1 /* Copyright (C) 1994-2013 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
27 main (int argc, char *argv[])
36 if (tmpnam (file) == 0)
42 fd = creat (file, 0666);
50 /* Test utime with arg */
51 ut.actime = 500000000;
52 ut.modtime = 500000001;
53 if (utime (file, &ut))
67 /* Test utime with NULL.
68 Since there's a race condition possible here, we check
69 the time before and after the call to utime. */
71 if (now1 == (time_t)-1)
78 /* The clocks used to set the modification time and that used in the
79 time() call need not be the same. They need not have the same
80 precision. Therefore we delay the following operation by one
81 second which makes sure we can compare with second precision. */
84 if (utime (file, NULL))
86 perror ("utime NULL");
94 if (now2 == (time_t)-1)
101 if (stat (file, &stnow))
110 if (st.st_mtime != ut.modtime)
112 printf ("modtime %ld != %ld\n", st.st_mtime, ut.modtime);
116 if (st.st_atime != ut.actime)
118 printf ("actime %ld != %ld\n", st.st_atime, ut.actime);
122 if (stnow.st_mtime < now1 || stnow.st_mtime > now2)
124 printf ("modtime %ld <%ld >%ld\n", stnow.st_mtime, now1, now2);
128 if (stnow.st_atime < now1 || stnow.st_atime > now2)
130 printf ("actime %ld <%ld >%ld\n", stnow.st_atime, now1, now2);
134 puts ("Test succeeded.");