#include "pthread_impl.h"
#include <limits.h>
-#define MAYBE_WAITERS 0x40000000
-
void __do_orphaned_stdio_locks()
{
FILE *f;
}
}
+void __register_locked_file(FILE *f, pthread_t self)
+{
+ f->lockcount = 1;
+ f->prev_locked = 0;
+ f->next_locked = self->stdio_locks;
+ if (f->next_locked) f->next_locked->prev_locked = f;
+ self->stdio_locks = f;
+}
+
int ftrylockfile(FILE *f)
{
pthread_t self = __pthread_self();
if (owner < 0) f->lock = owner = 0;
if (owner || a_cas(&f->lock, 0, tid))
return -1;
- f->lockcount = 1;
- f->prev_locked = 0;
- f->next_locked = self->stdio_locks;
- if (f->next_locked) f->next_locked->prev_locked = f;
- self->stdio_locks = f;
+ __register_locked_file(f, self);
return 0;
}