diff options
| author | David Leonard <d@cvs.openbsd.org> | 1999-06-09 07:16:18 +0000 |
|---|---|---|
| committer | David Leonard <d@cvs.openbsd.org> | 1999-06-09 07:16:18 +0000 |
| commit | 5b25504c910ae952393636884728bb911ccd8733 (patch) | |
| tree | 883d88f07de3449ef2ca038b75c007b57ce95e3d /lib/libpthread/uthread/uthread_sigwait.c | |
| parent | 26ab430a80ba9c64b06a358f6b69d491a912f54a (diff) | |
document cancellation point handling a bit better
Diffstat (limited to 'lib/libpthread/uthread/uthread_sigwait.c')
| -rw-r--r-- | lib/libpthread/uthread/uthread_sigwait.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/libpthread/uthread/uthread_sigwait.c b/lib/libpthread/uthread/uthread_sigwait.c index b4277133310..00cf99ef20b 100644 --- a/lib/libpthread/uthread/uthread_sigwait.c +++ b/lib/libpthread/uthread/uthread_sigwait.c @@ -29,7 +29,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * $OpenBSD: uthread_sigwait.c,v 1.5 1999/05/26 00:18:26 d Exp $ + * $OpenBSD: uthread_sigwait.c,v 1.6 1999/06/09 07:16:17 d Exp $ */ #include <signal.h> #include <errno.h> @@ -45,7 +45,9 @@ sigwait(const sigset_t * set, int *sig) sigset_t tempset; struct sigaction act; + /* This is a cancellation point: */ _thread_enter_cancellation_point(); + /* * Specify the thread kernel signal handler. */ @@ -76,6 +78,7 @@ sigwait(const sigset_t * set, int *sig) /* Return the signal number to the caller: */ *sig = i; + /* No longer in a cancellation point: */ _thread_leave_cancellation_point(); return (0); } @@ -129,6 +132,7 @@ sigwait(const sigset_t * set, int *sig) } } + /* No longer in a cancellation point: */ _thread_leave_cancellation_point(); /* Return the completion status: */ |