| /* Tests of fdutimensat. |
| Copyright (C) 2009-2020 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 Eric Blake <ebb9@byu.net>, 2009. */ |
| |
| #include <config.h> |
| |
| #include "utimens.h" |
| |
| #include <fcntl.h> |
| #include <stdbool.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| |
| #include "ignore-value.h" |
| #include "macros.h" |
| |
| #define BASE "test-fdutimensat.t" |
| |
| #include "test-futimens.h" |
| #include "test-lutimens.h" |
| #include "test-utimens.h" |
| |
| static int dfd = AT_FDCWD; |
| |
| /* Wrap fdutimensat to behave like futimens. */ |
| static int |
| do_futimens (int fd, struct timespec const times[2]) |
| { |
| return fdutimensat (fd, dfd, NULL, times, 0); |
| } |
| |
| /* Test the use of file descriptors alongside a name. */ |
| static int |
| do_fdutimens (char const *name, struct timespec const times[2]) |
| { |
| int result; |
| int nofollow_result; |
| int nofollow_errno; |
| int fd = openat (dfd, name, O_WRONLY); |
| if (fd < 0) |
| fd = openat (dfd, name, O_RDONLY); |
| errno = 0; |
| nofollow_result = fdutimensat (fd, dfd, name, times, AT_SYMLINK_NOFOLLOW); |
| nofollow_errno = errno; |
| result = fdutimensat (fd, dfd, name, times, 0); |
| ASSERT (result == nofollow_result |
| || (nofollow_result == -1 && nofollow_errno == ENOSYS)); |
| if (0 <= fd) |
| { |
| int saved_errno = errno; |
| close (fd); |
| errno = saved_errno; |
| } |
| return result; |
| } |
| |
| /* Wrap lutimensat to behave like lutimens. */ |
| static int |
| do_lutimens (const char *name, struct timespec const times[2]) |
| { |
| return lutimensat (dfd, name, times); |
| } |
| |
| /* Wrap fdutimensat to behave like lutimens. */ |
| static int |
| do_lutimens1 (const char *name, struct timespec const times[2]) |
| { |
| return fdutimensat (-1, dfd, name, times, AT_SYMLINK_NOFOLLOW); |
| } |
| |
| /* Wrap fdutimensat to behave like utimens. */ |
| static int |
| do_utimens (const char *name, struct timespec const times[2]) |
| { |
| return fdutimensat (-1, dfd, name, times, 0); |
| } |
| |
| int |
| main (void) |
| { |
| int result1; /* Skip because of no symlink support. */ |
| int result2; /* Skip because of no futimens support. */ |
| int result3; /* Skip because of no lutimens support. */ |
| int fd; |
| |
| /* Clean up any trash from prior testsuite runs. */ |
| ignore_value (system ("rm -rf " BASE "*")); |
| |
| /* Basic tests. */ |
| result1 = test_utimens (do_utimens, true); |
| ASSERT (test_utimens (do_fdutimens, false) == result1); |
| result2 = test_futimens (do_futimens, result1 == 0); |
| result3 = test_lutimens (do_lutimens, (result1 + result2) == 0); |
| /* We expect 0/0, 0/77, or 77/77, but not 77/0. */ |
| ASSERT (result1 <= result3); |
| ASSERT (test_lutimens (do_lutimens1, (result1 + result2) == 0) == result3); |
| dfd = open (".", O_RDONLY); |
| ASSERT (0 <= dfd); |
| ASSERT (test_utimens (do_utimens, false) == result1); |
| ASSERT (test_utimens (do_fdutimens, false) == result1); |
| ASSERT (test_futimens (do_futimens, false) == result2); |
| ASSERT (test_lutimens (do_lutimens, false) == result3); |
| ASSERT (test_lutimens (do_lutimens1, false) == result3); |
| |
| /* Directory relative tests. */ |
| ASSERT (mkdir (BASE "dir", 0700) == 0); |
| ASSERT (chdir (BASE "dir") == 0); |
| fd = creat ("file", 0600); |
| ASSERT (0 <= fd); |
| errno = 0; |
| ASSERT (fdutimensat (AT_FDCWD, fd, ".", NULL, 0) == -1); |
| ASSERT (errno == ENOTDIR); |
| { |
| struct timespec ts[2]; |
| struct stat st; |
| ts[0].tv_sec = Y2K; |
| ts[0].tv_nsec = 0; |
| ts[1] = ts[0]; |
| ASSERT (fdutimensat (fd, dfd, BASE "dir/file", ts, 0) == 0); |
| ASSERT (stat ("file", &st) == 0); |
| ASSERT (st.st_atime == Y2K); |
| ASSERT (get_stat_atime_ns (&st) == 0); |
| ASSERT (st.st_mtime == Y2K); |
| ASSERT (get_stat_mtime_ns (&st) == 0); |
| } |
| ASSERT (close (fd) == 0); |
| ASSERT (close (dfd) == 0); |
| errno = 0; |
| ASSERT (fdutimensat (-1, dfd, ".", NULL, 0) == -1); |
| ASSERT (errno == EBADF); |
| |
| /* Cleanup. */ |
| ASSERT (chdir ("..") == 0); |
| ASSERT (unlink (BASE "dir/file") == 0); |
| ASSERT (rmdir (BASE "dir") == 0); |
| return result1 | result2 | result3; |
| } |