platform_semaphore.h File Reference

#include "config.h"
#include "config_unix.h"
#include "config_win32.h"
#include <semaphore.h>

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Functions
void	platform_sem_destroy (void *semStructure)
void	platform_sem_init (void *semStructure, int pshared, int initialValue)
void	platform_sem_post (void *semStructure)
void	platform_sem_wait (void *semStructure)

Function Documentation

platform_sem_destroy()

void platform_sem_destroy

(

void *

semStructure

)

Definition at line 103 of file platform_semaphore.c.

{
#ifdef __APPLE__
        semaphore_destroy(mach_task_self(), *(semaphore_t *) semStructure);
#else
        sem_destroy((sem_t *) semStructure);
#endif                          /* __APPLE__ */
}

Referenced by audio_cap_jack_done().

platform_sem_init()

void platform_sem_init	(	void *	semStructure,
		int	pshared,
		int	initialValue )

Definition at line 67 of file platform_semaphore.c.

{
#ifdef __APPLE__
        UNUSED(pshared);
        semaphore_create(mach_task_self(), (semaphore_t *) semStructure,
                         SYNC_POLICY_FIFO, initialValue);
#else
        if (sem_init((sem_t *) semStructure, pshared, initialValue) != 0) {
                perror("sem_init");
                abort();
        }
#endif                          /* __APPLE__ */
}

References UNUSED.

Referenced by audio_cap_jack_init(), vidcap_testcard2_init(), and video_export_init().

platform_sem_post()

void platform_sem_post

(

void *

semStructure

)

Definition at line 81 of file platform_semaphore.c.

{
#ifdef __APPLE__
        semaphore_signal(*((semaphore_t *) semStructure));
#else
        sem_post((sem_t *) semStructure);
#endif                          /* __APPLE__ */
}

Referenced by audio_cap_jack_read(), audio_cap_jack_should_exit(), jack_process_callback(), vidcap_testcard2_thread(), video_export(), and video_export_destroy().

platform_sem_wait()

void platform_sem_wait

(

void *

semStructure

)

Definition at line 90 of file platform_semaphore.c.

{
#ifdef __APPLE__
        semaphore_wait(*((semaphore_t *) semStructure));
#else
        int ret = 0;
        while ((ret = sem_wait((sem_t *) semStructure)) == -1 && errno == EINTR) {  }
        if (ret == -1) {
                perror("sem_wait");
        }
#endif                          /* __APPLE__ */
}

Referenced by audio_cap_jack_read(), vidcap_testcard2_grab(), and video_export_thread().