upgrade readline to version 4.3

client/completion_hash.cc:
  correct headers of functions for readline 4.3 (add const modifier to char*)
client/completion_hash.h:
  correct headers of functions for readline 4.3 (add const modifier to char*)
client/mysql.cc:
  correct functions for readline 4.3

client/completion_hash.cc

@@ -27,7 +27,7 @@
 #include <my_sys.h>
 #include "completion_hash.h"
 
-uint hashpjw(char *arKey, uint nKeyLength)
+uint hashpjw(const char *arKey, uint nKeyLength)
 {
   uint h = 0, g, i;
 
@@ -111,7 +111,7 @@ int completion_hash_update(HashTable *ht, char *arKey, uint nKeyLength,
   return SUCCESS;
 }
 
-static Bucket *completion_hash_find(HashTable *ht, char *arKey,
+static Bucket *completion_hash_find(HashTable *ht, const char *arKey,
 				    uint nKeyLength)
 {
   uint h, nIndex;
@@ -156,7 +156,7 @@ int completion_hash_exists(HashTable *ht, char *arKey, uint nKeyLength)
   return 0;
 }
 
-Bucket *find_all_matches(HashTable *ht, char *str, uint length,
+Bucket *find_all_matches(HashTable *ht, const char *str, uint length,
 			 uint *res_length)
 {
   Bucket *b;

client/completion_hash.h

@@ -43,14 +43,14 @@ typedef struct hashtable {
   uint nTableSize;
   uint initialized;
   MEM_ROOT mem_root;
-  uint(*pHashFunction) (char *arKey, uint nKeyLength);
+  uint(*pHashFunction) (const char *arKey, uint nKeyLength);
   Bucket **arBuckets;
 } HashTable;
 
 extern int completion_hash_init(HashTable *ht, uint nSize);
 extern int completion_hash_update(HashTable *ht, char *arKey, uint nKeyLength, char *str);
 extern int hash_exists(HashTable *ht, char *arKey);
-extern Bucket *find_all_matches(HashTable *ht, char *str, uint length, uint *res_length);
+extern Bucket *find_all_matches(HashTable *ht, const char *str, uint length, uint *res_length);
 extern Bucket *find_longest_match(HashTable *ht, char *str, uint length, uint *res_length);
 extern void add_word(HashTable *ht,char *str);
 extern void completion_hash_clean(HashTable *ht);

client/mysql.cc

@@ -1049,8 +1049,8 @@ static bool add_line(String &buffer,char *line,char *in_string)
 
 #ifdef HAVE_READLINE
 
-static char *new_command_generator(char *text, int);
-static char **new_mysql_completion (char *text, int start, int end);
+static char *new_command_generator(const char *text, int);
+static char **new_mysql_completion (const char *text, int start, int end);
 
 /*
   Tell the GNU Readline library how to complete.  We want to try to complete
@@ -1058,8 +1058,8 @@ static char **new_mysql_completion (char *text, int start, int end);
   if not.
 */
 
-char **no_completion (char *text __attribute__ ((unused)),
-		      char *word __attribute__ ((unused)))
+char *no_completion (const char *text __attribute__ ((unused)),
+		      int )
 {
   return 0;					/* No filename completion */
 }
@@ -1071,8 +1071,8 @@ static void initialize_readline (char *name)
 
   /* Tell the completer that we want a crack first. */
   /* rl_attempted_completion_function = (CPPFunction *)mysql_completion;*/
-  rl_attempted_completion_function = (CPPFunction *) new_mysql_completion;
-  rl_completion_entry_function=(Function *) no_completion;
+  rl_attempted_completion_function = &new_mysql_completion;
+  rl_completion_entry_function= &no_completion;
 }
 
 /*
@@ -1082,17 +1082,17 @@ static void initialize_readline (char *name)
   array of matches, or NULL if there aren't any.
 */
 
-static char **new_mysql_completion (char *text,
+static char **new_mysql_completion (const char *text,
 				    int start __attribute__((unused)),
 				    int end __attribute__((unused)))
 {
   if (!status.batch && !quick)
-    return completion_matches(text, (CPFunction*) new_command_generator);
+    return rl_completion_matches(text, new_command_generator);
   else
     return (char**) 0;
 }
 
-static char *new_command_generator(char *text,int state)
+static char *new_command_generator(const char *text,int state)
 {
   static int textlen;
   char *ptr;

readline/COPYING

@@ -2,7 +2,7 @@
 		       Version 2, June 1991
 
  Copyright (C) 1989, 1991 Free Software Foundation, Inc.
-                          675 Mass Ave, Cambridge, MA 02139, USA
+                          59 Temple Place, Suite 330, Boston, MA 02111 USA
  Everyone is permitted to copy and distribute verbatim copies
  of this license document, but changing it is not allowed.
 
@@ -305,7 +305,7 @@ the "copyright" line and a pointer to where the full notice is found.
 
     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., 675 Mass Ave, Cambridge, MA 02139, USA.
+    Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
 
 Also add information on how to contact you by electronic and paper mail.
 

readline/Makefile.am

@@ -15,7 +15,7 @@ libreadline_a_SOURCES =	readline.c funmap.c keymaps.c \
 			callback.c terminal.c xmalloc.c \
 			history.c histsearch.c histexpand.c \
 			histfile.c nls.c search.c \
-			shell.c tilde.c 
+			shell.c tilde.c misc.c text.c mbutil.c
 
 pkginclude_HEADERS =	readline.h chardefs.h keymaps.h history.h tilde.h
 

readline/README

 Introduction
 ============
 
-This is the Gnu Readline library, version 4.0.
+This is the Gnu Readline library, version 4.3.
 
 The Readline library provides a set of functions for use by applications
 that allow users to edit command lines as they are typed in.  Both
@@ -16,8 +16,8 @@ may be used without Readline in applications which desire its
 capabilities.
 
 The Readline library is free software, distributed under the terms of
-the GNU Public License, version 2.  For more information, see the file
-COPYING.
+the [GNU] General Public License, version 2.  For more information, see
+the file COPYING.
 
 To build the library, try typing `./configure', then `make'.  The
 configuration process is automated, so no further intervention should
@@ -37,6 +37,9 @@ to customize and control the build process.
 The file rlconf.h contains C preprocessor defines that enable and disable
 certain Readline features.
 
+The special make target `everything' will build the static and shared
+libraries (if the target platform supports them) and the examples.
+
 Examples
 ========
 
@@ -54,6 +57,9 @@ a Makefile in the `shlib' subdirectory, and typing `make shared'
 will cause shared versions of the Readline and History libraries
 to be built on supported platforms.
 
+If `configure' is given the `--enable-shared' option, it will attempt
+to build the shared libraries by default on supported platforms.
+
 Configure calls the script support/shobj-conf to test whether or
 not shared library creation is supported and to generate the values
 of variables that are substituted into shlib/Makefile.  If you
@@ -64,8 +70,8 @@ your platform.
 If you need to update support/shobj-conf, you will need to create
 a `stanza' for your operating system and compiler.  The script uses
 the value of host_os and ${CC} as determined by configure.  For
-instance, FreeBSD 2.2.5 with any version of gcc is identified as
-`freebsd2.2.5-gcc*'.
+instance, FreeBSD 4.2 with any version of gcc is identified as
+`freebsd4.2-gcc*'.
 
 In the stanza for your operating system-compiler pair, you will need to
 define several variables.  They are:
@@ -122,18 +128,21 @@ Once you have updated support/shobj-conf, re-run configure and type
 `make shared'.  The shared libraries will be created in the shlib
 subdirectory.
 
-Since shared libraries are not created on all platforms, `make install'
-will not automatically install the shared libraries.  To install them,
-change the current directory to shlib and type `make install'.  Running
-`make install-shared' from the top-level build directory will also work.
+If shared libraries are created, `make install' will install them. 
+You may install only the shared libraries by running `make
+install-shared' from the top-level build directory.  Running `make
+install' in the shlib subdirectory will also work.  If you don't want
+to install any created shared libraries, run `make install-static'. 
 
 Documentation
 =============
 
-The documentation for the Readline and History libraries appears in the
-`doc' subdirectory.  There are two texinfo files and a Unix-style manual
-page describing the programming facilities available in the Readline
-library.  The texinfo files include both user and programmer's manuals.
+The documentation for the Readline and History libraries appears in
+the `doc' subdirectory.  There are three texinfo files and a
+Unix-style manual page describing the facilities available in the
+Readline library.  The texinfo files include both user and
+programmer's manuals.  HTML versions of the manuals appear in the
+`doc' subdirectory as well. 
 
 Reporting Bugs
 ==============
@@ -144,7 +153,7 @@ Bug reports for Readline should be sent to:
 
 When reporting a bug, please include the following information:
 
-        * the version number and release status of Readline (e.g., 4.0-release)
+        * the version number and release status of Readline (e.g., 4.2-release)
         * the machine and OS that it is running on
         * a list of the compilation flags or the contents of `config.h', if
           appropriate

readline/ansi_stdlib.h

@@ -18,18 +18,31 @@
 
    You should have received a copy of the GNU General Public License along
    with Bash; see the file COPYING.  If not, write to the Free Software
-   Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+   Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
 
 #if !defined (_STDLIB_H_)
 #define	_STDLIB_H_ 1
 
 /* String conversion functions. */
 extern int atoi ();
-extern long int atol ();
+
+extern double atof ();
+extern double strtod ();
 
 /* Memory allocation functions. */
-extern char *malloc ();
-extern char *realloc ();
+/* Generic pointer type. */
+#ifndef PTR_T
+
+#if defined (__STDC__)
+#  define PTR_T	void *
+#else
+#  define PTR_T char *
+#endif
+
+#endif /* PTR_T */
+
+extern PTR_T malloc ();
+extern PTR_T realloc ();
 extern void free ();
 
 /* Other miscellaneous functions. */

readline/callback.c

@@ -7,7 +7,7 @@
 
    The GNU Readline Library 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 1, or
+   as published by the Free Software Foundation; either version 2, or
    (at your option) any later version.
 
    The GNU Readline Library is distributed in the hope that it will be
@@ -18,7 +18,7 @@
    The GNU General Public License is often shipped with GNU software, and
    is generally kept in a file called COPYING or LICENSE.  If you do not
    have a copy of the license, write to the Free Software Foundation,
-   675 Mass Ave, Cambridge, MA 02139, USA. */
+   59 Temple Place, Suite 330, Boston, MA 02111 USA. */
 #define READLINE_LIBRARY
 
 #if defined (HAVE_CONFIG_H)
@@ -29,22 +29,20 @@
 
 #if defined (READLINE_CALLBACKS)
 
-#include <stdlib.h>
 #include <sys/types.h>
+
+#ifdef HAVE_STDLIB_H
+#  include <stdlib.h>
+#else
+#  include "ansi_stdlib.h"
+#endif
+
 #include <stdio.h>
 
 /* System-specific feature definitions and include files. */
 #include "rldefs.h"
 #include "readline.h"
-
-extern void readline_internal_setup ();
-extern char *readline_internal_teardown ();
-extern int readline_internal_char ();
-extern void _rl_init_line_state ();
-
-extern int _rl_meta_flag;
-extern char *rl_prompt;
-extern int rl_visible_prompt_length;
+#include "rlprivate.h"
 
 /* **************************************************************** */
 /*								    */
@@ -61,7 +59,7 @@ extern int rl_visible_prompt_length;
    text read in at each end of line.  The terminal is kept prepped and
    signals handled all the time, except during calls to the user's function. */
 
-VFunction *rl_linefunc;		/* user callback function */
+rl_vcpfunc_t *rl_linefunc;		/* user callback function */
 static int in_handler;		/* terminal_prepped and signals set? */
 
 /* Make sure the terminal is set up, initialize readline, and prompt. */
@@ -87,11 +85,10 @@ _rl_callback_newline ()
 /* Install a readline handler, set up the terminal, and issue the prompt. */
 void
 rl_callback_handler_install (prompt, linefunc)
-     char *prompt;
-     VFunction *linefunc;
+     const char *prompt;
+     rl_vcpfunc_t *linefunc;
 {
-  rl_prompt = prompt;
-  rl_visible_prompt_length = rl_prompt ? rl_expand_prompt (rl_prompt) : 0;
+  rl_set_prompt (prompt);
   rl_linefunc = linefunc;
   _rl_callback_newline ();
 }
@@ -111,24 +108,33 @@ rl_callback_read_char ()
 
   eof = readline_internal_char ();
 
-  if (rl_done)
+  /* We loop in case some function has pushed input back with rl_execute_next. */
+  for (;;)
     {
-      line = readline_internal_teardown (eof);
+      if (rl_done)
+	{
+	  line = readline_internal_teardown (eof);
 
-      (*rl_deprep_term_function) ();
+	  (*rl_deprep_term_function) ();
 #if defined (HANDLE_SIGNALS)
-      rl_clear_signals ();
+	  rl_clear_signals ();
 #endif
-      in_handler = 0;
-      (*rl_linefunc) (line);
-
-    /* If the user did not clear out the line, do it for him. */
-    if (rl_line_buffer[0])
-      _rl_init_line_state ();
-
-    /* Redisplay the prompt if readline_handler_{install,remove} not called. */
-      if (in_handler == 0 && rl_linefunc)
-	_rl_callback_newline ();
+	  in_handler = 0;
+	  (*rl_linefunc) (line);
+
+	  /* If the user did not clear out the line, do it for him. */
+	  if (rl_line_buffer[0])
+	    _rl_init_line_state ();
+
+	  /* Redisplay the prompt if readline_handler_{install,remove}
+	     not called. */
+	  if (in_handler == 0 && rl_linefunc)
+	    _rl_callback_newline ();
+	}
+      if (rl_pending_input)
+	eof = readline_internal_char ();
+      else
+        break;
     }
 }
 

readline/chardefs.h

@@ -7,7 +7,7 @@
 
    The GNU Readline Library 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 1, or
+   as published by the Free Software Foundation; either version 2, or
    (at your option) any later version.
 
    The GNU Readline Library is distributed in the hope that it will be
@@ -18,21 +18,23 @@
    The GNU General Public License is often shipped with GNU software, and
    is generally kept in a file called COPYING or LICENSE.  If you do not
    have a copy of the license, write to the Free Software Foundation,
-   675 Mass Ave, Cambridge, MA 02139, USA. */
+   59 Temple Place, Suite 330, Boston, MA 02111 USA. */
 
 #ifndef _CHARDEFS_H_
 #define _CHARDEFS_H_
 
-#ifndef _m_ctype_h
 #include <ctype.h>
-#endif
 
 #if defined (HAVE_CONFIG_H)
 #  if defined (HAVE_STRING_H)
+#    if ! defined (STDC_HEADERS) && defined (HAVE_MEMORY_H)
+#      include <memory.h>
+#    endif
 #    include <string.h>
-#  else
-#    include <strings.h>
 #  endif /* HAVE_STRING_H */
+#  if defined (HAVE_STRINGS_H)
+#    include <strings.h>
+#  endif /* HAVE_STRINGS_H */
 #else
 #  include <string.h>
 #endif /* !HAVE_CONFIG_H */
@@ -42,7 +44,10 @@
 #endif
 
 #ifdef CTRL
-#undef CTRL
+#  undef CTRL
+#endif
+#ifdef UNCTRL
+#  undef UNCTRL
 #endif
 
 /* Some character stuff. */
@@ -53,7 +58,7 @@
 #define meta_character_bit 0x080	    /* x0000000, must be on. */
 #define largest_char 255		    /* Largest character value. */
 
-#define CTRL_CHAR(c) ((c) < control_character_threshold && (c) >= 0)
+#define CTRL_CHAR(c) ((c) < control_character_threshold && (((c) & 0x80) == 0))
 #define META_CHAR(c) ((c) > meta_character_threshold && (c) <= largest_char)
 
 #define CTRL(c) ((c) & control_character_mask)
@@ -62,32 +67,58 @@
 #define UNMETA(c) ((c) & (~meta_character_bit))
 #define UNCTRL(c) _rl_to_upper(((c)|control_character_bit))
 
-/* Old versions
-#define _rl_lowercase_p(c) (((c) > ('a' - 1) && (c) < ('z' + 1)))
-#define _rl_uppercase_p(c) (((c) > ('A' - 1) && (c) < ('Z' + 1)))
-#define _rl_digit_p(c)  ((c) >= '0' && (c) <= '9')
-*/
+#if defined STDC_HEADERS || (!defined (isascii) && !defined (HAVE_ISASCII))
+#  define IN_CTYPE_DOMAIN(c) 1
+#else
+#  define IN_CTYPE_DOMAIN(c) isascii(c)
+#endif
+
+#if !defined (isxdigit) && !defined (HAVE_ISXDIGIT)
+#  define isxdigit(c)   (isdigit((c)) || ((c) >= 'a' && (c) <= 'f') || ((c) >= 'A' && (c) <= 'F'))
+#endif
+
+#define NON_NEGATIVE(c)	((unsigned char)(c) == (c))
 
-#define _rl_lowercase_p(c) (islower(c))
-#define _rl_uppercase_p(c) (isupper(c))
-#define _rl_digit_p(x)  (isdigit (x))
+/* Some systems define these; we want our definitions. */
+#undef ISPRINT
 
-#define _rl_pure_alphabetic(c) (_rl_lowercase_p(c) || _rl_uppercase_p(c))
-#define ALPHABETIC(c)	(_rl_lowercase_p(c) || _rl_uppercase_p(c) || _rl_digit_p(c))
+#define ISALNUM(c)	(IN_CTYPE_DOMAIN (c) && isalnum (c))
+#define ISALPHA(c)	(IN_CTYPE_DOMAIN (c) && isalpha (c))
+#define ISDIGIT(c)	(IN_CTYPE_DOMAIN (c) && isdigit (c))
+#define ISLOWER(c)	(IN_CTYPE_DOMAIN (c) && islower (c))
+#define ISPRINT(c)	(IN_CTYPE_DOMAIN (c) && isprint (c))
+#define ISUPPER(c)	(IN_CTYPE_DOMAIN (c) && isupper (c))
+#define ISXDIGIT(c)	(IN_CTYPE_DOMAIN (c) && isxdigit (c))
 
-/* Old versions
-#  define _rl_to_upper(c) (_rl_lowercase_p(c) ? ((c) - 32) : (c))
-#  define _rl_to_lower(c) (_rl_uppercase_p(c) ? ((c) + 32) : (c))
-*/
+#define _rl_lowercase_p(c)	(NON_NEGATIVE(c) && ISLOWER(c))
+#define _rl_uppercase_p(c)	(NON_NEGATIVE(c) && ISUPPER(c))
+#define _rl_digit_p(c)		((c) >= '0' && (c) <= '9')
+
+#define _rl_pure_alphabetic(c)	(NON_NEGATIVE(c) && ISALPHA(c))
+#define ALPHABETIC(c)		(NON_NEGATIVE(c) && ISALNUM(c))
 
 #ifndef _rl_to_upper
-#  define _rl_to_upper(c) (islower(c) ? toupper(c) : (c))
-#  define _rl_to_lower(c) (isupper(c) ? tolower(c) : (c))
+#  define _rl_to_upper(c) (_rl_lowercase_p(c) ? toupper((unsigned char)c) : (c))
+#  define _rl_to_lower(c) (_rl_uppercase_p(c) ? tolower((unsigned char)c) : (c))
 #endif
 
 #ifndef _rl_digit_value
-#define _rl_digit_value(x) ((x) - '0')
+#  define _rl_digit_value(x) ((x) - '0')
+#endif
+
+#ifndef _rl_isident
+#  define _rl_isident(c) (ISALNUM(c) || (c) == '_')
+#endif
+
+#ifndef ISOCTAL
+#  define ISOCTAL(c)	((c) >= '0' && (c) <= '7')
 #endif
+#define OCTVALUE(c)	((c) - '0')
+
+#define HEXVALUE(c) \
+  (((c) >= 'a' && (c) <= 'f') \
+  	? (c)-'a'+10 \
+  	: (c) >= 'A' && (c) <= 'F' ? (c)-'A'+10 : (c)-'0')
 
 #ifndef NEWLINE
 #define NEWLINE '\n'
@@ -125,18 +156,4 @@
 #endif
 #define ESC CTRL('[')
 
-#ifndef ISOCTAL
-#define ISOCTAL(c)      ((c) >= '0' && (c) <= '7')
-#endif
-#define OCTVALUE(c)     ((c) - '0')
-
-#ifndef isxdigit
-#  define isxdigit(c)   (isdigit((c)) || ((c) >= 'a' && (c) <= 'f') || ((c) >= 'A' && (c) <= 'F'))
-#endif
-
-#define HEXVALUE(c) \
-  (((c) >= 'a' && (c) <= 'f') \
-  	? (c)-'a'+10 \
-  	: (c) >= 'A' && (c) <= 'F' ? (c)-'A'+10 : (c)-'0')
-
 #endif  /* _CHARDEFS_H_ */

readline/configure.in

@@ -4,34 +4,49 @@ dnl
 dnl report bugs to chet@po.cwru.edu
 dnl
 dnl Process this file with autoconf to produce a configure script.
-AC_REVISION([for Readline 4.0, version 2.14, from autoconf version] AC_ACVERSION)
-LIBVERSION=4.0
+AC_REVISION([for Readline 4.3, version 2.45, from autoconf version] AC_ACVERSION)
 
-AC_INIT(readline.h)
-AC_CONFIG_HEADER(config.h)
+AC_INIT(readline, 4.3, bug-readline@gnu.org)
 
 dnl make sure we are using a recent autoconf version
-AC_PREREQ(2.10)
+AC_PREREQ(2.50)
 
+AC_CONFIG_SRCDIR(readline.h)
 AC_CONFIG_AUX_DIR(./support)
+AC_CONFIG_HEADERS(config.h)
+
+dnl update the value of RL_READLINE_VERSION in readline.h when this changes
+LIBVERSION=4.3
 
 AC_CANONICAL_HOST
 
 dnl configure defaults
 opt_curses=no
-opt_shared=no
 
 dnl arguments to configure
-AC_ARG_WITH(curses, --with-curses               use the curses library instead of the termcap library,opt_curses=$withval)
+AC_ARG_WITH(curses, AC_HELP_STRING([--with-curses], [use the curses library instead of the termcap library]), opt_curses=$withval)
 
 if test "$opt_curses" = "yes"; then
 	prefer_curses=yes
 fi
 
+dnl option parsing for optional features
+opt_static_libs=yes
+opt_shared_libs=yes
+
+AC_ARG_ENABLE(shared, AC_HELP_STRING([--enable-shared], [build shared libraries [[default=YES]]]), opt_shared_libs=$enableval)
+AC_ARG_ENABLE(static, AC_HELP_STRING([--enable-static], [build static libraries [[default=YES]]]), opt_static_libs=$enableval)
+
+echo ""
+echo "Beginning configuration for readline-$LIBVERSION for ${host_cpu}-${host_vendor}-${host_os}"
+echo ""
+
 # We want these before the checks, so the checks can modify their values.
 test -z "$CFLAGS" && CFLAGS=-g auto_cflags=1
 
+AC_PROG_MAKE_SET
 AC_PROG_CC
+dnl AC_AIX
 AC_MINIX
 
 # If we're using gcc and the user hasn't specified CFLAGS, add -O to CFLAGS.
@@ -39,7 +54,7 @@ test -n "$GCC" && test -n "$auto_cflags" && CFLAGS="$CFLAGS -O"
 
 AC_PROG_GCC_TRADITIONAL
 AC_PROG_INSTALL
-AC_CHECK_PROG(AR, ar, ar)
+AC_CHECK_PROG(AR, ar, , ar)
 dnl Set default for ARFLAGS, since autoconf does not have a macro for it.
 dnl This allows people to set it when running configure or make
 test -n "$ARFLAGS" || ARFLAGS="cr"
@@ -48,32 +63,42 @@ AC_PROG_RANLIB
 MAKE_SHELL=/bin/sh
 AC_SUBST(MAKE_SHELL)
 
-AC_RETSIGTYPE
+AC_C_CONST
+AC_C_PROTOTYPES
+AC_C_CHAR_UNSIGNED
+
+AC_TYPE_SIGNAL
+
+AC_TYPE_SIZE_T
+AC_CHECK_TYPE(ssize_t, int)
 
 AC_HEADER_STAT
 AC_HEADER_DIRENT
 
-AC_CHECK_FUNCS(strcasecmp select setenv putenv tcgetattr setlocale lstat)
+AC_CHECK_FUNCS(lstat memmove putenv select setenv setlocale \
+		strcasecmp strpbrk tcgetattr vsnprintf isascii isxdigit)
 
 AC_FUNC_STRCOLL
 
-AC_CHECK_HEADERS(unistd.h stdlib.h varargs.h stdarg.h string.h \
-		sys/ptem.h sys/pte.h sys/stream.h sys/select.h \
-		termcap.h termios.h termio.h sys/file.h locale.h)
+AC_CHECK_HEADERS(unistd.h stdlib.h varargs.h stdarg.h string.h strings.h \
+		limits.h sys/ptem.h sys/pte.h sys/stream.h sys/select.h \
+		termcap.h termios.h termio.h sys/file.h locale.h memory.h )
 
-BASH_SIGNAL_CHECK
-BASH_REINSTALL_SIGHANDLERS
+BASH_SYS_SIGNAL_VINTAGE
+BASH_SYS_REINSTALL_SIGHANDLERS
 
 BASH_FUNC_POSIX_SETJMP
 BASH_FUNC_LSTAT
-BASH_CHECK_GETPW_FUNCS
 BASH_FUNC_STRCOLL
 
+BASH_CHECK_GETPW_FUNCS
+
+AC_HEADER_TIOCGWINSZ
+
 BASH_TYPE_SIGHANDLER
-BASH_HAVE_TIOCGWINSZ
 BASH_HAVE_TIOCSTAT
 BASH_HAVE_FIONREAD
-BASH_MISC_SPEED_T
+BASH_CHECK_SPEED_T
 BASH_STRUCT_WINSIZE
 BASH_STRUCT_DIRENT_D_INO
 BASH_STRUCT_DIRENT_D_FILENO
@@ -84,11 +109,18 @@ aix*)   prefer_curses=yes ;;
 esac
 BASH_CHECK_LIB_TERMCAP
 if test "$TERMCAP_LIB" = "./lib/termcap/libtermcap.a"; then
-	TERMCAP_LIB=-ltermcap	#default
+	if test "$prefer_curses" = yes; then
+		TERMCAP_LIB=-lcurses
+	else
+		TERMCAP_LIB=-ltermcap	#default
+	fi
 fi
 
+BASH_CHECK_MULTIBYTE
+
 case "$host_cpu" in
 *cray*)	LOCAL_CFLAGS=-DCRAY ;;
+*s390*) LOCAL_CFLAGS=-fsigned-char ;;
 esac
 
 case "$host_os" in
@@ -102,7 +134,7 @@ esac
 #
 if test -f ${srcdir}/support/shobj-conf; then
         AC_MSG_CHECKING(configuration for building shared libraries)
-        eval `${CONFIG_SHELL-/bin/sh} ${srcdir}/support/shobj-conf -C ${CC} -c ${host_cpu} -o ${host_os} -v ${host_vendor}`
+        eval `${CONFIG_SHELL-/bin/sh} ${srcdir}/support/shobj-conf -C "${CC}" -c ${host_cpu} -o ${host_os} -v ${host_vendor}`
         AC_SUBST(SHOBJ_CC)
         AC_SUBST(SHOBJ_CFLAGS)
         AC_SUBST(SHOBJ_LD)
@@ -116,9 +148,40 @@ if test -f ${srcdir}/support/shobj-conf; then
 	AC_SUBST(SHLIB_LIBVERSION)
 	AC_SUBST(SHLIB_LIBS)
         AC_MSG_RESULT($SHLIB_STATUS)
+
+	# SHLIB_STATUS is either `supported' or `unsupported'.  If it's
+	# `unsupported', turn off any default shared library building
+	if test "$SHLIB_STATUS" = 'unsupported'; then
+		opt_shared_libs=no
+	fi
+
+	# shared library versioning
+	# quoted for m4 so I can use character classes
+	SHLIB_MAJOR=[`expr "$LIBVERSION" : '\([0-9]\)\..*'`]
+	SHLIB_MINOR=[`expr "$LIBVERSION" : '[0-9]\.\([0-9]\).*'`]
+	AC_SUBST(SHLIB_MAJOR)
+	AC_SUBST(SHLIB_MINOR)
+fi
+
+if test "$opt_static_libs" = "yes"; then
+	STATIC_TARGET=static
+	STATIC_INSTALL_TARGET=install-static
+fi
+if test "$opt_shared_libs" = "yes"; then
+	SHARED_TARGET=shared
+	SHARED_INSTALL_TARGET=install-shared
 fi
 
-BUILD_DIR=`pwd`
+AC_SUBST(STATIC_TARGET)
+AC_SUBST(SHARED_TARGET)
+AC_SUBST(STATIC_INSTALL_TARGET)
+AC_SUBST(SHARED_INSTALL_TARGET)
+
+case "$host_os" in
+msdosdjgpp*)	BUILD_DIR=`pwd.exe` ;;	# to prevent //d/path/file
+*)		BUILD_DIR=`pwd` ;;
+esac
+
 AC_SUBST(BUILD_DIR)
 
 AC_SUBST(CFLAGS)

readline/histlib.h

@@ -6,7 +6,7 @@
 
    The Library 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 1, or (at your option)
+   the Free Software Foundation; either version 2, or (at your option)
    any later version.
 
    The Library is distributed in the hope that it will be useful, but
@@ -17,27 +17,24 @@
    The GNU General Public License is often shipped with GNU software, and
    is generally kept in a file called COPYING or LICENSE.  If you do not
    have a copy of the license, write to the Free Software Foundation,
-   675 Mass Ave, Cambridge, MA 02139, USA. */
+   59 Temple Place, Suite 330, Boston, MA 02111 USA. */
 
 #if !defined (_HISTLIB_H_)
 #define _HISTLIB_H_
 
-/* Function pointers can be declared as (Function *)foo. */
-#if !defined (_FUNCTION_DEF)
-#  define _FUNCTION_DEF
-typedef int Function ();
-typedef void VFunction ();
-typedef char *CPFunction ();
-typedef char **CPPFunction ();
-#endif /* _FUNCTION_DEF */
+#if defined (HAVE_STRING_H)
+#  include <string.h>
+#else
+#  include <strings.h>
+#endif /* !HAVE_STRING_H */
 
+#if !defined (STREQ)
 #define STREQ(a, b)	(((a)[0] == (b)[0]) && (strcmp ((a), (b)) == 0))
-#define STREQN(a, b, n)	(((a)[0] == (b)[0]) && (strncmp ((a), (b), (n)) == 0))
+#define STREQN(a, b, n) (((n) == 0) ? (1) \
+				    : ((a)[0] == (b)[0]) && (strncmp ((a), (b), (n)) == 0))
+#endif
 
 #ifndef savestring
-#  ifndef strcpy
-extern char *strcpy ();
-#  endif
 #define savestring(x) strcpy (xmalloc (1 + strlen (x)), (x))
 #endif
 
@@ -79,4 +76,7 @@ extern char *strchr ();
 #define HISTORY_APPEND 0
 #define HISTORY_OVERWRITE 1
 
+/* Some variable definitions shared across history source files. */
+extern int history_offset;
+
 #endif /* !_HISTLIB_H_ */