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Simplify atomicvar.h usage by having the mutex name implicit.

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antirez
2017-05-04 17:00:53 +02:00
parent 52bc74f221
commit 2a51bac44e
3 changed files with 25 additions and 27 deletions
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30
src/atomicvar.h
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@ -54,40 +54,40 @@
#if defined(__ATOMIC_RELAXED) && !defined(__sun) && (!defined(__clang__) || !defined(__APPLE__) || __apple_build_version__ > 4210057)
/* Implementation using __atomic macros. */
#define atomicIncr(var,count,mutex) __atomic_add_fetch(&var,(count),__ATOMIC_RELAXED)
#define atomicDecr(var,count,mutex) __atomic_sub_fetch(&var,(count),__ATOMIC_RELAXED)
#define atomicGet(var,dstvar,mutex) do { \
#define atomicIncr(var,count) __atomic_add_fetch(&var,(count),__ATOMIC_RELAXED)
#define atomicDecr(var,count) __atomic_sub_fetch(&var,(count),__ATOMIC_RELAXED)
#define atomicGet(var,dstvar) do { \
dstvar = __atomic_load_n(&var,__ATOMIC_RELAXED); \
} while(0)
#elif defined(HAVE_ATOMIC)
/* Implementation using __sync macros. */
#define atomicIncr(var,count,mutex) __sync_add_and_fetch(&var,(count))
#define atomicDecr(var,count,mutex) __sync_sub_and_fetch(&var,(count))
#define atomicGet(var,dstvar,mutex) do { \
#define atomicIncr(var,count) __sync_add_and_fetch(&var,(count))
#define atomicDecr(var,count) __sync_sub_and_fetch(&var,(count))
#define atomicGet(var,dstvar) do { \
dstvar = __sync_sub_and_fetch(&var,0); \
} while(0)
#else
/* Implementation using pthread mutex. */
#define atomicIncr(var,count,mutex) do { \
pthread_mutex_lock(&mutex); \
#define atomicIncr(var,count) do { \
pthread_mutex_lock(&var ## _mutex); \
var += (count); \
pthread_mutex_unlock(&mutex); \
pthread_mutex_unlock(&var ## _mutex); \
} while(0)
#define atomicDecr(var,count,mutex) do { \
pthread_mutex_lock(&mutex); \
#define atomicDecr(var,count) do { \
pthread_mutex_lock(&var ## _mutex); \
var -= (count); \
pthread_mutex_unlock(&mutex); \
pthread_mutex_unlock(&var ## _mutex); \
} while(0)
#define atomicGet(var,dstvar,mutex) do { \
pthread_mutex_lock(&mutex); \
#define atomicGet(var,dstvar) do { \
pthread_mutex_lock(&var ## _mutex); \
dstvar = var; \
pthread_mutex_unlock(&mutex); \
pthread_mutex_unlock(&var ## _mutex); \
} while(0)
#endif