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mutex: add initializer for static mutexes

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This commit is contained in:
Lennart Poettering 2009-04-21 21:25:01 +02:00
parent b304a98854
commit 391d50cd26
2 changed files with 5 additions and 1 deletions
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4
src/pulsecore/mutex.h
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@ -46,10 +46,14 @@ void pa_cond_free(pa_cond *c);
void pa_cond_signal(pa_cond *c, int broadcast); void pa_cond_signal(pa_cond *c, int broadcast);
int pa_cond_wait(pa_cond *c, pa_mutex *m); int pa_cond_wait(pa_cond *c, pa_mutex *m);
/* Static mutexes are basically just atomically updated pointers to pa_mutex objects */
typedef struct pa_static_mutex { typedef struct pa_static_mutex {
pa_atomic_ptr_t ptr; pa_atomic_ptr_t ptr;
} pa_static_mutex; } pa_static_mutex;
#define PA_STATIC_MUTEX_INIT { PA_ATOMIC_PTR_INIT(NULL) }
pa_mutex* pa_static_mutex_get(pa_static_mutex *m, pa_bool_t recursive, pa_bool_t inherit_priority); pa_mutex* pa_static_mutex_get(pa_static_mutex *m, pa_bool_t recursive, pa_bool_t inherit_priority);
#endif #endif

2
src/pulsecore/ratelimit.c
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@ -29,7 +29,7 @@
#include "ratelimit.h" #include "ratelimit.h"
static pa_static_mutex mutex; static pa_static_mutex mutex = PA_STATIC_MUTEX_INIT;
/* Modelled after Linux' lib/ratelimit.c by Dave Young /* Modelled after Linux' lib/ratelimit.c by Dave Young
* <hidave.darkstar@gmail.com>, which is licensed GPLv2. */ * <hidave.darkstar@gmail.com>, which is licensed GPLv2. */