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| author | Arun Sharma <arun@sharma-home.net> | 2013-11-17 20:33:33 -0800 |
|---|---|---|
| committer | Arun Sharma <arun@sharma-home.net> | 2013-11-17 20:33:33 -0800 |
| commit | 85ce920cffea8380b03499dcbff6da56591d2b8f (patch) | |
| tree | 34ff15c5e71d65879647d06d299ca29a4460dfe7 /include | |
| parent | 2c3444d0f4821b159d60290c514a8aeba8d9061f (diff) | |
| download | libunwind-85ce920cffea8380b03499dcbff6da56591d2b8f.tar.gz | |
Use adaptive mutexes when available.
Diffstat (limited to 'include')
| -rw-r--r-- | include/libunwind_i.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/include/libunwind_i.h b/include/libunwind_i.h index f412e6ac..0be551fb 100644 --- a/include/libunwind_i.h +++ b/include/libunwind_i.h @@ -186,8 +186,15 @@ static inline void mark_as_used(void *v UNUSED) { # define SIGPROCMASK(how, new_mask, old_mask) mark_as_used(old_mask) #endif +/* Prefer adaptive mutexes if available */ +#ifdef PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP +#define UNW_PTHREAD_MUTEX_INITIALIZER PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP +#else +#define UNW_PTHREAD_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER +#endif + #define define_lock(name) \ - pthread_mutex_t name = PTHREAD_MUTEX_INITIALIZER + pthread_mutex_t name = UNW_PTHREAD_MUTEX_INITIALIZER #define lock_init(l) mutex_init (l) #define lock_acquire(l,m) \ do { \ |