summaryrefslogtreecommitdiff
path: root/nptl/pthread_cancel.c
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2003-02-21 10:00:33 +0000
committerUlrich Drepper <drepper@redhat.com>2003-02-21 10:00:33 +0000
commit8c2e9a29b1fbda33e57b2d33c7bfcb0de666b1fb (patch)
treeaa445512e4f44e9d00ee5624417f7ee5417c4b75 /nptl/pthread_cancel.c
parent8b1a8bb409508906737ec41ed79bb88398cb5dba (diff)
downloadglibc-8c2e9a29b1fbda33e57b2d33c7bfcb0de666b1fb.tar.gz
Update.
* pthreadP.h: Define INVALID_TD_P and INVALID_NOT_TERMINATED_TD_P. * pthread_cancel.c: Use INVALID_TD_P. * pthread_detach.c: Likewise. * pthread_getschedparam.c: Likewise. * pthread_setschedparam.c: Likewise. * sysdeps/pthread/pthread_getcpuclockid.c: Likewise. * sysdeps/unix/sysv/linux/pthread_kill.c: Likewise. * pthread_join.c: Use INVALID_NOT_TERMINATED_TD_P. * pthread_timedjoin.c: Likewise. * tst-basic7.c: Include <signal.h>.
Diffstat (limited to 'nptl/pthread_cancel.c')
-rw-r--r--nptl/pthread_cancel.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/nptl/pthread_cancel.c b/nptl/pthread_cancel.c
index 153cb198d8..805e74f2b1 100644
--- a/nptl/pthread_cancel.c
+++ b/nptl/pthread_cancel.c
@@ -17,6 +17,7 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
+#include <errno.h>
#include <signal.h>
#include "pthreadP.h"
#include "atomic.h"
@@ -27,8 +28,13 @@ pthread_cancel (th)
pthread_t th;
{
volatile struct pthread *pd = (volatile struct pthread *) th;
- int result = 0;
+ /* Make sure the descriptor is valid. */
+ if (INVALID_TD_P (pd))
+ /* Not a valid thread handle. */
+ return ESRCH;
+
+ int result = 0;
while (1)
{
int oldval = pd->cancelhandling;