io/test-stat2.c

   1 /* Test consistence of results of stat and stat64.
   2    Copyright (C) 2000-2023 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 <stdint.h>
  21 #include <stdio.h>
  22 #include <sys/stat.h>
  23
  24 int
  25 main (int argc, char *argv[])
  26 {
  27   int i;
  28   int result = 0;
  29
  30   for (i = 1; i < argc; ++i)
  31     {
  32       struct stat st;
  33       struct stat64 st64;
  34       int same;
  35
  36       if (stat (argv[i], &st) != 0)
  37         {
  38           if (errno != EOVERFLOW)
  39             {
  40               /* Something is wrong.  */
  41               printf ("stat(\"%s\",....) failed: %m", argv[i]);
  42               result = 1;
  43             }
  44           continue;
  45         }
  46
  47       if (stat64 (argv[i], &st64) != 0)
  48         {
  49           if (errno != ENOSYS)
  50             {
  51               /* Something is wrong.  */
  52               printf ("stat64(\"%s\",....) failed: %m", argv[i]);
  53               result = 1;
  54             }
  55           continue;
  56         }
  57
  58       printf ("\nName: %s\n", argv[i]);
  59
  60 #define TEST(name) \
  61       same = st.name == st64.name;                                            \
  62       printf (#name ": %jd vs %jd  %s\n",                                     \
  63               (intmax_t) st.name, (intmax_t) st64.name,                       \
  64               same ? "OK" : "FAIL");                                          \
  65       result |= ! same
  66
  67       TEST (st_dev);
  68       TEST (st_ino);
  69       TEST (st_mode);
  70       TEST (st_nlink);
  71       TEST (st_uid);
  72       TEST (st_gid);
  73 #ifdef _STATBUF_ST_RDEV
  74       TEST (st_rdev);
  75 #endif
  76 #ifdef _STATBUF_ST_BLKSIZE
  77       TEST (st_blksize);
  78 #endif
  79       TEST (st_blocks);
  80       TEST (st_atime);
  81       TEST (st_mtime);
  82       TEST (st_ctime);
  83     }
  84
  85   return result;
  86 }