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Diffstat (limited to 'test/nptl/tst-clock_nanosleep.c')
-rw-r--r--test/nptl/tst-clock_nanosleep.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/test/nptl/tst-clock_nanosleep.c b/test/nptl/tst-clock_nanosleep.c
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index 000000000..98a8b5f57
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+++ b/test/nptl/tst-clock_nanosleep.c
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+/* 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>
+#include <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"