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Diffstat (limited to 'lib/libpthread/thread/thr_sleep.c')
-rw-r--r--lib/libpthread/thread/thr_sleep.c17
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);
+}
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