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pthread_mutex_trylock — ?֥??å???ȼ???ʤ? mutex ?Υ??å??λ???

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Reentrant C Library (libc_r, -lc_r)

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<pthread.h> int pthread_mutex_trylock(pthread_mutex_t *mutex)

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pthread_mutex_trylock() ?ؿ??? mutex ?????å????ޤ??? mutex ?????˥??å??????Ƥ????????ˤϡ? pthread_mutex_trylock() ?Ϥ??? mutex ???ԤĤ????˥֥??å??????ˡ????顼???????֤??ޤ???

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???꤬?ʤ??????ϡ? pthread_mutex_trylock() ?? 0 ???֤??ޤ??? ???꤬?????????ϡ????Υ??顼?򼨤??????˥??顼?ֹ椬?֤????ޤ???

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pthread_mutex_trylock() ?ϰʲ??ξ????˼??Ԥ??ޤ???

[EINVAL]

mutex ?ˤ??äƻ??ꤵ?줿?ͤ?̵???Ǥ???

[EBUSY]

mutex ?????˥??å??????Ƥ??ޤ???

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pthread_mutex_destroy(3), pthread_mutex_init(3), pthread_mutex_lock(3), pthread_mutex_unlock(3)

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pthread_mutex_trylock() ?? ISO/IEC 9945-1:1996 (“POSIX.1”) ??Ŭ?礷?Ƥ??ޤ???