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| author | deischen <deischen@FreeBSD.org> | 2005-08-03 00:48:13 +0000 |
|---|---|---|
| committer | deischen <deischen@FreeBSD.org> | 2005-08-03 00:48:13 +0000 |
| commit | c0c21f6ca7154b0b731af2fc4e975405e5dd130c (patch) | |
| tree | bb9ddf960cfe87cc7f9926130c2ab43844163cd4 /lib/libpthread | |
| parent | 761a1339b85364302ecb35ff2078ce83febfbe95 (diff) | |
| download | FreeBSD-src-c0c21f6ca7154b0b731af2fc4e975405e5dd130c.zip FreeBSD-src-c0c21f6ca7154b0b731af2fc4e975405e5dd130c.tar.gz | |
Add a cancellation point for usleep().
Diffstat (limited to 'lib/libpthread')
| -rw-r--r-- | lib/libpthread/thread/thr_sleep.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/lib/libpthread/thread/thr_sleep.c b/lib/libpthread/thread/thr_sleep.c index 7547e60..682c764 100644 --- a/lib/libpthread/thread/thr_sleep.c +++ b/lib/libpthread/thread/thr_sleep.c @@ -33,9 +33,11 @@ #include <pthread.h> #include "thr_private.h" -extern unsigned int __sleep(unsigned int); +extern unsigned int __sleep(unsigned int); +extern int __usleep(useconds_t); __weak_reference(_sleep, sleep); +__weak_reference(_usleep, usleep); unsigned int _sleep(unsigned int seconds) @@ -49,3 +51,16 @@ _sleep(unsigned int seconds) return (ret); } + +int +_usleep(useconds_t useconds) +{ + struct pthread *curthread = _get_curthread(); + unsigned int ret; + + _thr_cancel_enter(curthread); + ret = __usleep(useconds); + _thr_cancel_leave(curthread, 1); + + return (ret); +} |
