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simplify cancellation push/pop slightly

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no need to pass unnecessary extra arguments on to the core code in
pthread_create.c. this just wastes cycles and code bloat.
This commit is contained in:
Rich Felker
2012-05-23 14:13:54 -04:00
parent 25d575edc4
commit cfd892fde9
2 changed files with 9 additions and 12 deletions
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17
src/thread/cancellation.c
View File

@@ -1,23 +1,20 @@
#include "pthread_impl.h"
void __do_cleanup_push();
void __do_cleanup_pop();
static void dummy(struct __ptcb *cb)
{
}
weak_alias(dummy, __do_cleanup_push);
weak_alias(dummy, __do_cleanup_pop);
void _pthread_cleanup_push(struct __ptcb *cb, void (*f)(void *), void *x)
{
cb->__f = f;
cb->__x = x;
__do_cleanup_push(cb, f, x);
__do_cleanup_push(cb);
}
void _pthread_cleanup_pop(struct __ptcb *cb, int run)
{
__do_cleanup_pop(cb, run);
__do_cleanup_pop(cb);
if (run) cb->__f(cb->__x);
}
static void dummy()
{
}
weak_alias(dummy, __do_cleanup_push);
weak_alias(dummy, __do_cleanup_pop);

4
src/thread/pthread_create.c
View File

@@ -43,14 +43,14 @@ void pthread_exit(void *result)
__syscall(SYS_exit, 0);
}
void __do_cleanup_push(struct __ptcb *cb, void (*f)(void *), void *x)
void __do_cleanup_push(struct __ptcb *cb)
{
struct pthread *self = pthread_self();
cb->__next = self->cancelbuf;
self->cancelbuf = cb;
}
void __do_cleanup_pop(struct __ptcb *cb, int run)
void __do_cleanup_pop(struct __ptcb *cb)
{
__pthread_self()->cancelbuf = cb->__next;
}