X-Git-Url: https://git.gag.com/?a=blobdiff_plain;ds=sidebyside;f=m4%2Feealloc.m4;fp=m4%2Feealloc.m4;h=a5a4e267d8efc97489b736074d7570d99a7c6efe;hb=a8a88eddaa90432e6ec1b8d9d5c9842bc91afd1d;hp=0000000000000000000000000000000000000000;hpb=20fcfc81ece044b8b0a6768ec6cf47be4e22a2e6;p=debian%2Fgzip diff --git a/m4/eealloc.m4 b/m4/eealloc.m4 new file mode 100644 index 0000000..a5a4e26 --- /dev/null +++ b/m4/eealloc.m4 @@ -0,0 +1,31 @@ +# eealloc.m4 serial 3 +dnl Copyright (C) 2003, 2009-2018 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.]) +])