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| author | Lasse Collin <lasse.collin@tukaani.org> | 2012-12-14 11:01:41 +0200 |
|---|---|---|
| committer | Lasse Collin <lasse.collin@tukaani.org> | 2012-12-14 11:01:41 +0200 |
| commit | 2ebbb994e367f55f2561aa7c9e7451703c171f2f (patch) | |
| tree | e997376c98a2e62428ecaa4583f8fce6fa540c2f | |
| parent | xz: Mention --threads in --help. (diff) | |
| download | xz-2ebbb994e367f55f2561aa7c9e7451703c171f2f.tar.xz | |
liblzma: Fix mythread_sync for nested locking.
| -rw-r--r-- | src/common/mythread.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/common/mythread.h b/src/common/mythread.h index c538dea2..637b8ac3 100644 --- a/src/common/mythread.h +++ b/src/common/mythread.h @@ -70,8 +70,9 @@ do { \ /// things down at all compared to plain pthread_mutex_lock(&mutex) /// and pthread_mutex_unlock(&mutex) calls. /// -#define mythread_sync(mutex) mythread_sync_helper(mutex, __LINE__) -#define mythread_sync_helper(mutex, line) \ +#define mythread_sync(mutex) mythread_sync_helper1(mutex, __LINE__) +#define mythread_sync_helper1(mutex, line) mythread_sync_helper2(mutex, line) +#define mythread_sync_helper2(mutex, line) \ for (unsigned int mythread_i_ ## line = 0; \ mythread_i_ ## line \ ? (pthread_mutex_unlock(&(mutex)), 0) \ |