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pthread_key_create — ?????åɸ?ͭ?Υǡ????????κ???

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Reentrant C Library (libc_r, -lc_r)

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<pthread.h> int pthread_key_create(pthread_key_t *key, void (*destructor)(void *))

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pthread_key_create() ?ؿ??ϡ??ץ????????????ƤΥ????åɤ˲Ļ??Υ????åɸ?ͭ?Υǡ????????? ???????ޤ??? pthread_key_create() ?ˤ??ä??󶡤??줿???????ͤϡ??????åɸ?ͭ?Υǡ????ΰ??֤򼨤??????? ???Ѥ???????Ʃ???ʥ??֥??????ȤǤ??? ?̤Υ????åɤˤ??ä?Ʊ???????ͤ????Ѥ????뤳?Ȥ???ǽ?Ǥ????? pthread_setspecific() ?ˤ??äƥ????˷??ӤĤ????줿?ͤϥ????å????????????ݼ餵?졢 ?ƤӽФ??Ƥ??륹???åɤ??????Ƥ?????¸³???ޤ???

?????κ??????ˤϡ????ƤΥ????ƥ??֤ʥ????å????ο??????????ˡ??? NULL ?? ??Ϣ?դ??????ޤ??? ?????åɤκ??????ˤϡ????????????å????????Ƥ??????ѤΥ????ˡ??? NULL ?? ??Ϣ?դ??????ޤ???

Ǥ?դΥǥ??ȥ饯???ؿ??ϡ??ġ??Υ??????ͤȴ?Ϣ?դ??????뤳?Ȥ??Ǥ??ޤ??? ?????åɤν?λ???ˡ??????ͤ? NULL ?Ǥʤ??ǥ??ȥ饯???Υݥ??󥿤??????? ???ĥ????åɤ??????˴?Ϣ?դ????줿 NULL ?Ǥʤ??ͤ????äƤ????????ˤϡ? ???ߴ?Ϣ?դ??????Ƥ????ͤ?ͣ???ΰ????Ȥ??ơ??ؤ????Ƥ????ؿ????ƤӽФ????ޤ??? ?????åɤν?λ???ˤ??Υ????åɤΤ????? 1 ?İʾ??Υǥ??ȥ饯???ؿ??? ¸?ߤ????????ˤϡ??ǥ??ȥ饯???θƤӽФ??ν?????̤?????Ǥ???

?ǥ??ȥ饯???˴?Ϣ?դ????줿???Ƥ? NULL ?Ǥʤ??ͤΤ????ˡ????Ƥ? ?ǥ??ȥ饯?????ƤӽФ??줿???ǡ??ޤ????Ĥ??δ?Ϣ?դ????줿?ǥ??ȥ饯???? ???? NULL ?Ǥʤ??ͤ??????????ˤϡ????β??????????֤????ޤ??? ?????Ǥ? [PTHREAD_DESTRUCTOR_ITERATIONS] ???Υǥ??ȥ饯???θƤӽФ??? ?????֤??θ??ǡ??ޤ??ʤ????Ĥ??δ?Ϣ?դ????줿?ǥ??ȥ饯???? ???? NULL ?Ǥʤ??ͤ??????????ˤϡ??????ϥǥ??ȥ饯???θƤӽФ??????ߤ??ޤ???

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???꤬?ʤ??????ϡ? pthread_key_create() ?ؿ??ϡ??????????????줿???????ͤ? key ?ǻ??ꤵ?줿?????˳?Ǽ????0 ???֤??ޤ??? ???꤬?????????ϡ????Υ??顼?򼨤??????˥??顼?ֹ椬?֤????ޤ???

???顼

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

[EAGAIN]

?̤Υ????åɸ?ͭ?Υǡ????????????????뤿????ɬ?פʥ꥽???????????ƥ??? ??­???Ƥ??ޤ????ޤ??ϡ?1 ?ĤΥץ????????ȤΥ??????????ˤĤ??Ƥ? ?????ƥ??????? [PTHREAD_KEYS_MAX] ??Ķ?ᤷ?ޤ?????

[ENOMEM]

?????????????뤿???ν?ʬ?ʥ????꤬?????ޤ?????

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pthread_getspecific(3), pthread_key_delete(3), pthread_setspecific(3)

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