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futimens: new module Provides futimens where it is missing, and rpl_futimens to work around bugs in older Linux kernels. * modules/futimens: New file. * lib/futimens.c (futimens): Likewise. * m4/futimens.m4 (gl_FUNC_FUTIMENS): Likewise. * lib/utimens.c (futimens): Avoid recursion into rpl_futimens, so we can work around Linux bugs. * m4/sys_stat_h.m4 (gl_SYS_STAT_H_DEFAULTS): Add witnesses. * modules/sys_stat (Makefile.am): Substitute them. * lib/sys_stat.in.h (futimens): Declare it. * MODULES.html.sh (systems lacking POSIX:2008): Mention module. * doc/posix-functions/futimens.texi (futimens): Likewise. * modules/futimens-tests: New test. * tests/test-futimens.c: Likewise. Signed-off-by: Eric Blake <ebb9@byu.net>
author Eric Blake <ebb9@byu.net>
date Fri, 09 Oct 2009 16:05:19 -0600 (2009-10-09)
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+/* Tests of futimens.
+   Copyright (C) 2009 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 <http://www.gnu.org/licenses/>.  */
+
+/* Written by Eric Blake <ebb9@byu.net>, 2009.  */
+
+#include <config.h>
+
+#include <sys/stat.h>
+
+#include <fcntl.h>
+#include <errno.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "stat-time.h"
+#include "timespec.h"
+#include "utimecmp.h"
+
+#define ASSERT(expr) \
+  do                                                                         \
+    {                                                                        \
+      if (!(expr))                                                           \
+        {                                                                    \
+          fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__);  \
+          fflush (stderr);                                                   \
+          abort ();                                                          \
+        }                                                                    \
+    }                                                                        \
+  while (0)
+
+#define BASE "test-futimens.t"
+
+#include "test-futimens.h"
+
+int
+main ()
+{
+  /* Clean up any trash from prior testsuite runs.  */
+  ASSERT (system ("rm -rf " BASE "*") == 0);
+
+  return test_futimens (futimens, true);
+}