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-rw-r--r--gl/m4/malloc.m4101
1 files changed, 0 insertions, 101 deletions
diff --git a/gl/m4/malloc.m4 b/gl/m4/malloc.m4
deleted file mode 100644
index e1d2ec6..0000000
--- a/gl/m4/malloc.m4
+++ /dev/null
@@ -1,101 +0,0 @@
-# malloc.m4 serial 15
-dnl Copyright (C) 2007, 2009-2017 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 adapted with modifications from upstream Autoconf here:
-# http://git.savannah.gnu.org/cgit/autoconf.git/commit/?id=04be2b7a29d65d9a08e64e8e56e594c91749598c
-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
- ]],
- [[char *p = malloc (0);
- int result = !p;
- free (p);
- return result;]])
- ],
- [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
- AC_DEFINE([HAVE_MALLOC_POSIX], [1],
- [Define if the 'malloc' function is POSIX compliant.])
- else
- REPLACE_MALLOC=1
- fi
-])
-
-# Test whether malloc, realloc, calloc are POSIX compliant,
-# Set gl_cv_func_malloc_posix to yes or no accordingly.
-AC_DEFUN([gl_CHECK_MALLOC_POSIX],
-[
- AC_CACHE_CHECK([whether malloc, realloc, calloc are POSIX compliant],
- [gl_cv_func_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])
- ])
-])