From e8bd88d1fcded01ccd066572eeaae1b507989cb3 Mon Sep 17 00:00:00 2001
From: RincewindsHat <12514511+RincewindsHat@users.noreply.github.com>
Date: Tue, 31 Jan 2023 14:46:01 +0100
Subject: Sync with the latest Gnulib code 668c0b8ffa

---
 gl/m4/reallocarray.m4 | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 gl/m4/reallocarray.m4

(limited to 'gl/m4/reallocarray.m4')

diff --git a/gl/m4/reallocarray.m4 b/gl/m4/reallocarray.m4
new file mode 100644
index 00000000..1607b7a9
--- /dev/null
+++ b/gl/m4/reallocarray.m4
@@ -0,0 +1,23 @@
+# reallocarray.m4 serial 3
+dnl Copyright (C) 2017-2023 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_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_CHECK_FUNCS([reallocarray])
+  if test "$ac_cv_func_reallocarray" = no; then
+    HAVE_REALLOCARRAY=0
+  elif test "$gl_cv_malloc_ptrdiff" = no; then
+    REPLACE_REALLOCARRAY=1
+  fi
+])
+
+# Prerequisites of lib/reallocarray.c.
+AC_DEFUN([gl_PREREQ_REALLOCARRAY], [:])
-- 
cgit v1.2.3-74-g34f1