monitoring-plugins/gl/m4/reallocarray.m4
Lorenz Kästle 13e14a6bfd
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Update/gnulib 2026 03 (#2247)
* Sync with the 202601-stable Gnulib code (4a3650d887)

* Ignore more deps stuff in gnulib

* Remove autogenerated gnulib files

* Ignore more gnulib generated headers
2026-03-26 12:53:53 +01:00

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# reallocarray.m4
# serial 7
dnl Copyright (C) 2017-2026 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.
dnl This file is offered as-is, without any warranty.
AC_DEFUN([gl_FUNC_REALLOCARRAY],
[
dnl Persuade glibc <stdlib.h> to declare reallocarray.
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
AC_REQUIRE([gl_STDLIB_H_DEFAULTS])
AC_REQUIRE([gl_CHECK_MALLOC_PTRDIFF])
AC_REQUIRE([gl_FUNC_REALLOC_0_NONNULL])
gl_CHECK_FUNCS_ANDROID([reallocarray], [[#include <stdlib.h>]])
if test "$ac_cv_func_reallocarray" = no; then
HAVE_REALLOCARRAY=0
case "$gl_cv_onwards_func_reallocarray" in
future*) REPLACE_REALLOCARRAY=1 ;;
esac
else
if test "$gl_cv_malloc_ptrdiff" = no; then
REPLACE_REALLOCARRAY=1
fi
case "$gl_cv_func_realloc_0_nonnull" in
*yes) ;;
*) REPLACE_REALLOCARRAY=1 ;;
esac
fi
])
# Prerequisites of lib/reallocarray.c.
AC_DEFUN([gl_PREREQ_REALLOCARRAY], [:])