diff options
Diffstat (limited to 'Modules/bz2module.c')
| -rw-r--r-- | Modules/bz2module.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/Modules/bz2module.c b/Modules/bz2module.c index 5f1d01b..550f1cf 100644 --- a/Modules/bz2module.c +++ b/Modules/bz2module.c @@ -78,7 +78,12 @@ typedef fpos_t Py_off_t; #ifdef WITH_THREAD -#define ACQUIRE_LOCK(obj) PyThread_acquire_lock(obj->lock, 1) +#define ACQUIRE_LOCK(obj) do { \ + if (!PyThread_acquire_lock(obj->lock, 0)) { \ + Py_BEGIN_ALLOW_THREADS \ + PyThread_acquire_lock(obj->lock, 1); \ + Py_END_ALLOW_THREADS \ + } } while(0) #define RELEASE_LOCK(obj) PyThread_release_lock(obj->lock) #else #define ACQUIRE_LOCK(obj) |