io/tst-stat-time64.c

   1 /* Basic test of stat with 64-bit time_t interfaces.
   2    Copyright (C) 2021-2024 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <errno.h>
  20 #include <fcntl.h>
  21 #include <stdbool.h>
  22 #include <support/check.h>
  23 #include <support/support.h>
  24 #include <support/temp_file.h>
  25 #include <support/xunistd.h>
  26 #include <stdlib.h>
  27 #include <sys/stat.h>
  28 #include <sys/sysmacros.h>
  29
  30 /* The idea of the test is check whether the 64-bit time_t stat implementation
  31    returns the expected value for comparable fields, so it does not really
  32    matter whether statx uses a fallback implementation or not.  */
  33
  34 static void
  35 stat_check (int fd, const char *path, struct stat *st)
  36 {
  37   TEST_COMPARE (stat (path, st), 0);
  38 }
  39
  40 static void
  41 lstat_check (int fd, const char *path, struct stat *st)
  42 {
  43   TEST_COMPARE (lstat (path, st), 0);
  44 }
  45
  46 static void
  47 fstat_check (int fd, const char *path, struct stat *st)
  48 {
  49   TEST_COMPARE (fstat (fd, st), 0);
  50 }
  51
  52 static void
  53 fstatat_check (int fd, const char *path, struct stat *st)
  54 {
  55   TEST_COMPARE (fstatat (fd, path, st, 0), 0);
  56 }
  57
  58 typedef void (*test_t)(int, const char *path, struct stat *);
  59
  60 static int
  61 do_test (void)
  62 {
  63   char *path;
  64   int fd = create_temp_file ("tst-statx-", &path);
  65   TEST_VERIFY_EXIT (fd >= 0);
  66   support_write_file_string (path, "abc");
  67
  68   struct statx stx;
  69   TEST_COMPARE (statx (fd, path, 0, STATX_BASIC_STATS, &stx), 0);
  70
  71   for (test_t *test = (test_t[]) { stat_check, lstat_check, fstat_check,
  72                                    fstatat_check, NULL };
  73        *test != NULL; test++)
  74   {
  75     struct stat st;
  76     (*test) (fd, path, &st);
  77
  78     TEST_COMPARE (stx.stx_dev_major, major (st.st_dev));
  79     TEST_COMPARE (stx.stx_dev_minor, minor (st.st_dev));
  80     TEST_COMPARE (stx.stx_ino, st.st_ino);
  81     TEST_COMPARE (stx.stx_mode, st.st_mode);
  82     TEST_COMPARE (stx.stx_nlink, st.st_nlink);
  83     TEST_COMPARE (stx.stx_uid, st.st_uid);
  84     TEST_COMPARE (stx.stx_gid, st.st_gid);
  85     TEST_COMPARE (stx.stx_rdev_major, major (st.st_rdev));
  86     TEST_COMPARE (stx.stx_rdev_minor, minor (st.st_rdev));
  87     TEST_COMPARE (stx.stx_blksize, st.st_blksize);
  88     TEST_COMPARE (stx.stx_blocks, st.st_blocks);
  89
  90     TEST_COMPARE (stx.stx_ctime.tv_sec, st.st_ctim.tv_sec);
  91     TEST_COMPARE (stx.stx_ctime.tv_nsec, st.st_ctim.tv_nsec);
  92     TEST_COMPARE (stx.stx_mtime.tv_sec, st.st_mtim.tv_sec);
  93     TEST_COMPARE (stx.stx_mtime.tv_nsec, st.st_mtim.tv_nsec);
  94   }
  95
  96   xclose (fd);
  97   free (path);
  98
  99   return 0;
 100 }
 101
 102 #include <support/test-driver.c>