--- /dev/null
+/*
+ * Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#if defined FSTATAT_NAME && defined HAVE_FSTATAT \
+ && defined HAVE_FTRUNCATE && defined HAVE_FUTIMENS
+
+# include <errno.h>
+# include <fcntl.h>
+# include <stdio.h>
+# include <time.h>
+# include <unistd.h>
+# include <sys/stat.h>
+
+#if defined MAJOR_IN_SYSMACROS
+# include <sys/sysmacros.h>
+#elif defined MAJOR_IN_MKDEV
+# include <sys/mkdev.h>
+#else
+# include <sys/types.h>
+#endif
+
+static void
+print_ftype(const unsigned int mode)
+{
+ if (S_ISREG(mode))
+ printf("S_IFREG");
+ else if (S_ISDIR(mode))
+ printf("S_IFDIR");
+ else if (S_ISCHR(mode))
+ printf("S_IFCHR");
+ else if (S_ISBLK(mode))
+ printf("S_IFBLK");
+ else
+ printf("%#o", mode & S_IFMT);
+}
+
+static void
+print_perms(const unsigned int mode)
+{
+ printf("%#o", mode & ~S_IFMT);
+}
+
+static void
+print_time(const time_t t)
+{
+ if (!t) {
+ printf("0");
+ return;
+ }
+
+ struct tm *p = localtime(&t);
+
+ if (p)
+ printf("%02d/%02d/%02d-%02d:%02d:%02d",
+ p->tm_year + 1900, p->tm_mon + 1, p->tm_mday,
+ p->tm_hour, p->tm_min, p->tm_sec);
+ else
+ printf("%llu", (unsigned long long) t);
+}
+
+static void
+print_stat(const struct stat *st)
+{
+ printf("{st_dev=makedev(%u, %u)",
+ (unsigned int) major(st->st_dev),
+ (unsigned int) minor(st->st_dev));
+ printf(", st_ino=%Lu", (unsigned long long) st->st_ino);
+ printf(", st_mode=");
+ print_ftype(st->st_mode);
+ printf("|");
+ print_perms(st->st_mode);
+ printf(", st_nlink=%u", (unsigned int) st->st_nlink);
+ printf(", st_uid=%u", (unsigned int) st->st_uid);
+ printf(", st_gid=%u", (unsigned int) st->st_gid);
+ printf(", st_blksize=%u", (unsigned int) st->st_blksize);
+ printf(", st_blocks=%u", (unsigned int) st->st_blocks);
+
+ switch (st->st_mode & S_IFMT) {
+ case S_IFCHR: case S_IFBLK:
+ printf(", st_rdev=makedev(%u, %u)",
+ (unsigned int) major(st->st_rdev),
+ (unsigned int) minor(st->st_rdev));
+ break;
+ default:
+ printf(", st_size=%Lu", (unsigned long long) st->st_size);
+ }
+
+ printf(", st_atime=");
+ print_time(st->st_atime);
+ if (st->st_atim.tv_nsec)
+ printf(".%09lu", (unsigned long) st->st_atim.tv_nsec);
+ printf(", st_mtime=");
+ print_time(st->st_mtime);
+ if (st->st_mtim.tv_nsec)
+ printf(".%09lu", (unsigned long) st->st_mtim.tv_nsec);
+ printf(", st_ctime=");
+ print_time(st->st_ctime);
+ if (st->st_ctim.tv_nsec)
+ printf(".%09lu", (unsigned long) st->st_ctim.tv_nsec);
+ printf("}");
+}
+
+int
+main(void)
+{
+ static const char sample[] = FSTATAT_NAME ".sample";
+ static const struct timespec ts[] = {
+ {-10843, 135}, {-10841, 246}
+ };
+ const off_t size = 46118400291;
+ struct stat st;
+
+ (void) close(0);
+ if (open(sample, O_RDWR | O_CREAT | O_TRUNC, 0640)) {
+ perror(sample);
+ return 77;
+ }
+ if (ftruncate(0, size)) {
+ perror("ftruncate");
+ return 77;
+ }
+ if (futimens(0, ts)) {
+ perror("futimens");
+ return 77;
+ }
+ if (fstatat(AT_FDCWD, sample, &st, AT_SYMLINK_NOFOLLOW)) {
+ perror("fstatat");
+ return 77;
+ }
+ (void) unlink(sample);
+
+ printf("%s(AT_FDCWD, \"%s\", ", FSTATAT_NAME, sample);
+ print_stat(&st);
+ puts(", AT_SYMLINK_NOFOLLOW) = 0");
+
+ puts("+++ exited with 0 +++");
+ return 0;
+}
+
+#else
+
+int
+main(void)
+{
+ return 77;
+}
+
+#endif
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