From a9a31b1de5776a3b08a82101a4fa711294f0dd1d Mon Sep 17 00:00:00 2001
From: "Manuel A. Fernandez Montecelo" <manuel.montezelo@gmail.com>
Date: Fri, 27 May 2016 14:28:30 +0100
Subject: Imported Upstream version 0.9.6+really0.9.3

---
 gnulib-m4/malloc.m4 | 79 ++++++++---------------------------------------------
 1 file changed, 11 insertions(+), 68 deletions(-)

(limited to 'gnulib-m4/malloc.m4')

diff --git a/gnulib-m4/malloc.m4 b/gnulib-m4/malloc.m4
index 31368ab..910ac92 100644
--- a/gnulib-m4/malloc.m4
+++ b/gnulib-m4/malloc.m4
@@ -1,78 +1,25 @@
-# malloc.m4 serial 14
-dnl Copyright (C) 2007, 2009-2015 Free Software Foundation, Inc.
+# malloc.m4 serial 9
+dnl Copyright (C) 2007, 2009, 2010 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
 dnl with or without modifications, as long as this notice is preserved.
 
-m4_version_prereq([2.70], [] ,[
-
-# This is taken from the following Autoconf patch:
-# http://git.savannah.gnu.org/gitweb/?p=autoconf.git;a=commitdiff;h=7fbb553727ed7e0e689a17594b58559ecf3ea6e9
-AC_DEFUN([_AC_FUNC_MALLOC_IF],
-[
-  AC_REQUIRE([AC_HEADER_STDC])dnl
-  AC_REQUIRE([AC_CANONICAL_HOST])dnl for cross-compiles
-  AC_CHECK_HEADERS([stdlib.h])
-  AC_CACHE_CHECK([for GNU libc compatible malloc],
-    [ac_cv_func_malloc_0_nonnull],
-    [AC_RUN_IFELSE(
-       [AC_LANG_PROGRAM(
-          [[#if defined STDC_HEADERS || defined HAVE_STDLIB_H
-            # include <stdlib.h>
-            #else
-            char *malloc ();
-            #endif
-          ]],
-          [[return ! malloc (0);]])
-       ],
-       [ac_cv_func_malloc_0_nonnull=yes],
-       [ac_cv_func_malloc_0_nonnull=no],
-       [case "$host_os" in
-          # Guess yes on platforms where we know the result.
-          *-gnu* | freebsd* | netbsd* | openbsd* \
-          | hpux* | solaris* | cygwin* | mingw*)
-            ac_cv_func_malloc_0_nonnull=yes ;;
-          # If we don't know, assume the worst.
-          *) ac_cv_func_malloc_0_nonnull=no ;;
-        esac
-       ])
-    ])
-  AS_IF([test $ac_cv_func_malloc_0_nonnull = yes], [$1], [$2])
-])# _AC_FUNC_MALLOC_IF
-
-])
-
-# gl_FUNC_MALLOC_GNU
-# ------------------
-# Test whether 'malloc (0)' is handled like in GNU libc, and replace malloc if
-# it is not.
-AC_DEFUN([gl_FUNC_MALLOC_GNU],
-[
-  AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
-  dnl _AC_FUNC_MALLOC_IF is defined in Autoconf.
-  _AC_FUNC_MALLOC_IF(
-    [AC_DEFINE([HAVE_MALLOC_GNU], [1],
-               [Define to 1 if your system has a GNU libc compatible 'malloc'
-                function, and to 0 otherwise.])],
-    [AC_DEFINE([HAVE_MALLOC_GNU], [0])
-     REPLACE_MALLOC=1
-    ])
-])
-
 # gl_FUNC_MALLOC_POSIX
 # --------------------
 # Test whether 'malloc' is POSIX compliant (sets errno to ENOMEM when it
 # fails), and replace malloc if it is not.
 AC_DEFUN([gl_FUNC_MALLOC_POSIX],
 [
-  AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
   AC_REQUIRE([gl_CHECK_MALLOC_POSIX])
   if test $gl_cv_func_malloc_posix = yes; then
+    HAVE_MALLOC_POSIX=1
     AC_DEFINE([HAVE_MALLOC_POSIX], [1],
       [Define if the 'malloc' function is POSIX compliant.])
   else
-    REPLACE_MALLOC=1
+    AC_LIBOBJ([malloc])
+    HAVE_MALLOC_POSIX=0
   fi
+  AC_SUBST([HAVE_MALLOC_POSIX])
 ])
 
 # Test whether malloc, realloc, calloc are POSIX compliant,
@@ -85,14 +32,10 @@ AC_DEFUN([gl_CHECK_MALLOC_POSIX],
       dnl It is too dangerous to try to allocate a large amount of memory:
       dnl some systems go to their knees when you do that. So assume that
       dnl all Unix implementations of the function are POSIX compliant.
-      AC_COMPILE_IFELSE(
-        [AC_LANG_PROGRAM(
-           [[]],
-           [[#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
-             choke me
-             #endif
-            ]])],
-        [gl_cv_func_malloc_posix=yes],
-        [gl_cv_func_malloc_posix=no])
+      AC_TRY_COMPILE([],
+        [#if (defined _WIN32 || defined __WIN32__) && ! defined __CYGWIN__
+         choke me
+         #endif
+        ], [gl_cv_func_malloc_posix=yes], [gl_cv_func_malloc_posix=no])
     ])
 ])
-- 
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