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-rw-r--r--ChangeLog5
-rw-r--r--sysdeps/mach/pt-timedblock.c6
2 files changed, 8 insertions, 3 deletions
diff --git a/ChangeLog b/ChangeLog
index 4a26b25..083c211 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2008-12-21 Samuel Thibault <samuel.thibault@ens-lyon.org>
+
+ * sysdeps/mach/pt-timedblock.c (__pthread_timedblock):
+ Fix timeout computation from abstime and now.
+
2008-10-02 Neal H. Walfield <neal@gnu.org>
* sysdeps/generic/pt-mutex-timedlock.c
diff --git a/sysdeps/mach/pt-timedblock.c b/sysdeps/mach/pt-timedblock.c
index ddb8bae..6f54726 100644
--- a/sysdeps/mach/pt-timedblock.c
+++ b/sysdeps/mach/pt-timedblock.c
@@ -51,11 +51,11 @@ __pthread_timedblock (struct __pthread *thread,
timeout = (abstime->tv_sec - now.tv_sec) * 1000;
if (((abstime->tv_nsec + 999) / 1000) >= now.tv_usec)
- timeout -= (((abstime->tv_nsec + 999) / 1000) - now.tv_usec + 999) / 1000;
+ timeout += (((abstime->tv_nsec + 999) / 1000) - now.tv_usec + 999) / 1000;
else
/* Need to do a carry. */
- timeout -= 1000 + ((abstime->tv_nsec + 999999) / 1000000)
- - (now.tv_usec + 999) / 1000;
+ timeout -= (now.tv_usec + 999) / 1000 -
+ ((abstime->tv_nsec + 999999) / 1000000);
err = __mach_msg (&msg, MACH_RCV_MSG | MACH_RCV_TIMEOUT, 0,
sizeof msg, thread->wakeupmsg.msgh_remote_port,