* configure.ac: Require 2.54.

s/jm_FUNC_MALLOC/AC_FUNC_MALLOC/.
s/jm_FUNC_REALLOC/AC_FUNC_REALLOC/.
* m4/c-bs-a.m4, m4/malloc.m4, m4/mbstate_t.m4, m4/realloc.m4:
Remove, provided by Autoconf macros.

7 files changed, 14 insertions, 147 deletions

diff --git a/ChangeLog b/ChangeLog
index 862b4746..6e34ac31 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2002-09-13  Akim Demaille  <akim@epita.fr>
+
+	* configure.ac: Require 2.54.
+	s/jm_FUNC_MALLOC/AC_FUNC_MALLOC/.
+	s/jm_FUNC_REALLOC/AC_FUNC_REALLOC/.
+	* m4/c-bs-a.m4, m4/malloc.m4, m4/mbstate_t.m4, m4/realloc.m4:
+	Remove, provided by Autoconf macros.
+
 2002-09-12  Akim Demaille  <akim@epita.fr>
 
 	* m4/prereq.m4: Update, from Coreutils 4.5.1.
diff --git a/configure.ac b/configure.ac
index 60415917..2a2f915a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -18,7 +18,7 @@
 # 02111-1307  USA
 
 # We need a recent Autoconf to run a recent Autotest.
-AC_PREREQ(2.53)
+AC_PREREQ(2.54)
 
 AC_INIT([GNU Bison], [1.49c], [bug-bison@gnu.org])
 AC_CONFIG_AUX_DIR(config)
@@ -95,8 +95,8 @@ AC_CHECK_FUNCS(setlocale)
 AC_CHECK_DECLS([getenv, getopt, free, stpcpy, strchr, strspn, strnlen,
                 malloc, memchr, memrchr])
 AC_REPLACE_FUNCS(stpcpy strchr strspn memchr memrchr)
-jm_FUNC_MALLOC
-jm_FUNC_REALLOC
+AC_FUNC_MALLOC
+AC_FUNC_REALLOC
 jm_PREREQ_QUOTEARG
 jm_PREREQ_ERROR
 jm_PREREQ_TEMPNAME
diff --git a/m4/Makefile.am b/m4/Makefile.am
index 8928b239..c888b5c4 100644
--- a/m4/Makefile.am
+++ b/m4/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to produce Makefile.in -*-Makefile-*-
 EXTRA_DIST = \
-  c-bs-a.m4 dmalloc.m4 error.m4 \
-  m4.m4 malloc.m4 mbrtowc.m4 mbstate_t.m4 mkstemp.m4 \
-  prereq.m4 realloc.m4 strerror_r.m4 timevar.m4 warning.m4 \
+  dmalloc.m4 error.m4 \
+  m4.m4 mbrtowc.m4 mkstemp.m4 \
+  prereq.m4 strerror_r.m4 timevar.m4 warning.m4 \
   gettext.m4 iconv.m4 lib-ld.m4 lib-link.m4 lib-prefix.m4 progtest.m4
diff --git a/m4/c-bs-a.m4 b/m4/c-bs-a.m4
deleted file mode 100644
index 1c7eb1c4..00000000
--- a/m4/c-bs-a.m4
+++ /dev/null
@@ -1,29 +0,0 @@
-# c-bs-a.m4 serial 4 (fileutils-4.1.3)
-dnl Copyright (C) 2000-2002 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License.  As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
-
-dnl From Paul Eggert.
-
-AC_DEFUN([AC_C_BACKSLASH_A],
-[
-  AC_CACHE_CHECK([whether backslash-a works in strings], ac_cv_c_backslash_a,
-   [AC_TRY_COMPILE([],
-     [
-#if '\a' == 'a'
-      syntax error;
-#endif
-      char buf['\a' == 'a' ? -1 : 1];
-      buf[0] = '\a';
-      return buf[0] != "\a"[0];
-     ],
-     ac_cv_c_backslash_a=yes,
-     ac_cv_c_backslash_a=no)])
-  if test $ac_cv_c_backslash_a = yes; then
-    AC_DEFINE(HAVE_C_BACKSLASH_A, 1,
-      [Define if backslash-a works in C strings.])
-  fi
-])
diff --git a/m4/malloc.m4 b/m4/malloc.m4
deleted file mode 100644
index f6d43c91..00000000
--- a/m4/malloc.m4
+++ /dev/null
@@ -1,40 +0,0 @@
-#serial 7
-
-dnl From Jim Meyering.
-dnl Determine whether malloc accepts 0 as its argument.
-dnl If it doesn't, arrange to use the replacement function.
-dnl
-
-AC_DEFUN([jm_FUNC_MALLOC],
-[
- dnl xmalloc.c requires that this symbol be defined so it doesn't
- dnl mistakenly use a broken malloc -- as it might if this test were omitted.
- AC_DEFINE(HAVE_DONE_WORKING_MALLOC_CHECK, 1,
-           [Define if the malloc check has been performed. ])
-
- AC_CACHE_CHECK([whether malloc(0) returns a non-NULL pointer],
-                jm_cv_func_working_malloc,
-  [AC_TRY_RUN([
-    char *malloc ();
-    int
-    main ()
-    {
-      exit (malloc (0) ? 0 : 1);
-    }
-	  ],
-	 jm_cv_func_working_malloc=yes,
-	 jm_cv_func_working_malloc=no,
-	 dnl When crosscompiling, assume malloc(0) returns NULL.
-	 jm_cv_func_working_malloc=no)
-  ])
-  if test $jm_cv_func_working_malloc = yes; then
-    AC_DEFINE([HAVE_MALLOC], 1,
-	      [Define to 1 if your system has a working `malloc' function,
-	       and to 0 otherwise.])
-  else
-    AC_DEFINE([HAVE_MALLOC], 0)
-    AC_LIBOBJ(malloc)
-    AC_DEFINE(malloc, rpl_malloc,
-      [Define to rpl_malloc if the replacement function should be used.])
-  fi
-])
diff --git a/m4/mbstate_t.m4 b/m4/mbstate_t.m4
deleted file mode 100644
index a07f51bc..00000000
--- a/m4/mbstate_t.m4
+++ /dev/null
@@ -1,32 +0,0 @@
-# mbstate_t.m4 serial 9
-dnl Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
-dnl This file is free software, distributed under the terms of the GNU
-dnl General Public License.  As a special exception to the GNU General
-dnl Public License, this file may be distributed as part of a program
-dnl that contains a configuration script generated by Autoconf, under
-dnl the same distribution terms as the rest of that program.
-
-# From Paul Eggert.
-
-# BeOS 5 has <wchar.h> but does not define mbstate_t,
-# so you can't declare an object of that type.
-# Check for this incompatibility with Standard C.
-
-# AC_TYPE_MBSTATE_T
-# -----------------
-AC_DEFUN([AC_TYPE_MBSTATE_T],
-  [AC_CACHE_CHECK([for mbstate_t], ac_cv_type_mbstate_t,
-     [AC_COMPILE_IFELSE(
-	[AC_LANG_PROGRAM(
-	   [AC_INCLUDES_DEFAULT
-#	    include <wchar.h>],
-	   [mbstate_t x; return sizeof x;])],
-	[ac_cv_type_mbstate_t=yes],
-	[ac_cv_type_mbstate_t=no])])
-   if test $ac_cv_type_mbstate_t = yes; then
-     AC_DEFINE([HAVE_MBSTATE_T], 1,
-	       [Define to 1 if <wchar.h> declares mbstate_t.])
-   else
-     AC_DEFINE([mbstate_t], int,
-	       [Define to a type if <wchar.h> does not define.])
-   fi])
diff --git a/m4/realloc.m4 b/m4/realloc.m4
deleted file mode 100644
index 966f0f54..00000000
--- a/m4/realloc.m4
+++ /dev/null
@@ -1,40 +0,0 @@
-#serial 6
-
-dnl From Jim Meyering.
-dnl Determine whether realloc works when both arguments are 0.
-dnl If it doesn't, arrange to use the replacement function.
-dnl
-
-AC_DEFUN([jm_FUNC_REALLOC],
-[
- dnl xmalloc.c requires that this symbol be defined so it doesn't
- dnl mistakenly use a broken realloc -- as it might if this test were omitted.
- AC_DEFINE(HAVE_DONE_WORKING_REALLOC_CHECK, 1,
-           [Define if the realloc check has been performed. ])
-
- AC_CACHE_CHECK([whether realloc(0,0) returns a non-NULL pointer],
-                jm_cv_func_working_realloc,
-  [AC_TRY_RUN([
-    char *realloc ();
-    int
-    main ()
-    {
-      exit (realloc (0, 0) ? 0 : 1);
-    }
-	  ],
-	 jm_cv_func_working_realloc=yes,
-	 jm_cv_func_working_realloc=no,
-	 dnl When crosscompiling, assume realloc(0,0) returns NULL.
-	 jm_cv_func_working_realloc=no)
-  ])
-  if test $jm_cv_func_working_realloc = yes; then
-    AC_DEFINE([HAVE_REALLOC], 1,
-	      [Define to 1 if your system has a working `realloc' function,
-	       and to 0 otherwise.])
-  else
-    AC_DEFINE([HAVE_REALLOC], 0)
-    AC_LIBOBJ(realloc)
-    AC_DEFINE(realloc, rpl_realloc,
-      [Define to rpl_realloc if the replacement function should be used.])
-  fi
-])