diff options
Diffstat (limited to 'src/libaudcore/tinylock.cc')
| -rw-r--r-- | src/libaudcore/tinylock.cc | 38 |
1 files changed, 16 insertions, 22 deletions
diff --git a/src/libaudcore/tinylock.cc b/src/libaudcore/tinylock.cc index 873aff1..0424e8b 100644 --- a/src/libaudcore/tinylock.cc +++ b/src/libaudcore/tinylock.cc @@ -19,47 +19,41 @@ #include "tinylock.h" -#ifndef VALGRIND_FRIENDLY - #include <limits.h> #include <sched.h> #define WRITE_BIT (SHRT_MAX + 1) -EXPORT void tiny_lock (TinyLock * lock) +EXPORT void tiny_lock(TinyLock * lock) { - while (__builtin_expect (__sync_lock_test_and_set (lock, 1), 0)) - sched_yield (); + while (__builtin_expect(__sync_lock_test_and_set(lock, 1), 0)) + sched_yield(); } -EXPORT void tiny_unlock (TinyLock * lock) -{ - __sync_lock_release (lock); -} +EXPORT void tiny_unlock(TinyLock * lock) { __sync_lock_release(lock); } -EXPORT void tiny_lock_read (TinyRWLock * lock) +EXPORT void tiny_lock_read(TinyRWLock * lock) { - while (__builtin_expect (__sync_fetch_and_add (lock, 1) & WRITE_BIT, 0)) + while (__builtin_expect(__sync_fetch_and_add(lock, 1) & WRITE_BIT, 0)) { - __sync_fetch_and_sub (lock, 1); - sched_yield (); + __sync_fetch_and_sub(lock, 1); + sched_yield(); } } -EXPORT void tiny_unlock_read (TinyRWLock * lock) +EXPORT void tiny_unlock_read(TinyRWLock * lock) { - __sync_fetch_and_sub (lock, 1); + __sync_fetch_and_sub(lock, 1); } -EXPORT void tiny_lock_write (TinyRWLock * lock) +EXPORT void tiny_lock_write(TinyRWLock * lock) { - while (! __builtin_expect (__sync_bool_compare_and_swap (lock, 0, WRITE_BIT), 1)) - sched_yield (); + while ( + !__builtin_expect(__sync_bool_compare_and_swap(lock, 0, WRITE_BIT), 1)) + sched_yield(); } -EXPORT void tiny_unlock_write (TinyRWLock * lock) +EXPORT void tiny_unlock_write(TinyRWLock * lock) { - __sync_fetch_and_sub (lock, WRITE_BIT); + __sync_fetch_and_sub(lock, WRITE_BIT); } - -#endif /* ! VALGRIND_FRIENDLY */ |