Merge branch 'feature/upstream' into develop

1 files changed, 66 insertions, 0 deletions

diff --git a/tests/test-stdlib-h.c b/tests/test-stdlib-h.c
new file mode 100644
index 00000000..ea3da1bf
--- /dev/null
+++ b/tests/test-stdlib-h.c
@@ -0,0 +1,66 @@
+/* Test of <stdlib.h> substitute.
+   Copyright (C) 2007, 2009-2025 Free Software Foundation, Inc.
+
+   This program is free software: you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
+
+/* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
+
+#include <config.h>
+
+#include <stdlib.h>
+
+/* Check that EXIT_SUCCESS is 0, per POSIX.  */
+static int exitcode = EXIT_SUCCESS;
+#if EXIT_SUCCESS
+"oops"
+#endif
+
+/* Check for GNU value (not guaranteed by POSIX, but is guaranteed by
+   gnulib).  */
+#if EXIT_FAILURE != 1
+"oops"
+#endif
+
+/* Check that NULL can be passed through varargs as a pointer type,
+   per POSIX 2008.  */
+static_assert (sizeof NULL == sizeof (void *));
+
+#if GNULIB_TEST_SYSTEM_POSIX
+# include "test-sys_wait-h.h"
+#else
+# define test_sys_wait_macros() 0
+#endif
+
+int
+main (void)
+{
+  /* POSIX:2018 says:
+     "In the POSIX locale the value of MB_CUR_MAX shall be 1."  */
+  /* On Android ≥ 5.0, the default locale is the "C.UTF-8" locale, not the
+     "C" locale.  Furthermore, when you attempt to set the "C" or "POSIX"
+     locale via setlocale(), what you get is a "C" locale with UTF-8 encoding,
+     that is, effectively the "C.UTF-8" locale.  */
+#ifndef __ANDROID__
+  if (MB_CUR_MAX != 1)
+    return 1;
+#endif
+
+  if (MB_CUR_MAX == 0)
+    return 1;
+
+  if (test_sys_wait_macros ())
+    return 2;
+
+  return exitcode;
+}