From 342f3b403e888800fb1b0502bf4e0d8268358573 Mon Sep 17 00:00:00 2001 From: Ton Voon Date: Thu, 24 Jun 2010 10:02:31 +0100 Subject: Added unsetenv and setenv from gnulib --- gl/m4/eealloc.m4 | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 gl/m4/eealloc.m4 (limited to 'gl/m4/eealloc.m4') diff --git a/gl/m4/eealloc.m4 b/gl/m4/eealloc.m4 new file mode 100644 index 00000000..63dd9202 --- /dev/null +++ b/gl/m4/eealloc.m4 @@ -0,0 +1,32 @@ +# eealloc.m4 serial 2 +dnl Copyright (C) 2003, 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. + +AC_DEFUN([gl_EEALLOC], +[ + AC_REQUIRE([gl_EEMALLOC]) + AC_REQUIRE([gl_EEREALLOC]) + AC_REQUIRE([AC_C_INLINE]) +]) + +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.]) +]) -- cgit v1.2.3-74-g34f1