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author | Ulrich Drepper <drepper@redhat.com> | 2003-05-17 06:07:38 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2003-05-17 06:07:38 +0000 |
commit | 0a8730cb83d636415926add300e5aea939cf751e (patch) | |
tree | 0c98853f801c38cab3570583905af595a58400bd /rt/tst-clock_nanosleep.c | |
parent | a8078760d6ed271430559b0c526f2912d1cd82c3 (diff) | |
download | glibc-0a8730cb83d636415926add300e5aea939cf751e.tar.gz glibc-0a8730cb83d636415926add300e5aea939cf751e.tar.xz glibc-0a8730cb83d636415926add300e5aea939cf751e.zip |
Update.
* rt/Makefile (tests): Add tst-clock_nanosleep. * rt/tst-clock_nanosleep.c: New file. * posix/Makefile (tests): Add tst-nanosleep. * posix/tst-nanosleep.c: New file.
Diffstat (limited to 'rt/tst-clock_nanosleep.c')
-rw-r--r-- | rt/tst-clock_nanosleep.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/rt/tst-clock_nanosleep.c b/rt/tst-clock_nanosleep.c new file mode 100644 index 0000000000..005f00ef96 --- /dev/null +++ b/rt/tst-clock_nanosleep.c @@ -0,0 +1,57 @@ +/* Copyright (C) 2003 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <errno.h> +#include <stdio.h> +#include <unistd.h> +#include <sys/time.h> + + +/* Test that clock_nanosleep() does sleep. */ +static int +do_test (void) +{ + /* Current time. */ + struct timeval tv1; + (void) gettimeofday (&tv1, NULL); + + struct timespec ts; + ts.tv_sec = 1; + ts.tv_nsec = 0; + TEMP_FAILURE_RETRY (clock_nanosleep (CLOCK_REALTIME, 0, &ts, &ts)); + + /* At least one second must have passed. */ + struct timeval tv2; + (void) gettimeofday (&tv2, NULL); + + tv2.tv_sec -= tv1.tv_sec; + tv2.tv_usec -= tv1.tv_usec; + if (tv2.tv_usec < 0) + --tv2.tv_sec; + + if (tv2.tv_sec < 1) + { + puts ("clock_nanosleep didn't sleep long enough"); + return 1; + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" |