view m4/eealloc.m4 @ 17602:f98ee53d8e71

tests: simplify porting to Solaris 10 /bin/sh Some test cases in 'grep' need a shell that groks '$('; export re_shell_ for their benefit. Problem reported for 'grep' by Dagobert Michelsen in <http://bugs.gnu.org/16380>. * tests/init.sh (re_shell_): Export if it's used.
author Paul Eggert <eggert@cs.ucla.edu>
date Tue, 07 Jan 2014 11:46:27 -0800
parents 344018b6e5d7
children ab58d4870664
line wrap: on
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# eealloc.m4 serial 3
dnl Copyright (C) 2003, 2009-2014 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.

AC_DEFUN([gl_EEALLOC],
[
  AC_REQUIRE([gl_EEMALLOC])
  AC_REQUIRE([gl_EEREALLOC])
])

AC_DEFUN([gl_EEMALLOC],
[
  _AC_FUNC_MALLOC_IF(
    [gl_cv_func_malloc_0_nonnull=1],
    [gl_cv_func_malloc_0_nonnull=0])
  AC_DEFINE_UNQUOTED([MALLOC_0_IS_NONNULL], [$gl_cv_func_malloc_0_nonnull],
    [If malloc(0) is != NULL, define this to 1.  Otherwise define this
     to 0.])
])

AC_DEFUN([gl_EEREALLOC],
[
  _AC_FUNC_REALLOC_IF(
    [gl_cv_func_realloc_0_nonnull=1],
    [gl_cv_func_realloc_0_nonnull=0])
  AC_DEFINE_UNQUOTED([REALLOC_0_IS_NONNULL], [$gl_cv_func_realloc_0_nonnull],
    [If realloc(NULL,0) is != NULL, define this to 1.  Otherwise define this
     to 0.])
])