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authorRich Felker <dalias@aerifal.cx>2011-08-03 19:57:46 -0400
committerRich Felker <dalias@aerifal.cx>2011-08-03 19:57:46 -0400
commit5f37fc132a8f41994f37b6712feb2d4fd34c2be0 (patch)
treeaaaa1a58cb009684d183ee7cb21b805c540f6a3e /src/thread/pthread_create.c
parent56385dd5feb4292183c48f62355e1ce4d796957e (diff)
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further debloat cancellation handlers
cleanup push and pop are also no-ops if pthread_exit is not reachable. this can make a big difference for library code which needs to protect itself against cancellation, but which is unlikely to actually be used in programs with threads/cancellation.
Diffstat (limited to 'src/thread/pthread_create.c')
-rw-r--r--src/thread/pthread_create.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/src/thread/pthread_create.c b/src/thread/pthread_create.c
index 0e955911..7be58b99 100644
--- a/src/thread/pthread_create.c
+++ b/src/thread/pthread_create.c
@@ -39,6 +39,19 @@ void __pthread_do_unwind(struct __ptcb *cb)
__syscall(SYS_exit, 0);
}
+void __pthread_do_register(struct __ptcb *cb)
+{
+ struct pthread *self = pthread_self();
+ cb->__next = self->cancelbuf;
+ self->cancelbuf = cb;
+}
+
+void __pthread_do_unregister(struct __ptcb *cb)
+{
+ struct pthread *self = __pthread_self();
+ self->cancelbuf = self->cancelbuf->__next;
+}
+
static int start(void *p)
{
struct pthread *self = p;