cur = mysql_fetch_row(result)))
  {
    lengths=mysql_fetch_lengths(result);
    safe_put_field(cur[0],lengths[0]);
    for (uint off=1 ; off < mysql_num_fields(result); off++)
    {
jani@prima.mysql.com's avatar
jani@prima.mysql.com committed
3567
      (void) tee_fputs("\t", PAGER);
3568
      safe_put_field(cur[off], lengths[off]);
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3569
    }
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jani@prima.mysql.com committed
3570
    (void) tee_fputs("\n", PAGER);
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3571 3572 3573
  }
}

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3574 3575 3576 3577 3578 3579 3580
static int
com_tee(String *buffer, char *line __attribute__((unused)))
{
  char file_name[FN_REFLEN], *end, *param;

  if (status.batch)
    return 0;
3581
  while (my_isspace(charset_info,*line))
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3582 3583 3584 3585 3586
    line++;
  if (!(param = strchr(line, ' '))) // if outfile wasn't given, use the default
  {
    if (!strlen(outfile))
    {
3587
      printf("No previous outfile available, you must give a filename!\n");
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jani@prima.mysql.com committed
3588 3589
      return 0;
    }
3590 3591 3592 3593 3594 3595 3596
    else if (opt_outfile)
    {
      tee_fprintf(stdout, "Currently logging to file '%s'\n", outfile);
      return 0;
    }
    else
      param = outfile;			//resume using the old outfile
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jani@prima.mysql.com committed
3597
  }
3598 3599

  /* eliminate the spaces before the parameters */
3600
  while (my_isspace(charset_info,*param))
3601 3602 3603
    param++;
  end= strmake(file_name, param, sizeof(file_name) - 1);
  /* remove end space from command line */
3604 3605
  while (end > file_name && (my_isspace(charset_info,end[-1]) || 
			     my_iscntrl(charset_info,end[-1])))
3606 3607
    end--;
  end[0]= 0;
3608
  if (end == file_name)
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jani@prima.mysql.com committed
3609 3610 3611 3612
  {
    printf("No outfile specified!\n");
    return 0;
  }
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monty@mashka.mysql.fi committed
3613
  init_tee(file_name);
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jani@prima.mysql.com committed
3614 3615 3616
  return 0;
}

3617

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3618 3619 3620 3621 3622 3623 3624 3625 3626 3627
static int
com_notee(String *buffer __attribute__((unused)),
	  char *line __attribute__((unused)))
{
  if (opt_outfile)
    end_tee();
  tee_fprintf(stdout, "Outfile disabled.\n");
  return 0;
}

3628
/*
3629
  Sorry, this command is not available in Windows.
3630 3631
*/

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monty@mashka.mysql.fi committed
3632
#ifdef USE_POPEN
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3633 3634 3635 3636 3637 3638 3639
static int
com_pager(String *buffer, char *line __attribute__((unused)))
{
  char pager_name[FN_REFLEN], *end, *param;

  if (status.batch)
    return 0;
3640 3641
  /* Skip spaces in front of the pager command */
  while (my_isspace(charset_info, *line))
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jani@prima.mysql.com committed
3642
    line++;
3643 3644 3645 3646 3647 3648
  /* Skip the pager command */
  param= strchr(line, ' ');
  /* Skip the spaces between the command and the argument */
  while (param && my_isspace(charset_info, *param))
    param++;
  if (!param || !strlen(param)) // if pager was not given, use the default
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jani@prima.mysql.com committed
3649
  {
3650
    if (!default_pager_set)
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jani@prima.mysql.com committed
3651
    {
jani@prima.mysql.com's avatar
jani@prima.mysql.com committed
3652
      tee_fprintf(stdout, "Default pager wasn't set, using stdout.\n");
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3653 3654 3655 3656 3657 3658 3659 3660 3661
      opt_nopager=1;
      strmov(pager, "stdout");
      PAGER= stdout;
      return 0;
    }
    strmov(pager, default_pager);
  }
  else
  {
3662
    end= strmake(pager_name, param, sizeof(pager_name)-1);
3663 3664
    while (end > pager_name && (my_isspace(charset_info,end[-1]) || 
                                my_iscntrl(charset_info,end[-1])))
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      end--;
    end[0]=0;
    strmov(pager, pager_name);
3668
    strmov(default_pager, pager_name);
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3669 3670
  }
  opt_nopager=0;
3671
  tee_fprintf(stdout, "PAGER set to '%s'\n", pager);
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3672 3673 3674
  return 0;
}

3675

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3676 3677 3678 3679 3680 3681
static int
com_nopager(String *buffer __attribute__((unused)),
	    char *line __attribute__((unused)))
{
  strmov(pager, "stdout");
  opt_nopager=1;
3682
  PAGER= stdout;
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3683 3684 3685
  tee_fprintf(stdout, "PAGER set to stdout\n");
  return 0;
}
3686
#endif
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3687

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3688

3689
/*
3690
  Sorry, you can't send the result to an editor in Win32
3691 3692
*/

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3693
#ifdef USE_POPEN
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3694 3695 3696
static int
com_edit(String *buffer,char *line __attribute__((unused)))
{
3697
  char	filename[FN_REFLEN],buff[160];
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3698 3699 3700
  int	fd,tmp;
  const char *editor;

3701 3702
  if ((fd=create_temp_file(filename,NullS,"sql", O_CREAT | O_WRONLY,
			   MYF(MY_WME))) < 0)
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3703 3704
    goto err;
  if (buffer->is_empty() && !old_buffer.is_empty())
3705
    (void) my_write(fd,(uchar*) old_buffer.ptr(),old_buffer.length(),
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3706 3707
		    MYF(MY_WME));
  else
3708
    (void) my_write(fd,(uchar*) buffer->ptr(),buffer->length(),MYF(MY_WME));
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  (void) my_close(fd,MYF(0));

  if (!(editor = (char *)getenv("EDITOR")) &&
      !(editor = (char *)getenv("VISUAL")))
    editor = "vi";
  strxmov(buff,editor," ",filename,NullS);
  (void) system(buff);

  MY_STAT stat_arg;
  if (!my_stat(filename,&stat_arg,MYF(MY_WME)))
    goto err;
  if ((fd = my_open(filename,O_RDONLY, MYF(MY_WME))) < 0)
    goto err;
  (void) buffer->alloc((uint) stat_arg.st_size);
  if ((tmp=read(fd,(char*) buffer->ptr(),buffer->alloced_length())) >= 0L)
    buffer->length((uint) tmp);
  else
    buffer->length(0);
  (void) my_close(fd,MYF(0));
  (void) my_delete(filename,MYF(MY_WME));
err:
  return 0;
}
3732 3733
#endif

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3734 3735 3736 3737 3738 3739 3740

/* If arg is given, exit without errors. This happens on command 'quit' */

static int
com_quit(String *buffer __attribute__((unused)),
	 char *line __attribute__((unused)))
{
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3741 3742
  /* let the screen auto close on a normal shutdown */
  NETWARE_SET_SCREEN_MODE(SCR_AUTOCLOSE_ON_EXIT);
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3743 3744 3745 3746 3747 3748 3749 3750 3751
  status.exit_status=0;
  return 1;
}

static int
com_rehash(String *buffer __attribute__((unused)),
	 char *line __attribute__((unused)))
{
#ifdef HAVE_READLINE
3752
  build_completion_hash(1, 0);
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3753 3754 3755 3756
#endif
  return 0;
}

3757

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3758
#ifdef USE_POPEN
3759 3760 3761 3762
static int
com_shell(String *buffer, char *line __attribute__((unused)))
{
  char *shell_cmd;
3763 3764

  /* Skip space from line begin */
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serg@serg.mylan committed
3765
  while (my_isspace(charset_info, *line))
3766
    line++;
3767 3768 3769 3770 3771
  if (!(shell_cmd = strchr(line, ' ')))
  {
    put_info("Usage: \\! shell-command", INFO_ERROR);
    return -1;
  }
3772 3773 3774 3775 3776
  /*
    The output of the shell command does not
    get directed to the pager or the outfile
  */
  if (system(shell_cmd) == -1)
3777 3778 3779 3780 3781 3782 3783 3784 3785
  {
    put_info(strerror(errno), INFO_ERROR, errno);
    return -1;
  }
  return 0;
}
#endif


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3786 3787 3788
static int
com_print(String *buffer,char *line __attribute__((unused)))
{
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3789 3790
  tee_puts("--------------", stdout);
  (void) tee_fputs(buffer->c_ptr(), stdout);
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3791
  if (!buffer->length() || (*buffer)[buffer->length()-1] != '\n')
3792
    tee_putc('\n', stdout);
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3793
  tee_puts("--------------\n", stdout);
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3794 3795 3796 3797 3798 3799 3800
  return 0;					/* If empty buffer */
}

	/* ARGSUSED */
static int
com_connect(String *buffer, char *line)
{
3801
  char *tmp, buff[256];
3802
  bool save_rehash= opt_rehash;
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3803 3804
  int error;

3805
  bzero(buff, sizeof(buff));
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3806 3807
  if (buffer)
  {
3808 3809 3810 3811
    /*
      Two null bytes are needed in the end of buff to allow
      get_arg to find end of string the second time it's called.
    */
3812 3813 3814 3815
    tmp= strmake(buff, line, sizeof(buff)-2);
#ifdef EXTRA_DEBUG
    tmp[1]= 0;
#endif
3816 3817
    tmp= get_arg(buff, 0);
    if (tmp && *tmp)
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3818
    {
3819 3820 3821 3822
      my_free(current_db, MYF(MY_ALLOW_ZERO_PTR));
      current_db= my_strdup(tmp, MYF(MY_WME));
      tmp= get_arg(buff, 1);
      if (tmp)
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3823 3824 3825 3826 3827 3828
      {
	my_free(current_host,MYF(MY_ALLOW_ZERO_PTR));
	current_host=my_strdup(tmp,MYF(MY_WME));
      }
    }
    else
3829 3830 3831 3832
    {
      /* Quick re-connect */
      opt_rehash= 0;                            /* purecov: tested */
    }
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3833 3834 3835
    buffer->length(0);				// command used
  }
  else
3836
    opt_rehash= 0;
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bk@work.mysql.com committed
3837
  error=sql_connect(current_host,current_db,current_user,opt_password,0);
3838
  opt_rehash= save_rehash;
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3839 3840 3841

  if (connected)
  {
3842
    sprintf(buff,"Connection id:    %lu",mysql_thread_id(&mysql));
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3843
    put_info(buff,INFO_INFO);
3844
    sprintf(buff,"Current database: %.128s\n",
3845
	    current_db ? current_db : "*** NONE ***");
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3846 3847 3848 3849 3850 3851 3852 3853 3854 3855 3856 3857 3858 3859 3860
    put_info(buff,INFO_INFO);
  }
  return error;
}


static int com_source(String *buffer, char *line)
{
  char source_name[FN_REFLEN], *end, *param;
  LINE_BUFFER *line_buff;
  int error;
  STATUS old_status;
  FILE *sql_file;

  /* Skip space from file name */
3861
  while (my_isspace(charset_info,*line))
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3862
    line++;
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3863 3864 3865
  if (!(param = strchr(line, ' ')))		// Skip command name
    return put_info("Usage: \\. <filename> | source <filename>", 
		    INFO_ERROR, 0);
3866
  while (my_isspace(charset_info,*param))
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3867 3868
    param++;
  end=strmake(source_name,param,sizeof(source_name)-1);
3869 3870
  while (end > source_name && (my_isspace(charset_info,end[-1]) || 
                               my_iscntrl(charset_info,end[-1])))
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3871 3872
    end--;
  end[0]=0;
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3873
  unpack_filename(source_name,source_name);
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3874
  /* open file name */
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3875
  if (!(sql_file = my_fopen(source_name, O_RDONLY | O_BINARY,MYF(0))))
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3876 3877 3878 3879 3880 3881
  {
    char buff[FN_REFLEN+60];
    sprintf(buff,"Failed to open file '%s', error: %d", source_name,errno);
    return put_info(buff, INFO_ERROR, 0);
  }

3882
  if (!(line_buff=batch_readline_init(opt_max_allowed_packet+512,sql_file)))
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3883 3884 3885 3886 3887 3888 3889 3890 3891 3892 3893 3894 3895
  {
    my_fclose(sql_file,MYF(0));
    return put_info("Can't initialize batch_readline", INFO_ERROR, 0);
  }

  /* Save old status */
  old_status=status;
  bfill((char*) &status,sizeof(status),(char) 0);

  status.batch=old_status.batch;		// Run in batch mode
  status.line_buff=line_buff;
  status.file_name=source_name;
  glob_buffer.length(0);			// Empty command buffer
3896
  error= read_and_execute(false);
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3897 3898 3899 3900 3901 3902 3903
  status=old_status;				// Continue as before
  my_fclose(sql_file,MYF(0));
  batch_readline_end(line_buff);
  return error;
}


3904 3905 3906 3907 3908 3909 3910 3911 3912 3913 3914 3915 3916 3917 3918
	/* ARGSUSED */
static int
com_delimiter(String *buffer __attribute__((unused)), char *line)
{
  char buff[256], *tmp;

  strmake(buff, line, sizeof(buff) - 1);
  tmp= get_arg(buff, 0);

  if (!tmp || !*tmp)
  {
    put_info("DELIMITER must be followed by a 'delimiter' character or string",
	     INFO_ERROR);
    return 0;
  }
3919 3920 3921 3922 3923 3924 3925 3926
  else
  {
    if (strstr(tmp, "\\")) 
    {
      put_info("DELIMITER cannot contain a backslash character", INFO_ERROR);
      return 0;
    }
  }
3927
  strmake(delimiter, tmp, sizeof(delimiter) - 1);
3928
  delimiter_length= (int)strlen(delimiter);
3929
  delimiter_str= delimiter;
3930 3931 3932
  return 0;
}

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3933 3934 3935 3936
	/* ARGSUSED */
static int
com_use(String *buffer __attribute__((unused)), char *line)
{
3937
  char *tmp, buff[FN_REFLEN + 1];
3938
  int select_db;
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3939

3940
  bzero(buff, sizeof(buff));
3941
  strmake(buff, line, sizeof(buff) - 1);
3942
  tmp= get_arg(buff, 0);
3943
  if (!tmp || !*tmp)
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3944
  {
3945
    put_info("USE must be followed by a database name", INFO_ERROR);
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3946 3947
    return 0;
  }
3948 3949 3950 3951
  /*
    We need to recheck the current database, because it may change
    under our feet, for example if DROP DATABASE or RENAME DATABASE
    (latter one not yet available by the time the comment was written)
3952
  */
3953
  get_current_db();
3954

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serg@serg.mylan committed
3955
  if (!current_db || cmp_database(charset_info, current_db,tmp))
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3956 3957
  {
    if (one_database)
3958
    {
3959
      skip_updates= 1;
3960 3961
      select_db= 0;    // don't do mysql_select_db()
    }
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3962
    else
3963 3964 3965 3966 3967 3968 3969 3970 3971 3972 3973 3974 3975 3976 3977 3978 3979 3980 3981 3982 3983 3984
      select_db= 2;    // do mysql_select_db() and build_completion_hash()
  }
  else
  {
    /*
      USE to the current db specified.
      We do need to send mysql_select_db() to make server
      update database level privileges, which might
      change since last USE (see bug#10979).
      For performance purposes, we'll skip rebuilding of completion hash.
    */
    skip_updates= 0;
    select_db= 1;      // do only mysql_select_db(), without completion
  }

  if (select_db)
  {
    /*
      reconnect once if connection is down or if connection was found to
      be down during query
    */
    if (!connected && reconnect())
3985
      return opt_reconnect ? -1 : 1;                        // Fatal error
3986 3987 3988 3989
    if (mysql_select_db(&mysql,tmp))
    {
      if (mysql_errno(&mysql) != CR_SERVER_GONE_ERROR)
        return put_error(&mysql);
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3990

3991
      if (reconnect())
3992
        return opt_reconnect ? -1 : 1;                      // Fatal error
3993 3994 3995 3996 3997
      if (mysql_select_db(&mysql,tmp))
        return put_error(&mysql);
    }
    my_free(current_db,MYF(MY_ALLOW_ZERO_PTR));
    current_db=my_strdup(tmp,MYF(MY_WME));
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3998
#ifdef HAVE_READLINE
3999
    if (select_db > 1)
4000
      build_completion_hash(opt_rehash, 1);
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4001 4002
#endif
  }
4003

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4004 4005 4006 4007
  put_info("Database changed",INFO_INFO);
  return 0;
}

4008 4009 4010 4011 4012
static int
com_warnings(String *buffer __attribute__((unused)),
   char *line __attribute__((unused)))
{
  show_warnings = 1;
4013
  put_info("Show warnings enabled.",INFO_INFO);
4014 4015 4016 4017 4018 4019 4020 4021
  return 0;
}

static int
com_nowarnings(String *buffer __attribute__((unused)),
   char *line __attribute__((unused)))
{
  show_warnings = 0;
4022
  put_info("Show warnings disabled.",INFO_INFO);
4023 4024
  return 0;
}
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4025

4026 4027 4028 4029 4030 4031 4032 4033 4034 4035 4036
/*
  Gets argument from a command on the command line. If get_next_arg is
  not defined, skips the command and returns the first argument. The
  line is modified by adding zero to the end of the argument. If
  get_next_arg is defined, then the function searches for end of string
  first, after found, returns the next argument and adds zero to the
  end. If you ever wish to use this feature, remember to initialize all
  items in the array to zero first.
*/

char *get_arg(char *line, my_bool get_next_arg)
4037
{
4038
  char *ptr, *start;
4039
  my_bool quoted= 0, valid_arg= 0;
4040
  char qtype= 0;
4041 4042

  ptr= line;
4043 4044
  if (get_next_arg)
  {
4045 4046
    for (; *ptr; ptr++) ;
    if (*(ptr + 1))
4047 4048 4049 4050 4051
      ptr++;
  }
  else
  {
    /* skip leading white spaces */
4052
    while (my_isspace(charset_info, *ptr))
4053 4054 4055
      ptr++;
    if (*ptr == '\\') // short command was used
      ptr+= 2;
4056 4057 4058
    else
      while (*ptr &&!my_isspace(charset_info, *ptr)) // skip command
        ptr++;
4059
  }
4060 4061
  if (!*ptr)
    return NullS;
4062
  while (my_isspace(charset_info, *ptr))
4063
    ptr++;
4064
  if (*ptr == '\'' || *ptr == '\"' || *ptr == '`')
4065
  {
4066
    qtype= *ptr;
4067 4068 4069
    quoted= 1;
    ptr++;
  }
4070
  for (start=ptr ; *ptr; ptr++)
4071
  {
4072
    if (*ptr == '\\' && ptr[1]) // escaped character
4073
    {
4074 4075
      // Remove the backslash
      strmov(ptr, ptr+1);
4076
    }
4077
    else if ((!quoted && *ptr == ' ') || (quoted && *ptr == qtype))
4078 4079 4080 4081 4082
    {
      *ptr= 0;
      break;
    }
  }
4083 4084
  valid_arg= ptr != start;
  return valid_arg ? start : NullS;
4085 4086 4087
}


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4088 4089 4090 4091
static int
sql_real_connect(char *host,char *database,char *user,char *password,
		 uint silent)
{
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4092 4093 4094 4095 4096
  if (connected)
  {
    connected= 0;
    mysql_close(&mysql);
  }
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4097
  mysql_init(&mysql);
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4098
  if (opt_connect_timeout)
4099 4100
  {
    uint timeout=opt_connect_timeout;
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4101
    mysql_options(&mysql,MYSQL_OPT_CONNECT_TIMEOUT,
4102 4103
		  (char*) &timeout);
  }
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4104 4105
  if (opt_compress)
    mysql_options(&mysql,MYSQL_OPT_COMPRESS,NullS);
4106 4107
  if (opt_secure_auth)
    mysql_options(&mysql, MYSQL_SECURE_AUTH, (char *) &opt_secure_auth);
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merge  
jani@hynda.mysql.fi committed
4108 4109
  if (using_opt_local_infile)
    mysql_options(&mysql,MYSQL_OPT_LOCAL_INFILE, (char*) &opt_local_infile);
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4110 4111 4112
#ifdef HAVE_OPENSSL
  if (opt_use_ssl)
    mysql_ssl_set(&mysql, opt_ssl_key, opt_ssl_cert, opt_ssl_ca,
4113
		  opt_ssl_capath, opt_ssl_cipher);
4114 4115
  mysql_options(&mysql,MYSQL_OPT_SSL_VERIFY_SERVER_CERT,
                (char*)&opt_ssl_verify_server_cert);
4116 4117 4118 4119 4120 4121
#endif
  if (opt_protocol)
    mysql_options(&mysql,MYSQL_OPT_PROTOCOL,(char*)&opt_protocol);
#ifdef HAVE_SMEM
  if (shared_memory_base_name)
    mysql_options(&mysql,MYSQL_SHARED_MEMORY_BASE_NAME,shared_memory_base_name);
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4122 4123 4124 4125 4126 4127 4128 4129 4130
#endif
  if (safe_updates)
  {
    char init_command[100];
    sprintf(init_command,
	    "SET SQL_SAFE_UPDATES=1,SQL_SELECT_LIMIT=%lu,SQL_MAX_JOIN_SIZE=%lu",
	    select_limit,max_join_size);
    mysql_options(&mysql, MYSQL_INIT_COMMAND, init_command);
  }
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4131 4132
  if (default_charset_used)
    mysql_options(&mysql, MYSQL_SET_CHARSET_NAME, default_charset);
4133 4134
  if (!mysql_real_connect(&mysql, host, user, password,
			  database, opt_mysql_port, opt_mysql_unix_port,
4135
			  connect_flag | CLIENT_MULTI_STATEMENTS))
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4136 4137 4138 4139 4140
  {
    if (!silent ||
	(mysql_errno(&mysql) != CR_CONN_HOST_ERROR &&
	 mysql_errno(&mysql) != CR_CONNECTION_ERROR))
    {
4141
      (void) put_error(&mysql);
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4142 4143 4144 4145 4146 4147
      (void) fflush(stdout);
      return ignore_errors ? -1 : 1;		// Abort
    }
    return -1;					// Retryable
  }
  connected=1;
4148
#ifndef EMBEDDED_LIBRARY
4149
  mysql.reconnect= debug_info_flag; // We want to know if this happens
4150 4151
#else
  mysql.reconnect= 1;
4152
#endif
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4153
#ifdef HAVE_READLINE
4154
  build_completion_hash(opt_rehash, 1);
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#endif
  return 0;
}


static int
sql_connect(char *host,char *database,char *user,char *password,uint silent)
{
  bool message=0;
  uint count=0;
  int error;
  for (;;)
  {
    if ((error=sql_real_connect(host,database,user,password,wait_flag)) >= 0)
    {
      if (count)
      {
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4172
	tee_fputs("\n", stderr);
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	(void) fflush(stderr);
      }
      return error;
    }
    if (!wait_flag)
      return ignore_errors ? -1 : 1;
    if (!message && !silent)
    {
      message=1;
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4182
      tee_fputs("Waiting",stderr); (void) fflush(stderr);
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4183
    }
4184
    (void) sleep(wait_time);
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    if (!silent)
    {
      putc('.',stderr); (void) fflush(stderr);
      count++;
    }
  }
}



static int
com_status(String *buffer __attribute__((unused)),
	   char *line __attribute__((unused)))
{
4199 4200
  const char *status_str;
  char buff[40];
4201
  ulonglong id;
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4202 4203
  MYSQL_RES *result;
  LINT_INIT(result);
4204

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4205
  tee_puts("--------------", stdout);
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  usage(1);					/* Print version */
  if (connected)
  {
4209
    tee_fprintf(stdout, "\nConnection id:\t\t%lu\n",mysql_thread_id(&mysql));
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    /* 
      Don't remove "limit 1", 
      it is protection againts SQL_SELECT_LIMIT=0
    */
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    if (!mysql_query(&mysql,"select DATABASE(), USER() limit 1") &&
	(result=mysql_use_result(&mysql)))
    {
      MYSQL_ROW cur=mysql_fetch_row(result);
      if (cur)
      {
        tee_fprintf(stdout, "Current database:\t%s\n", cur[0] ? cur[0] : "");
        tee_fprintf(stdout, "Current user:\t\t%s\n", cur[1]);
      }
      mysql_free_result(result);
    } 
4225
#ifdef HAVE_OPENSSL
4226
    if ((status_str= mysql_get_ssl_cipher(&mysql)))
4227
      tee_fprintf(stdout, "SSL:\t\t\tCipher in use is %s\n",
4228
		  status_str);
4229 4230
    else
#endif /* HAVE_OPENSSL */
4231
      tee_puts("SSL:\t\t\tNot in use", stdout);
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  }
  else
  {
    vidattr(A_BOLD);
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4236
    tee_fprintf(stdout, "\nNo connection\n");
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    vidattr(A_NORMAL);
    return 0;
  }
  if (skip_updates)
  {
    vidattr(A_BOLD);
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4243
    tee_fprintf(stdout, "\nAll updates ignored to this database\n");
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    vidattr(A_NORMAL);
  }
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4246
#ifdef USE_POPEN
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4247
  tee_fprintf(stdout, "Current pager:\t\t%s\n", pager);
4248
  tee_fprintf(stdout, "Using outfile:\t\t'%s'\n", opt_outfile ? outfile : "");
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4249
#endif
4250
  tee_fprintf(stdout, "Using delimiter:\t%s\n", delimiter);
4251
  tee_fprintf(stdout, "Server version:\t\t%s\n", server_version_string(&mysql));
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  tee_fprintf(stdout, "Protocol version:\t%d\n", mysql_get_proto_info(&mysql));
  tee_fprintf(stdout, "Connection:\t\t%s\n", mysql_get_host_info(&mysql));
4254 4255 4256
  if ((id= mysql_insert_id(&mysql)))
    tee_fprintf(stdout, "Insert id:\t\t%s\n", llstr(id, buff));

4257
  /* "limit 1" is protection against SQL_SELECT_LIMIT=0 */
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4258
  if (!mysql_query(&mysql,"select @@character_set_client, @@character_set_connection, @@character_set_server, @@character_set_database limit 1") &&
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      (result=mysql_use_result(&mysql)))
  {
    MYSQL_ROW cur=mysql_fetch_row(result);
    if (cur)
    {
4264
      tee_fprintf(stdout, "Server characterset:\t%s\n", cur[2] ? cur[2] : "");
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      tee_fprintf(stdout, "Db     characterset:\t%s\n", cur[3] ? cur[3] : "");
4266
      tee_fprintf(stdout, "Client characterset:\t%s\n", cur[0] ? cur[0] : "");
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      tee_fprintf(stdout, "Conn.  characterset:\t%s\n", cur[1] ? cur[1] : "");
    }
    mysql_free_result(result);
  }
4271 4272 4273 4274 4275 4276
  else
  {
    /* Probably pre-4.1 server */
    tee_fprintf(stdout, "Client characterset:\t%s\n", charset_info->csname);
    tee_fprintf(stdout, "Server characterset:\t%s\n", mysql.charset->csname);
  }
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4277

4278
#ifndef EMBEDDED_LIBRARY
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4279
  if (strstr(mysql_get_host_info(&mysql),"TCP/IP") || ! mysql.unix_socket)
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4280
    tee_fprintf(stdout, "TCP port:\t\t%d\n", mysql.port);
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4281
  else
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4282
    tee_fprintf(stdout, "UNIX socket:\t\t%s\n", mysql.unix_socket);
4283 4284
  if (mysql.net.compress)
    tee_fprintf(stdout, "Protocol:\t\tCompressed\n");
4285
#endif
4286

4287
  if ((status_str= mysql_stat(&mysql)) && !mysql_error(&mysql)[0])
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  {
    ulong sec;
4290
    const char *pos= strchr(status_str,' ');
4291
    /* print label */
4292 4293
    tee_fprintf(stdout, "%.*s\t\t\t", (int) (pos-status_str), status_str);
    if ((status_str= str2int(pos,10,0,LONG_MAX,(long*) &sec)))
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    {
      nice_time((double) sec,buff,0);
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4296
      tee_puts(buff, stdout);			/* print nice time */
4297 4298
      while (*status_str == ' ')
        status_str++;  /* to next info */
4299
      tee_putc('\n', stdout);
4300
      tee_puts(status_str, stdout);
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    }
  }
  if (safe_updates)
  {
    vidattr(A_BOLD);
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4306
    tee_fprintf(stdout, "\nNote that you are running in safe_update_mode:\n");
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    vidattr(A_NORMAL);
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4308
    tee_fprintf(stdout, "\
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UPDATEs and DELETEs that don't use a key in the WHERE clause are not allowed.\n\
(One can force an UPDATE/DELETE by adding LIMIT # at the end of the command.)\n\
SELECT has an automatic 'LIMIT %lu' if LIMIT is not used.\n\
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4312
Max number of examined row combination in a join is set to: %lu\n\n",
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4313
select_limit, max_join_size);
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4314
  }
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4315
  tee_puts("--------------\n", stdout);
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  return 0;
}

4319
static const char *
4320
server_version_string(MYSQL *con)
4321 4322 4323 4324 4325 4326 4327 4328 4329
{
  static char buf[MAX_SERVER_VERSION_LENGTH] = "";

  /* Only one thread calls this, so no synchronization is needed */
  if (buf[0] == '\0')
  {
    char *bufp = buf;
    MYSQL_RES *result;

4330
    bufp= strnmov(buf, mysql_get_server_info(con), sizeof buf);
4331 4332

    /* "limit 1" is protection against SQL_SELECT_LIMIT=0 */
4333 4334
    if (!mysql_query(con, "select @@version_comment limit 1") &&
        (result = mysql_use_result(con)))
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    {
      MYSQL_ROW cur = mysql_fetch_row(result);
      if (cur && cur[0])
      {
        bufp = strxnmov(bufp, sizeof buf - (bufp - buf), " ", cur[0], NullS);
      }
      mysql_free_result(result);
    }

    /* str*nmov doesn't guarantee NUL-termination */
    if (bufp == buf + sizeof buf)
      buf[sizeof buf - 1] = '\0';
  }

  return buf;
}
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4351 4352

static int
4353
put_info(const char *str,INFO_TYPE info_type, uint error, const char *sqlstate)
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4354
{
4355
  FILE *file= (info_type == INFO_ERROR ? stderr : stdout);
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4356
  static int inited=0;
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4357

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  if (status.batch)
  {
    if (info_type == INFO_ERROR)
    {
4362 4363
      (void) fflush(file);
      fprintf(file,"ERROR");
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4364
      if (error)
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      {
	if (sqlstate)
	  (void) fprintf(file," %d (%s)",error, sqlstate);
        else
	  (void) fprintf(file," %d",error);
      }
4371
      if (status.query_start_line && line_numbers)
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4372
      {
4373
	(void) fprintf(file," at line %lu",status.query_start_line);
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4374
	if (status.file_name)
4375
	  (void) fprintf(file," in file: '%s'", status.file_name);
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4376
      }
4377 4378
      (void) fprintf(file,": %s\n",str);
      (void) fflush(file);
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4379 4380 4381 4382
      if (!ignore_errors)
	return 1;
    }
    else if (info_type == INFO_RESULT && verbose > 1)
4383
      tee_puts(str, file);
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4384
    if (unbuffered)
4385
      fflush(file);
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    return info_type == INFO_ERROR ? -1 : 0;
  }
  if (!opt_silent || info_type == INFO_ERROR)
  {
    if (!inited)
    {
      inited=1;
#ifdef HAVE_SETUPTERM
      (void) setupterm((char *)0, 1, (int *) 0);
#endif
    }
    if (info_type == INFO_ERROR)
    {
4399
      if (!opt_nobeep)
4400
        putchar('\a');		      	/* This should make a bell */
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4401 4402
      vidattr(A_STANDOUT);
      if (error)
4403 4404 4405 4406 4407 4408
      {
	if (sqlstate)
          (void) tee_fprintf(file, "ERROR %d (%s): ", error, sqlstate);
        else
          (void) tee_fprintf(file, "ERROR %d: ", error);
      }
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      else
4410
        tee_puts("ERROR: ", file);
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    }
    else
      vidattr(A_BOLD);
4414
    (void) tee_puts(str, file);
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    vidattr(A_NORMAL);
  }
  if (unbuffered)
4418
    fflush(file);
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  return info_type == INFO_ERROR ? -1 : 0;
}

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4422

4423
static int
4424
put_error(MYSQL *con)
4425
{
4426 4427
  return put_info(mysql_error(con), INFO_ERROR, mysql_errno(con),
		  mysql_sqlstate(con));
4428 4429 4430
}  


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static void remove_cntrl(String &buffer)
{
  char *start,*end;
  end=(start=(char*) buffer.ptr())+buffer.length();
4435
  while (start < end && !my_isgraph(charset_info,end[-1]))
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    end--;
  buffer.length((uint) (end-start));
}


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void tee_fprintf(FILE *file, const char *fmt, ...)
{
  va_list args;

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4445
  NETWARE_YIELD;
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4446
  va_start(args, fmt);
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  (void) vfprintf(file, fmt, args);
4448 4449
  va_end(args);

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4450
  if (opt_outfile)
4451 4452
  {
    va_start(args, fmt);
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4453
    (void) vfprintf(OUTFILE, fmt, args);
4454 4455
    va_end(args);
  }
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}


void tee_fputs(const char *s, FILE *file)
{
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  NETWARE_YIELD;
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  fputs(s, file);
  if (opt_outfile)
    fputs(s, OUTFILE);
}


void tee_puts(const char *s, FILE *file)
{
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4470
  NETWARE_YIELD;
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4471
  fputs(s, file);
4472
  fputc('\n', file);
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  if (opt_outfile)
  {
    fputs(s, OUTFILE);
4476
    fputc('\n', OUTFILE);
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  }
}

4480 4481 4482 4483 4484 4485 4486
void tee_putc(int c, FILE *file)
{
  putc(c, file);
  if (opt_outfile)
    putc(c, OUTFILE);
}

4487
#if defined( __WIN__) || defined(__NETWARE__)
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4488 4489 4490
#include <time.h>
#else
#include <sys/times.h>
4491
#ifdef _SC_CLK_TCK				// For mit-pthreads
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#undef CLOCKS_PER_SEC
#define CLOCKS_PER_SEC (sysconf(_SC_CLK_TCK))
#endif
4495
#endif
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static ulong start_timer(void)
{
4499
#if defined( __WIN__) || defined(__NETWARE__)
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4500 4501 4502 4503 4504 4505 4506 4507
 return clock();
#else
  struct tms tms_tmp;
  return times(&tms_tmp);
#endif
}


4508 4509 4510 4511 4512
/** 
  Write as many as 52+1 bytes to buff, in the form of a legible duration of time.

  len("4294967296 days, 23 hours, 59 minutes, 60.00 seconds")  ->  52
*/
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static void nice_time(double sec,char *buff,bool part_second)
{
  ulong tmp;
  if (sec >= 3600.0*24)
  {
    tmp=(ulong) floor(sec/(3600.0*24));
    sec-=3600.0*24*tmp;
4520
    buff=int10_to_str((long) tmp, buff, 10);
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    buff=strmov(buff,tmp > 1 ? " days " : " day ");
  }
  if (sec >= 3600.0)
  {
    tmp=(ulong) floor(sec/3600.0);
    sec-=3600.0*tmp;
4527
    buff=int10_to_str((long) tmp, buff, 10);
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    buff=strmov(buff,tmp > 1 ? " hours " : " hour ");
  }
  if (sec >= 60.0)
  {
    tmp=(ulong) floor(sec/60.0);
    sec-=60.0*tmp;
4534
    buff=int10_to_str((long) tmp, buff, 10);
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    buff=strmov(buff," min ");
  }
  if (part_second)
    sprintf(buff,"%.2f sec",sec);
  else
    sprintf(buff,"%d sec",(int) sec);
}


static void end_timer(ulong start_time,char *buff)
{
  nice_time((double) (start_timer() - start_time) /
	    CLOCKS_PER_SEC,buff,1);
}


static void mysql_end_timer(ulong start_time,char *buff)
{
  buff[0]=' ';
  buff[1]='(';
  end_timer(start_time,buff+2);
  strmov(strend(buff),")");
}

4559 4560
static const char* construct_prompt()
{
4561 4562
  processed_prompt.free();			// Erase the old prompt
  time_t  lclock = time(NULL);			// Get the date struct
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  struct tm *t = localtime(&lclock);
4564 4565

  /* parse thru the settings for the prompt */
4566 4567 4568
  for (char *c = current_prompt; *c ; *c++)
  {
    if (*c != PROMPT_CHAR)
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4569
	processed_prompt.append(*c);
4570 4571
    else
    {
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4572 4573
      switch (*++c) {
      case '\0':
4574
	c--;			// stop it from going beyond if ends with %
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jani@hynda.mysql.fi committed
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	break;
      case 'c':
	add_int_to_prompt(++prompt_counter);
	break;
      case 'v':
4580 4581 4582 4583
	if (connected)
	  processed_prompt.append(mysql_get_server_info(&mysql));
	else
	  processed_prompt.append("not_connected");
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	break;
      case 'd':
	processed_prompt.append(current_db ? current_db : "(none)");
	break;
      case 'h':
      {
4590 4591
	const char *prompt;
	prompt= connected ? mysql_get_host_info(&mysql) : "not_connected";
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	if (strstr(prompt, "Localhost"))
	  processed_prompt.append("localhost");
	else
	{
	  const char *end=strcend(prompt,' ');
	  processed_prompt.append(prompt, (uint) (end-prompt));
	}
	break;
      }
      case 'p':
4602
      {
4603
#ifndef EMBEDDED_LIBRARY
4604 4605 4606 4607 4608
	if (!connected)
	{
	  processed_prompt.append("not_connected");
	  break;
	}
4609 4610 4611 4612 4613 4614 4615

	const char *host_info = mysql_get_host_info(&mysql);
	if (strstr(host_info, "memory")) 
	{
		processed_prompt.append( mysql.host );
	}
	else if (strstr(host_info,"TCP/IP") ||
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4616
	    !mysql.unix_socket)
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4617 4618
	  add_int_to_prompt(mysql.port);
	else
4619 4620
	{
	  char *pos=strrchr(mysql.unix_socket,'/');
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4621
 	  processed_prompt.append(pos ? pos+1 : mysql.unix_socket);
4622
	}
4623
#endif
4624
      }
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	break;
      case 'U':
	if (!full_username)
	  init_username();
4629 4630
        processed_prompt.append(full_username ? full_username :
                                (current_user ?  current_user : "(unknown)"));
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	break;
      case 'u':
	if (!full_username)
	  init_username();
4635 4636
        processed_prompt.append(part_username ? part_username :
                                (current_user ?  current_user : "(unknown)"));
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	break;
      case PROMPT_CHAR:
	processed_prompt.append(PROMPT_CHAR);
	break;
      case 'n':
	processed_prompt.append('\n');
	break;
      case ' ':
      case '_':
	processed_prompt.append(' ');
	break;
      case 'R':
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	if (t->tm_hour < 10)
	  processed_prompt.append('0');
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	add_int_to_prompt(t->tm_hour);
	break;
      case 'r':
	int getHour;
	getHour = t->tm_hour % 12;
	if (getHour == 0)
	  getHour=12;
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	if (getHour < 10)
	  processed_prompt.append('0');
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	add_int_to_prompt(getHour);
	break;
      case 'm':
	if (t->tm_min < 10)
	  processed_prompt.append('0');
	add_int_to_prompt(t->tm_min);
	break;
      case 'y':
	int getYear;
	getYear = t->tm_year % 100;
	if (getYear < 10)
	  processed_prompt.append('0');
	add_int_to_prompt(getYear);
	break;
      case 'Y':
	add_int_to_prompt(t->tm_year+1900);
	break;
      case 'D':
	char* dateTime;
	dateTime = ctime(&lclock);
	processed_prompt.append(strtok(dateTime,"\n"));
	break;
      case 's':
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	if (t->tm_sec < 10)
	  processed_prompt.append('0');
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	add_int_to_prompt(t->tm_sec);
	break;
      case 'w':
	processed_prompt.append(day_names[t->tm_wday]);
	break;
      case 'P':
	processed_prompt.append(t->tm_hour < 12 ? "am" : "pm");
	break;
      case 'o':
	add_int_to_prompt(t->tm_mon+1);
	break;
      case 'O':
	processed_prompt.append(month_names[t->tm_mon]);
	break;
      case '\'':
	processed_prompt.append("'");
	break;
      case '"':
	processed_prompt.append('"');
	break;
      case 'S':
	processed_prompt.append(';');
	break;
      case 't':
	processed_prompt.append('\t');
	break;
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      case 'l':
	processed_prompt.append(delimiter_str);
	break;
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      default:
	processed_prompt.append(c);
      }
    }
  }
  processed_prompt.append('\0');
  return processed_prompt.ptr();
}

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static void add_int_to_prompt(int toadd)
{
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  char buffer[16];
  int10_to_str(toadd,buffer,10);
  processed_prompt.append(buffer);
}

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static void init_username()
{
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  my_free(full_username,MYF(MY_ALLOW_ZERO_PTR));
  my_free(part_username,MYF(MY_ALLOW_ZERO_PTR));

  MYSQL_RES *result;
  LINT_INIT(result);
  if (!mysql_query(&mysql,"select USER()") &&
      (result=mysql_use_result(&mysql)))
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  {
    MYSQL_ROW cur=mysql_fetch_row(result);
    full_username=my_strdup(cur[0],MYF(MY_WME));
    part_username=my_strdup(strtok(cur[0],"@"),MYF(MY_WME));
    (void) mysql_fetch_row(result);		// Read eof
  }
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}

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static int com_prompt(String *buffer, char *line)
{
  char *ptr=strchr(line, ' ');
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  prompt_counter = 0;
  my_free(current_prompt,MYF(MY_ALLOW_ZERO_PTR));
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  current_prompt=my_strdup(ptr ? ptr+1 : default_prompt,MYF(MY_WME));
  if (!ptr)
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    tee_fprintf(stdout, "Returning to default PROMPT of %s\n", default_prompt);
  else
    tee_fprintf(stdout, "PROMPT set to '%s'\n", current_prompt);
  return 0;
}

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#ifndef EMBEDDED_LIBRARY
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/* Keep sql_string library happy */

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void *sql_alloc(size_t Size)
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{
  return my_malloc(Size,MYF(MY_WME));
}

void sql_element_free(void *ptr)
{
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  my_free(ptr,MYF(0));
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}
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#endif /* EMBEDDED_LIBRARY */