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setgroups — ???롼?ץ????????ꥹ?Ȥ????ꤹ??

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Standard C Library (libc, -lc)

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<sys/param.h> <unistd.h> int setgroups(int ngroups, const gid_t *gidset)

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setgroups() ?????ƥॳ?????ϡ????? gidset ?˽??äơ????ߤΥ桼???ץ??????Υ??롼?ץ????????ꥹ?Ȥ????ꤷ?ޤ??? ngroups ?????ϡ????????Υ????ȥ??ο??򼨤??? <sys/param.h> ?????????????Ƥ????? NGROUPS ??Ķ???ƤϤ????ޤ?????

?????ѥ桼?????????????????롼?פ??????Ǥ??ޤ???

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The setgroups() function returns the value 0 if successful; otherwise the value -1 is returned and the global variable errno is set to indicate the error.

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setgroups() ?????ƥॳ?????ϼ??ξ????˽????˼??Ԥ??ޤ?:

[EPERM]

?????ѥ桼???ʳ??Υ桼???ˤ??äƸƤӽФ????ޤ?????

[EINVAL]

ngroups ?????ǻ??ꤵ?줿???ͤ? NGROUPS ?????¤??ۤ??Ƥ??ޤ???

[EFAULT]

gidset ?˻??ꤵ?줿???ɥ쥹?ϡ? ?ץ??????˳??????Ƥ??줿???ɥ쥹???֤??ϰϳ????ؤ??Ƥ??ޤ???

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getgroups(2), initgroups(3)

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setgroups() ?????ƥॳ?????? 4.2BSD ???о줷?ޤ?????