diff options
| -rw-r--r-- | sysdeps/unix/sysv/linux/Makefile | 2 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/tst-utime.c | 87 |
2 files changed, 88 insertions, 1 deletions
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile index 2c96599d88..a68a6504a2 100644 --- a/sysdeps/unix/sysv/linux/Makefile +++ b/sysdeps/unix/sysv/linux/Makefile @@ -107,7 +107,7 @@ tests += tst-clone tst-clone2 tst-clone3 tst-fanotify tst-personality \ test-errno-linux tst-memfd_create tst-mlock2 tst-pkey \ tst-rlimit-infinity tst-ofdlocks tst-gettid tst-gettid-kill \ tst-tgkill tst-sysvsem-linux tst-sysvmsg-linux tst-sysvshm-linux \ - tst-timerfd tst-ppoll tst-futimens + tst-timerfd tst-ppoll tst-futimens tst-utime tests-internal += tst-ofdlocks-compat tst-sigcontext-get_pc CFLAGS-tst-sigcontext-get_pc.c = -fasynchronous-unwind-tables diff --git a/sysdeps/unix/sysv/linux/tst-utime.c b/sysdeps/unix/sysv/linux/tst-utime.c new file mode 100644 index 0000000000..6735421657 --- /dev/null +++ b/sysdeps/unix/sysv/linux/tst-utime.c @@ -0,0 +1,87 @@ +/* Test for utime. + Copyright (C) 2021 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library 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 + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <https://www.gnu.org/licenses/>. */ + +#include <time.h> +#include <stdio.h> +#include <stdlib.h> +#include <sys/stat.h> +#include <sys/types.h> +#include <utime.h> +#include <support/check.h> +#include <support/xunistd.h> +#include <support/temp_file.h> + +static int temp_fd = -1; +char *testfile; + +/* struct utimbuf with Y2038 threshold minus 2 and 1 seconds. */ +const static struct utimbuf t1 = { 0x7FFFFFFE, 0x7FFFFFFF }; + +/* struct utimbuf with Y2038 threshold plus 1 and 2 seconds. */ +const static struct utimbuf t2 = { 0x80000001ULL, 0x80000002ULL }; + +/* struct utimbuf around Y2038 threshold. */ +const static struct utimbuf t3 = { 0x7FFFFFFE, 0x80000002ULL }; + +#define PREPARE do_prepare +static void +do_prepare (int argc, char *argv[]) +{ + temp_fd = create_temp_file ("utime", &testfile); + TEST_VERIFY_EXIT (temp_fd > 0); +} + +static int +test_utime_helper (const struct utimbuf *ut) +{ + struct stat64 st; + int result; + time_t t; + + /* Check if we run on port with 32 bit time_t size */ + if (__builtin_add_overflow (ut->actime, 0, &t)) + { + printf("time_t overflow!"); + return 0; + } + + result = utime (testfile, ut); + TEST_VERIFY_EXIT (result == 0); + + xfstat (temp_fd, &st); + + /* Check if seconds for actime match */ + TEST_COMPARE (st.st_atime, ut->actime); + + /* Check if seconds for modtime match */ + TEST_COMPARE (st.st_mtime, ut->modtime); + + return 0; +} + +static int +do_test (void) +{ + test_utime_helper (&t1); + test_utime_helper (&t2); + test_utime_helper (&t3); + + return 0; +} + +#include <support/test-driver.c> |