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authorUlrich Drepper <drepper@redhat.com>2000-06-08 19:54:27 +0000
committerUlrich Drepper <drepper@redhat.com>2000-06-08 19:54:27 +0000
commit2715f28ad4494dcf5da41398a6dbf2e43042620d (patch)
treefb103624f45a43a68e3be22ee61f43d2e3732645 /linuxthreads/sysdeps/pthread/timer_gettime.c
parent47bc7a9be10c67151eaf0eed7f895c77d3f820d1 (diff)
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Update.
* sysdeps/pthread/Makefile: New file. Add rules to build timer functionality. * sysdeps/unix/sysv/linux/bits/local_lim.h: Add TIMER_MAX. 2000-06-04 Kaz Kylheku <kaz@ashi.footprints.net> * sysdeps/pthread/posix-timer.h: New file. * sysdeps/pthread/timer_create.c: New file. * sysdeps/pthread/timer_delete.c: New file. * sysdeps/pthread/timer_getoverr.c: New file. * sysdeps/pthread/timer_gettime.c: New file. * sysdeps/pthread/timer_routines.c: New file. * sysdeps/pthread/timer_settime.c: New file. * sysdeps/pthread/tst-timer.c: New file. 2000-06-08 Ulrich Drepper <drepper@redhat.com>
Diffstat (limited to 'linuxthreads/sysdeps/pthread/timer_gettime.c')
-rw-r--r--linuxthreads/sysdeps/pthread/timer_gettime.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/linuxthreads/sysdeps/pthread/timer_gettime.c b/linuxthreads/sysdeps/pthread/timer_gettime.c
new file mode 100644
index 0000000000..2db89a06eb
--- /dev/null
+++ b/linuxthreads/sysdeps/pthread/timer_gettime.c
@@ -0,0 +1,64 @@
+/* Copyright (C) 2000 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Kaz Kylheku <kaz@ashi.footprints.net>.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <errno.h>
+#include <pthread.h>
+#include <time.h>
+
+#include "posix-timer.h"
+
+
+/* Get current value of timer TIMERID and store it in VLAUE. */
+int
+timer_gettime (timerid, value)
+ timer_t timerid;
+ struct itimerspec *value;
+{
+ struct timer_node *timer;
+ struct timespec now;
+ int retval = -1;
+
+ pthread_mutex_lock (&__timer_mutex);
+
+ timer = timer_id2ptr (timerid);
+ if (timer == NULL)
+ /* Invalid timer ID or the timer is not in use. */
+ errno = EINVAL;
+ else
+ {
+ value->it_interval = timer->value.it_interval;
+
+ if (timer->armed)
+ {
+ clock_gettime (timer->clock, &now);
+ timespec_sub (&value->it_value, &timer->expirytime, &now);
+ }
+ else
+ {
+ value->it_value.tv_sec = 0;
+ value->it_value.tv_nsec = 0;
+ }
+
+ retval = 0;
+ }
+
+ pthread_mutex_lock (&__timer_mutex);
+
+ return retval;
+}