mysqld.cc 138 KB
Newer Older
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1
/* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB
2

bk@work.mysql.com's avatar
bk@work.mysql.com committed
3 4 5 6
   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
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.
7

bk@work.mysql.com's avatar
bk@work.mysql.com committed
8 9 10 11
   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.
12

bk@work.mysql.com's avatar
bk@work.mysql.com committed
13 14 15 16 17 18 19
   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 */

#include "mysql_priv.h"
#include <mysql.h>
#include <m_ctype.h>
20
#include <my_dir.h>
bk@work.mysql.com's avatar
bk@work.mysql.com committed
21
#include "sql_acl.h"
22
#include "slave.h"
23
#include "stacktrace.h"
bk@work.mysql.com's avatar
bk@work.mysql.com committed
24 25 26
#ifdef HAVE_BERKELEY_DB
#include "ha_berkeley.h"
#endif
27 28 29
#ifdef HAVE_INNOBASE_DB
#include "ha_innobase.h"
#endif
30 31 32
#ifdef HAVE_GEMINI_DB
#include "ha_gemini.h"
#endif
bk@work.mysql.com's avatar
bk@work.mysql.com committed
33 34 35 36 37
#include "ha_myisam.h"
#include <nisam.h>
#include <thr_alarm.h>
#include <ft_global.h>

38 39 40 41
#ifndef DBUG_OFF
#define ONE_THREAD
#endif

bk@work.mysql.com's avatar
bk@work.mysql.com committed
42 43 44 45
extern "C" {					// Because of SCO 3.2V4.2
#include <errno.h>
#include <sys/stat.h>
#ifndef __GNU_LIBRARY__
46
#define __GNU_LIBRARY__				// Skip warnings in getopt.h
bk@work.mysql.com's avatar
bk@work.mysql.com committed
47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85
#endif
#include <getopt.h>
#ifdef HAVE_SYSENT_H
#include <sysent.h>
#endif
#ifdef HAVE_PWD_H
#include <pwd.h>				// For getpwent
#endif
#ifdef HAVE_GRP_H
#include <grp.h>
#endif

#ifndef __WIN__
#include <sys/resource.h>
#ifdef HAVE_SYS_UN_H
#  include <sys/un.h>
#endif
#include <netdb.h>
#ifdef HAVE_SELECT_H
#  include <select.h>
#endif
#ifdef HAVE_SYS_SELECT_H
#include <sys/select.h>
#endif
#include <sys/utsname.h>
#else
#include <windows.h>
#endif // __WIN__

#ifdef HAVE_LIBWRAP
#include <tcpd.h>
#include <syslog.h>
#ifdef NEED_SYS_SYSLOG_H
#include <sys/syslog.h>
#endif /* NEED_SYS_SYSLOG_H */
int allow_severity = LOG_INFO;
int deny_severity = LOG_WARNING;
#endif /* HAVE_LIBWRAP */

86 87 88 89
#ifdef HAVE_SYS_MMAN_H
#include <sys/mman.h>
#endif

bk@work.mysql.com's avatar
bk@work.mysql.com committed
90 91 92 93 94 95
#if defined(__FreeBSD__) && defined(HAVE_IEEEFP_H)
#include <ieeefp.h>
#ifdef HAVE_FP_EXCEPT				// Fix type conflict
typedef fp_except fp_except_t;
#endif

monty@donna.mysql.fi's avatar
monty@donna.mysql.fi committed
96 97 98 99 100
#ifdef _AIX41
extern "C" int initgroups(const char *,int);
#endif


bk@work.mysql.com's avatar
bk@work.mysql.com committed
101 102 103 104 105 106 107 108 109 110 111 112 113 114
  /* We can't handle floating point expections with threads, so disable
     this on freebsd
  */

inline void reset_floating_point_exceptions()
{
  /* Don't fall for overflow, underflow,divide-by-zero or loss of precision */
  fpsetmask(~(FP_X_INV | FP_X_DNML | FP_X_OFL | FP_X_UFL |
	      FP_X_DZ | FP_X_IMP));
}
#else
#define reset_floating_point_exceptions()
#endif /* __FreeBSD__ && HAVE_IEEEFP_H */

monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
115 116
} /* cplusplus */

bk@work.mysql.com's avatar
bk@work.mysql.com committed
117 118 119 120 121 122 123 124 125 126 127 128

#if defined(HAVE_LINUXTHREADS)
#define THR_KILL_SIGNAL SIGINT
#else
#define THR_KILL_SIGNAL SIGUSR2		// Can't use this with LinuxThreads
#endif

#ifdef HAVE_GLIBC2_STYLE_GETHOSTBYNAME_R
#include <sys/types.h>
#else
#include <my_pthread.h>			// For thr_setconcurency()
#endif
129
#if defined(HAVE_GETRLIMIT) && defined(RLIMIT_NOFILE) && !defined(HAVE_mit_thread)
bk@work.mysql.com's avatar
bk@work.mysql.com committed
130 131 132 133 134 135 136 137 138 139 140
#define SET_RLIMIT_NOFILE
#endif

#ifdef SOLARIS
extern "C" int gethostname(char *name, int namelen);
#endif

#define MYSQL_KILL_SIGNAL SIGTERM

#ifndef DBUG_OFF
static const char* default_dbug_option=IF_WIN("d:t:i:O,\\mysqld.trace",
141
					      "d:t:i:o,/tmp/mysqld.trace");
bk@work.mysql.com's avatar
bk@work.mysql.com committed
142 143 144 145 146 147 148 149 150 151 152
#endif

#ifdef __NT__
static char szPipeName [ 257 ];
static SECURITY_ATTRIBUTES saPipeSecurity;
static SECURITY_DESCRIPTOR sdPipeDescriptor;
static HANDLE hPipe = INVALID_HANDLE_VALUE;
static pthread_cond_t COND_handler_count;
static uint handler_count;
#endif
#ifdef __WIN__
monty@donna.mysql.fi's avatar
monty@donna.mysql.fi committed
153
static bool opt_console=0,start_mode=0;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
154 155
#endif

monty@donna.mysql.fi's avatar
monty@donna.mysql.fi committed
156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171
/* Set prefix for windows binary */
#ifdef __WIN__
#undef MYSQL_SERVER_SUFFIX
#ifdef __NT__
#if defined(HAVE_INNOBASE_DB) || defined(HAVE_BERKELEY_DB)
#define MYSQL_SERVER_SUFFIX "-max-nt"
#else
#define MYSQL_SERVER_SUFFIX "-nt"
#endif /* ...DB */
#elif defined(HAVE_INNOBASE_DB) || defined(HAVE_BERKELEY_DB)
#define MYSQL_SERVER_SUFFIX "-max"
#else
#define MYSQL_SERVER_SUFFIX ""
#endif /* __NT__ */
#endif

172 173 174 175 176
#ifdef HAVE_BERKELEY_DB
SHOW_COMP_OPTION have_berkeley_db=SHOW_OPTION_YES;
#else
SHOW_COMP_OPTION have_berkeley_db=SHOW_OPTION_NO;
#endif
177 178
#ifdef HAVE_GEMINI_DB
SHOW_COMP_OPTION have_gemini=SHOW_OPTION_YES;
179
#else
180
SHOW_COMP_OPTION have_gemini=SHOW_OPTION_NO;
181 182
#endif
#ifdef HAVE_INNOBASE_DB
183
SHOW_COMP_OPTION have_innodb=SHOW_OPTION_YES;
184
#else
185
SHOW_COMP_OPTION have_innodb=SHOW_OPTION_NO;
186
#endif
187 188 189 190 191
#ifndef NO_ISAM
SHOW_COMP_OPTION have_isam=SHOW_OPTION_YES;
#else
SHOW_COMP_OPTION have_isam=SHOW_OPTION_NO;
#endif
192 193 194 195 196 197 198 199 200 201 202 203
#ifdef USE_RAID
SHOW_COMP_OPTION have_raid=SHOW_OPTION_YES;
#else
SHOW_COMP_OPTION have_raid=SHOW_OPTION_NO;
#endif
#ifdef HAVE_OPENSSL
SHOW_COMP_OPTION have_ssl=SHOW_OPTION_YES;
#else
SHOW_COMP_OPTION have_ssl=SHOW_OPTION_NO;
#endif


204
static bool opt_skip_slave_start = 0; // if set, slave is not autostarted
bk@work.mysql.com's avatar
bk@work.mysql.com committed
205 206 207 208
static ulong opt_specialflag=SPECIAL_ENGLISH;
static my_socket unix_sock= INVALID_SOCKET,ip_sock= INVALID_SOCKET;
static ulong back_log,connect_timeout,concurrency;
static my_string opt_logname=0,opt_update_logname=0,
209
       opt_binlog_index_name = 0,opt_slow_logname=0;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
210 211 212
static char mysql_home[FN_REFLEN],pidfile_name[FN_REFLEN];
static pthread_t select_thread;
static bool opt_log,opt_update_log,opt_bin_log,opt_slow_log,opt_noacl,
213 214 215 216
	    opt_disable_networking=0, opt_bootstrap=0,opt_skip_show_db=0,
            opt_ansi_mode=0,opt_myisam_log=0,
            opt_large_files=sizeof(my_off_t) > 4;
bool opt_sql_bin_update = 0, opt_log_slave_updates = 0, opt_safe_show_db=0;
217
FILE *bootstrap_file=0;
218
int segfaulted = 0; // ensure we do not enter SIGSEGV handler twice
219 220
extern MASTER_INFO glob_mi;
extern int init_master_info(MASTER_INFO* mi);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
221

jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
222 223
// if sql_bin_update is true, SQL_LOG_UPDATE and SQL_LOG_BIN are kept in sync,
// and are treated as aliases for each other
bk@work.mysql.com's avatar
bk@work.mysql.com committed
224 225 226 227 228 229

static bool kill_in_progress=FALSE;
static struct rand_struct sql_rand;
static int cleanup_done;
static char **defaults_argv,time_zone[30];
static const char *default_table_type_name;
230
static char glob_hostname[FN_REFLEN];
bk@work.mysql.com's avatar
bk@work.mysql.com committed
231 232

#ifdef HAVE_OPENSSL
233
static bool opt_use_ssl = FALSE;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
234 235 236 237 238 239 240 241
static char *opt_ssl_key = 0;
static char *opt_ssl_cert = 0;
static char *opt_ssl_ca = 0;
static char *opt_ssl_capath = 0;
static VioSSLAcceptorFd* ssl_acceptor_fd = 0;
#endif /* HAVE_OPENSSL */


sasha@mysql.sashanet.com's avatar
sasha@mysql.sashanet.com committed
242
I_List <i_string_pair> replicate_rewrite_db;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
243 244 245 246
I_List<i_string> replicate_do_db, replicate_ignore_db;
// allow the user to tell us which db to replicate and which to ignore
I_List<i_string> binlog_do_db, binlog_ignore_db;

247 248 249 250
/* if we guessed server_id , we need to know about it */
uint32 server_id = 0;
bool server_id_supplied = 0;

bk@work.mysql.com's avatar
bk@work.mysql.com committed
251 252 253 254 255
uint mysql_port;
uint test_flags, select_errors=0, dropping_tables=0,ha_open_options=0;
uint volatile thread_count=0, thread_running=0, kill_cached_threads=0,
	      wake_thread=0, global_read_lock=0;
ulong thd_startup_options=(OPTION_UPDATE_LOG | OPTION_AUTO_IS_NULL |
256
			   OPTION_BIN_LOG | OPTION_QUOTE_SHOW_CREATE );
bk@work.mysql.com's avatar
bk@work.mysql.com committed
257 258 259 260 261 262
uint protocol_version=PROTOCOL_VERSION;
ulong keybuff_size,sortbuff_size,max_item_sort_length,table_cache_size,
      max_join_size,join_buff_size,tmp_table_size,thread_stack,
      thread_stack_min,net_wait_timeout,what_to_log= ~ (1L << (uint) COM_TIME),
      query_buff_size, lower_case_table_names, mysqld_net_retry_count,
      net_interactive_timeout, slow_launch_time = 2L,
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
263
      net_read_timeout,net_write_timeout,slave_open_temp_tables=0,
264
      open_files_limit=0, max_binlog_size;
265
ulong thread_cache_size=0, binlog_cache_size=0, max_binlog_cache_size=0;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
266 267
volatile ulong cached_thread_count=0;

268
// replication parameters, if master_host is not NULL, we are a slave
bk@work.mysql.com's avatar
bk@work.mysql.com committed
269 270
my_string master_user = (char*) "test", master_password = 0, master_host=0,
  master_info_file = (char*) "master.info";
271
const char *localhost=LOCAL_HOST;
272
const char *delayed_user="DELAYED";
bk@work.mysql.com's avatar
bk@work.mysql.com committed
273 274 275 276 277
uint master_port = MYSQL_PORT, master_connect_retry = 60;

ulong max_tmp_tables,max_heap_table_size;
ulong bytes_sent = 0L, bytes_received = 0L;

278
bool opt_endinfo,using_udf_functions,low_priority_updates, locked_in_memory;
279
bool opt_using_transactions, using_update_log;
280
bool volatile abort_loop,select_thread_in_use,grant_option;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
281 282 283 284 285
bool volatile ready_to_exit,shutdown_in_progress;
ulong refresh_version=1L,flush_version=1L;	/* Increments on each reload */
ulong query_id=1L,long_query_count,long_query_time,aborted_threads,
      aborted_connects,delayed_insert_timeout,delayed_insert_limit,
      delayed_queue_size,delayed_insert_threads,delayed_insert_writes,
286
      delayed_rows_in_use,delayed_insert_errors,flush_time, thread_created;
287
ulong filesort_rows, filesort_range_count, filesort_scan_count;
288
ulong filesort_merge_passes;
289 290
ulong select_range_check_count, select_range_count, select_scan_count;
ulong select_full_range_join_count,select_full_join_count;
291 292
ulong specialflag=0,opened_tables=0,created_tmp_tables=0,
      created_tmp_disk_tables=0;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
293
ulong max_connections,max_insert_delayed_threads,max_used_connections,
294
      max_connect_errors, max_user_connections = 0;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
295 296
ulong thread_id=1L,current_pid;
ulong slow_launch_threads = 0;
297 298
ulong myisam_max_sort_file_size, myisam_max_extra_sort_file_size;
  
bk@work.mysql.com's avatar
bk@work.mysql.com committed
299 300 301 302 303
char mysql_real_data_home[FN_REFLEN],
     mysql_data_home[2],language[LIBLEN],reg_ext[FN_EXTLEN],
     default_charset[LIBLEN],mysql_charsets_dir[FN_REFLEN], *charsets_list,
     blob_newline,f_fyllchar,max_sort_char,*mysqld_user,*mysqld_chroot,
     *opt_init_file;
304
char *opt_bin_logname = 0; // this one needs to be seen in sql_parse.cc
305
char server_version[SERVER_VERSION_LENGTH]=MYSQL_SERVER_VERSION;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
306 307
const char *first_keyword="first";
const char **errmesg;			/* Error messages */
308
const char *myisam_recover_options_str="OFF";
309
const char *default_tx_isolation_name;
monty@tik.mysql.fi's avatar
monty@tik.mysql.fi committed
310
enum_tx_isolation default_tx_isolation=ISO_READ_COMMITTED;
311

312 313 314
#ifdef HAVE_GEMINI_DB
const char *gemini_recovery_options_str="FULL";
#endif
bk@work.mysql.com's avatar
bk@work.mysql.com committed
315 316 317 318 319 320 321
my_string mysql_unix_port=NULL,mysql_tmpdir=NULL;
ulong my_bind_addr;			/* the address we bind to */
DATE_FORMAT dayord;
double log_10[32];			/* 10 potences */
I_List<THD> threads,thread_cache;
time_t start_time;

322

323
MY_BITMAP temp_pool;
324
bool use_temp_pool=0;
325

bk@work.mysql.com's avatar
bk@work.mysql.com committed
326 327 328 329 330 331 332
pthread_key(MEM_ROOT*,THR_MALLOC);
pthread_key(THD*, THR_THD);
pthread_key(NET*, THR_NET);
pthread_mutex_t LOCK_mysql_create_db, LOCK_Acl, LOCK_open, LOCK_thread_count,
		LOCK_mapped_file, LOCK_status, LOCK_grant,
		LOCK_error_log,
		LOCK_delayed_insert, LOCK_delayed_status, LOCK_delayed_create,
333
		LOCK_crypt, LOCK_bytes_sent, LOCK_bytes_received,
334 335
                LOCK_binlog_update, LOCK_slave, LOCK_server_id,
		LOCK_user_conn;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
336

337
pthread_cond_t COND_refresh,COND_thread_count,COND_binlog_update,
338
  COND_slave_stopped, COND_slave_start;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
339 340 341 342 343 344 345 346 347 348 349 350 351
pthread_cond_t COND_thread_cache,COND_flush_thread_cache;
pthread_t signal_thread;
pthread_attr_t connection_attrib;
enum db_type default_table_type=DB_TYPE_MYISAM;

#ifdef __WIN__
#undef	 getpid
#include <process.h>
HANDLE hEventShutdown;
#include "nt_servc.h"
static	 NTService  Service;	      // Service object for WinNT
#endif

352
static void start_signal_handler(void);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370
static void *signal_hand(void *arg);
static void set_options(void);
static void get_options(int argc,char **argv);
static char *get_relative_path(const char *path);
static void fix_paths(void);
static pthread_handler_decl(handle_connections_sockets,arg);
static int bootstrap(FILE *file);
static bool read_init_file(char *file_name);
#ifdef __NT__
static pthread_handler_decl(handle_connections_namedpipes,arg);
#endif
#ifdef __WIN__
static int get_service_parameters();
#endif
extern pthread_handler_decl(handle_slave,arg);
#ifdef SET_RLIMIT_NOFILE
static uint set_maximum_open_files(uint max_file_limit);
#endif
371
static ulong find_bit_type(const char *x, TYPELIB *bit_lib);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389

/****************************************************************************
** Code to end mysqld
****************************************************************************/

static void close_connections(void)
{
#ifdef EXTRA_DEBUG
  int count=0;
#endif
  NET net;
  DBUG_ENTER("close_connections");

  /* Clear thread cache */
  kill_cached_threads++;
  flush_thread_cache();

  /* kill flush thread */
390 391
  (void) pthread_mutex_lock(&LOCK_manager);
  if (manager_thread_in_use)
bk@work.mysql.com's avatar
bk@work.mysql.com committed
392
  {
393 394
    DBUG_PRINT("quit",("killing manager thread: %lx",manager_thread));
   (void) pthread_cond_signal(&COND_manager);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
395
  }
396
  (void) pthread_mutex_unlock(&LOCK_manager);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434

  /* kill connection thread */
#if !defined(__WIN__) && !defined(__EMX__)
  DBUG_PRINT("quit",("waiting for select thread: %lx",select_thread));
  (void) pthread_mutex_lock(&LOCK_thread_count);

  while (select_thread_in_use)
  {
    struct timespec abstime;
    int error;
    LINT_INIT(error);
#ifndef DONT_USE_THR_ALARM
    if (pthread_kill(select_thread,THR_CLIENT_ALARM))
      break;					// allready dead
#endif
#ifdef HAVE_TIMESPEC_TS_SEC
    abstime.ts_sec=time(NULL)+2;		// Bsd 2.1
    abstime.ts_nsec=0;
#else
    struct timeval tv;
    gettimeofday(&tv,0);
    abstime.tv_sec=tv.tv_sec+2;
    abstime.tv_nsec=tv.tv_usec*1000;
#endif
    for (uint tmp=0 ; tmp < 10 ; tmp++)
    {
      error=pthread_cond_timedwait(&COND_thread_count,&LOCK_thread_count,
				   &abstime);
      if (error != EINTR)
	break;
    }
#ifdef EXTRA_DEBUG
    if (error != 0 && !count++)
      sql_print_error("Got error %d from pthread_cond_timedwait",error);
#endif
#if defined(AIX_3_2) || defined(HAVE_DEC_3_2_THREADS)
    if (ip_sock != INVALID_SOCKET)
    {
435
      DBUG_PRINT("error",("closing TCP/IP and socket files"));
bk@work.mysql.com's avatar
bk@work.mysql.com committed
436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462
      VOID(shutdown(ip_sock,2));
      VOID(closesocket(ip_sock));
      VOID(shutdown(unix_sock,2));
      VOID(closesocket(unix_sock));
      VOID(unlink(mysql_unix_port));
      ip_sock=unix_sock= INVALID_SOCKET;
    }
#endif
  }
  (void) pthread_mutex_unlock(&LOCK_thread_count);
#endif /* __WIN__ */


  /* Abort listening to new connections */
  DBUG_PRINT("quit",("Closing sockets"));
  if ( !opt_disable_networking )
  {
    if (ip_sock != INVALID_SOCKET)
    {
      (void) shutdown(ip_sock,2);
      (void) closesocket(ip_sock);
      ip_sock= INVALID_SOCKET;
    }
  }
#ifdef __NT__
  if ( hPipe != INVALID_HANDLE_VALUE )
  {
463
    HANDLE hTempPipe = &hPipe;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545
    DBUG_PRINT( "quit", ("Closing named pipes") );
    hPipe = INVALID_HANDLE_VALUE;
    CancelIo( hTempPipe );
    DisconnectNamedPipe( hTempPipe );
    CloseHandle( hTempPipe );
  }
#endif
#ifdef HAVE_SYS_UN_H
  if (unix_sock != INVALID_SOCKET)
  {
    (void) shutdown(unix_sock,2);
    (void) closesocket(unix_sock);
    (void) unlink(mysql_unix_port);
    unix_sock= INVALID_SOCKET;
  }
#endif
  end_thr_alarm();			 // Don't allow alarms

  /* First signal all threads that it's time to die */

  THD *tmp;
  (void) pthread_mutex_lock(&LOCK_thread_count); // For unlink from list

  I_List_iterator<THD> it(threads);
  while ((tmp=it++))
  {
    DBUG_PRINT("quit",("Informing thread %ld that it's time to die",
		       tmp->thread_id));
    tmp->killed=1;
    if (tmp->mysys_var)
    {
      tmp->mysys_var->abort=1;
      if (tmp->mysys_var->current_mutex)
      {
	pthread_mutex_lock(tmp->mysys_var->current_mutex);
	pthread_cond_broadcast(tmp->mysys_var->current_cond);
	pthread_mutex_unlock(tmp->mysys_var->current_mutex);
      }
    }
  }
  (void) pthread_mutex_unlock(&LOCK_thread_count); // For unlink from list

  if (thread_count)
  {
    sleep(1);					// Give threads time to die
  }

  /* Force remaining threads to die by closing the connection to the client */

  (void) my_net_init(&net, (Vio*) 0);
  for (;;)
  {
    DBUG_PRINT("quit",("Locking LOCK_thread_count"));
    (void) pthread_mutex_lock(&LOCK_thread_count); // For unlink from list
    if (!(tmp=threads.get()))
    {
      DBUG_PRINT("quit",("Unlocking LOCK_thread_count"));
      (void) pthread_mutex_unlock(&LOCK_thread_count);
      break;
    }
#ifndef __bsdi__				// Bug in BSDI kernel
    if ((net.vio=tmp->net.vio) != 0)
    {
      sql_print_error(ER(ER_FORCING_CLOSE),my_progname,
		      tmp->thread_id,tmp->user ? tmp->user : "");
      close_connection(&net,0,0);
    }
#endif
    DBUG_PRINT("quit",("Unlocking LOCK_thread_count"));
    (void) pthread_mutex_unlock(&LOCK_thread_count);
  }
  net_end(&net);
  /* All threads has now been aborted */
  DBUG_PRINT("quit",("Waiting for threads to die (count=%u)",thread_count));
  (void) pthread_mutex_lock(&LOCK_thread_count);
  while (thread_count)
  {
    (void) pthread_cond_wait(&COND_thread_count,&LOCK_thread_count);
    DBUG_PRINT("quit",("One thread died (count=%u)",thread_count));
  }
  (void) pthread_mutex_unlock(&LOCK_thread_count);

546 547 548
  mysql_log.close(1);
  mysql_update_log.close(1);
  mysql_bin_log.close(1);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660
  my_free(charsets_list, MYF(0));
  DBUG_PRINT("quit",("close_connections thread"));
  DBUG_VOID_RETURN;
}

void kill_mysql(void)
{
  DBUG_ENTER("kill_mysql");

#if defined(__WIN__)
  {
    if (!SetEvent(hEventShutdown))
    {
      DBUG_PRINT("error",("Got error: %ld from SetEvent",GetLastError()));
    }
    // or:
    // HANDLE hEvent=OpenEvent(0, FALSE, "MySqlShutdown");
    // SetEvent(hEventShutdown);
    // CloseHandle(hEvent);
  }
#elif defined(HAVE_PTHREAD_KILL)
    if (pthread_kill(signal_thread,SIGTERM))	/* End everything nicely */
    {
      DBUG_PRINT("error",("Got error %d from pthread_kill",errno)); /* purecov: inspected */
    }
#else
    kill(current_pid,SIGTERM);
#endif
    DBUG_PRINT("quit",("After pthread_kill"));
    shutdown_in_progress=1;			// Safety if kill didn't work
    DBUG_VOID_RETURN;
}


	/* Force server down. kill all connections and threads and exit */

#ifndef __WIN__
static void *kill_server(void *sig_ptr)
#define RETURN_FROM_KILL_SERVER return 0
#else
static void __cdecl kill_server(int sig_ptr)
#define RETURN_FROM_KILL_SERVER return
#endif
{
  int sig=(int) (long) sig_ptr;			// This is passed a int
  DBUG_ENTER("kill_server");

  // if there is a signal during the kill in progress, we do not need
  // another one
  if (kill_in_progress)				// Safety
    RETURN_FROM_KILL_SERVER;
  kill_in_progress=TRUE;
  abort_loop=1;					// This should be set
  signal(sig,SIG_IGN);
  if (sig == MYSQL_KILL_SIGNAL || sig == 0)
    sql_print_error(ER(ER_NORMAL_SHUTDOWN),my_progname);
  else
    sql_print_error(ER(ER_GOT_SIGNAL),my_progname,sig); /* purecov: inspected */

#if defined(USE_ONE_SIGNAL_HAND) && !defined(__WIN__)
  my_thread_init();				// If this is a new thread
#endif
  close_connections();
  if (sig != MYSQL_KILL_SIGNAL && sig != 0)
    unireg_abort(1);				/* purecov: inspected */
  else
    unireg_end(0);
  pthread_exit(0);				/* purecov: deadcode */
  RETURN_FROM_KILL_SERVER;
}


#ifdef USE_ONE_SIGNAL_HAND
pthread_handler_decl(kill_server_thread,arg __attribute__((unused)))
{
  my_thread_init();				// Initialize new thread
  kill_server(0);
  my_thread_end();				// Normally never reached
  return 0;
}
#endif

static sig_handler print_signal_warning(int sig)
{
  sql_print_error("Warning: Got signal %d from thread %d",
		  sig,my_thread_id());
#ifdef DONT_REMEMBER_SIGNAL
  sigset(sig,print_signal_warning);		/* int. thread system calls */
#endif
#ifndef __WIN__
  if (sig == SIGALRM)
    alarm(2);					/* reschedule alarm */
#endif
}


void unireg_end(int signal_number __attribute__((unused)))
{
  clean_up();
  pthread_exit(0);				// Exit is in main thread
}


void unireg_abort(int exit_code)
{
  if (exit_code)
    sql_print_error("Aborting\n");
  clean_up(); /* purecov: inspected */
  exit(exit_code); /* purecov: inspected */
}


661
void clean_up(bool print_message)
bk@work.mysql.com's avatar
bk@work.mysql.com committed
662 663 664 665 666 667 668 669 670 671 672 673 674 675 676
{
  DBUG_PRINT("exit",("clean_up"));
  if (cleanup_done++)
    return; /* purecov: inspected */
  acl_free(1);
  grant_free();
  sql_cache_free();
  table_cache_free();
  hostname_cache_free();
  item_user_lock_free();
  lex_free();				/* Free some memory */
#ifdef HAVE_DLOPEN
  if (!opt_noacl)
    udf_free();
#endif
677
  end_key_cache();
678
  (void) ha_panic(HA_PANIC_CLOSE);	/* close all tables and logs */
bk@work.mysql.com's avatar
bk@work.mysql.com committed
679 680 681 682 683
#ifdef USE_RAID
  end_raid();
#endif
  free_defaults(defaults_argv);
  my_free(mysql_tmpdir,MYF(0));
684
  x_free(opt_bin_logname);
685
  bitmap_free(&temp_pool);
686
  free_max_user_conn();
687
  end_slave();
688
#ifndef __WIN__
689 690
  if (!opt_bootstrap)
    (void) my_delete(pidfile_name,MYF(0));	// This may not always exist
691
#endif
692 693 694
  if (print_message)
    sql_print_error(ER(ER_SHUTDOWN_COMPLETE),my_progname);
  x_free((gptr) my_errmsg[ERRMAPP]);	/* Free messages */
695
  my_thread_end();
bk@work.mysql.com's avatar
bk@work.mysql.com committed
696 697 698 699

  /* Tell main we are ready */
  (void) pthread_mutex_lock(&LOCK_thread_count);
  ready_to_exit=1;
700
  /* do the broadcast inside the lock to ensure that my_end() is not called */
bk@work.mysql.com's avatar
bk@work.mysql.com committed
701 702 703 704 705 706 707 708 709 710 711 712 713
  (void) pthread_cond_broadcast(&COND_thread_count);
  (void) pthread_mutex_unlock(&LOCK_thread_count);
} /* clean_up */



/****************************************************************************
** Init IP and UNIX socket
****************************************************************************/

static void set_ports()
{
  char	*env;
714
  if (!mysql_port && !opt_disable_networking)
bk@work.mysql.com's avatar
bk@work.mysql.com committed
715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767
  {					// Get port if not from commandline
    struct  servent *serv_ptr;
    mysql_port = MYSQL_PORT;
    if ((serv_ptr = getservbyname("mysql", "tcp")))
      mysql_port = ntohs((u_short) serv_ptr->s_port); /* purecov: inspected */
    if ((env = getenv("MYSQL_TCP_PORT")))
      mysql_port = (uint) atoi(env);		/* purecov: inspected */
  }
  if (!mysql_unix_port)
  {
#ifdef __WIN__
    mysql_unix_port = (char*) MYSQL_NAMEDPIPE;
#else
    mysql_unix_port = (char*) MYSQL_UNIX_ADDR;
#endif
    if ((env = getenv("MYSQL_UNIX_PORT")))
      mysql_unix_port = env;			/* purecov: inspected */
  }
}

/* Change to run as another user if started with --user */

static void set_user(const char *user)
{
#ifndef __WIN__
    struct passwd *ent;

  // don't bother if we aren't superuser
  if (geteuid())
  {
    if (user)
      fprintf(stderr,
	      "Warning: One can only use the --user switch if running as root\n");
    return;
  }
  else if (!user)
  {
    if (!opt_bootstrap)
    {
      fprintf(stderr,"Fatal error: Please read \"Security\" section of the manual to find out how to run mysqld as root!\n");
      unireg_abort(1);
    }
    return;
  }
  if (!strcmp(user,"root"))
    return;				// Avoid problem with dynamic libraries

  if (!(ent = getpwnam(user)))
  {
    fprintf(stderr,"Fatal error: Can't change to run as user '%s' ;  Please check that the user exists!\n",user);
    unireg_abort(1);
  }
#ifdef HAVE_INITGROUPS
768
  initgroups((char*) user,ent->pw_gid);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843
#endif
  if (setgid(ent->pw_gid) == -1)
  {
    sql_perror("setgid");
    unireg_abort(1);
  }
  if (setuid(ent->pw_uid) == -1)
  {
    sql_perror("setuid");
    unireg_abort(1);
  }
#endif
}

/* Change root user if started with  --chroot */

static void set_root(const char *path)
{
#if !defined(__WIN__) && !defined(__EMX__)
  if (chroot(path) == -1)
  {
    sql_perror("chroot");
    unireg_abort(1);
  }
#endif
}

static void server_init(void)
{
  struct sockaddr_in	IPaddr;
#ifdef HAVE_SYS_UN_H
  struct sockaddr_un	UNIXaddr;
#endif
  int	arg=1;
  DBUG_ENTER("server_init");

#ifdef	__WIN__
  if ( !opt_disable_networking )
  {
    WSADATA WsaData;
    if (SOCKET_ERROR == WSAStartup (0x0101, &WsaData))
    {
      my_message(0,"WSAStartup Failed\n",MYF(0));
      unireg_abort(1);
    }
  }
#endif /* __WIN__ */

  set_ports();

  if (mysql_port != 0 && !opt_disable_networking && !opt_bootstrap)
  {
    DBUG_PRINT("general",("IP Socket is %d",mysql_port));
    ip_sock = socket(AF_INET, SOCK_STREAM, 0);
    if (ip_sock == INVALID_SOCKET)
    {
      DBUG_PRINT("error",("Got error: %d from socket()",socket_errno));
      sql_perror(ER(ER_IPSOCK_ERROR));		/* purecov: tested */
      unireg_abort(1);				/* purecov: tested */
    }
    bzero((char*) &IPaddr, sizeof(IPaddr));
    IPaddr.sin_family = AF_INET;
    IPaddr.sin_addr.s_addr = my_bind_addr;
    IPaddr.sin_port = (unsigned short) htons((unsigned short) mysql_port);
    (void) setsockopt(ip_sock,SOL_SOCKET,SO_REUSEADDR,(char*)&arg,sizeof(arg));
    for(;;)
    {
      if (bind(ip_sock, my_reinterpret_cast(struct sockaddr *) (&IPaddr),
	       sizeof(IPaddr)) >= 0)
	break;
      DBUG_PRINT("error",("Got error: %d from bind",socket_errno));
      sql_perror("Can't start server: Bind on TCP/IP port");/* Had a loop here */
      sql_print_error("Do you already have another mysqld server running on port: %d ?",mysql_port);
      unireg_abort(1);
    }
844 845 846
    if (listen(ip_sock,(int) back_log) < 0)
      sql_print_error("Warning:  listen() on TCP/IP failed with error %d",
		      errno);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899
  }

  if (mysqld_chroot)
    set_root(mysqld_chroot);

  set_user(mysqld_user); // set_user now takes care of mysqld_user==NULL

#ifdef __NT__
  /* create named pipe */
  if (Service.IsNT() && mysql_unix_port[0] && !opt_bootstrap)
  {
    sprintf( szPipeName, "\\\\.\\pipe\\%s", mysql_unix_port );
    ZeroMemory( &saPipeSecurity, sizeof(saPipeSecurity) );
    ZeroMemory( &sdPipeDescriptor, sizeof(sdPipeDescriptor) );
    if ( !InitializeSecurityDescriptor(&sdPipeDescriptor,
				       SECURITY_DESCRIPTOR_REVISION) )
    {
      sql_perror("Can't start server : Initialize security descriptor");
      unireg_abort(1);
    }
    if (!SetSecurityDescriptorDacl(&sdPipeDescriptor, TRUE, NULL, FALSE))
    {
      sql_perror("Can't start server : Set security descriptor");
      unireg_abort(1);
    }
    saPipeSecurity.nLength = sizeof( SECURITY_ATTRIBUTES );
    saPipeSecurity.lpSecurityDescriptor = &sdPipeDescriptor;
    saPipeSecurity.bInheritHandle = FALSE;
    if ((hPipe = CreateNamedPipe(szPipeName,
				 PIPE_ACCESS_DUPLEX,
				 PIPE_TYPE_BYTE |
				 PIPE_READMODE_BYTE |
				 PIPE_WAIT,
				 PIPE_UNLIMITED_INSTANCES,
				 (int) net_buffer_length,
				 (int) net_buffer_length,
				 NMPWAIT_USE_DEFAULT_WAIT,
				 &saPipeSecurity )) == INVALID_HANDLE_VALUE)
      {
	LPVOID lpMsgBuf;
	int error=GetLastError();
	FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
		      FORMAT_MESSAGE_FROM_SYSTEM,
		      NULL, error, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
		      (LPTSTR) &lpMsgBuf, 0, NULL );
	MessageBox( NULL, (LPTSTR) lpMsgBuf, "Error from CreateNamedPipe",
		    MB_OK|MB_ICONINFORMATION );
	LocalFree( lpMsgBuf );
	unireg_abort(1);
      }
  }
#endif

900
#if defined(HAVE_SYS_UN_H)
bk@work.mysql.com's avatar
bk@work.mysql.com committed
901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930
  /*
  ** Create the UNIX socket
  */
  if (mysql_unix_port[0] && !opt_bootstrap)
  {
    DBUG_PRINT("general",("UNIX Socket is %s",mysql_unix_port));

    if ((unix_sock = socket(AF_UNIX, SOCK_STREAM, 0)) < 0)
    {
      sql_perror("Can't start server : UNIX Socket "); /* purecov: inspected */
      unireg_abort(1);				/* purecov: inspected */
    }
    bzero((char*) &UNIXaddr, sizeof(UNIXaddr));
    UNIXaddr.sun_family = AF_UNIX;
    strmov(UNIXaddr.sun_path, mysql_unix_port);
    (void) unlink(mysql_unix_port);
    (void) setsockopt(unix_sock,SOL_SOCKET,SO_REUSEADDR,(char*)&arg,
		      sizeof(arg));
    umask(0);
    if (bind(unix_sock, my_reinterpret_cast(struct sockaddr *) (&UNIXaddr),
	     sizeof(UNIXaddr)) < 0)
    {
      sql_perror("Can't start server : Bind on unix socket"); /* purecov: tested */
      sql_print_error("Do you already have another mysqld server running on socket: %s ?",mysql_unix_port);
      unireg_abort(1);					/* purecov: tested */
    }
    umask(((~my_umask) & 0666));
#if defined(S_IFSOCK) && defined(SECURE_SOCKETS)
    (void) chmod(mysql_unix_port,S_IFSOCK);	/* Fix solaris 2.6 bug */
#endif
931 932 933
    if (listen(unix_sock,(int) back_log) < 0)
      sql_print_error("Warning:  listen() on Unix socket failed with error %d",
		      errno);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990
  }
#endif
  DBUG_PRINT("info",("server started"));
  DBUG_VOID_RETURN;
}


void yyerror(const char *s)
{
  NET *net=my_pthread_getspecific_ptr(NET*,THR_NET);
  char *yytext=(char*) current_lex->tok_start;
  if (!strcmp(s,"parse error"))
    s=ER(ER_SYNTAX_ERROR);
  net_printf(net,ER_PARSE_ERROR, s, yytext ? (char*) yytext : "",
	     current_lex->yylineno);
}


void close_connection(NET *net,uint errcode,bool lock)
{
  Vio* vio;
  DBUG_ENTER("close_connection");
  DBUG_PRINT("enter",("fd: %s  error: '%s'",
                    net->vio? vio_description(net->vio):"(not connected)",
                    errcode ? ER(errcode) : ""));
  if (lock)
    (void) pthread_mutex_lock(&LOCK_thread_count);
  if ((vio=net->vio) != 0)
  {
    if (errcode)
      send_error(net,errcode,ER(errcode));	/* purecov: inspected */
    vio_close(vio);			/* vio is freed in delete thd */
  }
  if (lock)
    (void) pthread_mutex_unlock(&LOCK_thread_count);
  DBUG_VOID_RETURN;
}

	/* Called when a thread is aborted */
	/* ARGSUSED */

sig_handler end_thread_signal(int sig __attribute__((unused)))
{
  THD *thd=current_thd;
  DBUG_ENTER("end_thread_signal");
  if (thd)
    end_thread(thd,0);
  DBUG_VOID_RETURN;				/* purecov: deadcode */
}


void end_thread(THD *thd, bool put_in_cache)
{
  DBUG_ENTER("end_thread");
  (void) pthread_mutex_lock(&LOCK_thread_count);
  thread_count--;
  delete thd;
991

992 993
  if (put_in_cache && cached_thread_count < thread_cache_size &&
      ! abort_loop && !kill_cached_threads)
bk@work.mysql.com's avatar
bk@work.mysql.com committed
994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006
  {
    /* Don't kill the thread, just put it in cache for reuse */
    DBUG_PRINT("info", ("Adding thread to cache"))
    cached_thread_count++;
    while (!abort_loop && ! wake_thread && ! kill_cached_threads)
      (void) pthread_cond_wait(&COND_thread_cache, &LOCK_thread_count);
    cached_thread_count--;
    if (kill_cached_threads)
      pthread_cond_signal(&COND_flush_thread_cache);
    if (wake_thread)
    {
      wake_thread--;
      thd=thread_cache.get();
1007
      thd->real_id=pthread_self();
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1008
      (void) thd->store_globals();
1009
      threads.append(thd);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1010 1011 1012 1013 1014 1015 1016 1017 1018
      pthread_mutex_unlock(&LOCK_thread_count);
      DBUG_VOID_RETURN;
    }
  }

  DBUG_PRINT("info", ("sending a broadcast"))

  /* Tell main we are ready */
  (void) pthread_mutex_unlock(&LOCK_thread_count);
1019
  (void) pthread_cond_broadcast(&COND_thread_count);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1020
  DBUG_PRINT("info", ("unlocked thread_count mutex"))
1021
#ifdef ONE_THREAD
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088
  if (!(test_flags & TEST_NO_THREADS))	// For debugging under Linux
#endif
  {
    my_thread_end();
    pthread_exit(0);
  }
  DBUG_VOID_RETURN;
}


/* Start a cached thread. LOCK_thread_count is locked on entry */

static void start_cached_thread(THD *thd)
{
  thread_cache.append(thd);
  wake_thread++;
  thread_count++;
  pthread_cond_signal(&COND_thread_cache);
}


void flush_thread_cache()
{
  (void) pthread_mutex_lock(&LOCK_thread_count);
  kill_cached_threads++;
  while (cached_thread_count)
  {
    pthread_cond_broadcast(&COND_thread_cache);
    pthread_cond_wait(&COND_flush_thread_cache,&LOCK_thread_count);
  }
  kill_cached_threads--;
  (void) pthread_mutex_unlock(&LOCK_thread_count);
}


	/*
	** Aborts a thread nicely. Commes here on SIGPIPE
	** TODO: One should have to fix that thr_alarm know about this
	** thread too
	*/

#ifdef THREAD_SPECIFIC_SIGPIPE
static sig_handler abort_thread(int sig __attribute__((unused)))
{
  THD *thd=current_thd;
  DBUG_ENTER("abort_thread");
  if (thd)
    thd->killed=1;
  DBUG_VOID_RETURN;
}
#endif

/******************************************************************************
** Setup a signal thread with handles all signals
** Because linux doesn't support scemas use a mutex to check that
** the signal thread is ready before continuing
******************************************************************************/

#ifdef __WIN__
static void init_signals(void)
{
  int signals[] = {SIGINT,SIGILL,SIGFPE,SIGSEGV,SIGTERM,SIGABRT } ;
  for (uint i=0 ; i < sizeof(signals)/sizeof(int) ; i++)
    signal( signals[i], kill_server) ;
  signal(SIGBREAK,SIG_IGN);	//ignore SIGBREAK for NT
}

1089 1090 1091 1092
static void start_signal_handler(void)
{
}

bk@work.mysql.com's avatar
bk@work.mysql.com committed
1093 1094 1095
#elif defined(__EMX__)
static void sig_reload(int signo)
{
1096
  reload_acl_and_cache((THD*) 0,~0, (TABLE_LIST*) 0); // Flush everything
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120
  signal(signo, SIG_ACK);
}

static void sig_kill(int signo)
{
  if (!abort_loop)
  {
    abort_loop=1;				// mark abort for threads
    kill_server((void*) signo);
  }
  signal(signo, SIG_ACK);
}

static void init_signals(void)
{
  signal(SIGQUIT, sig_kill);
  signal(SIGKILL, sig_kill);
  signal(SIGTERM, sig_kill);
  signal(SIGINT,  sig_kill);
  signal(SIGHUP,  sig_reload);	// Flush everything
  signal(SIGALRM, SIG_IGN);
  signal(SIGBREAK,SIG_IGN);
  signal_thread = pthread_self();
}
1121 1122 1123 1124 1125

static void start_signal_handler(void)
{
}

1126
#else /* if ! __WIN__ && ! __EMX__ */
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1127

1128 1129 1130 1131
#ifdef HAVE_LINUXTHREADS
#define UNSAFE_DEFAULT_LINUX_THREADS 200
#endif

1132
static sig_handler handle_segfault(int sig)
1133
{
1134
  THD *thd=current_thd;
1135 1136 1137 1138
  // strictly speaking, one needs a mutex here
  // but since we have got SIGSEGV already, things are a mess
  // so not having the mutex is not as bad as possibly using a buggy
  // mutex - so we keep things simple
1139
  if (segfaulted)
1140 1141 1142 1143
  {
    fprintf(stderr, "Fatal signal %d while backtracing\n", sig);
    exit(1);
  }
1144
  
1145
  segfaulted = 1;
1146
  fprintf(stderr,"\
1147
mysqld got signal %d;\n\
1148 1149 1150 1151 1152 1153 1154 1155
This could be because you hit a bug. It is also possible that this binary\n\
or one of the libraries it was linked agaist is corrupt, improperly built,\n\
or misconfigured. This error can also be caused by malfunctioning hardware.\n",
	  sig);
  fprintf(stderr, "\
We will try our best to scrape up some info that will hopefully help diagnose\n\
the problem, but since we have already crashed, something is definitely wrong\n\
and this may fail\n\n");
1156 1157 1158 1159 1160 1161 1162 1163 1164 1165
  fprintf(stderr, "key_buffer_size=%ld\n", keybuff_size);
  fprintf(stderr, "record_buffer=%ld\n", my_default_record_cache_size);
  fprintf(stderr, "sort_buffer=%ld\n", sortbuff_size);
  fprintf(stderr, "max_used_connections=%ld\n", max_used_connections);
  fprintf(stderr, "max_connections=%ld\n", max_connections);
  fprintf(stderr, "threads_connected=%d\n", thread_count);
  fprintf(stderr, "It is possible that mysqld could use up to \n\
key_buffer_size + (record_buffer + sort_buffer)*max_connections = %ld K\n\
bytes of memory\n", (keybuff_size + (my_default_record_cache_size +
			     sortbuff_size) * max_connections)/ 1024);
1166
  fprintf(stderr, "Hope that's ok, if not, decrease some variables in the equation\n\n");
1167
  
1168
#if defined(HAVE_LINUXTHREADS)
1169 1170 1171 1172 1173 1174 1175 1176 1177 1178
  if (sizeof(char*) == 4 && thread_count > UNSAFE_DEFAULT_LINUX_THREADS)
  {
    fprintf(stderr, "\
You seem to be running 32-bit Linux and have %d concurrent connections.\n\
If you have not changed STACK_SIZE in LinuxThreads and build the binary \n\
yourself, LinuxThreads is quite likely to steal a part of global heap for\n\
the thread stack. Please read http://www.mysql.com/doc/L/i/Linux.html\n\n",
	    thread_count);
  }
#endif /* HAVE_LINUXTHREADS */
1179

1180
#ifdef HAVE_STACKTRACE
sasha@mysql.sashanet.com's avatar
sasha@mysql.sashanet.com committed
1181
  if(!(test_flags & TEST_NO_STACKTRACE))
1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198
    print_stacktrace(thd ? (gptr) thd->thread_stack : (gptr) 0,
		     thread_stack);
  if (thd)
  {
    fprintf(stderr, "Trying to get some variables.\n\
Some pointers may be invalid and cause the dump to abort...\n");
    safe_print_str("thd->query", thd->query, 1024);
    fprintf(stderr, "thd->thread_id=%ld\n", thd->thread_id);
    fprintf(stderr, "\n
Successfully dumped variables, if you ran with --log, take a look at the\n\
details of what thread %ld did to cause the crash.  In some cases of really\n\
bad corruption, the above values may be invalid\n\n",
	  thd->thread_id);
  }
  fprintf(stderr, "\
Please use the information above to create a repeatable test case for the\n\
crash, and send it to bugs@lists.mysql.com\n");
1199
  fflush(stderr);
1200 1201
#endif /* HAVE_STACKTRACE */

1202 1203
 if (test_flags & TEST_CORE_ON_SIGNAL)
   write_core(sig);
1204
 exit(1);
1205 1206
}

1207

bk@work.mysql.com's avatar
bk@work.mysql.com committed
1208 1209 1210 1211 1212 1213 1214
static void init_signals(void)
{
  sigset_t set;
  DBUG_ENTER("init_signals");

  sigset(THR_KILL_SIGNAL,end_thread_signal);
  sigset(THR_SERVER_ALARM,print_signal_warning); // Should never be called!
1215 1216 1217
  struct sigaction sa; sa.sa_flags = 0;
  sigemptyset(&sa.sa_mask);
  sigprocmask(SIG_SETMASK,&sa.sa_mask,NULL);
1218

sasha@mysql.sashanet.com's avatar
sasha@mysql.sashanet.com committed
1219
  if (!(test_flags & TEST_NO_STACKTRACE) || (test_flags & TEST_CORE_ON_SIGNAL))
1220
  {
1221
    init_stacktrace();
1222 1223
    sa.sa_handler=handle_segfault;
    sigaction(SIGSEGV, &sa, NULL);
1224
#ifdef SIGBUS
1225
    sigaction(SIGBUS, &sa, NULL);
1226
#endif
1227 1228
    sigaction(SIGILL, &sa, NULL);
  }
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241
  (void) sigemptyset(&set);
#ifdef THREAD_SPECIFIC_SIGPIPE
  sigset(SIGPIPE,abort_thread);
  sigaddset(&set,SIGPIPE);
#else
  (void) signal(SIGPIPE,SIG_IGN);		// Can't know which thread
  sigaddset(&set,SIGPIPE);
#endif
  sigaddset(&set,SIGINT);
  sigaddset(&set,SIGQUIT);
  sigaddset(&set,SIGTERM);
  sigaddset(&set,SIGHUP);
  signal(SIGTERM,SIG_DFL);			// If it's blocked by parent
1242
  signal(SIGHUP,SIG_DFL);			// If it's blocked by parent
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1243 1244 1245 1246 1247 1248 1249
#ifdef SIGTSTP
  sigaddset(&set,SIGTSTP);
#endif
  sigaddset(&set,THR_SERVER_ALARM);
  sigdelset(&set,THR_KILL_SIGNAL);		// May be SIGINT
  sigdelset(&set,THR_CLIENT_ALARM);		// For alarms
  (void) pthread_sigmask(SIG_SETMASK,&set,NULL);
1250 1251 1252 1253 1254 1255 1256 1257 1258
  DBUG_VOID_RETURN;
}


static void start_signal_handler(void)
{
  int error;
  pthread_attr_t thr_attr;
  DBUG_ENTER("start_signal_handler");
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314

  (void) pthread_attr_init(&thr_attr);
#if !defined(HAVE_DEC_3_2_THREADS)
  pthread_attr_setscope(&thr_attr,PTHREAD_SCOPE_SYSTEM);
  (void) pthread_attr_setdetachstate(&thr_attr,PTHREAD_CREATE_DETACHED);
  if (!(opt_specialflag & SPECIAL_NO_PRIOR))
    my_pthread_attr_setprio(&thr_attr,INTERRUPT_PRIOR);
  pthread_attr_setstacksize(&thr_attr,32768);
#endif

  (void) pthread_mutex_lock(&LOCK_thread_count);
  if ((error=pthread_create(&signal_thread,&thr_attr,signal_hand,0)))
  {
    sql_print_error("Can't create interrupt-thread (error %d, errno: %d)",
		    error,errno);
    exit(1);
  }
  (void) pthread_cond_wait(&COND_thread_count,&LOCK_thread_count);
  pthread_mutex_unlock(&LOCK_thread_count);

  (void) pthread_attr_destroy(&thr_attr);
  DBUG_VOID_RETURN;
}


/*
** This threads handles all signals and alarms
*/

/* ARGSUSED */
static void *signal_hand(void *arg __attribute__((unused)))
{
  sigset_t set;
  int sig;
  my_thread_init();				// Init new thread
  DBUG_ENTER("signal_hand");

  /* Setup alarm handler */
  init_thr_alarm(max_connections+max_insert_delayed_threads);
#if SIGINT != THR_KILL_SIGNAL
  (void) sigemptyset(&set);			// Setup up SIGINT for debug
  (void) sigaddset(&set,SIGINT);		// For debugging
  (void) pthread_sigmask(SIG_UNBLOCK,&set,NULL);
#endif
  (void) sigemptyset(&set);			// Setup up SIGINT for debug
#ifdef USE_ONE_SIGNAL_HAND
  (void) sigaddset(&set,THR_SERVER_ALARM);	// For alarms
#endif
  (void) sigaddset(&set,SIGQUIT);
  (void) sigaddset(&set,SIGTERM);
#if THR_CLIENT_ALARM != SIGHUP
  (void) sigaddset(&set,SIGHUP);
#endif
  (void) sigaddset(&set,SIGTSTP);

  /* Save pid to this process (or thread on Linux) */
1315
  if (!opt_bootstrap)
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1316
  {
1317 1318
    File pidFile;
    if ((pidFile = my_create(pidfile_name,0664, O_WRONLY, MYF(MY_WME))) >= 0)
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1319
    {
1320 1321
      char buff[21];
      sprintf(buff,"%lu",(ulong) getpid());
1322
      (void) my_write(pidFile, buff,strlen(buff),MYF(MY_WME));
1323
      (void) my_close(pidFile,MYF(0));
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1324 1325 1326
    }
  }

1327
  // signal to start_signal_handler that we are ready
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1328
  (void) pthread_mutex_lock(&LOCK_thread_count);
1329
  (void) pthread_cond_signal(&COND_thread_count);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 1352 1353 1354 1355 1356 1357 1358 1359
  (void) pthread_mutex_unlock(&LOCK_thread_count);

  for (;;)
  {
    int error;					// Used when debugging
    if (shutdown_in_progress && !abort_loop)
    {
      sig=SIGTERM;
      error=0;
    }
    else
      while ((error=my_sigwait(&set,&sig)) == EINTR) ;
    if (cleanup_done)
      pthread_exit(0);				// Safety
    switch (sig) {
    case SIGTERM:
    case SIGQUIT:
    case SIGKILL:
#ifdef EXTRA_DEBUG
      sql_print_error("Got signal %d to shutdown mysqld",sig);
#endif
      DBUG_PRINT("info",("Got signal: %d  abort_loop: %d",sig,abort_loop));
      if (!abort_loop)
      {
	abort_loop=1;				// mark abort for threads
#ifdef USE_ONE_SIGNAL_HAND
	pthread_t tmp;
	if (!(opt_specialflag & SPECIAL_NO_PRIOR))
	  my_pthread_attr_setprio(&connection_attrib,INTERRUPT_PRIOR);
	if (pthread_create(&tmp,&connection_attrib, kill_server_thread,
1360
			   (void*) 0))
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1361 1362 1363 1364 1365 1366 1367
	  sql_print_error("Error: Can't create thread to kill server");
#else
	  kill_server((void*) sig);		// MIT THREAD has a alarm thread
#endif
      }
      break;
    case SIGHUP:
1368
      reload_acl_and_cache((THD*) 0,~0, (TABLE_LIST*) 0); // Flush everything
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1369 1370 1371 1372 1373 1374 1375 1376 1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427 1428 1429 1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456 1457 1458 1459 1460 1461 1462 1463 1464 1465 1466 1467 1468 1469 1470 1471
      mysql_print_status((THD*) 0);		// Send debug some info
      break;
#ifdef USE_ONE_SIGNAL_HAND
    case THR_SERVER_ALARM:
      process_alarm(sig);			// Trigger alarms.
      break;
#endif
    default:
#ifdef EXTRA_DEBUG
      sql_print_error("Warning: Got signal: %d, error: %d",sig,error); /* purecov: tested */
#endif
      break;					/* purecov: tested */
    }
  }
  return(0);					/* purecov: deadcode */
}

#endif	/* __WIN__*/


/*
** All global error messages are sent here where the first one is stored for
** the client
*/


/* ARGSUSED */
static int my_message_sql(uint error, const char *str,
			  myf MyFlags __attribute__((unused)))
{
  NET *net;
  DBUG_ENTER("my_message_sql");
  DBUG_PRINT("error",("Message: '%s'",str));
  if ((net=my_pthread_getspecific_ptr(NET*,THR_NET)))
  {
    if (!net->last_error[0])			// Return only first message
    {
      strmake(net->last_error,str,sizeof(net->last_error)-1);
      net->last_errno=error ? error : ER_UNKNOWN_ERROR;
    }
  }
  else
    sql_print_error("%s: %s",my_progname,str); /* purecov: inspected */
  DBUG_RETURN(0);
}

#ifdef __WIN__
#undef errno
#undef EINTR
#define errno WSAGetLastError()
#define EINTR WSAEINTR

struct utsname
{
  char nodename[FN_REFLEN];
};

int uname(struct utsname *a)
{
  return -1;
}
#endif


#ifdef __WIN__
pthread_handler_decl(handle_shutdown,arg)
{
  MSG msg;
  my_thread_init();

  /* this call should create the message queue for this thread */
  PeekMessage(&msg, NULL, 1, 65534,PM_NOREMOVE);

  if (WaitForSingleObject(hEventShutdown,INFINITE)==WAIT_OBJECT_0)
     kill_server(MYSQL_KILL_SIGNAL);
  return 0;
}

int __stdcall handle_kill(ulong ctrl_type)
{
  if (ctrl_type == CTRL_CLOSE_EVENT ||
      ctrl_type == CTRL_SHUTDOWN_EVENT)
  {
    kill_server(MYSQL_KILL_SIGNAL);
    return TRUE;
  }
  return FALSE;
}
#endif

const char *load_default_groups[]= { "mysqld","server",0 };

#ifdef HAVE_LIBWRAP
char *libwrapName=NULL;
#endif

static void open_log(MYSQL_LOG *log, const char *hostname,
		     const char *opt_name, const char *extension,
		     enum_log_type type)
{
  char tmp[FN_REFLEN];
  if (!opt_name || !opt_name[0])
  {
1472 1473 1474 1475
    /* TODO: The following should be using fn_format();  We just need to
     first change fn_format() to cut the file name if it's too long.
    */
    strmake(tmp,hostname,FN_REFLEN-5);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1476 1477 1478 1479 1480 1481 1482 1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508
    strmov(strcend(tmp,'.'),extension);
    opt_name=tmp;
  }
  log->open(opt_name,type);
}



#ifdef __WIN__
int win_main(int argc, char **argv)
#else
int main(int argc, char **argv)
#endif
{
  DEBUGGER_OFF;

  my_umask=0660;		// Default umask for new files
  my_umask_dir=0700;		// Default umask for new directories
  MY_INIT(argv[0]);		// init my_sys library & pthreads
  tzset();			// Set tzname

  start_time=time((time_t*) 0);
#ifdef HAVE_TZNAME
#if defined(HAVE_LOCALTIME_R) && defined(_REENTRANT)
  {
    struct tm tm_tmp;
    localtime_r(&start_time,&tm_tmp);
    strmov(time_zone,tzname[tm_tmp.tm_isdst == 1 ? 1 : 0]);
  }
#else
  {
    struct tm *start_tm;
    start_tm=localtime(&start_time);
1509
    strmov(time_zone,tzname[start_tm->tm_isdst == 1 ? 1 : 0]);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1510 1511 1512 1513
  }
#endif
#endif

1514 1515 1516
  if (gethostname(glob_hostname,sizeof(glob_hostname)-4) < 0)
    strmov(glob_hostname,"mysql");
  strmov(pidfile_name,glob_hostname);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1517 1518
  strmov(strcend(pidfile_name,'.'),".pid");	// Add extension
#ifndef DBUG_OFF
1519 1520 1521
  strxmov(strend(server_version),MYSQL_SERVER_SUFFIX,"-debug",NullS);
#else
  strmov(strend(server_version),MYSQL_SERVER_SUFFIX);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542 1543 1544 1545 1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557 1558
#endif
#ifdef _CUSTOMSTARTUPCONFIG_
  if (_cust_check_startup())
  {
    /* _cust_check_startup will report startup failure error */
    exit( 1 );
  }
#endif
  load_defaults("my",load_default_groups,&argc,&argv);
  defaults_argv=argv;
  mysql_tmpdir=getenv("TMPDIR");	/* Use this if possible */
#ifdef __WIN__
  if (!mysql_tmpdir)
    mysql_tmpdir=getenv("TEMP");
  if (!mysql_tmpdir)
    mysql_tmpdir=getenv("TMP");
#endif
  if (!mysql_tmpdir || !mysql_tmpdir[0])
    mysql_tmpdir=(char*) P_tmpdir;		/* purecov: inspected */

  set_options();
#ifdef __WIN__
  /* service parameters can be overwritten by options */
  if (get_service_parameters())
  {
    my_message( 0, "Can't read MySQL service parameters", MYF(0) );
    exit( 1 );
  }
#endif
  get_options(argc,argv);
  if (opt_log || opt_update_log || opt_slow_log || opt_bin_log)
    strcat(server_version,"-log");
  DBUG_PRINT("info",("%s  Ver %s for %s on %s\n",my_progname,
		     server_version, SYSTEM_TYPE,MACHINE_TYPE));

  /* These must be set early */

1559 1560 1561 1562 1563 1564 1565 1566 1567 1568 1569 1570 1571 1572 1573 1574 1575 1576 1577 1578
  (void) pthread_mutex_init(&LOCK_mysql_create_db,MY_MUTEX_INIT_SLOW);
  (void) pthread_mutex_init(&LOCK_Acl,MY_MUTEX_INIT_SLOW);
  (void) pthread_mutex_init(&LOCK_grant,MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_open,MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_thread_count,MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_mapped_file,MY_MUTEX_INIT_SLOW);
  (void) pthread_mutex_init(&LOCK_status,MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_error_log,MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_delayed_insert,MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_delayed_status,MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_delayed_create,MY_MUTEX_INIT_SLOW);
  (void) pthread_mutex_init(&LOCK_manager,MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_crypt,MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_bytes_sent,MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_bytes_received,MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_timezone,MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_binlog_update, MY_MUTEX_INIT_FAST);	// QQ NOT USED
  (void) pthread_mutex_init(&LOCK_slave, MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_server_id, MY_MUTEX_INIT_FAST);
  (void) pthread_mutex_init(&LOCK_user_conn, MY_MUTEX_INIT_FAST);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1579 1580 1581 1582
  (void) pthread_cond_init(&COND_thread_count,NULL);
  (void) pthread_cond_init(&COND_refresh,NULL);
  (void) pthread_cond_init(&COND_thread_cache,NULL);
  (void) pthread_cond_init(&COND_flush_thread_cache,NULL);
1583
  (void) pthread_cond_init(&COND_manager,NULL);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1584 1585
  (void) pthread_cond_init(&COND_binlog_update, NULL);
  (void) pthread_cond_init(&COND_slave_stopped, NULL);
1586
  (void) pthread_cond_init(&COND_slave_start, NULL);
1587
  init_signals();
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1588 1589 1590 1591 1592 1593 1594 1595 1596 1597 1598 1599 1600 1601 1602 1603 1604 1605 1606 1607 1608 1609 1610 1611 1612 1613 1614 1615 1616 1617 1618 1619 1620 1621 1622 1623 1624 1625

  if (set_default_charset_by_name(default_charset, MYF(MY_WME)))
    unireg_abort(1);
  charsets_list = list_charsets(MYF(MY_COMPILED_SETS|MY_CONFIG_SETS));

#ifdef HAVE_OPENSSL
  if (opt_use_ssl)
  {
    ssl_acceptor_fd = VioSSLAcceptorFd_new(opt_ssl_key, opt_ssl_cert,
					   opt_ssl_ca, opt_ssl_capath);
    if (!ssl_acceptor_fd)
      opt_use_ssl=0;
    /* having ssl_acceptor_fd!=0 signals the use of SSL */
  }
#endif /* HAVE_OPENSSL */

#ifdef HAVE_LIBWRAP
  libwrapName= my_progname+dirname_length(my_progname);
  openlog(libwrapName, LOG_PID, LOG_AUTH);
#endif

  if (!(opt_specialflag & SPECIAL_NO_PRIOR))
    my_pthread_setprio(pthread_self(),CONNECT_PRIOR);
  /* Parameter for threads created for connections */
  (void) pthread_attr_init(&connection_attrib);
  (void) pthread_attr_setdetachstate(&connection_attrib,
				     PTHREAD_CREATE_DETACHED);
  pthread_attr_setstacksize(&connection_attrib,thread_stack);

  if (!(opt_specialflag & SPECIAL_NO_PRIOR))
    my_pthread_attr_setprio(&connection_attrib,WAIT_PRIOR);
  pthread_attr_setscope(&connection_attrib, PTHREAD_SCOPE_SYSTEM);

#ifdef SET_RLIMIT_NOFILE
  /* connections and databases neads lots of files */
  {
    uint wanted_files=10+(uint) max(max_connections*5,
				    max_connections+table_cache_size*2);
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
1626 1627
    set_if_bigger(wanted_files, open_files_limit);
    // Note that some system returns 0 if we succeed here:
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1628
    uint files=set_maximum_open_files(wanted_files);
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
1629
    if (files && files < wanted_files && ! open_files_limit)
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1630
    {
1631 1632
      max_connections=	(ulong) min((files-10),max_connections);
      table_cache_size= (ulong) max((files-10-max_connections)/2,64);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1633 1634 1635 1636 1637 1638 1639 1640 1641 1642 1643 1644 1645 1646 1647 1648 1649
      DBUG_PRINT("warning",
		 ("Changed limits: max_connections: %ld  table_cache: %ld",
		  max_connections,table_cache_size));
      sql_print_error("Warning: Changed limits: max_connections: %ld  table_cache: %ld",max_connections,table_cache_size);
    }
  }
#endif
  unireg_init(opt_specialflag); /* Set up extern variabels */
  init_errmessage();		/* Read error messages from file */
  lex_init();
  item_init();
  mysys_uses_curses=0;
#ifdef USE_REGEX
  regex_init();
#endif
  select_thread=pthread_self();
  select_thread_in_use=1;
1650 1651
  if (use_temp_pool && bitmap_init(&temp_pool,1024))
    unireg_abort(1);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1652 1653 1654 1655 1656 1657 1658 1659 1660 1661 1662 1663 1664 1665 1666 1667 1668 1669 1670

  /*
  ** We have enough space for fiddling with the argv, continue
  */
  umask(((~my_umask) & 0666));
  if (my_setwd(mysql_real_data_home,MYF(MY_WME)))
  {
    unireg_abort(1);				/* purecov: inspected */
  }
  mysql_data_home[0]=FN_CURLIB;		// all paths are relative from here
  mysql_data_home[1]=0;
  server_init();
  table_cache_init();
  hostname_cache_init();
  sql_cache_init();
  randominit(&sql_rand,(ulong) start_time,(ulong) start_time/2);
  reset_floating_point_exceptions();
  init_thr_lock();

1671 1672 1673 1674
  /* Fix varibles that are base 1024*1024 */
  myisam_max_temp_length= (my_off_t) min(((ulonglong) myisam_max_sort_file_size)*1024*1024, (ulonglong) MAX_FILE_SIZE);
  myisam_max_extra_temp_length= (my_off_t) min(((ulonglong) myisam_max_extra_sort_file_size)*1024*1024, (ulonglong) MAX_FILE_SIZE);

bk@work.mysql.com's avatar
bk@work.mysql.com committed
1675 1676
  /* Setup log files */
  if (opt_log)
1677
    open_log(&mysql_log, glob_hostname, opt_logname, ".log", LOG_NORMAL);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1678
  if (opt_update_log)
1679
  {
1680
    open_log(&mysql_update_log, glob_hostname, opt_update_logname, "",
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1681
	     LOG_NEW);
1682 1683
    using_update_log=1;
  }
1684

1685 1686 1687 1688 1689 1690 1691 1692 1693 1694 1695 1696
  //make sure slave thread gets started
  // if server_id is set, valid master.info is present, and master_host has
  // not been specified
  if(server_id && !master_host)
    {
      char fname[FN_REFLEN+128];
      MY_STAT stat_area;
      fn_format(fname, master_info_file, mysql_data_home, "", 4+16+32);
      if(my_stat(fname, &stat_area, MYF(0)) && !init_master_info(&glob_mi))
        master_host = glob_mi.host;
    }

sasha@mysql.sashanet.com's avatar
sasha@mysql.sashanet.com committed
1697
  if (opt_bin_log && !server_id)
1698 1699 1700
  {
    server_id= !master_host ? 1 : 2;
    switch (server_id) {
1701
#ifdef EXTRA_DEBUG
1702 1703
    case 1:
      sql_print_error("\
1704 1705 1706
Warning: You have enabled the binary log, but you haven't set server-id:\n\
Updates will be logged to the binary log, but connections to slaves will\n\
not be accepted.");
1707
      break;
1708 1709
#endif
    case 2:
1710
      sql_print_error("\
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
1711
Warning: You should set server-id to a non-0 value if master_host is set.\n\
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
1712
The server will not act as a slave.");
1713
      break;
sasha@mysql.sashanet.com's avatar
sasha@mysql.sashanet.com committed
1714
    }
1715
  }
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1716 1717
  if (opt_bin_log)
  {
1718 1719 1720
    if (!opt_bin_logname)
    {
      char tmp[FN_REFLEN];
1721 1722 1723 1724
      /* TODO: The following should be using fn_format();  We just need to
	 first change fn_format() to cut the file name if it's too long.
      */
      strmake(tmp,glob_hostname,FN_REFLEN-5);
1725 1726 1727 1728 1729 1730
      strmov(strcend(tmp,'.'),"-bin");
      opt_bin_logname=my_strdup(tmp,MYF(MY_WME));
    }
    mysql_bin_log.set_index_file_name(opt_binlog_index_name);
    open_log(&mysql_bin_log, glob_hostname, opt_bin_logname, "-bin",
	     LOG_BIN);
1731
    using_update_log=1;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1732
  }
1733
  
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1734
  if (opt_slow_log)
1735
    open_log(&mysql_slow_log, glob_hostname, opt_slow_logname, "-slow.log",
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1736 1737 1738 1739 1740 1741
	     LOG_NORMAL);
  if (ha_init())
  {
    sql_print_error("Can't init databases");
    exit(1);
  }
1742
  ha_key_cache();
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
1743
#if defined(HAVE_MLOCKALL) && defined(MCL_CURRENT)
1744 1745 1746 1747 1748 1749 1750 1751 1752 1753 1754 1755 1756
  if (locked_in_memory && !geteuid())
  {
    if (mlockall(MCL_CURRENT))
    {
      sql_print_error("Warning: Failed to lock memory. Errno: %d\n",errno);
    }
    else
      locked_in_memory=1;
  }
#else
  locked_in_memory=0;
#endif    

1757 1758
  if (opt_myisam_log)
    (void) mi_log( 1 );
1759
  ft_init_stopwords(ft_precompiled_stopwords);       /* SerG */
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1760 1761 1762 1763 1764 1765 1766 1767 1768 1769 1770 1771 1772 1773 1774 1775 1776 1777 1778 1779 1780 1781

#ifdef __WIN__
#define MYSQL_ERR_FILE "mysql.err"
  if (!opt_console)
  {
    freopen(MYSQL_ERR_FILE,"a+",stdout);
    freopen(MYSQL_ERR_FILE,"a+",stderr);
    FreeConsole();				// Remove window
  }
#endif

  /*
    init signals & alarm
    After this we can't quit by a simple unireg_abort
  */
  error_handler_hook = my_message_sql;
  if (pthread_key_create(&THR_THD,NULL) || pthread_key_create(&THR_NET,NULL) ||
      pthread_key_create(&THR_MALLOC,NULL))
  {
    sql_print_error("Can't create thread-keys");
    exit(1);
  }
1782
  start_signal_handler();				// Creates pidfile
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1783 1784 1785 1786
  if (acl_init(opt_noacl))
  {
    select_thread_in_use=0;
    (void) pthread_kill(signal_thread,MYSQL_KILL_SIGNAL);
1787
#ifndef __WIN__
1788 1789
    if (!opt_bootstrap)
      (void) my_delete(pidfile_name,MYF(MY_WME));	// Not neaded anymore
1790
#endif
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1791 1792 1793 1794
    exit(1);
  }
  if (!opt_noacl)
    (void) grant_init();
1795 1796
  if (max_user_connections)
    init_max_user_conn();
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1797 1798 1799 1800 1801 1802 1803 1804 1805 1806 1807 1808 1809 1810 1811 1812 1813 1814 1815 1816 1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829

#ifdef HAVE_DLOPEN
  if (!opt_noacl)
    udf_init();
#endif

  if (opt_bootstrap)
  {
    int error=bootstrap(stdin);
    end_thr_alarm();				// Don't allow alarms
    unireg_abort(error ? 1 : 0);
  }
  if (opt_init_file)
  {
    if (read_init_file(opt_init_file))
    {
      end_thr_alarm();				// Don't allow alarms
      unireg_abort(1);
    }
  }
  (void) thr_setconcurrency(concurrency);	// 10 by default
#ifdef __WIN__			        //IRENA
  {
    hEventShutdown=CreateEvent(0, FALSE, FALSE, "MySqlShutdown");
    pthread_t hThread;
    if (pthread_create(&hThread,&connection_attrib,handle_shutdown,0))
      sql_print_error("Warning: Can't create thread to handle shutdown requests");

    // On "Stop Service" we have to do regular shutdown
    Service.SetShutdownEvent(hEventShutdown);
  }
#endif

1830
  if (
1831
#ifdef HAVE_BERKELEY_DB
1832
      !berkeley_skip ||
1833
#endif
1834
      (flush_time && flush_time != ~(ulong) 0L))
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1835 1836
  {
    pthread_t hThread;
1837 1838
    if (pthread_create(&hThread,&connection_attrib,handle_manager,0))
      sql_print_error("Warning: Can't create thread to manage maintenance");
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1839 1840 1841
  }

  // slave thread
1842
  if (master_host)
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1843
  {
1844
    pthread_t hThread;
1845
    if (!opt_skip_slave_start &&
1846 1847 1848 1849
       pthread_create(&hThread, &connection_attrib, handle_slave, 0))
      sql_print_error("Warning: Can't create thread to handle slave");
    else if(opt_skip_slave_start)
      init_master_info(&glob_mi);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1850
  }
1851

bk@work.mysql.com's avatar
bk@work.mysql.com committed
1852 1853 1854 1855 1856 1857 1858 1859 1860 1861 1862 1863 1864 1865 1866 1867 1868 1869 1870 1871 1872 1873 1874 1875 1876
  printf(ER(ER_READY),my_progname,server_version,"");
  fflush(stdout);

#ifdef __NT__
  if (hPipe == INVALID_HANDLE_VALUE && !have_tcpip)
  {
    sql_print_error("TCP/IP must be installed on Win98 platforms");
  }
  else
  {
    pthread_mutex_lock(&LOCK_thread_count);
    (void) pthread_cond_init(&COND_handler_count,NULL);
    {
      pthread_t hThread;
      handler_count=0;
      if ( hPipe != INVALID_HANDLE_VALUE )
      {
	handler_count++;
	if (pthread_create(&hThread,&connection_attrib,
			   handle_connections_namedpipes, 0))
	{
	  sql_print_error("Warning: Can't create thread to handle named pipes");
	  handler_count--;
	}
      }
1877
      if (have_tcpip && !opt_disable_networking)
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1878 1879 1880 1881 1882 1883 1884 1885 1886 1887 1888 1889 1890 1891 1892 1893 1894 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916
      {
	handler_count++;
	if (pthread_create(&hThread,&connection_attrib,
			   handle_connections_sockets, 0))
	{
	  sql_print_error("Warning: Can't create thread to handle named pipes");
	  handler_count--;
	}
      }
      while (handler_count > 0)
      {
	pthread_cond_wait(&COND_handler_count,&LOCK_thread_count);
      }
    }
    pthread_mutex_unlock(&LOCK_thread_count);
  }
#else
  handle_connections_sockets(0);
#ifdef EXTRA_DEBUG
  sql_print_error("Exiting main thread");
#endif
#endif /* __NT__ */

  /* (void) pthread_attr_destroy(&connection_attrib); */

  DBUG_PRINT("quit",("Exiting main thread"));

#ifndef __WIN__
#ifdef EXTRA_DEBUG
  sql_print_error("Before Lock_thread_count");
#endif
  (void) pthread_mutex_lock(&LOCK_thread_count);
  select_thread_in_use=0;			// For close_connections
  (void) pthread_cond_broadcast(&COND_thread_count);
  (void) pthread_mutex_unlock(&LOCK_thread_count);
#ifdef EXTRA_DEBUG
  sql_print_error("After lock_thread_count");
#endif
#else
monty@donna.mysql.fi's avatar
monty@donna.mysql.fi committed
1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934
  if (Service.IsNT())
  {
    if(start_mode)
    {
      if (WaitForSingleObject(hEventShutdown,INFINITE)==WAIT_OBJECT_0)
        Service.Stop();
    }
    else
    {
      Service.SetShutdownEvent(0);
      if(hEventShutdown) CloseHandle(hEventShutdown);
    }
  }
  else
  {
    Service.SetShutdownEvent(0);
    if(hEventShutdown) CloseHandle(hEventShutdown);
  }
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1935 1936 1937 1938 1939 1940 1941 1942 1943
#endif

  /* Wait until cleanup is done */
  (void) pthread_mutex_lock(&LOCK_thread_count);
  while (!ready_to_exit)
  {
    pthread_cond_wait(&COND_thread_count,&LOCK_thread_count);
  }
  (void) pthread_mutex_unlock(&LOCK_thread_count);
1944
  my_end(opt_endinfo ? MY_CHECK_ERROR | MY_GIVE_INFO : 0);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986
  exit(0);
  return(0);					/* purecov: deadcode */
}


#ifdef __WIN__
/* ------------------------------------------------------------------------
   main and thread entry function for Win32
   (all this is needed only to run mysqld as a service on WinNT)
 -------------------------------------------------------------------------- */
int mysql_service(void *p)
{
  win_main(Service.my_argc, Service.my_argv);
  return 0;
}

int main(int argc, char **argv)
{
  // check  environment variable OS
  if (Service.GetOS())	// "OS" defined; Should be NT
  {
    if (argc == 2)
    {
      if (!strcmp(argv[1],"-install") || !strcmp(argv[1],"--install"))
      {
	char path[FN_REFLEN];
	my_path(path, argv[0], "");		   // Find name in path
	fn_format(path,argv[0],path,"",1+4+16);    // Force use of full path
	if (!Service.Install(MYSQL_SERVICENAME,MYSQL_SERVICENAME,path))
	  MessageBox(NULL,"Failed to install Service",MYSQL_SERVICENAME,
		     MB_OK|MB_ICONSTOP);
	return 0;
      }
      else if (!strcmp(argv[1],"-remove") || !strcmp(argv[1],"--remove"))
      {
	Service.Remove(MYSQL_SERVICENAME);
	return 0;
      }
    }
    else if (argc == 1)		   // No arguments; start as a service
    {
      // init service
monty@donna.mysql.fi's avatar
monty@donna.mysql.fi committed
1987
      start_mode = 1;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014
      long tmp=Service.Init(MYSQL_SERVICENAME,mysql_service);
      return 0;
    }
  }

  // This is a WIN95 machine or a start of mysqld as a standalone program
  // we have to pass the arguments, in case of NT-service this will be done
  // by ServiceMain()

  Service.my_argc=argc;
  Service.my_argv=argv;
  mysql_service(NULL);
  return 0;
}
/* ------------------------------------------------------------------------ */
#endif


static int bootstrap(FILE *file)
{
  THD *thd= new THD;
  int error;
  thd->bootstrap=1;
  thd->client_capabilities=0;
  my_net_init(&thd->net,(Vio*) 0);
  thd->max_packet_length=thd->net.max_packet;
  thd->master_access= ~0;
2015
  thd->thread_id=thread_id++;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2016
  thread_count++;
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 2028 2029 2030 2031 2032 2033

  bootstrap_file=file;
  if (pthread_create(&thd->real_id,&connection_attrib,handle_bootstrap,
		     (void*) thd))
  {
    sql_print_error("Warning: Can't create thread to handle bootstrap");    
    return -1;
  }
  /* Wait for thread to die */
  (void) pthread_mutex_lock(&LOCK_thread_count);
  while (thread_count)
  {
    (void) pthread_cond_wait(&COND_thread_count,&LOCK_thread_count);
    DBUG_PRINT("quit",("One thread died (count=%u)",thread_count));
  }
  (void) pthread_mutex_unlock(&LOCK_thread_count);
  error= thd->fatal_error;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2034 2035 2036 2037 2038 2039 2040 2041 2042 2043 2044 2045 2046 2047 2048 2049 2050 2051 2052 2053 2054 2055 2056 2057 2058 2059 2060 2061 2062 2063
  net_end(&thd->net);
  delete thd;
  return error;
}

static bool read_init_file(char *file_name)
{
  FILE *file;
  DBUG_ENTER("read_init_file");
  DBUG_PRINT("enter",("name: %s",file_name));
  if (!(file=my_fopen(file_name,O_RDONLY,MYF(MY_WME))))
    return(1);
  bootstrap(file);				/* Ignore errors from this */
  (void) my_fclose(file,MYF(MY_WME));
  return 0;
}


static void create_new_thread(THD *thd)
{
  DBUG_ENTER("create_new_thread");

  NET *net=&thd->net;				// For easy ref
  net->timeout = (uint) connect_timeout;	// Timeout for read
  if (protocol_version > 9)
    net->return_errno=1;

  /* don't allow too many connections */
  if (thread_count - delayed_insert_threads >= max_connections+1 || abort_loop)
  {
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
2064
    DBUG_PRINT("error",("Too many connections"));
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2065 2066 2067 2068 2069 2070 2071 2072 2073 2074 2075 2076 2077 2078 2079 2080 2081 2082 2083 2084 2085
    close_connection(net,ER_CON_COUNT_ERROR);
    delete thd;
    DBUG_VOID_RETURN;
  }
  if (pthread_mutex_lock(&LOCK_thread_count))
  {
    DBUG_PRINT("error",("Can't lock LOCK_thread_count"));
    close_connection(net,ER_OUT_OF_RESOURCES);
    delete thd;
    DBUG_VOID_RETURN;
  }
  if (thread_count-delayed_insert_threads > max_used_connections)
    max_used_connections=thread_count-delayed_insert_threads;
  thd->thread_id=thread_id++;
  for (uint i=0; i < 8 ; i++)			// Generate password teststring
    thd->scramble[i]= (char) (rnd(&sql_rand)*94+33);
  thd->scramble[8]=0;
  thd->rand=sql_rand;
  thd->real_id=pthread_self();			// Keep purify happy

  /* Start a new thread to handle connection */
2086
#ifdef ONE_THREAD
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2087 2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 2102 2103 2104 2105 2106 2107
  if (test_flags & TEST_NO_THREADS)		// For debugging under Linux
  {
    thread_cache_size=0;			// Safety
    thread_count++;
    threads.append(thd);
    thd->real_id=pthread_self();
    (void) pthread_mutex_unlock(&LOCK_thread_count);
    handle_one_connection((void*) thd);
  }
  else
#endif
  {
    if (cached_thread_count > wake_thread)
    {
      start_cached_thread(thd);
      (void) pthread_mutex_unlock(&LOCK_thread_count);
    }
    else
    {
      int error;
      thread_count++;
2108
      thread_created++;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2109 2110 2111 2112 2113 2114 2115 2116 2117 2118 2119 2120 2121 2122 2123 2124 2125 2126 2127 2128
      threads.append(thd);
      DBUG_PRINT("info",(("creating thread %d"), thd->thread_id));
      thd->connect_time = time(NULL);
      if ((error=pthread_create(&thd->real_id,&connection_attrib,
				handle_one_connection,
				(void*) thd)))
      {
	DBUG_PRINT("error",
		   ("Can't create thread to handle request (error %d)",
		    error));
	thread_count--;
	thd->killed=1;				// Safety
	(void) pthread_mutex_unlock(&LOCK_thread_count);
	net_printf(net,ER_CANT_CREATE_THREAD,error);
	(void) pthread_mutex_lock(&LOCK_thread_count);
	close_connection(net,0,0);
	delete thd;
	(void) pthread_mutex_unlock(&LOCK_thread_count);
	DBUG_VOID_RETURN;
      }
sasha@mysql.sashanet.com's avatar
sasha@mysql.sashanet.com committed
2129 2130
      
      (void) pthread_mutex_unlock(&LOCK_thread_count);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2131 2132
    }
  }
2133
  DBUG_PRINT("info",("Thread created"));
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2134 2135 2136 2137 2138 2139 2140 2141 2142 2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180 2181 2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200 2201 2202 2203 2204 2205 2206 2207 2208 2209 2210 2211 2212 2213 2214 2215 2216 2217 2218 2219 2220 2221 2222 2223 2224 2225 2226 2227 2228 2229 2230 2231 2232 2233 2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247 2248 2249 2250 2251 2252 2253 2254 2255 2256 2257 2258 2259 2260 2261 2262 2263 2264 2265 2266 2267 2268 2269 2270 2271 2272 2273 2274 2275 2276 2277 2278 2279 2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297
  DBUG_VOID_RETURN;
}


	/* Handle new connections and spawn new process to handle them */

pthread_handler_decl(handle_connections_sockets,arg __attribute__((unused)))
{
  my_socket sock,new_sock;
  uint error_count=0;
  uint max_used_connection= (uint) (max(ip_sock,unix_sock)+1);
  fd_set readFDs,clientFDs;
  THD *thd;
  struct sockaddr_in cAddr;
  int ip_flags=0,socket_flags=0,flags;
  Vio *vio_tmp;
  DBUG_ENTER("handle_connections_sockets");

  LINT_INIT(new_sock);

  (void) my_pthread_getprio(pthread_self());		// For debugging

  FD_ZERO(&clientFDs);
  if (ip_sock != INVALID_SOCKET)
  {
    FD_SET(ip_sock,&clientFDs);
#ifdef HAVE_FCNTL
    ip_flags = fcntl(ip_sock, F_GETFL, 0);
#endif
  }
#ifdef HAVE_SYS_UN_H
  FD_SET(unix_sock,&clientFDs);
  socket_flags=fcntl(unix_sock, F_GETFL, 0);
#endif

  DBUG_PRINT("general",("Waiting for connections."));
  while (!abort_loop)
  {
    readFDs=clientFDs;
#ifdef HPUX
    if (select(max_used_connection,(int*) &readFDs,0,0,0) < 0)
      continue;
#else
    if (select((int) max_used_connection,&readFDs,0,0,0) < 0)
    {
      if (errno != EINTR)
      {
	if (!select_errors++ && !abort_loop)	/* purecov: inspected */
	  sql_print_error("mysqld: Got error %d from select",errno); /* purecov: inspected */
      }
      continue;
    }
#endif	/* HPUX */
    if (abort_loop)
      break;

    /*
    ** Is this a new connection request
    */

#ifdef HAVE_SYS_UN_H
    if (FD_ISSET(unix_sock,&readFDs))
    {
      sock = unix_sock;
      flags= socket_flags;
    }
    else
#endif
    {
      sock = ip_sock;
      flags= ip_flags;
    }

#if !defined(NO_FCNTL_NONBLOCK)
    if (!(test_flags & TEST_BLOCKING))
    {
#if defined(O_NONBLOCK)
      fcntl(sock, F_SETFL, flags | O_NONBLOCK);
#elif defined(O_NDELAY)
      fcntl(sock, F_SETFL, flags | O_NDELAY);
#endif
    }
#endif /* NO_FCNTL_NONBLOCK */
    for (uint retry=0; retry < MAX_ACCEPT_RETRY; retry++)
    {
      size_socket length=sizeof(struct sockaddr_in);
      new_sock = accept(sock, my_reinterpret_cast(struct sockaddr *) (&cAddr),
			&length);
      if (new_sock != INVALID_SOCKET || (errno != EINTR && errno != EAGAIN))
	break;
#if !defined(NO_FCNTL_NONBLOCK)
      if (!(test_flags & TEST_BLOCKING))
      {
	if (retry == MAX_ACCEPT_RETRY - 1)
	  fcntl(sock, F_SETFL, flags);		// Try without O_NONBLOCK
      }
#endif
    }
#if !defined(NO_FCNTL_NONBLOCK)
    if (!(test_flags & TEST_BLOCKING))
      fcntl(sock, F_SETFL, flags);
#endif
    if (new_sock < 0)
    {
      if ((error_count++ & 255) == 0)		// This can happen often
	sql_perror("Error in accept");
      if (errno == ENFILE || errno == EMFILE)
	sleep(1);				// Give other threads some time
      continue;
    }

#ifdef HAVE_LIBWRAP
    {
      if (sock == ip_sock)
      {
	struct request_info req;
	signal(SIGCHLD, SIG_DFL);
	request_init(&req, RQ_DAEMON, libwrapName, RQ_FILE, new_sock, NULL);
	fromhost(&req);
	if (!hosts_access(&req))
	{
	  // This may be stupid but refuse() includes an exit(0)
	  // which we surely don't want...
	  // clean_exit() - same stupid thing ...
	  syslog(deny_severity, "refused connect from %s", eval_client(&req));
	  if (req.sink)
	    ((void (*)(int))req.sink)(req.fd);

	  // C++ sucks (the gibberish in front just translates the supplied
	  // sink function pointer in the req structure from a void (*sink)();
	  // to a void(*sink)(int) if you omit the cast, the C++ compiler
	  // will cry...

	  (void) shutdown(new_sock,2);  // This looks fine to me...
	  (void) closesocket(new_sock);
	  continue;
	}
      }
    }
#endif /* HAVE_LIBWRAP */

    {
      size_socket dummyLen;
      struct sockaddr dummy;
      dummyLen = sizeof(struct sockaddr);
      if (getsockname(new_sock,&dummy, &dummyLen) < 0)
      {
	sql_perror("Error on new connection socket");
	(void) shutdown(new_sock,2);
	(void) closesocket(new_sock);
	continue;
      }
    }

    /*
    ** Don't allow too many connections
    */

    if (!(thd= new THD))
    {
      (void) shutdown(new_sock,2); VOID(closesocket(new_sock));
      continue;
    }
    if (!(vio_tmp=vio_new(new_sock,
2298
			  sock == unix_sock ? VIO_TYPE_SOCKET :
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2299
			  VIO_TYPE_TCPIP,
2300
			  sock == unix_sock)) ||
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2301 2302 2303 2304 2305 2306 2307 2308 2309 2310 2311 2312 2313
	my_net_init(&thd->net,vio_tmp))
    {
      if (vio_tmp)
	vio_delete(vio_tmp);
      else
      {
	(void) shutdown(new_sock,2);
	(void) closesocket(new_sock);
      }
      delete thd;
      continue;
    }
    if (sock == unix_sock)
2314
      thd->host=(char*) localhost;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2315 2316 2317 2318 2319 2320 2321
    create_new_thread(thd);
  }

#ifdef __NT__
  pthread_mutex_lock(&LOCK_thread_count);
  handler_count--;
  pthread_mutex_unlock(&LOCK_thread_count);
2322
  pthread_cond_signal(&COND_handler_count);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2323 2324 2325 2326 2327 2328 2329 2330 2331 2332 2333 2334 2335 2336 2337 2338 2339 2340 2341 2342 2343 2344 2345 2346 2347 2348 2349 2350 2351 2352 2353 2354 2355 2356 2357 2358 2359 2360 2361 2362 2363 2364 2365 2366 2367 2368 2369 2370 2371 2372 2373 2374 2375 2376 2377 2378 2379 2380 2381 2382 2383 2384 2385 2386 2387 2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398
#endif
  DBUG_RETURN(0);
}


#ifdef __NT__
pthread_handler_decl(handle_connections_namedpipes,arg)
{
  HANDLE hConnectedPipe;
  BOOL fConnected;
  THD *thd;
  my_thread_init();
  DBUG_ENTER("handle_connections_namedpipes");
  (void) my_pthread_getprio(pthread_self());		// For debugging

  DBUG_PRINT("general",("Waiting for named pipe connections."));
  while (!abort_loop)
  {
    /* wait for named pipe connection */
    fConnected = ConnectNamedPipe( hPipe, NULL );
    if (abort_loop)
      break;
    if ( !fConnected )
      fConnected = GetLastError() == ERROR_PIPE_CONNECTED;
    if ( !fConnected )
    {
      CloseHandle( hPipe );
      if ((hPipe = CreateNamedPipe(szPipeName,
				   PIPE_ACCESS_DUPLEX,
				   PIPE_TYPE_BYTE |
				   PIPE_READMODE_BYTE |
				   PIPE_WAIT,
				   PIPE_UNLIMITED_INSTANCES,
				   (int) net_buffer_length,
				   (int) net_buffer_length,
				   NMPWAIT_USE_DEFAULT_WAIT,
				   &saPipeSecurity )) ==
	  INVALID_HANDLE_VALUE )
      {
	sql_perror("Can't create new named pipe!");
	break;					// Abort
      }
    }
    hConnectedPipe = hPipe;
    /* create new pipe for new connection */
    if ((hPipe = CreateNamedPipe(szPipeName,
				 PIPE_ACCESS_DUPLEX,
				 PIPE_TYPE_BYTE |
				 PIPE_READMODE_BYTE |
				 PIPE_WAIT,
				 PIPE_UNLIMITED_INSTANCES,
				 (int) net_buffer_length,
				 (int) net_buffer_length,
				 NMPWAIT_USE_DEFAULT_WAIT,
				 &saPipeSecurity)) ==
	INVALID_HANDLE_VALUE)
    {
      sql_perror("Can't create new named pipe!");
      hPipe=hConnectedPipe;
      continue;					// We have to try again
    }

    if ( !(thd = new THD))
    {
      DisconnectNamedPipe( hConnectedPipe );
      CloseHandle( hConnectedPipe );
      continue;
    }
    if (!(thd->net.vio = vio_new_win32pipe(hConnectedPipe)) ||
	my_net_init(&thd->net, thd->net.vio))
    {
      close_connection(&thd->net,ER_OUT_OF_RESOURCES);
      delete thd;
      continue;
    }
    /* host name is unknown */
2399
    thd->host = my_strdup(localhost,MYF(0)); /* Host is unknown */
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415
    create_new_thread(thd);
  }

  pthread_mutex_lock(&LOCK_thread_count);
  handler_count--;
  pthread_cond_signal(&COND_handler_count);
  pthread_mutex_unlock(&LOCK_thread_count);
  DBUG_RETURN(0);
}
#endif /* __NT__ */


/******************************************************************************
** handle start options
******************************************************************************/

2416
enum options {
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
2417 2418 2419 2420 2421 2422 2423 2424 2425 2426 2427 2428 2429 2430 2431 2432 2433 2434 2435 2436 2437 2438 2439 2440 2441 2442 2443 2444 2445 2446 2447 2448 2449 2450 2451
               OPT_ISAM_LOG=256,            OPT_SKIP_NEW, 
               OPT_SKIP_GRANT,              OPT_SKIP_LOCK, 
               OPT_ENABLE_LOCK,             OPT_USE_LOCKING,
               OPT_SOCKET,                  OPT_UPDATE_LOG, 
               OPT_BIN_LOG,                 OPT_SKIP_RESOLVE, 
               OPT_SKIP_NETWORKING,         OPT_BIN_LOG_INDEX,
               OPT_BIND_ADDRESS,            OPT_PID_FILE,
               OPT_SKIP_PRIOR,              OPT_BIG_TABLES,    
               OPT_STANDALONE,              OPT_ONE_THREAD,
               OPT_CONSOLE,                 OPT_LOW_PRIORITY_UPDATES,
               OPT_SKIP_HOST_CACHE,         OPT_LONG_FORMAT,   
               OPT_FLUSH,                   OPT_SAFE, 
               OPT_BOOTSTRAP,               OPT_SKIP_SHOW_DB,
               OPT_TABLE_TYPE,              OPT_INIT_FILE,   
               OPT_DELAY_KEY_WRITE,         OPT_SLOW_QUERY_LOG, 
               OPT_SKIP_DELAY_KEY_WRITE,    OPT_CHARSETS_DIR,
               OPT_BDB_HOME,                OPT_BDB_LOG,  
               OPT_BDB_TMP,                 OPT_BDB_NOSYNC,
               OPT_BDB_LOCK,                OPT_BDB_SKIP, 
               OPT_BDB_NO_RECOVER,	    OPT_BDB_SHARED,
	       OPT_MASTER_HOST,             OPT_MASTER_USER,
               OPT_MASTER_PASSWORD,         OPT_MASTER_PORT,
               OPT_MASTER_INFO_FILE,        OPT_MASTER_CONNECT_RETRY,
               OPT_SQL_BIN_UPDATE_SAME,     OPT_REPLICATE_DO_DB,      
               OPT_REPLICATE_IGNORE_DB,     OPT_LOG_SLAVE_UPDATES,
               OPT_BINLOG_DO_DB,            OPT_BINLOG_IGNORE_DB,
               OPT_WANT_CORE,               OPT_SKIP_CONCURRENT_INSERT,
               OPT_MEMLOCK,                 OPT_MYISAM_RECOVER,
               OPT_REPLICATE_REWRITE_DB,    OPT_SERVER_ID, 
               OPT_SKIP_SLAVE_START,        OPT_SKIP_INNOBASE,
               OPT_SAFEMALLOC_MEM_LIMIT,    OPT_REPLICATE_DO_TABLE, 
               OPT_REPLICATE_IGNORE_TABLE,  OPT_REPLICATE_WILD_DO_TABLE, 
               OPT_REPLICATE_WILD_IGNORE_TABLE, 
               OPT_DISCONNECT_SLAVE_EVENT_COUNT, 
               OPT_ABORT_SLAVE_EVENT_COUNT,
2452 2453 2454 2455 2456 2457
	       OPT_INNODB_DATA_HOME_DIR,
               OPT_INNODB_DATA_FILE_PATH,
	       OPT_INNODB_LOG_GROUP_HOME_DIR, 
               OPT_INNODB_LOG_ARCH_DIR, 
               OPT_INNODB_LOG_ARCHIVE, 
               OPT_INNODB_FLUSH_LOG_AT_TRX_COMMIT, 
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
2458
               OPT_SAFE_SHOW_DB,
2459
	       OPT_GEMINI_SKIP, OPT_INNODB_SKIP,
2460 2461
               OPT_TEMP_POOL, OPT_TX_ISOLATION,
	       OPT_GEMINI_FLUSH_LOG, OPT_GEMINI_RECOVER,
2462 2463
               OPT_GEMINI_UNBUFFERED_IO, OPT_SKIP_SAFEMALLOC,
	       OPT_SKIP_STACK_TRACE
2464 2465 2466 2467 2468
};

static struct option long_options[] = {
  {"ansi",                  no_argument,       0, 'a'},
  {"basedir",               required_argument, 0, 'b'},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2469
#ifdef HAVE_BERKELEY_DB
2470 2471 2472
  {"bdb-home",              required_argument, 0, (int) OPT_BDB_HOME},
  {"bdb-lock-detect",       required_argument, 0, (int) OPT_BDB_LOCK},
  {"bdb-logdir",            required_argument, 0, (int) OPT_BDB_LOG},
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
2473
  {"bdb-no-recover",        no_argument,       0, (int) OPT_BDB_NO_RECOVER},
2474
  {"bdb-no-sync",           no_argument,       0, (int) OPT_BDB_NOSYNC},
2475
  {"bdb-shared-data",       no_argument,       0, (int) OPT_BDB_SHARED},
2476 2477 2478 2479 2480 2481 2482
  {"bdb-tmpdir",            required_argument, 0, (int) OPT_BDB_TMP},
#endif
  {"big-tables",            no_argument,       0, (int) OPT_BIG_TABLES},
  {"binlog-do-db",          required_argument, 0, (int) OPT_BINLOG_DO_DB},
  {"binlog-ignore-db",      required_argument, 0, (int) OPT_BINLOG_IGNORE_DB},
  {"bind-address",          required_argument, 0, (int) OPT_BIND_ADDRESS},
  {"bootstrap",             no_argument,       0, (int) OPT_BOOTSTRAP},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2483
#ifdef __WIN__
2484
  {"console",               no_argument,       0, (int) OPT_CONSOLE},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2485
#endif
2486 2487 2488 2489
  {"core-file",             no_argument,       0, (int) OPT_WANT_CORE},
  {"chroot",                required_argument, 0, 'r'},
  {"character-sets-dir",    required_argument, 0, (int) OPT_CHARSETS_DIR},
  {"datadir",               required_argument, 0, 'h'},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2490
#ifndef DBUG_OFF
2491
  {"debug",                 optional_argument, 0, '#'},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2492
#endif
2493 2494
  {"default-character-set", required_argument, 0, 'C'},
  {"default-table-type",    required_argument, 0, (int) OPT_TABLE_TYPE},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2495
  {"delay-key-write-for-all-tables",
2496 2497 2498 2499
                            no_argument,       0, (int) OPT_DELAY_KEY_WRITE},
  {"enable-locking",        no_argument,       0, (int) OPT_ENABLE_LOCK},
  {"exit-info",             optional_argument, 0, 'T'},
  {"flush",                 no_argument,       0, (int) OPT_FLUSH},
2500 2501 2502 2503 2504
#ifdef HAVE_GEMINI_DB
  {"gemini-flush-log-at-commit",no_argument,   0, (int) OPT_GEMINI_FLUSH_LOG},
  {"gemini-recovery",	    required_argument, 0, (int) OPT_GEMINI_RECOVER},
  {"gemini-unbuffered-io",  no_argument,       0, (int) OPT_GEMINI_UNBUFFERED_IO},
#endif
2505 2506
  /* We must always support this option to make scripts like mysqltest easier
     to do */
2507 2508
  {"innodb_data_file_path", required_argument, 0,
     OPT_INNODB_DATA_FILE_PATH},
2509
#ifdef HAVE_INNOBASE_DB
2510 2511 2512 2513 2514 2515 2516 2517 2518 2519
  {"innodb_data_home_dir", required_argument, 0,
     OPT_INNODB_DATA_HOME_DIR},
  {"innodb_log_group_home_dir", required_argument, 0,
    OPT_INNODB_LOG_GROUP_HOME_DIR},
  {"innodb_log_arch_dir", required_argument, 0,
    OPT_INNODB_LOG_ARCH_DIR},
  {"innodb_log_archive", optional_argument, 0,
     OPT_INNODB_LOG_ARCHIVE},
  {"innodb_flush_log_at_trx_commit", optional_argument, 0,
     OPT_INNODB_FLUSH_LOG_AT_TRX_COMMIT},
2520
#endif
2521 2522 2523 2524 2525
  {"help",                  no_argument,       0, '?'},
  {"init-file",             required_argument, 0, (int) OPT_INIT_FILE},
  {"log",                   optional_argument, 0, 'l'},
  {"language",              required_argument, 0, 'L'},
  {"log-bin",               optional_argument, 0, (int) OPT_BIN_LOG},
2526
  {"log-bin-index",         required_argument, 0, (int) OPT_BIN_LOG_INDEX},
2527 2528 2529 2530 2531 2532 2533 2534 2535 2536 2537 2538
  {"log-isam",              optional_argument, 0, (int) OPT_ISAM_LOG},
  {"log-update",            optional_argument, 0, (int) OPT_UPDATE_LOG},
  {"log-slow-queries",      optional_argument, 0, (int) OPT_SLOW_QUERY_LOG},
  {"log-long-format",       no_argument,       0, (int) OPT_LONG_FORMAT},
  {"log-slave-updates",     no_argument,       0, (int) OPT_LOG_SLAVE_UPDATES},
  {"low-priority-updates",  no_argument,       0, (int) OPT_LOW_PRIORITY_UPDATES},
  {"master-host",           required_argument, 0, (int) OPT_MASTER_HOST},
  {"master-user",           required_argument, 0, (int) OPT_MASTER_USER},
  {"master-password",       required_argument, 0, (int) OPT_MASTER_PASSWORD},
  {"master-port",           required_argument, 0, (int) OPT_MASTER_PORT},
  {"master-connect-retry",  required_argument, 0, (int) OPT_MASTER_CONNECT_RETRY},
  {"master-info-file",      required_argument, 0, (int) OPT_MASTER_INFO_FILE},
2539
  {"myisam-recover",	    optional_argument, 0, (int) OPT_MYISAM_RECOVER},
2540
  {"memlock",		    no_argument,       0, (int) OPT_MEMLOCK},
2541 2542 2543 2544
    // needs to be available for the test case to pass in non-debugging mode
    // is a no-op
  {"disconnect-slave-event-count",      required_argument, 0,
     (int) OPT_DISCONNECT_SLAVE_EVENT_COUNT},
2545 2546
  {"abort-slave-event-count",      required_argument, 0,
     (int) OPT_ABORT_SLAVE_EVENT_COUNT},
2547 2548 2549 2550
#if !defined(DBUG_OFF) && defined(SAFEMALLOC)
  {"safemalloc-mem-limit",  required_argument, 0, (int)
     OPT_SAFEMALLOC_MEM_LIMIT},
#endif    
2551 2552
  {"new",                   no_argument,       0, 'n'},
  {"old-protocol",          no_argument,       0, 'o'},
2553
#ifdef ONE_THREAD
2554 2555 2556 2557 2558
  {"one-thread",            no_argument,       0, (int) OPT_ONE_THREAD},
#endif
  {"pid-file",              required_argument, 0, (int) OPT_PID_FILE},
  {"port",                  required_argument, 0, 'P'},
  {"replicate-do-db",       required_argument, 0, (int) OPT_REPLICATE_DO_DB},
2559 2560
  {"replicate-do-table",       required_argument, 0,
   (int) OPT_REPLICATE_DO_TABLE},
2561
  {"replicate-wild-do-table",       required_argument, 0,
2562
   (int) OPT_REPLICATE_WILD_DO_TABLE},
2563 2564 2565 2566
  {"replicate-ignore-db",   required_argument, 0,
   (int) OPT_REPLICATE_IGNORE_DB},
  {"replicate-ignore-table",   required_argument, 0,
   (int) OPT_REPLICATE_IGNORE_TABLE},
2567
  {"replicate-wild-ignore-table",   required_argument, 0,
2568
   (int) OPT_REPLICATE_WILD_IGNORE_TABLE},
2569 2570
  {"replicate-rewrite-db",   required_argument, 0,
     (int) OPT_REPLICATE_REWRITE_DB},
2571
  {"safe-mode",             no_argument,       0, (int) OPT_SAFE},
2572
  {"safe-show-database",    no_argument,       0, (int) OPT_SAFE_SHOW_DB},
2573
  {"socket",                required_argument, 0, (int) OPT_SOCKET},
2574
  {"server-id",		    required_argument, 0, (int) OPT_SERVER_ID},
2575 2576
  {"set-variable",          required_argument, 0, 'O'},
  {"skip-bdb",              no_argument,       0, (int) OPT_BDB_SKIP},
2577
  {"skip-innodb",           no_argument,       0, (int) OPT_INNODB_SKIP},
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
2578
  {"skip-gemini",           no_argument,       0, (int) OPT_GEMINI_SKIP},
2579
  {"skip-concurrent-insert", no_argument,      0, (int) OPT_SKIP_CONCURRENT_INSERT},
2580 2581 2582 2583 2584
  {"skip-delay-key-write",  no_argument,       0, (int) OPT_SKIP_DELAY_KEY_WRITE},
  {"skip-grant-tables",     no_argument,       0, (int) OPT_SKIP_GRANT},
  {"skip-locking",          no_argument,       0, (int) OPT_SKIP_LOCK},
  {"skip-host-cache",       no_argument,       0, (int) OPT_SKIP_HOST_CACHE},
  {"skip-name-resolve",     no_argument,       0, (int) OPT_SKIP_RESOLVE},
2585
  {"skip-networking",       no_argument,       0, (int) OPT_SKIP_NETWORKING},
2586
  {"skip-new",              no_argument,       0, (int) OPT_SKIP_NEW},
2587
  {"skip-safemalloc",	    no_argument,       0, (int) OPT_SKIP_SAFEMALLOC},
2588
  {"skip-show-database",    no_argument,       0, (int) OPT_SKIP_SHOW_DB},
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
2589
  {"skip-slave-start",      no_argument,       0, (int) OPT_SKIP_SLAVE_START},
2590
  {"skip-stack-trace",	    no_argument,       0, (int) OPT_SKIP_STACK_TRACE},
2591 2592
  {"skip-thread-priority",  no_argument,       0, (int) OPT_SKIP_PRIOR},
  {"sql-bin-update-same",   no_argument,       0, (int) OPT_SQL_BIN_UPDATE_SAME},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2593 2594
#include "sslopt-longopts.h"
#ifdef __WIN__
2595
  {"standalone",            no_argument,       0, (int) OPT_STANDALONE},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2596
#endif
monty@tik.mysql.fi's avatar
monty@tik.mysql.fi committed
2597
  {"transaction-isolation", required_argument, 0, (int) OPT_TX_ISOLATION},
2598
  {"temp-pool",             no_argument,       0, (int) OPT_TEMP_POOL},
2599 2600
  {"tmpdir",                required_argument, 0, 't'},
  {"use-locking",           no_argument,       0, (int) OPT_USE_LOCKING},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2601
#ifdef USE_SYMDIR
2602
  {"use-symbolic-links",    no_argument,       0, 's'},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2603
#endif
2604 2605
  {"user",                  required_argument, 0, 'u'},
  {"version",               no_argument,       0, 'V'},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2606 2607 2608 2609
  {0, 0, 0, 0}
};

CHANGEABLE_VAR changeable_vars[] = {
2610 2611
  { "back_log",                (long*) &back_log, 
      50, 1, 65535, 0, 1 },
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2612
#ifdef HAVE_BERKELEY_DB
2613 2614
  { "bdb_cache_size",          (long*) &berkeley_cache_size, 
      KEY_CACHE_SIZE, 20*1024, (long) ~0, 0, IO_SIZE },
2615 2616
  {"bdb_log_buffer_size",      (long*) &berkeley_log_buffer_size, 0, 256*1024L,
     ~0L, 0, 1024},
2617
  { "bdb_max_lock",            (long*) &berkeley_max_lock, 
2618
      10000, 0, (long) ~0, 0, 1 },
2619 2620
    /* QQ: The following should be removed soon! */
  { "bdb_lock_max",            (long*) &berkeley_max_lock, 
2621
      10000, 0, (long) ~0, 0, 1 },
2622
#endif
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
2623
  { "binlog_cache_size",       (long*) &binlog_cache_size,
2624
      32*1024L, IO_SIZE, ~0L, 0, IO_SIZE },
2625 2626
  { "connect_timeout",         (long*) &connect_timeout,
      CONNECT_TIMEOUT, 2, 65535, 0, 1 },
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
2627
  { "delayed_insert_timeout",  (long*) &delayed_insert_timeout, 
2628 2629 2630 2631 2632 2633 2634
      DELAYED_WAIT_TIMEOUT, 1, ~0L, 0, 1 },
  { "delayed_insert_limit",    (long*) &delayed_insert_limit, 
      DELAYED_LIMIT, 1, ~0L, 0, 1 },
  { "delayed_queue_size",      (long*) &delayed_queue_size,
      DELAYED_QUEUE_SIZE, 1, ~0L, 0, 1 },
  { "flush_time",              (long*) &flush_time,
      FLUSH_TIME, 0, ~0L, 0, 1 },
2635 2636 2637 2638 2639 2640 2641 2642 2643 2644 2645 2646 2647 2648 2649 2650
#ifdef HAVE_GEMINI_DB
  { "gemini_buffer_cache",     (long*) &gemini_buffer_cache,
      128 * 8192, 16, LONG_MAX, 0, 1 },
  { "gemini_connection_limit", (long*) &gemini_connection_limit,
      100, 10, LONG_MAX, 0, 1 },
  { "gemini_io_threads",       (long*) &gemini_io_threads,
      2, 0, 256, 0, 1 },
  { "gemini_log_cluster_size", (long*) &gemini_log_cluster_size,
      256 * 1024, 16 * 1024, LONG_MAX, 0, 1 },
  { "gemini_lock_table_size",  (long*) &gemini_locktablesize,
      4096, 1024, LONG_MAX, 0, 1 },
  { "gemini_lock_wait_timeout",(long*) &gemini_lock_wait_timeout,
      10, 1, LONG_MAX, 0, 1 },
  { "gemini_spin_retries",     (long*) &gemini_spin_retries,
      1, 0, LONG_MAX, 0, 1 },
#endif
2651
#ifdef HAVE_INNOBASE_DB
2652
  {"innodb_mirrored_log_groups",
2653
   (long*) &innobase_mirrored_log_groups, 1, 1, 10, 0, 1},
2654
  {"innodb_log_files_in_group",
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
2655
     (long*) &innobase_log_files_in_group, 2, 2, 100, 0, 1},
2656
  {"innodb_log_file_size",
2657 2658
     (long*) &innobase_log_file_size, 5*1024*1024L, 1*1024*1024L,
     ~0L, 0, 1024*1024L},
2659
  {"innodb_log_buffer_size",
2660 2661
     (long*) &innobase_log_buffer_size, 1024*1024L, 256*1024L,
     ~0L, 0, 1024},
2662
  {"innodb_buffer_pool_size",
2663 2664
     (long*) &innobase_buffer_pool_size, 8*1024*1024L, 1024*1024L,
     ~0L, 0, 1024*1024L},
2665
  {"innodb_additional_mem_pool_size",
2666 2667
   (long*) &innobase_additional_mem_pool_size, 1*1024*1024L, 512*1024L,
     ~0L, 0, 1024},
2668
  {"innodb_file_io_threads",
2669
     (long*) &innobase_file_io_threads, 9, 4, 64, 0, 1},
2670
  {"innodb_lock_wait_timeout",
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
2671 2672
     (long*) &innobase_lock_wait_timeout, 1024 * 1024 * 1024, 1,
						1024 * 1024 * 1024, 0, 1},
2673
#endif
2674 2675 2676 2677 2678 2679 2680 2681 2682 2683 2684
  { "interactive_timeout",     (long*) &net_interactive_timeout,
      NET_WAIT_TIMEOUT, 1, 31*24*60*60, 0, 1 },
  { "join_buffer_size",        (long*) &join_buff_size,
      128*1024L, IO_SIZE*2+MALLOC_OVERHEAD, ~0L, MALLOC_OVERHEAD, IO_SIZE },
  { "key_buffer_size",         (long*) &keybuff_size,
      KEY_CACHE_SIZE, MALLOC_OVERHEAD, (long) ~0, MALLOC_OVERHEAD, IO_SIZE },
  { "long_query_time",         (long*) &long_query_time,
      10, 1, ~0L, 0, 1 },
  { "lower_case_table_names",  (long*) &lower_case_table_names,
      IF_WIN(1,0), 0, 1, 0, 1 },
  { "max_allowed_packet",      (long*) &max_allowed_packet,
2685
      1024*1024L, 80, 64*1024*1024L, MALLOC_OVERHEAD, 1024 },
2686 2687
  { "max_binlog_cache_size",   (long*) &max_binlog_cache_size,
      ~0L, IO_SIZE, ~0L, 0, IO_SIZE },
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
2688
  { "max_binlog_size",         (long*) &max_binlog_size,
2689
      1024*1024L*1024L, 1024, 1024*1024L*1024L, 0, 1 },
2690 2691 2692 2693 2694 2695 2696 2697 2698 2699 2700 2701 2702 2703
  { "max_connections",         (long*) &max_connections,
      100, 1, 16384, 0, 1 },
  { "max_connect_errors",      (long*) &max_connect_errors,
      MAX_CONNECT_ERRORS, 1, ~0L, 0, 1 },
  { "max_delayed_threads",     (long*) &max_insert_delayed_threads,
      20, 1, 16384, 0, 1 },
  { "max_heap_table_size",     (long*) &max_heap_table_size,
      16*1024*1024L, 16384, ~0L, MALLOC_OVERHEAD, 1024 },
  { "max_join_size",           (long*) &max_join_size,
      ~0L, 1, ~0L, 0, 1 },
  { "max_sort_length",         (long*) &max_item_sort_length,
      1024, 4, 8192*1024L, 0, 1 },
  { "max_tmp_tables",          (long*) &max_tmp_tables,
      32, 1, ~0L, 0, 1 },
2704
  { "max_user_connections",    (long*) &max_user_connections,
2705
      0, 1, ~0L, 0, 1 },
2706 2707 2708 2709
  { "max_write_lock_count",    (long*) &max_write_lock_count,
      ~0L, 1, ~0L, 0, 1 },
  { "myisam_sort_buffer_size", (long*) &myisam_sort_buffer_size,
      8192*1024, 4, ~0L, 0, 1 },
2710 2711 2712 2713 2714
  { "myisam_max_extra_sort_file_size",
    (long*) &myisam_max_extra_sort_file_size,
    (long) (MI_MAX_TEMP_LENGTH/(1024L*1024L)), 0, ~0L, 0, 1 },
  { "myisam_max_sort_file_size", (long*) &myisam_max_sort_file_size,
    (long) (LONG_MAX/(1024L*1024L)), 0, ~0L, 0, 1 },
2715 2716 2717 2718 2719 2720 2721 2722
  { "net_buffer_length",       (long*) &net_buffer_length,
      16384, 1024, 1024*1024L, MALLOC_OVERHEAD, 1024 },
  { "net_retry_count",         (long*) &mysqld_net_retry_count,
      MYSQLD_NET_RETRY_COUNT, 1, ~0L, 0, 1 },
  { "net_read_timeout",        (long*) &net_read_timeout, 
      NET_READ_TIMEOUT, 1, 65535, 0, 1 },
  { "net_write_timeout",       (long*) &net_write_timeout,
      NET_WRITE_TIMEOUT, 1, 65535, 0, 1 },
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
2723 2724
  { "open_files_limit",        (long*) &open_files_limit,
      0, 0, 65535, 0, 1},
2725 2726 2727 2728 2729 2730 2731 2732 2733 2734 2735 2736 2737
  { "query_buffer_size",       (long*) &query_buff_size,
      0, MALLOC_OVERHEAD, (long) ~0, MALLOC_OVERHEAD, IO_SIZE },
  { "record_buffer",           (long*) &my_default_record_cache_size,
      128*1024L, IO_SIZE*2+MALLOC_OVERHEAD, ~0L, MALLOC_OVERHEAD, IO_SIZE },
  { "slow_launch_time",        (long*) &slow_launch_time, 
      2L, 0L, ~0L, 0, 1 },
  { "sort_buffer",             (long*) &sortbuff_size,
      MAX_SORT_MEMORY, MIN_SORT_MEMORY+MALLOC_OVERHEAD*2, ~0L, MALLOC_OVERHEAD, 1 },
  { "table_cache",             (long*) &table_cache_size,
      64, 1, 16384, 0, 1 },
  { "thread_concurrency",      (long*) &concurrency,
      DEFAULT_CONCURRENCY, 1, 512, 0, 1 },
  { "thread_cache_size",       (long*) &thread_cache_size,
2738
      0, 0, 16384, 0, 1 },
2739
  { "tmp_table_size",          (long*) &tmp_table_size,
2740
    32*1024*1024L, 1024, ~0L, 0, 1 },
2741
  { "thread_stack",            (long*) &thread_stack,
monty@donna.mysql.com's avatar
Merge  
monty@donna.mysql.com committed
2742
      DEFAULT_THREAD_STACK, 1024*32, ~0L, 0, 1024 },
2743 2744 2745 2746
  { "wait_timeout",            (long*) &net_wait_timeout,
      NET_WAIT_TIMEOUT, 1, ~0L, 0, 1 },
  { NullS, (long*) 0, 0, 0, 0, 0, 0}
};
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2747 2748 2749


struct show_var_st init_vars[]= {
2750 2751 2752
  {"ansi_mode",               (char*) &opt_ansi_mode,               SHOW_BOOL},
  {"back_log",                (char*) &back_log,                    SHOW_LONG},
  {"basedir",                 mysql_home,                           SHOW_CHAR},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2753
#ifdef HAVE_BERKELEY_DB
2754
  {"bdb_cache_size",          (char*) &berkeley_cache_size,         SHOW_LONG},
2755
  {"bdb_log_buffer_size",     (char*) &berkeley_log_buffer_size,    SHOW_LONG},
2756
  {"bdb_home",                (char*) &berkeley_home,               SHOW_CHAR_PTR},
2757
  {"bdb_max_lock",            (char*) &berkeley_max_lock,	    SHOW_LONG},
2758
  {"bdb_logdir",              (char*) &berkeley_logdir,             SHOW_CHAR_PTR},
2759
  {"bdb_shared_data",	      (char*) &berkeley_shared_data,	    SHOW_BOOL},
2760
  {"bdb_tmpdir",              (char*) &berkeley_tmpdir,             SHOW_CHAR_PTR},
2761
  {"bdb_version",             (char*) DB_VERSION_STRING,            SHOW_CHAR},
2762
#endif
2763
  {"binlog_cache_size",       (char*) &binlog_cache_size,	    SHOW_LONG},
2764 2765 2766
  {"character_set",           default_charset,                      SHOW_CHAR},
  {"character_sets",          (char*) &charsets_list,               SHOW_CHAR_PTR},
  {"concurrent_insert",       (char*) &myisam_concurrent_insert,    SHOW_MY_BOOL},
2767
  {"connect_timeout",         (char*) &connect_timeout,             SHOW_LONG},
2768 2769 2770 2771 2772 2773 2774
  {"datadir",                 mysql_real_data_home,                 SHOW_CHAR},
  {"delay_key_write",         (char*) &myisam_delay_key_write,      SHOW_MY_BOOL},
  {"delayed_insert_limit",    (char*) &delayed_insert_limit,        SHOW_LONG},
  {"delayed_insert_timeout",  (char*) &delayed_insert_timeout,      SHOW_LONG},
  {"delayed_queue_size",      (char*) &delayed_queue_size,          SHOW_LONG},
  {"flush",                   (char*) &myisam_flush,                SHOW_MY_BOOL},
  {"flush_time",              (char*) &flush_time,                  SHOW_LONG},
2775 2776 2777 2778 2779 2780 2781 2782 2783 2784
#ifdef HAVE_GEMINI_DB
  {"gemini_buffer_cache",     (char*) &gemini_buffer_cache,         SHOW_LONG},
  {"gemini_connection_limit", (char*) &gemini_connection_limit,     SHOW_LONG},
  {"gemini_io_threads",       (char*) &gemini_io_threads,           SHOW_LONG},
  {"gemini_log_cluster_size", (char*) &gemini_log_cluster_size,     SHOW_LONG}, 
  {"gemini_lock_table_size",  (char*) &gemini_locktablesize,        SHOW_LONG}, 
  {"gemini_lock_wait_timeout",(char*) &gemini_lock_wait_timeout,    SHOW_LONG}, 
  {"gemini_recovery_options", (char*) &gemini_recovery_options_str, SHOW_CHAR_PTR},
  {"gemini_spin_retries",     (char*) &gemini_spin_retries,         SHOW_LONG},
#endif
2785
  {"have_bdb",		      (char*) &have_berkeley_db,	    SHOW_HAVE},
2786
  {"have_gemini",	      (char*) &have_gemini,		    SHOW_HAVE},
2787
  {"have_innodb",	      (char*) &have_innodb,		    SHOW_HAVE},
2788
  {"have_isam",	      	      (char*) &have_isam,		    SHOW_HAVE},
2789 2790
  {"have_raid",		      (char*) &have_raid,		    SHOW_HAVE},
  {"have_ssl",		      (char*) &have_ssl,		    SHOW_HAVE},
2791
  {"init_file",               (char*) &opt_init_file,               SHOW_CHAR_PTR},
2792
#ifdef HAVE_INNOBASE_DB
2793 2794 2795 2796 2797 2798
  {"innodb_data_file_path", (char*) &innobase_data_file_path,	    SHOW_CHAR_PTR},
  {"innodb_data_home_dir",  (char*) &innobase_data_home_dir,	    SHOW_CHAR_PTR},
  {"innodb_flush_log_at_trx_commit", (char*) &innobase_flush_log_at_trx_commit, SHOW_MY_BOOL},
  {"innodb_log_arch_dir",   (char*) &innobase_log_arch_dir, 	    SHOW_CHAR_PTR},
  {"innodb_log_archive",    (char*) &innobase_log_archive, 	    SHOW_MY_BOOL},
  {"innodb_log_group_home_dir", (char*) &innobase_log_group_home_dir, SHOW_CHAR_PTR},
2799
#endif
2800
  {"interactive_timeout",     (char*) &net_interactive_timeout,     SHOW_LONG},
2801
  {"join_buffer_size",        (char*) &join_buff_size,              SHOW_LONG},
2802 2803
  {"key_buffer_size",         (char*) &keybuff_size,                SHOW_LONG},
  {"language",                language,                             SHOW_CHAR},
2804
  {"large_files_support",     (char*) &opt_large_files,             SHOW_BOOL},	
2805
#ifdef HAVE_MLOCKALL
2806 2807
  {"locked_in_memory",	      (char*) &locked_in_memory,	    SHOW_BOOL},
#endif
2808 2809 2810 2811 2812 2813 2814 2815
  {"log",                     (char*) &opt_log,                     SHOW_BOOL},
  {"log_update",              (char*) &opt_update_log,              SHOW_BOOL},
  {"log_bin",                 (char*) &opt_bin_log,                 SHOW_BOOL},
  {"log_slave_updates",       (char*) &opt_log_slave_updates,       SHOW_BOOL},
  {"long_query_time",         (char*) &long_query_time,             SHOW_LONG},
  {"low_priority_updates",    (char*) &low_priority_updates,        SHOW_BOOL},
  {"lower_case_table_names",  (char*) &lower_case_table_names,      SHOW_LONG},
  {"max_allowed_packet",      (char*) &max_allowed_packet,          SHOW_LONG},
2816 2817
  {"max_binlog_cache_size",   (char*) &max_binlog_cache_size,	    SHOW_LONG},
  {"max_binlog_size",         (char*) &max_binlog_size,	            SHOW_LONG},
2818 2819 2820 2821 2822 2823
  {"max_connections",         (char*) &max_connections,             SHOW_LONG},
  {"max_connect_errors",      (char*) &max_connect_errors,          SHOW_LONG},
  {"max_delayed_threads",     (char*) &max_insert_delayed_threads,  SHOW_LONG},
  {"max_heap_table_size",     (char*) &max_heap_table_size,         SHOW_LONG},
  {"max_join_size",           (char*) &max_join_size,               SHOW_LONG},
  {"max_sort_length",         (char*) &max_item_sort_length,        SHOW_LONG},
2824
  {"max_user_connections",    (char*) &max_user_connections,        SHOW_LONG},
2825 2826
  {"max_tmp_tables",          (char*) &max_tmp_tables,              SHOW_LONG},
  {"max_write_lock_count",    (char*) &max_write_lock_count,        SHOW_LONG},
2827
  {"myisam_recover_options",  (char*) &myisam_recover_options_str,  SHOW_CHAR_PTR},
2828 2829 2830
  {"myisam_max_extra_sort_file_size", (char*) &myisam_max_extra_sort_file_size,
   SHOW_LONG},
  {"myisam_max_sort_file_size",(char*) &myisam_max_sort_file_size,  SHOW_LONG},
2831 2832
  {"myisam_sort_buffer_size", (char*) &myisam_sort_buffer_size,     SHOW_LONG},
  {"net_buffer_length",       (char*) &net_buffer_length,           SHOW_LONG},
2833
  {"net_read_timeout",        (char*) &net_read_timeout,	    SHOW_LONG},
2834
  {"net_retry_count",         (char*) &mysqld_net_retry_count,      SHOW_LONG},
2835
  {"net_write_timeout",       (char*) &net_write_timeout,	    SHOW_LONG},
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
2836
  {"open_files_limit",	      (char*) &open_files_limit,	    SHOW_LONG},
2837 2838 2839 2840
  {"pid_file",                (char*) pidfile_name,                 SHOW_CHAR},
  {"port",                    (char*) &mysql_port,                  SHOW_INT},
  {"protocol_version",        (char*) &protocol_version,            SHOW_INT},
  {"record_buffer",           (char*) &my_default_record_cache_size,SHOW_LONG},
2841
  {"query_buffer_size",       (char*) &query_buff_size,		    SHOW_LONG},
2842
  {"safe_show_database",      (char*) &opt_safe_show_db,            SHOW_BOOL},
2843
  {"server_id",               (char*) &server_id,		    SHOW_LONG},
2844 2845 2846 2847 2848 2849 2850 2851
  {"skip_locking",            (char*) &my_disable_locking,          SHOW_MY_BOOL},
  {"skip_networking",         (char*) &opt_disable_networking,      SHOW_BOOL},
  {"skip_show_database",      (char*) &opt_skip_show_db,            SHOW_BOOL},
  {"slow_launch_time",        (char*) &slow_launch_time,            SHOW_LONG},
  {"socket",                  (char*) &mysql_unix_port,             SHOW_CHAR_PTR},
  {"sort_buffer",             (char*) &sortbuff_size,               SHOW_LONG},
  {"table_cache",             (char*) &table_cache_size,            SHOW_LONG},
  {"table_type",              (char*) &default_table_type_name,     SHOW_CHAR_PTR},
2852
  {"thread_cache_size",       (char*) &thread_cache_size,           SHOW_LONG},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2853
#ifdef HAVE_THR_SETCONCURRENCY
2854
  {"thread_concurrency",      (char*) &concurrency,                 SHOW_LONG},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2855
#endif
2856
  {"thread_stack",            (char*) &thread_stack,                SHOW_LONG},
2857
  {"transaction_isolation",   (char*) &default_tx_isolation_name,   SHOW_CHAR_PTR},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2858
#ifdef HAVE_TZNAME
2859
  {"timezone",                time_zone,                            SHOW_CHAR},
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2860
#endif
2861 2862 2863 2864
  {"tmp_table_size",          (char*) &tmp_table_size,              SHOW_LONG},
  {"tmpdir",                  (char*) &mysql_tmpdir,                SHOW_CHAR_PTR},
  {"version",                 server_version,                       SHOW_CHAR},
  {"wait_timeout",            (char*) &net_wait_timeout,            SHOW_LONG},
2865
  {NullS, NullS, SHOW_LONG}
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2866 2867 2868
};

struct show_var_st status_vars[]= {
2869 2870 2871 2872 2873
  {"Aborted_clients",          (char*) &aborted_threads,        SHOW_LONG},
  {"Aborted_connects",         (char*) &aborted_connects,       SHOW_LONG},
  {"Bytes_received",           (char*) &bytes_received,         SHOW_LONG},
  {"Bytes_sent",               (char*) &bytes_sent,             SHOW_LONG},
  {"Connections",              (char*) &thread_id,              SHOW_LONG_CONST},
2874
  {"Created_tmp_disk_tables",  (char*) &created_tmp_disk_tables,SHOW_LONG},
2875
  {"Created_tmp_tables",       (char*) &created_tmp_tables,     SHOW_LONG},
2876
  {"Created_tmp_files",	       (char*) &my_tmp_file_created,	SHOW_LONG},
2877 2878 2879 2880 2881 2882 2883 2884 2885 2886 2887 2888 2889 2890 2891 2892 2893 2894 2895 2896 2897 2898 2899 2900 2901 2902
  {"Delayed_insert_threads",   (char*) &delayed_insert_threads, SHOW_LONG},
  {"Delayed_writes",           (char*) &delayed_insert_writes,  SHOW_LONG},
  {"Delayed_errors",           (char*) &delayed_insert_errors,  SHOW_LONG},
  {"Flush_commands",           (char*) &refresh_version,        SHOW_LONG_CONST},
  {"Handler_delete",           (char*) &ha_delete_count,        SHOW_LONG},
  {"Handler_read_first",       (char*) &ha_read_first_count,    SHOW_LONG},
  {"Handler_read_key",         (char*) &ha_read_key_count,      SHOW_LONG},
  {"Handler_read_next",        (char*) &ha_read_next_count,     SHOW_LONG},
  {"Handler_read_prev",        (char*) &ha_read_prev_count,     SHOW_LONG},
  {"Handler_read_rnd",         (char*) &ha_read_rnd_count,      SHOW_LONG},
  {"Handler_read_rnd_next",    (char*) &ha_read_rnd_next_count, SHOW_LONG},
  {"Handler_update",           (char*) &ha_update_count,        SHOW_LONG},
  {"Handler_write",            (char*) &ha_write_count,         SHOW_LONG},
  {"Key_blocks_used",          (char*) &_my_blocks_used,        SHOW_LONG_CONST},
  {"Key_read_requests",        (char*) &_my_cache_r_requests,   SHOW_LONG},
  {"Key_reads",                (char*) &_my_cache_read,         SHOW_LONG},
  {"Key_write_requests",       (char*) &_my_cache_w_requests,   SHOW_LONG},
  {"Key_writes",               (char*) &_my_cache_write,        SHOW_LONG},
  {"Max_used_connections",     (char*) &max_used_connections,   SHOW_LONG},
  {"Not_flushed_key_blocks",   (char*) &_my_blocks_changed,     SHOW_LONG_CONST},
  {"Not_flushed_delayed_rows", (char*) &delayed_rows_in_use,    SHOW_LONG_CONST},
  {"Open_tables",              (char*) 0,                       SHOW_OPENTABLES},
  {"Open_files",               (char*) &my_file_opened,         SHOW_INT_CONST},
  {"Open_streams",             (char*) &my_stream_opened,       SHOW_INT_CONST},
  {"Opened_tables",            (char*) &opened_tables,          SHOW_LONG},
  {"Questions",                (char*) 0,                       SHOW_QUESTION},
2903 2904 2905 2906 2907 2908
  {"Select_full_join",         (char*) &select_full_join_count, SHOW_LONG},
  {"Select_full_range_join",   (char*) &select_full_range_join_count, SHOW_LONG},
  {"Select_range",             (char*) &select_range_count, 	SHOW_LONG},
  {"Select_range_check",       (char*) &select_range_check_count, SHOW_LONG},
  {"Select_scan",	       (char*) &select_scan_count,	SHOW_LONG},
  {"Slave_running",            (char*) &slave_running,          SHOW_BOOL},
2909
  {"Slave_open_temp_tables",   (char*) &slave_open_temp_tables, SHOW_LONG},
2910 2911
  {"Slow_launch_threads",      (char*) &slow_launch_threads,    SHOW_LONG},
  {"Slow_queries",             (char*) &long_query_count,       SHOW_LONG},
2912
  {"Sort_merge_passes",	       (char*) &filesort_merge_passes,  SHOW_LONG},
2913 2914 2915
  {"Sort_range",	       (char*) &filesort_range_count,   SHOW_LONG},
  {"Sort_rows",		       (char*) &filesort_rows,	        SHOW_LONG},
  {"Sort_scan",		       (char*) &filesort_scan_count,    SHOW_LONG},
2916 2917
  {"Table_locks_immediate",    (char*) &locks_immediate,        SHOW_LONG},
  {"Table_locks_waited",       (char*) &locks_waited,           SHOW_LONG},
2918
  {"Threads_cached",           (char*) &cached_thread_count,    SHOW_LONG_CONST},
2919
  {"Threads_created",	       (char*) &thread_created,		SHOW_LONG_CONST},
2920 2921 2922 2923
  {"Threads_connected",        (char*) &thread_count,           SHOW_INT_CONST},
  {"Threads_running",          (char*) &thread_running,         SHOW_INT_CONST},
  {"Uptime",                   (char*) 0,                       SHOW_STARTTIME},
  {NullS, NullS, SHOW_LONG}
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2924 2925 2926 2927 2928 2929 2930 2931
};

static void print_version(void)
{
  printf("%s  Ver %s for %s on %s\n",my_progname,
	 server_version,SYSTEM_TYPE,MACHINE_TYPE);
}

2932 2933 2934
static void use_help(void)
{
  print_version();
2935
  printf("Use '--help' or '--no-defaults --help' for a list of available options\n");
2936 2937
}  

bk@work.mysql.com's avatar
bk@work.mysql.com committed
2938 2939 2940 2941
static void usage(void)
{
  print_version();
  puts("Copyright (C) 2000 MySQL AB & MySQL Finland AB, by Monty and others");
2942 2943
  puts("This software comes with ABSOLUTELY NO WARRANTY. This is free software,");
  puts("and you are welcome to modify and redistribute it under the GPL license\n");
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2944 2945 2946 2947 2948 2949 2950 2951 2952 2953 2954 2955 2956 2957
  puts("Starts the MySQL server\n");

  printf("Usage: %s [OPTIONS]\n", my_progname);
  puts("\n\
  --ansi		Use ANSI SQL syntax instead of MySQL syntax\n\
  -b, --basedir=path	Path to installation directory. All paths are\n\
			usually resolved relative to this\n\
  --big-tables		Allow big result sets by saving all temporary sets\n\
			on file (Solves most 'table full' errors)\n\
  --bind-address=IP	Ip address to bind to\n\
  --bootstrap		Used by mysql installation scripts\n\
  --character-sets-dir=...\n\
                        Directory where character sets are\n\
  --chroot=path		Chroot mysqld daemon during startup\n\
2958
  --core-file		Write core on errors\n\
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2959 2960 2961 2962
  -h, --datadir=path	Path to the database root");
#ifndef DBUG_OFF
  printf("\
  -#, --debug[=...]     Debug log. Default is '%s'\n",default_dbug_option);
2963 2964 2965 2966
#ifdef SAFEMALLOC
  puts("\
  --skip-safemalloc     Don't use the memory allocation checking");
#endif
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2967 2968 2969 2970 2971 2972 2973 2974 2975 2976
#endif
  puts("\
  --default-character-set=charset\n\
			Set the default character set\n\
  --default-table-type=type\n\
			Set the default table type for tables\n\
  --delay-key-write-for-all-tables\n\
			Don't flush key buffers between writes for any MyISAM\n\
			table\n\
  --enable-locking	Enable system locking\n\
2977
  -T, --exit-info	Used for debugging;  Use at your own risk!\n\
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2978 2979 2980 2981 2982 2983 2984 2985 2986 2987
  --flush		Flush tables to disk between SQL commands\n\
  -?, --help		Display this help and exit\n\
  --init-file=file	Read SQL commands from this file at startup\n\
  -L, --language=...	Client error messages in given language. May be\n\
			given as a full path\n\
  -l, --log[=file]	Log connections and queries to file\n\
  --log-bin[=file]      Log queries in new binary format (for replication)\n\
  --log-bin-index=file  File that holds the names for last binary log files\n\
  --log-update[=file]	Log updates to file.# where # is a unique number\n\
			if not given.\n\
2988
  --log-isam[=file]	Log all MyISAM changes to file\n\
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2989 2990
  --log-long-format	Log some extra information to update log\n\
  --low-priority-updates INSERT/DELETE/UPDATE has lower priority than selects\n\
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
2991
  --log-slow-queries=[file]\n\
2992 2993
			Log slow queries to this log file.  Defaults logging\n\
                        to hostname-slow.log\n\
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2994
  --pid-file=path	Pid file used by safe_mysqld\n\
2995 2996
  --myisam-recover[=option[,option...]] where options is one of DEAULT,\n\
			BACKUP or FORCE.\n\
2997
  --memlock		Lock mysqld in memory\n\
bk@work.mysql.com's avatar
bk@work.mysql.com committed
2998
  -n, --new		Use very new possible 'unsafe' functions\n\
2999 3000
  -o, --old-protocol	Use the old (3.20) protocol\n\
  -P, --port=...	Port number to use for connection\n");
3001
#ifdef ONE_THREAD
3002
  puts("\
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
3003
  --one-thread		Only use one thread (for debugging under Linux)\n");
3004
#endif
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
3005
  puts("\
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3006 3007 3008 3009 3010 3011
  -O, --set-variable var=option\n\
			Give a variable an value. --help lists variables\n\
  -Sg, --skip-grant-tables\n\
			Start without grant tables. This gives all users\n\
			FULL ACCESS to all tables!\n\
  --safe-mode		Skip some optimize stages (for testing)\n\
3012 3013
  --skip-concurrent-insert\n\
		        Don't use concurrent insert with MyISAM\n\
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3014 3015
  --skip-delay-key-write\n\
			Ignore the delay_key_write option for all tables\n\
3016
  --skip-host-cache	Don't cache host names\n\
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3017 3018 3019 3020 3021
  --skip-locking	Don't use system locking. To use isamchk one has\n\
			to shut down the server.\n\
  --skip-name-resolve	Don't resolve hostnames.\n\
			All hostnames are IP's or 'localhost'\n\
  --skip-networking	Don't allow connection with TCP/IP.\n\
3022
  --skip-new		Don't use new, possible wrong routines.\n");
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3023 3024
  /* We have to break the string here because of VC++ limits */
  puts("\
3025
  --skip-stack-trace    Don't print a stack trace on failure\n\
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3026 3027 3028 3029 3030
  --skip-show-database  Don't allow 'SHOW DATABASE' commands\n\
  --skip-thread-priority\n\
			Don't give threads different priorities.\n\
  --socket=...		Socket file to use for connection\n\
  -t, --tmpdir=path	Path for temporary files\n\
monty@tik.mysql.fi's avatar
monty@tik.mysql.fi committed
3031 3032
  --transaction-isolation\n\
		        Default transaction isolation level\n\
3033
  --temp-pool           Use a pool of temporary files\n\
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3034 3035 3036 3037 3038 3039 3040 3041 3042 3043 3044 3045 3046 3047 3048 3049
  -u, --user=user_name	Run mysqld daemon as user\n\
  -V, --version		output version information and exit");
#ifdef __WIN__
  puts("NT and Win32 specific options:\n\
  --console		Don't remove the console window\n\
  --install		Install mysqld as a service (NT)\n\
  --remove		Remove mysqld from the service list (NT)\n\
  --standalone		Dummy option to start as a standalone program (NT)\n\
");
#endif
#ifdef HAVE_BERKELEY_DB
  puts("\
  --bdb-home=  directory  Berkeley home direcory\n\
  --bdb-lock-detect=#	  Berkeley lock detect\n\
                          (DEFAULT, OLDEST, RANDOM or YOUNGEST, # sec)\n\
  --bdb-logdir=directory  Berkeley DB log file directory\n\
3050
  --bdb-no-sync		  Don't synchronously flush logs\n\
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
3051
  --bdb-no-recover	  Don't try to recover Berkeley DB tables on start\n\
3052
  --bdb-shared-data	  Start Berkeley DB in multi-process mode\n\
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3053 3054 3055
  --bdb-tmpdir=directory  Berkeley DB tempfile name\n\
  --skip-bdb		  Don't use berkeley db (will save memory)\n\
");
3056
#endif /* HAVE_BERKELEY_DB */
3057 3058 3059
#ifdef HAVE_GEMINI_DB
  puts("\
  --gemini-recovery=mode  Set Crash Recovery operating mode\n\
3060
                          (FULL, NONE, FORCE - default FULL)\n\
3061 3062 3063 3064 3065 3066
  --gemini-flush-log-at-commit\n\
                          Every commit forces a write to the reovery log\n\
  --gemini-unbuffered-io  Use unbuffered i/o\n\
  --skip-gemini		  Don't use gemini (will save memory)\n\
");
#endif
3067 3068
#ifdef HAVE_INNOBASE_DB
  puts("\
3069 3070 3071 3072 3073 3074 3075 3076
  --innodb_data_home_dir=dir   The common part for Innodb table spaces\n\
  --innodb_data_file_path=dir  Path to individual files and their sizes\n\
  --innodb_flush_log_at_trx_commit[=#]\n\
			       Set to 0 if you don't want to flush logs\n\
  --innodb_log_arch_dir=dir    Where full logs should be archived\n\
  --innodb_log_archive[=#]     Set to 1 if you want to have logs archived\n\
  --innodb_log_group_home_dir=dir  Path to innodb log files.\n\
  --skip-innodb		       Don't use Innodb (will save memory)\n\
3077
");
3078
#endif /* HAVE_INNOBASE_DB */
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3079 3080 3081 3082 3083 3084 3085 3086 3087 3088 3089 3090 3091 3092 3093 3094
  print_defaults("my",load_default_groups);
  puts("");

#include "sslopt-usage.h"

  fix_paths();
  set_ports();
  printf("\
To see what values a running MySQL server is using, type\n\
'mysqladmin variables' instead of 'mysqld --help'.\n\
The default values (after parsing the command line arguments) are:\n\n");

  printf("basedir:     %s\n",mysql_home);
  printf("datadir:     %s\n",mysql_real_data_home);
  printf("tmpdir:      %s\n",mysql_tmpdir);
  printf("language:    %s\n",language);
3095
#ifndef __WIN__
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3096
  printf("pid file:    %s\n",pidfile_name);
3097
#endif
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3098 3099 3100 3101
  if (opt_logname)
    printf("logfile:     %s\n",opt_logname);
  if (opt_update_logname)
    printf("update log:  %s\n",opt_update_logname);
3102 3103 3104 3105 3106 3107
  if (opt_bin_log)
  {
    printf("binary log:  %s\n",opt_bin_logname ? opt_bin_logname : "");
    printf("binary log index:  %s\n",
	   opt_binlog_index_name ? opt_binlog_index_name : "");
  }
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3108 3109 3110
  if (opt_slow_logname)
    printf("update log:  %s\n",opt_slow_logname);
  printf("TCP port:    %d\n",mysql_port);
3111
#if defined(HAVE_SYS_UN_H)
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3112 3113 3114 3115 3116 3117 3118 3119 3120 3121 3122 3123 3124 3125 3126 3127 3128 3129 3130 3131 3132 3133 3134 3135 3136 3137 3138 3139 3140 3141 3142 3143 3144 3145 3146 3147 3148 3149 3150 3151 3152 3153 3154 3155 3156 3157 3158 3159 3160 3161 3162 3163 3164 3165 3166 3167 3168 3169 3170 3171 3172 3173 3174 3175 3176
  printf("Unix socket: %s\n",mysql_unix_port);
#endif
  if (my_disable_locking)
    puts("\nsystem locking is not in use");
  if (opt_noacl)
    puts("\nGrant tables are not used. All users have full access rights");
  printf("\nPossible variables for option --set-variable (-O) are:\n");
  for (uint i=0 ; changeable_vars[i].name ; i++)
    printf("%-20s  current value: %lu\n",
	   changeable_vars[i].name,
	   (ulong) *changeable_vars[i].varptr);
}


static void set_options(void)
{
  set_all_changeable_vars( changeable_vars );
#if !defined( my_pthread_setprio ) && !defined( HAVE_PTHREAD_SETSCHEDPARAM )
  opt_specialflag |= SPECIAL_NO_PRIOR;
#endif

  (void) strmov( default_charset, MYSQL_CHARSET);
  (void) strmov( language, LANGUAGE);
  (void) strmov( mysql_real_data_home, get_relative_path(DATADIR));
#ifdef __WIN__
  /* Allow Win32 users to move MySQL anywhere */
  {
    char prg_dev[LIBLEN];
    my_path(prg_dev,my_progname,"mysql/bin");
    strcat(prg_dev,"/../");			// Remove 'bin' to get base dir
    cleanup_dirname(mysql_home,prg_dev);
  }
#else
  const char *tmpenv;
  if ( !(tmpenv = getenv("MY_BASEDIR_VERSION")))
    tmpenv = DEFAULT_MYSQL_HOME;
  (void) strmov( mysql_home, tmpenv );
#endif

#if defined( HAVE_mit_thread ) || defined( __WIN__ ) || defined( HAVE_LINUXTHREADS )
  my_disable_locking = 1;
#endif
  my_bind_addr = htonl( INADDR_ANY );
}

	/* Initiates DEBUG - but no debugging here ! */

static void get_options(int argc,char **argv)
{
  int c,option_index=0;

  myisam_delay_key_write=1;			// Allow use of this
  while ((c=getopt_long(argc,argv,"ab:C:h:#::T::?l::L:O:P:sS::t:u:noVvI?",
			long_options, &option_index)) != EOF)
  {
    switch(c) {
#ifndef DBUG_OFF
    case '#':
      DBUG_PUSH(optarg ? optarg : default_dbug_option);
      opt_endinfo=1;				/* unireg: memory allocation */
      break;
#endif
    case 'a':
      opt_ansi_mode=1;
      thd_startup_options|=OPTION_ANSI_MODE;
monty@tik.mysql.fi's avatar
monty@tik.mysql.fi committed
3177
      default_tx_isolation= ISO_SERIALIZABLE;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3178 3179 3180 3181 3182 3183 3184 3185 3186 3187 3188 3189 3190 3191 3192 3193 3194 3195 3196 3197 3198 3199 3200
      break;
    case 'b':
      strmov(mysql_home,optarg);
      break;
    case 'l':
      opt_log=1;
      opt_logname=optarg;			// Use hostname.log if null
      break;
    case 'h':
      strmov(mysql_real_data_home,optarg);
      break;
    case 'L':
      strmov(language,optarg);
      break;
    case 'n':
      opt_specialflag|= SPECIAL_NEW_FUNC;
      break;
    case 'o':
      protocol_version=PROTOCOL_VERSION-1;
      break;
    case 'O':
      if (set_changeable_var(optarg, changeable_vars))
      {
3201
	use_help();
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3202 3203 3204 3205 3206 3207
	exit(1);
      }
      break;
    case 'P':
      mysql_port= (unsigned int) atoi(optarg);
      break;
3208 3209 3210 3211 3212
#if !defined(DBUG_OFF) && defined(SAFEMALLOC)      
    case OPT_SAFEMALLOC_MEM_LIMIT:
      safemalloc_mem_limit = atoi(optarg);
      break;
#endif      
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3213 3214 3215 3216 3217 3218 3219 3220 3221 3222 3223 3224 3225 3226
    case OPT_SOCKET:
      mysql_unix_port= optarg;
      break;
    case 'r':
      mysqld_chroot=optarg;
      break;
#ifdef USE_SYMDIR
    case 's':
      my_use_symdir=1;			/* Use internal symbolic links */
      break;
#endif
    case 't':
      mysql_tmpdir=optarg;
      break;
3227 3228 3229
    case OPT_TEMP_POOL:
      use_temp_pool=1;
      break;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3230 3231 3232 3233 3234 3235 3236 3237 3238 3239 3240 3241
    case 'u':
      mysqld_user=optarg;
      break;
    case 'v':
    case 'V':
      print_version();
      exit(0);
    case 'I':
    case '?':
      usage();
      exit(0);
    case 'T':
3242
      test_flags= optarg ? (uint) atoi(optarg) : 0;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3243 3244 3245 3246 3247 3248 3249 3250 3251 3252 3253
      opt_endinfo=1;
      break;
    case 'S':
      if (!optarg)
	opt_specialflag|= SPECIAL_NO_NEW_FUNC | SPECIAL_SAFE_MODE;
      else if (!strcmp(optarg,"l"))
	my_disable_locking=1;
      else if (!strcmp(optarg,"g"))
	opt_noacl=1;
      else
      {
3254 3255
	fprintf(stderr,"%s: Unrecognized option: %s\n",my_progname,optarg);
	use_help();
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3256 3257 3258 3259 3260 3261 3262
	exit(1);
      }
      break;
    case (int) OPT_BIG_TABLES:
      thd_startup_options|=OPTION_BIG_TABLES;
      break;
    case (int) OPT_ISAM_LOG:
3263
      opt_myisam_log=1;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3264
      if (optarg)
3265
	myisam_log_filename=optarg;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3266 3267 3268 3269 3270 3271 3272 3273 3274 3275
      break;
    case (int) OPT_UPDATE_LOG:
      opt_update_log=1;
      opt_update_logname=optarg;		// Use hostname.# if null
      break;
    case (int) OPT_BIN_LOG_INDEX:
      opt_binlog_index_name = optarg;
      break;
    case (int) OPT_BIN_LOG:
      opt_bin_log=1;
3276 3277 3278
      x_free(opt_bin_logname);
      if (optarg && optarg[0])
	opt_bin_logname=my_strdup(optarg,MYF(0));
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3279
      break;
3280 3281 3282 3283
      // needs to be handled (as no-op) in non-debugging mode for test suite
    case (int)OPT_DISCONNECT_SLAVE_EVENT_COUNT:
#ifndef DBUG_OFF      
      disconnect_slave_event_count = atoi(optarg);
3284 3285 3286 3287 3288
#endif      
      break;
    case (int)OPT_ABORT_SLAVE_EVENT_COUNT:
#ifndef DBUG_OFF      
      abort_slave_event_count = atoi(optarg);
3289 3290
#endif      
      break;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3291 3292 3293
    case (int) OPT_LOG_SLAVE_UPDATES:
      opt_log_slave_updates = 1;
      break;
3294

bk@work.mysql.com's avatar
bk@work.mysql.com committed
3295 3296
    case (int)OPT_REPLICATE_IGNORE_DB:
      {
3297
	i_string *db = new i_string(optarg);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3298 3299 3300 3301 3302
	replicate_ignore_db.push_back(db);
        break;
      }
    case (int)OPT_REPLICATE_DO_DB:
      {
3303
	i_string *db = new i_string(optarg);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3304 3305 3306
	replicate_do_db.push_back(db);
        break;
      }
sasha@mysql.sashanet.com's avatar
sasha@mysql.sashanet.com committed
3307 3308 3309 3310
    case (int)OPT_REPLICATE_REWRITE_DB:
      {
	char* key = optarg,*p, *val;
	p = strstr(optarg, "->");
3311
	if (!p)
sasha@mysql.sashanet.com's avatar
sasha@mysql.sashanet.com committed
3312 3313
	  {
	    fprintf(stderr,
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
3314
		    "Bad syntax in replicate-rewrite-db - missing '->'!\n");
sasha@mysql.sashanet.com's avatar
sasha@mysql.sashanet.com committed
3315 3316 3317 3318 3319 3320 3321
	    exit(1);
	  }
	val = p--;
	while(isspace(*p) && p > optarg) *p-- = 0;
	if(p == optarg)
	  {
	    fprintf(stderr,
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
3322
		    "Bad syntax in replicate-rewrite-db - empty FROM db!\n");
sasha@mysql.sashanet.com's avatar
sasha@mysql.sashanet.com committed
3323 3324 3325 3326 3327
	    exit(1);
	  }
	*val = 0;
	val += 2;
	while(*val && isspace(*val)) *val++;
3328
	if (!*val)
sasha@mysql.sashanet.com's avatar
sasha@mysql.sashanet.com committed
3329 3330
	  {
	    fprintf(stderr,
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
3331
		    "Bad syntax in replicate-rewrite-db - empty TO db!\n");
sasha@mysql.sashanet.com's avatar
sasha@mysql.sashanet.com committed
3332 3333 3334 3335 3336 3337 3338
	    exit(1);
	  }

	i_string_pair* db_pair = new i_string_pair(key, val);
	replicate_rewrite_db.push_back(db_pair);
	break;
      }
3339

bk@work.mysql.com's avatar
bk@work.mysql.com committed
3340 3341
    case (int)OPT_BINLOG_IGNORE_DB:
      {
3342
	i_string *db = new i_string(optarg);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3343 3344 3345 3346 3347
	binlog_ignore_db.push_back(db);
        break;
      }
    case (int)OPT_BINLOG_DO_DB:
      {
3348
	i_string *db = new i_string(optarg);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3349 3350 3351
	binlog_do_db.push_back(db);
        break;
      }
3352 3353
    case (int)OPT_REPLICATE_DO_TABLE:
      {
3354
	if (!do_table_inited)
3355 3356 3357
	  init_table_rule_hash(&replicate_do_table, &do_table_inited);
	if(add_table_rule(&replicate_do_table, optarg))
	  {
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
3358
	    fprintf(stderr, "Could not add do table rule '%s'!\n", optarg);
3359 3360 3361 3362 3363
	    exit(1);
	  }
	table_rules_on = 1;
	break;
      }
3364 3365
    case (int)OPT_REPLICATE_WILD_DO_TABLE:
      {
3366
	if (!wild_do_table_inited)
3367 3368 3369 3370
	  init_table_rule_array(&replicate_wild_do_table,
				&wild_do_table_inited);
	if(add_wild_table_rule(&replicate_wild_do_table, optarg))
	  {
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
3371
	    fprintf(stderr, "Could not add do table rule '%s'!\n", optarg);
3372 3373 3374 3375 3376 3377 3378
	    exit(1);
	  }
	table_rules_on = 1;
	break;
      }
    case (int)OPT_REPLICATE_WILD_IGNORE_TABLE:
      {
3379
	if (!wild_ignore_table_inited)
3380 3381 3382 3383
	  init_table_rule_array(&replicate_wild_ignore_table,
				&wild_ignore_table_inited);
	if(add_wild_table_rule(&replicate_wild_ignore_table, optarg))
	  {
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
3384
	    fprintf(stderr, "Could not add ignore table rule '%s'!\n", optarg);
3385 3386 3387 3388 3389
	    exit(1);
	  }
	table_rules_on = 1;
	break;
      }
3390 3391
    case (int)OPT_REPLICATE_IGNORE_TABLE:
      {
3392
	if (!ignore_table_inited)
3393 3394 3395
	  init_table_rule_hash(&replicate_ignore_table, &ignore_table_inited);
	if(add_table_rule(&replicate_ignore_table, optarg))
	  {
jcole@tetra.spaceapes.com's avatar
jcole@tetra.spaceapes.com committed
3396
	    fprintf(stderr, "Could not add ignore table rule '%s'!\n", optarg);
3397 3398 3399 3400 3401
	    exit(1);
	  }
	table_rules_on = 1;
	break;
      }
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3402 3403 3404 3405 3406 3407 3408
    case (int) OPT_SQL_BIN_UPDATE_SAME:
      opt_sql_bin_update  = 1;
      break;
    case (int) OPT_SLOW_QUERY_LOG:
      opt_slow_log=1;
      opt_slow_logname=optarg;
      break;
3409 3410 3411
    case (int)OPT_SKIP_SLAVE_START:
      opt_skip_slave_start = 1;
      break;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3412 3413 3414 3415 3416
    case (int) OPT_SKIP_NEW:
      opt_specialflag|= SPECIAL_NO_NEW_FUNC;
      default_table_type=DB_TYPE_ISAM;
      myisam_delay_key_write=0;
      myisam_concurrent_insert=0;
3417
      myisam_recover_options= HA_RECOVER_NONE;
3418
      ha_open_options&= ~HA_OPEN_ABORT_IF_CRASHED;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3419 3420 3421 3422
      break;
    case (int) OPT_SAFE:
      opt_specialflag|= SPECIAL_SAFE_MODE;
      myisam_delay_key_write=0;
3423
      myisam_recover_options= HA_RECOVER_NONE;	// To be changed
3424
      ha_open_options&= ~HA_OPEN_ABORT_IF_CRASHED;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3425
      break;
3426 3427 3428
    case (int) OPT_SKIP_CONCURRENT_INSERT:
      myisam_concurrent_insert=0;
      break;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3429 3430 3431 3432 3433 3434 3435 3436 3437 3438 3439 3440 3441 3442 3443 3444 3445 3446 3447 3448 3449 3450 3451 3452 3453 3454 3455 3456 3457 3458 3459 3460 3461
    case (int) OPT_SKIP_PRIOR:
      opt_specialflag|= SPECIAL_NO_PRIOR;
      break;
    case (int) OPT_SKIP_GRANT:
      opt_noacl=1;
      break;
    case (int) OPT_SKIP_LOCK:
      my_disable_locking=1;
      break;
    case (int) OPT_SKIP_HOST_CACHE:
      opt_specialflag|= SPECIAL_NO_HOST_CACHE;
      break;
    case (int) OPT_ENABLE_LOCK:
      my_disable_locking=0;
      break;
    case (int) OPT_USE_LOCKING:
      my_disable_locking=0;
      break;
    case (int) OPT_SKIP_RESOLVE:
      opt_specialflag|=SPECIAL_NO_RESOLVE;
      break;
    case (int) OPT_LONG_FORMAT:
      opt_specialflag|=SPECIAL_LONG_LOG_FORMAT;
      break;
    case (int) OPT_SKIP_NETWORKING:
      opt_disable_networking=1;
      mysql_port=0;
      break;
    case (int) OPT_SKIP_SHOW_DB:
      opt_skip_show_db=1;
      opt_specialflag|=SPECIAL_SKIP_SHOW_DB;
      mysql_port=0;
      break;
3462 3463 3464
    case (int) OPT_MEMLOCK:
      locked_in_memory=1;
      break;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3465 3466 3467
    case (int) OPT_ONE_THREAD:
      test_flags |= TEST_NO_THREADS;
      break;
3468 3469 3470
    case (int) OPT_WANT_CORE:
      test_flags |= TEST_CORE_ON_SIGNAL;
      break;
3471 3472 3473
    case (int) OPT_SKIP_STACK_TRACE:
      test_flags|=TEST_NO_STACKTRACE;
      break;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3474 3475 3476 3477 3478 3479 3480 3481 3482 3483 3484 3485 3486 3487 3488 3489 3490 3491 3492 3493 3494 3495 3496 3497 3498 3499 3500 3501 3502 3503 3504 3505 3506 3507 3508 3509 3510 3511 3512 3513 3514 3515 3516 3517 3518 3519 3520 3521 3522 3523 3524 3525 3526 3527 3528 3529 3530 3531 3532 3533 3534 3535 3536
    case (int) OPT_BIND_ADDRESS:
      if (optarg && isdigit(optarg[0]))
      {
	my_bind_addr = (ulong) inet_addr(optarg);
      }
      else
      {
	struct hostent *ent;
	if (!optarg || !optarg[0])
	  ent=gethostbyname(optarg);
	else
	{
	  char myhostname[255];
	  if (gethostname(myhostname,sizeof(myhostname)) < 0)
	  {
	    sql_perror("Can't start server: cannot get my own hostname!");
	    exit(1);
	  }
	  ent=gethostbyname(myhostname);
	}
	if (!ent)
	{
	  sql_perror("Can't start server: cannot resolve hostname!");
	  exit(1);
	}
	my_bind_addr = (ulong) ((in_addr*)ent->h_addr_list[0])->s_addr;
      }
      break;
    case (int) OPT_PID_FILE:
      strmov(pidfile_name,optarg);
      break;
    case (int) OPT_INIT_FILE:
      opt_init_file=optarg;
      break;
#ifdef __WIN__
    case (int) OPT_STANDALONE:		/* Dummy option for NT */
      break;
    case (int) OPT_CONSOLE:
      opt_console=1;
      break;
#endif
    case (int) OPT_FLUSH:
      nisam_flush=myisam_flush=1;
      flush_time=0;			// No auto flush
      break;
    case OPT_LOW_PRIORITY_UPDATES:
      thd_startup_options|=OPTION_LOW_PRIORITY_UPDATES;
      low_priority_updates=1;
      break;
    case OPT_BOOTSTRAP:
      opt_noacl=opt_bootstrap=1;
      break;
    case OPT_TABLE_TYPE:
    {
      int type;
      if ((type=find_type(optarg, &ha_table_typelib, 2)) <= 0)
      {
	fprintf(stderr,"Unknown table type: %s\n",optarg);
	exit(1);
      }
      default_table_type= (enum db_type) type;
      break;
    }
3537 3538
    case OPT_SERVER_ID:
      server_id = atoi(optarg);
sasha@mysql.sashanet.com's avatar
sasha@mysql.sashanet.com committed
3539
      server_id_supplied = 1;
3540
      break;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3541 3542 3543 3544 3545 3546 3547 3548 3549 3550 3551 3552 3553 3554 3555
    case OPT_DELAY_KEY_WRITE:
      ha_open_options|=HA_OPEN_DELAY_KEY_WRITE;
      myisam_delay_key_write=1;
      break;
    case OPT_SKIP_DELAY_KEY_WRITE:
      myisam_delay_key_write=0;
      break;
    case 'C':
      strmov(default_charset,optarg);
      break;
    case OPT_CHARSETS_DIR:
      strmov(mysql_charsets_dir, optarg);
      charsets_dir = mysql_charsets_dir;
      break;
#include "sslopt-case.h"
monty@tik.mysql.fi's avatar
monty@tik.mysql.fi committed
3556 3557 3558 3559 3560 3561 3562 3563 3564 3565 3566
    case OPT_TX_ISOLATION:
    {
      int type;
      if ((type=find_type(optarg, &tx_isolation_typelib, 2)) <= 0)
      {
	fprintf(stderr,"Unknown transaction isolation type: %s\n",optarg);
	exit(1);
      }
      default_tx_isolation= (enum_tx_isolation) (type-1);
      break;
    }
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3567 3568 3569 3570 3571 3572 3573 3574
#ifdef HAVE_BERKELEY_DB
    case OPT_BDB_LOG:
      berkeley_logdir=optarg;
      break;
    case OPT_BDB_HOME:
      berkeley_home=optarg;
      break;
    case OPT_BDB_NOSYNC:
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
3575
      berkeley_env_flags|=DB_TXN_NOSYNC;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3576
      break;
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
3577 3578
    case OPT_BDB_NO_RECOVER:
      berkeley_init_flags&= ~(DB_RECOVER);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3579 3580 3581 3582 3583 3584 3585 3586 3587 3588 3589
      break;
    case OPT_BDB_TMP:
      berkeley_tmpdir=optarg;
      break;
    case OPT_BDB_LOCK:
    {
      int type;
      if ((type=find_type(optarg, &berkeley_lock_typelib, 2)) > 0)
	berkeley_lock_type=berkeley_lock_types[type-1];
      else
      {
3590
	if (test_if_int(optarg,(uint) strlen(optarg)))
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3591 3592
	  berkeley_lock_scan_time=atoi(optarg);
	else
3593
	{
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3594 3595 3596 3597 3598 3599
	  fprintf(stderr,"Unknown lock type: %s\n",optarg);
	  exit(1);
	}
      }
      break;
    }
3600 3601 3602 3603
    case OPT_BDB_SHARED:
      berkeley_init_flags&= ~(DB_PRIVATE);
      berkeley_shared_data=1;
      break;
3604
#endif /* HAVE_BERKELEY_DB */
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3605
    case OPT_BDB_SKIP:
3606
#ifdef HAVE_BERKELEY_DB
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3607
      berkeley_skip=1;
3608
      have_berkeley_db=SHOW_OPTION_DISABLED;
3609
#endif
3610
      break;
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
3611
    case OPT_GEMINI_SKIP:
3612
#ifdef HAVE_GEMINI_DB
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
3613
      gemini_skip=1;
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
3614
      have_gemini=SHOW_OPTION_DISABLED;  
3615 3616 3617 3618 3619 3620 3621 3622 3623 3624 3625 3626 3627 3628 3629
      break;
    case OPT_GEMINI_RECOVER:
      gemini_recovery_options_str=optarg;
      if ((gemini_recovery_options=
	   find_bit_type(optarg, &gemini_recovery_typelib)) == ~(ulong) 0)
      {
        fprintf(stderr, "Unknown option to gemini-recovery: %s\n",optarg);
        exit(1);
      }
      break;
    case OPT_GEMINI_FLUSH_LOG:
      gemini_options |= GEMOPT_FLUSH_LOG;
      break;
    case OPT_GEMINI_UNBUFFERED_IO:
      gemini_options |= GEMOPT_UNBUFFERED_IO;
monty@donna.mysql.com's avatar
monty@donna.mysql.com committed
3630
#endif
3631
      break;
3632
    case OPT_INNODB_SKIP:
3633
#ifdef HAVE_INNOBASE_DB
3634 3635
      innodb_skip=1;
      have_innodb=SHOW_OPTION_DISABLED;
3636 3637
#endif
      break;
3638
    case OPT_INNODB_DATA_FILE_PATH:
3639 3640
#ifdef HAVE_INNOBASE_DB
      innobase_data_file_path=optarg;
3641
#endif
3642
      break;
3643
#ifdef HAVE_INNOBASE_DB
3644
    case OPT_INNODB_DATA_HOME_DIR:
3645 3646
      innobase_data_home_dir=optarg;
      break;
3647
    case OPT_INNODB_LOG_GROUP_HOME_DIR:
3648 3649
      innobase_log_group_home_dir=optarg;
      break;
3650
    case OPT_INNODB_LOG_ARCH_DIR:
3651 3652
      innobase_log_arch_dir=optarg;
      break;
3653
    case OPT_INNODB_LOG_ARCHIVE:
3654 3655
      innobase_log_archive= optarg ? test(atoi(optarg)) : 1;
      break;
3656
    case OPT_INNODB_FLUSH_LOG_AT_TRX_COMMIT:
3657 3658
      innobase_flush_log_at_trx_commit= optarg ? test(atoi(optarg)) : 1;
      break;
3659
#endif /* HAVE_INNOBASE_DB */
3660 3661
    case OPT_MYISAM_RECOVER:
    {
3662
      if (!optarg || !optarg[0])
3663
      {
3664 3665 3666 3667 3668 3669 3670 3671 3672 3673 3674 3675
	myisam_recover_options=    HA_RECOVER_DEFAULT;
	myisam_recover_options_str= myisam_recover_typelib.type_names[0];
      }
      else
      {
	myisam_recover_options_str=optarg;
	if ((myisam_recover_options=
		find_bit_type(optarg, &myisam_recover_typelib)) == ~(ulong) 0)
	{
	  fprintf(stderr, "Unknown option to myisam-recover: %s\n",optarg);
	  exit(1);
	}
3676
      }
3677
      ha_open_options|=HA_OPEN_ABORT_IF_CRASHED;
3678 3679
      break;
    }
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3680 3681 3682 3683 3684 3685 3686 3687 3688 3689 3690 3691 3692 3693 3694 3695 3696 3697
    case OPT_MASTER_HOST:
      master_host=optarg;
      break;
    case OPT_MASTER_USER:
      master_user=optarg;
      break;
    case OPT_MASTER_PASSWORD:
      master_password=optarg;
      break;
    case OPT_MASTER_INFO_FILE:
      master_info_file=optarg;
      break;
    case OPT_MASTER_PORT:
      master_port= atoi(optarg);
      break;
    case OPT_MASTER_CONNECT_RETRY:
      master_connect_retry= atoi(optarg);
      break;
3698
    case OPT_SAFE_SHOW_DB:
3699 3700
      opt_safe_show_db=1;
      break;
3701 3702 3703 3704 3705
    case OPT_SKIP_SAFEMALLOC:
#ifdef SAFEMALLOC
      sf_malloc_quick=1;
#endif
      break;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3706 3707
    default:
      fprintf(stderr,"%s: Unrecognized option: %c\n",my_progname,c);
3708
      use_help();
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3709 3710 3711 3712 3713 3714 3715 3716 3717
      exit(1);
    }
  }
  // Skipp empty arguments (from shell)
  while (argc != optind && !argv[optind][0])
    optind++;
  if (argc != optind)
  {
    fprintf(stderr,"%s: Too many parameters\n",my_progname);
3718
    use_help();
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3719 3720 3721 3722
    exit(1);
  }
  fix_paths();
  default_table_type_name=ha_table_typelib.type_names[default_table_type-1];
3723
  default_tx_isolation_name=tx_isolation_typelib.type_names[default_tx_isolation];
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3724 3725 3726 3727 3728 3729 3730 3731 3732 3733 3734 3735 3736 3737 3738 3739 3740 3741 3742 3743 3744 3745 3746 3747 3748 3749 3750 3751 3752 3753 3754 3755 3756 3757 3758 3759 3760 3761 3762 3763 3764 3765 3766 3767 3768 3769 3770 3771 3772 3773 3774 3775 3776 3777 3778 3779 3780 3781 3782 3783 3784 3785 3786 3787 3788 3789 3790 3791 3792 3793 3794 3795 3796 3797 3798 3799 3800 3801 3802 3803 3804 3805 3806 3807 3808 3809 3810 3811 3812 3813 3814 3815 3816 3817 3818 3819 3820 3821 3822 3823 3824 3825 3826 3827 3828 3829 3830 3831 3832 3833 3834 3835 3836 3837 3838 3839 3840 3841 3842 3843 3844 3845 3846 3847 3848 3849 3850 3851 3852 3853 3854 3855 3856 3857 3858 3859 3860 3861 3862 3863 3864 3865 3866 3867 3868 3869 3870 3871 3872 3873 3874 3875 3876 3877 3878 3879 3880 3881 3882 3883 3884 3885 3886 3887 3888 3889 3890 3891 3892 3893 3894 3895 3896 3897 3898 3899 3900
}


#ifdef __WIN__

#ifndef KEY_SERVICE_PARAMETERS
#define KEY_SERVICE_PARAMETERS	"SYSTEM\\CurrentControlSet\\Services\\MySql\\Parameters"
#endif

#define COPY_KEY_VALUE(value) if (copy_key_value(hParametersKey,&(value),lpszValue)) return 1
#define CHECK_KEY_TYPE(type,name) if ( type != dwKeyValueType ) { key_type_error(hParametersKey,name); return 1; }
#define SET_CHANGEABLE_VARVAL(varname) if (set_varval(hParametersKey,varname,szKeyValueName,dwKeyValueType,lpdwValue)) return 1;

static void key_type_error(HKEY hParametersKey,const char *szKeyValueName)
{
 TCHAR szErrorMsg[512];
 RegCloseKey( hParametersKey );
 strxmov(szErrorMsg,TEXT("Value \""),
	 szKeyValueName,
	 TEXT("\" of registry key \"" KEY_SERVICE_PARAMETERS "\" has wrong type\n"),NullS);
 fprintf(stderr, szErrorMsg); /* not unicode compatible */
}

static bool copy_key_value(HKEY hParametersKey, char **var, const char *value)
{
  if (!(*var=my_strdup(value,MYF(MY_WME))))
  {
    RegCloseKey(hParametersKey);
    fprintf(stderr, "Couldn't allocate memory for registry key value\n");
    return 1;
  }
  return 0;
}

static bool set_varval(HKEY hParametersKey,const char *var,
		       const char *szKeyValueName, DWORD dwKeyValueType,
		       LPDWORD lpdwValue)
{
  CHECK_KEY_TYPE(dwKeyValueType, szKeyValueName );
  if (set_changeable_varval(var, *lpdwValue, changeable_vars))
  {
    TCHAR szErrorMsg [ 512 ];
    RegCloseKey( hParametersKey );
    strxmov(szErrorMsg,
	    TEXT("Value \""),
	    szKeyValueName,
	    TEXT("\" of registry key \"" KEY_SERVICE_PARAMETERS  "\" is invalid\n"),NullS);
    fprintf( stderr, szErrorMsg ); /* not unicode compatible */
    return 1;
  }
  return 0;
}


static int get_service_parameters()
{
  DWORD dwLastError;
  HKEY hParametersKey;
  DWORD dwIndex;
  TCHAR szKeyValueName [ 256 ];
  DWORD dwKeyValueName;
  DWORD dwKeyValueType;
  BYTE bKeyValueBuffer [ 512 ];
  DWORD dwKeyValueBuffer;
  LPDWORD lpdwValue = (LPDWORD) &bKeyValueBuffer[0];
  LPCTSTR lpszValue = (LPCTSTR) &bKeyValueBuffer[0];

  /* open parameters of service */
  dwLastError = (DWORD) RegOpenKeyEx( HKEY_LOCAL_MACHINE,
				      TEXT(KEY_SERVICE_PARAMETERS), 0,
				      KEY_READ, &hParametersKey );
  if ( dwLastError == ERROR_FILE_NOT_FOUND ) /* no parameters available */
    return 0;
  if ( dwLastError != ERROR_SUCCESS )
  {
    fprintf(stderr,"Can't open registry key \"" KEY_SERVICE_PARAMETERS "\" for reading\n" );
    return 1;
  }

  /* enumerate all values of key */
  dwIndex = 0;
  dwKeyValueName = sizeof( szKeyValueName ) / sizeof( TCHAR );
  dwKeyValueBuffer = sizeof( bKeyValueBuffer );
  while ( (dwLastError = (DWORD) RegEnumValue(hParametersKey, dwIndex,
					      szKeyValueName, &dwKeyValueName,
					      NULL, &dwKeyValueType,
					      &bKeyValueBuffer[0],
					      &dwKeyValueBuffer))
	  != ERROR_NO_MORE_ITEMS )
  {
    /* check if error occured */
    if ( dwLastError != ERROR_SUCCESS )
    {
      RegCloseKey( hParametersKey );
      fprintf( stderr, "Can't enumerate values of registry key \"" KEY_SERVICE_PARAMETERS "\"\n" );
      return 1;
    }
    if ( lstrcmp(szKeyValueName, TEXT("BaseDir")) == 0 )
    {
      CHECK_KEY_TYPE( REG_SZ, szKeyValueName);
      strmov( mysql_home, lpszValue ); /* not unicode compatible */
    }
    else if ( lstrcmp(szKeyValueName, TEXT("BindAddress")) == 0 )
    {
      CHECK_KEY_TYPE( REG_SZ, szKeyValueName);

      my_bind_addr = (ulong) inet_addr( lpszValue );
      if ( my_bind_addr == (ulong) INADDR_NONE )
      {
	struct hostent* ent;

	if ( !(*lpszValue) )
	{
	  char szHostName [ 256 ];
	  if ( gethostname(szHostName, sizeof(szHostName)) == SOCKET_ERROR )
	  {
	    RegCloseKey( hParametersKey );
	    fprintf( stderr, "Can't get my own hostname\n" );
	    return 1;
	  }
	  ent = gethostbyname( szHostName );
	}
	else ent = gethostbyname( lpszValue );
	if ( !ent )
	{
	  RegCloseKey( hParametersKey );
	  fprintf( stderr, "Can't resolve hostname!\n" );
	  return 1;
	}
	my_bind_addr = (ulong) ((in_addr*)ent->h_addr_list[0])->s_addr;
      }
    }
    else if ( lstrcmp(szKeyValueName, TEXT("BigTables")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName);
      if ( *lpdwValue )
	thd_startup_options |= OPTION_BIG_TABLES;
      else
	thd_startup_options &= ~((ulong)OPTION_BIG_TABLES);
    }
    else if ( lstrcmp(szKeyValueName, TEXT("DataDir")) == 0 )
    {
      CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
      strmov( mysql_real_data_home, lpszValue ); /* not unicode compatible */
    }
    else if ( lstrcmp(szKeyValueName, TEXT("Locking")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      my_disable_locking = !(*lpdwValue);
    }
    else if ( lstrcmp(szKeyValueName, TEXT("LogFile")) == 0 )
    {
      CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
      opt_log = 1;
      COPY_KEY_VALUE( opt_logname );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("UpdateLogFile")) == 0 )
    {
      CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
      opt_update_log = 1;
      COPY_KEY_VALUE( opt_update_logname );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("BinaryLogFile")) == 0 )
    {
      CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
      opt_bin_log = 1;
      COPY_KEY_VALUE( opt_bin_logname );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("BinaryLogIndexFile")) == 0 )
    {
      CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
      opt_bin_log = 1;
      COPY_KEY_VALUE( opt_binlog_index_name );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("ISAMLogFile")) == 0 )
    {
      CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
3901 3902
      COPY_KEY_VALUE( myisam_log_filename );
      opt_myisam_log=1;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3903 3904 3905 3906 3907 3908 3909 3910 3911 3912 3913 3914 3915 3916 3917 3918 3919 3920 3921 3922 3923 3924 3925 3926 3927 3928 3929 3930 3931 3932 3933 3934 3935 3936 3937 3938 3939 3940 3941 3942 3943 3944 3945 3946 3947 3948 3949 3950 3951
    }
    else if ( lstrcmp(szKeyValueName, TEXT("LongLogFormat")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      if ( *lpdwValue )
	opt_specialflag |= SPECIAL_LONG_LOG_FORMAT;
      else
	opt_specialflag &= ~((ulong)SPECIAL_LONG_LOG_FORMAT);
    }
    else if ( lstrcmp(szKeyValueName, TEXT("LowPriorityUpdates")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      if ( *lpdwValue )
      {
	thd_startup_options |= OPTION_LOW_PRIORITY_UPDATES;
	low_priority_updates = 1;
      }
      else
      {
	thd_startup_options &= ~((ulong)OPTION_LOW_PRIORITY_UPDATES);
	low_priority_updates = 0;
      }
    }
    else if ( lstrcmp(szKeyValueName, TEXT("Port")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      mysql_port = (unsigned int) *lpdwValue;
    }
    else if ( lstrcmp(szKeyValueName, TEXT("OldProtocol")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      protocol_version = *lpdwValue ? PROTOCOL_VERSION - 1 : PROTOCOL_VERSION;
    }
    else if ( lstrcmp(szKeyValueName, TEXT("HostnameResolving")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      if ( !*lpdwValue )
	opt_specialflag |= SPECIAL_NO_RESOLVE;
      else
	opt_specialflag &= ~((ulong)SPECIAL_NO_RESOLVE);
    }
    else if ( lstrcmp(szKeyValueName, TEXT("Networking")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      opt_disable_networking = !(*lpdwValue);
    }
    else if ( lstrcmp(szKeyValueName, TEXT("ShowDatabase")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
3952
      opt_skip_show_db = !(*lpdwValue);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
3953 3954 3955 3956 3957 3958 3959 3960 3961 3962 3963 3964 3965 3966 3967 3968 3969 3970 3971 3972 3973 3974 3975 3976 3977 3978 3979 3980 3981 3982 3983 3984 3985 3986 3987 3988 3989 3990 3991 3992 3993 3994 3995 3996 3997 3998 3999 4000 4001 4002 4003 4004 4005 4006 4007 4008 4009 4010 4011 4012
    }
    else if ( lstrcmp(szKeyValueName, TEXT("HostnameCaching")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      if ( !*lpdwValue )
	opt_specialflag |= SPECIAL_NO_HOST_CACHE;
      else
	opt_specialflag &= ~((ulong)SPECIAL_NO_HOST_CACHE);
    }
    else if ( lstrcmp(szKeyValueName, TEXT("ThreadPriority")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      if ( !(*lpdwValue) )
	opt_specialflag |= SPECIAL_NO_PRIOR;
      else
	opt_specialflag &= ~((ulong)SPECIAL_NO_PRIOR);
    }
    else if ( lstrcmp(szKeyValueName, TEXT("NamedPipe")) == 0 )
    {
      CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
      COPY_KEY_VALUE( mysql_unix_port );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("TempDir")) == 0 )
    {
      CHECK_KEY_TYPE( REG_SZ, szKeyValueName );
      COPY_KEY_VALUE( mysql_tmpdir );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("FlushTables")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      nisam_flush = myisam_flush= *lpdwValue ? 1 : 0;
    }
    else if ( lstrcmp(szKeyValueName, TEXT("BackLog")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "back_log" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("ConnectTimeout")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "connect_timeout" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("JoinBufferSize")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "join_buffer" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("KeyBufferSize")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "key_buffer" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("LongQueryTime")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "long_query_time" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("MaxAllowedPacket")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "max_allowed_packet" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("MaxConnections")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "max_connections" );
    }
4013 4014 4015 4016
    else if ( lstrcmp(szKeyValueName, TEXT("MaxUserConnections")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "max_user_connections" );
    }
bk@work.mysql.com's avatar
bk@work.mysql.com committed
4017 4018 4019 4020 4021 4022 4023 4024 4025 4026 4027 4028 4029 4030 4031 4032 4033 4034 4035 4036 4037 4038 4039 4040 4041 4042 4043 4044 4045 4046 4047 4048 4049 4050 4051 4052 4053 4054 4055 4056 4057 4058 4059 4060 4061 4062 4063 4064 4065 4066 4067 4068 4069 4070 4071 4072 4073 4074 4075 4076 4077 4078 4079 4080 4081 4082 4083 4084 4085 4086 4087 4088 4089 4090 4091 4092 4093 4094 4095 4096 4097 4098 4099 4100 4101 4102 4103 4104 4105 4106 4107 4108 4109 4110 4111 4112 4113 4114 4115 4116
    else if ( lstrcmp(szKeyValueName, TEXT("MaxConnectErrors")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "max_connect_errors" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("MaxInsertDelayedThreads")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "max_delayed_threads" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("MaxJoinSize")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "max_join_size" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("MaxSortLength")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "max_sort_length" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("NetBufferLength")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "net_buffer_length" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("RecordBufferSize")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "record_buffer" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("SortBufferSize")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "sort_buffer" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("TableCacheSize")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "table_cache" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("TmpTableSize")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "tmp_table_size" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("ThreadStackSize")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "thread_stack" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("WaitTimeout")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "wait_timeout" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("DelayedInsertTimeout"))
	      == 0 )
    {
      SET_CHANGEABLE_VARVAL( "delayed_insert_timeout" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("DelayedInsertLimit")) ==
	      0 )
    {
      SET_CHANGEABLE_VARVAL( "delayed_insert_limit" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("DelayedQueueSize")) == 0
	      )
    {
      SET_CHANGEABLE_VARVAL( "delayed_queue_size" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("FlushTime")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "flush_time" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("InteractiveTimeout")) ==
	      0 )
    {
      SET_CHANGEABLE_VARVAL( "interactive_timeout" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("LowerCaseTableNames"))
	      == 0 )
    {
      SET_CHANGEABLE_VARVAL( "lower_case_table_names" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("MaxHeapTableSize")) == 0
	      )
    {
      SET_CHANGEABLE_VARVAL( "max_heap_table_size" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("MaxTmpTables")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "max_tmp_tables" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("MaxWriteLockCount")) ==
	      0 )
    {
      SET_CHANGEABLE_VARVAL( "max_write_lock_count" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("NetRetryCount")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "net_retry_count" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("QueryBufferSize")) == 0
	      )
    {
      SET_CHANGEABLE_VARVAL( "query_buffer_size" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("ThreadConcurrency")) ==
	      0 )
    {
      SET_CHANGEABLE_VARVAL( "thread_concurrency" );
4117
    }
4118 4119 4120 4121 4122 4123 4124 4125 4126 4127 4128 4129 4130 4131 4132 4133 4134 4135 4136 4137 4138 4139 4140 4141 4142 4143 4144 4145 4146 4147 4148 4149 4150 4151 4152 4153 4154 4155 4156 4157 4158 4159 4160 4161 4162 4163 4164 4165 4166 4167 4168 4169 4170 4171 4172 4173 4174 4175 4176 4177 4178 4179
#ifdef HAVE_GEMINI_DB
    else if ( lstrcmp(szKeyValueName, TEXT("GeminiLazyCommit")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      if ( *lpdwValue )
	gemini_options |= GEMOPT_FLUSH_LOG;
      else
	gemini_options &= ~GEMOPT_FLUSH_LOG;
    }
    else if ( lstrcmp(szKeyValueName, TEXT("GeminiFullRecovery")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      if ( *lpdwValue )
	gemini_options &= ~GEMOPT_NO_CRASH_PROTECTION;
      else
	gemini_options |= GEMOPT_NO_CRASH_PROTECTION;
    }
    else if ( lstrcmp(szKeyValueName, TEXT("GeminiNoRecovery")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      if ( *lpdwValue )
	gemini_options |= GEMOPT_NO_CRASH_PROTECTION;
      else
	gemini_options &= ~GEMOPT_NO_CRASH_PROTECTION;
    }
    else if ( lstrcmp(szKeyValueName, TEXT("GeminiUnbufferedIO")) == 0 )
    {
      CHECK_KEY_TYPE( REG_DWORD, szKeyValueName );
      if ( *lpdwValue )
	gemini_options |= GEMOPT_UNBUFFERED_IO;
      else
	gemini_options &= ~GEMOPT_UNBUFFERED_IO;
    }
    else if ( lstrcmp(szKeyValueName, TEXT("GeminiLockTableSize")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "gemini_lock_table_size" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("GeminiBufferCache")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "gemini_buffer_cache" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("GeminiSpinRetries")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "gemini_spin_retries" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("GeminiIoThreads")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "gemini_io_threads" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("GeminiConnectionLimit")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "gemini_connection_limit" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("GeminiLogClusterSize")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "gemini_log_cluster_size" );
    }
    else if ( lstrcmp(szKeyValueName, TEXT("GeminiLockWaitTimeout")) == 0 )
    {
      SET_CHANGEABLE_VARVAL( "gemini_lock_wait_timeout" );
    }
#endif
bk@work.mysql.com's avatar
bk@work.mysql.com committed
4180 4181 4182 4183 4184 4185 4186 4187 4188 4189 4190 4191 4192 4193 4194 4195 4196 4197 4198 4199 4200 4201 4202 4203 4204 4205
    else
    {
      TCHAR szErrorMsg [ 512 ];
      RegCloseKey( hParametersKey );
      lstrcpy( szErrorMsg, TEXT("Value \"") );
      lstrcat( szErrorMsg, szKeyValueName );
      lstrcat( szErrorMsg, TEXT("\" of registry key \"" KEY_SERVICE_PARAMETERS "\" is not defined by MySQL\n") );
      fprintf( stderr, szErrorMsg ); /* not unicode compatible */
      return 1;
    }

    dwIndex++;
    dwKeyValueName = sizeof( szKeyValueName ) / sizeof( TCHAR );
    dwKeyValueBuffer = sizeof( bKeyValueBuffer );
  }
  RegCloseKey( hParametersKey );

  /* paths are fixed by method get_options() */
  return 0;
}
#endif


static char *get_relative_path(const char *path)
{
  if (test_if_hard_path(path) &&
4206
      is_prefix(path,DEFAULT_MYSQL_HOME) &&
bk@work.mysql.com's avatar
bk@work.mysql.com committed
4207 4208
      strcmp(DEFAULT_MYSQL_HOME,FN_ROOTDIR))
  {
4209
    path+=(uint) strlen(DEFAULT_MYSQL_HOME);
bk@work.mysql.com's avatar
bk@work.mysql.com committed
4210 4211 4212 4213 4214 4215 4216 4217 4218 4219 4220 4221 4222 4223 4224 4225 4226 4227 4228 4229 4230 4231 4232 4233 4234 4235 4236 4237 4238 4239 4240 4241 4242 4243 4244 4245 4246 4247 4248
    while (*path == FN_LIBCHAR)
      path++;
  }
  return (char*) path;
}


static void fix_paths(void)
{
  (void) fn_format(mysql_home,mysql_home,"","",16); // Remove symlinks
  convert_dirname(mysql_home);
  convert_dirname(mysql_real_data_home);
  convert_dirname(language);
  (void) my_load_path(mysql_home,mysql_home,""); // Resolve current dir
  (void) my_load_path(mysql_real_data_home,mysql_real_data_home,mysql_home);
  (void) my_load_path(pidfile_name,pidfile_name,mysql_real_data_home);

  char buff[FN_REFLEN],*sharedir=get_relative_path(SHAREDIR);
  if (test_if_hard_path(sharedir))
    strmov(buff,sharedir);			/* purecov: tested */
  else
    strxmov(buff,mysql_home,sharedir,NullS);
  convert_dirname(buff);
  (void) my_load_path(language,language,buff);

  /* If --character-sets-dir isn't given, use shared library dir */
  if (charsets_dir != mysql_charsets_dir)
  {
    strmov(strmov(mysql_charsets_dir,buff),CHARSET_DIR);
    charsets_dir=mysql_charsets_dir;
  }

  /* Add '/' to TMPDIR if needed */
  char *tmp= (char*) my_malloc(FN_REFLEN,MYF(MY_FAE));
  if (tmp)
  {
    strmov(tmp,mysql_tmpdir);
    mysql_tmpdir=tmp;
    convert_dirname(mysql_tmpdir);
4249
    mysql_tmpdir=(char*) my_realloc(mysql_tmpdir,(uint) strlen(mysql_tmpdir)+1,
bk@work.mysql.com's avatar
bk@work.mysql.com committed
4250 4251 4252 4253 4254 4255 4256 4257 4258 4259 4260 4261 4262 4263 4264 4265 4266 4267 4268 4269 4270 4271 4272 4273 4274 4275 4276 4277 4278 4279 4280 4281 4282 4283 4284 4285 4286
				    MYF(MY_HOLD_ON_ERROR));
  }
}


#ifdef SET_RLIMIT_NOFILE
static uint set_maximum_open_files(uint max_file_limit)
{
  struct rlimit rlimit;
  ulong old_cur;

  if (!getrlimit(RLIMIT_NOFILE,&rlimit))
  {
    old_cur=rlimit.rlim_cur;
    if (rlimit.rlim_cur >= max_file_limit)	// Nothing to do
      return rlimit.rlim_cur;			/* purecov: inspected */
    rlimit.rlim_cur=rlimit.rlim_max=max_file_limit;
    if (setrlimit(RLIMIT_NOFILE,&rlimit))
    {
      sql_print_error("Warning: setrlimit couldn't increase number of open files to more than %ld",
	      old_cur);		/* purecov: inspected */
      max_file_limit=old_cur;
    }
    else
    {
      (void) getrlimit(RLIMIT_NOFILE,&rlimit);
      if ((uint) rlimit.rlim_cur != max_file_limit)
	sql_print_error("Warning: setrlimit returned ok, but didn't change limits. Max open files is %ld",
			  (ulong) rlimit.rlim_cur); /* purecov: inspected */
      max_file_limit=rlimit.rlim_cur;
    }
  }
  return max_file_limit;
}
#endif


4287 4288 4289 4290 4291 4292 4293 4294 4295 4296 4297 4298 4299 4300 4301 4302 4303 4304 4305 4306 4307 4308 4309 4310 4311 4312 4313 4314 4315 4316 4317 4318 4319 4320 4321 4322 4323 4324 4325 4326 4327 4328 4329 4330 4331 4332 4333 4334 4335 4336 4337 4338 4339 4340 4341 4342 4343 4344
	/*
	  Return a bitfield from a string of substrings separated by ','
	  returns ~(ulong) 0 on error.
	*/

static ulong find_bit_type(const char *x, TYPELIB *bit_lib)
{
  bool found_end;
  int  found_count;
  const char *end,*i,*j;
  const char **array, *pos;
  ulong found,found_int,bit;
  DBUG_ENTER("find_bit_type");
  DBUG_PRINT("enter",("x: '%s'",x));

  found=0;
  found_end= 0;
  pos=(my_string) x;
  do
  {
    if (!*(end=strcend(pos,',')))		/* Let end point at fieldend */
    {
      while (end > pos && end[-1] == ' ')
	end--;					/* Skipp end-space */
      found_end=1;
    }
    found_int=0; found_count=0;
    for (array=bit_lib->type_names, bit=1 ; (i= *array++) ; bit<<=1)
    {
      j=pos;
      while (j != end)
      {
	if (toupper(*i++) != toupper(*j++))
	  goto skipp;
      }
      found_int=bit;
      if (! *i)
      {
	found_count=1;
	break;
      }
      else if (j != pos)			// Half field found
      {
	found_count++;				// Could be one of two values
      }
skipp: ;
    }
    if (found_count != 1)
      DBUG_RETURN(~(ulong) 0);				// No unique value
    found|=found_int;
    pos=end+1;
  } while (! found_end);

  DBUG_PRINT("exit",("bit-field: %ld",(ulong) found));
  DBUG_RETURN(found);
} /* find_bit_type */


bk@work.mysql.com's avatar
bk@work.mysql.com committed
4345 4346 4347 4348 4349 4350 4351 4352 4353
/*****************************************************************************
** Instantiate templates
*****************************************************************************/

#ifdef __GNUC__
/* Used templates */
template class I_List<THD>;
template class I_List_iterator<THD>;
template class I_List<i_string>;
4354
template class I_List<i_string_pair>;
bk@work.mysql.com's avatar
bk@work.mysql.com committed
4355
#endif