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link — ?ϡ??ɥե????????󥯤?????????

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Standard C Library (libc, -lc)

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<unistd.h> int link(const char *name1, const char *name2)

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link() ?????ƥॳ?????ϡ? name1 ???ؤ????إ??֥??????Ȥ?°???????ġ??????Υǥ??쥯?ȥꥨ???ȥ? (?ϡ??ɥ?????) name2 ???Բ?ʬ?˺??????ޤ??? ???󥯤??????˴?λ?????Ȳ??إ??֥??????ȤΥ??󥯥??????Ȥ????ä??ޤ??? name1 ?? name2 ?ϡ????إ??֥??????ȤؤΥ????????ȥ???????????????????ͭ???ޤ???

name1 ?????????Ƥ??ե????? name2 ?Ϻ??????줺?????إ??֥??????ȤΥ??󥯥??????Ȥ????????ޤ???

name1 ?????ˤ??äƻؤ????륪?֥??????? ?ϥϡ??ɥ??󥯤????????뤿????¸?ߤ??Ƥ???ɬ?פ????ꡢ name1 ?? name2 ??ξ????Ʊ???ե????륷???ƥ?????¸?ߤ??Ƥ???ɬ?פ??????ޤ??? name1 ?????ϥǥ??쥯?ȥ??Ǥ??äƤϤʤ??ޤ?????

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The link() 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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link() ?????ƥॳ?????ϼ??ξ????˽????˼??Ԥ??????󥯤Ϻ????????ޤ???:

[ENOTDIR]

?????줫?????֥ѥ?̾?ι??????Ǥ??ǥ??쥯?ȥ??ǤϤ????ޤ?????

[ENAMETOOLONG]

?????줫?Υѥ?̾?ι??????Ǥ? 255 ʸ?????ۤ??Ƥ??뤫?? ?ޤ??Ϥ????줫?Υѥ?̾???Τ?Ĺ???? 1023 ʸ?????ۤ??Ƥ??ޤ???

[ENOENT]

?????줫?????֥ѥ?̾?ι??????Ǥ?¸?ߤ??ޤ?????

[EOPNOTSUPP]

name1 ?ˤ??äƻ??ꤵ?줿?ե????뤬???äƤ????ե????륷???ƥब ???󥯤򥵥ݡ??Ȥ??Ƥ??ޤ?????

[EMLINK]

name1 ?ǻ??ꤵ?줿?ե??????Υ??󥯥??????Ȥ? 32767 ???ۤ??ޤ???

[EACCES]

?????줫?????֥ѥ?̾?ι??????ǤˤĤ??Ƹ??????Ĥ????ݤ????Ƥ??ޤ???

[EACCES]

?׵ᤵ?줿???󥯤ϡ??????ߵ??Ĥ????ݤ????⡼?ɤΥǥ??쥯?ȥ??? ?񤭹??ळ?Ȥ??׵ᤷ?Ƥ??ޤ???

[ELOOP]

?ѥ?̾???Ѵ??????Ȥ??˸??Ф??줿?????ܥ??å????󥯤?¿?????ޤ???

[ENOENT]

name1 ?ˤ??äƻ??ꤵ?줿?ե????뤬¸?ߤ??ޤ?????

[EEXIST]

name2 ?ˤ??äƻ??ꤵ?줿???󥯤?¸?ߤ??ޤ???

[EPERM]

name1 ?ˤ??äƻ??ꤵ?줿?ե??????ϥǥ??쥯?ȥ??Ǥ??뤫?? ?ѹ??ػߤ⤷?????ɲäΤ߲?ǽ?Ǥ????ȥե饰???դ??????Ƥ??ޤ? ( chflags(2) ????)??

[EXDEV]

name2 ?ˤ??äƻ??ꤵ?줿???󥯤? name1 ?ˤ??äƻ??ꤵ?줿?ե????뤬?ۤʤ??ե????륷???ƥ????ˤ????ޤ???

[ENOSPC]

?ǥ??쥯?ȥ?????Ǽ???Ƥ????ե????륷???ƥ??????̤??ĤäƤ??ʤ????ᡢ ?????????󥯤??????륨???ȥ????֤??ǥ??쥯?ȥ?????ĥ?Ǥ??ޤ?????

[EDQUOT]

?ǥ??쥯?ȥ?????Ǽ???Ƥ????ե????륷???ƥ??ǥ桼???Υǥ??????֥??å??? ?ؤ??륯?????????ϳ餷?????ᡢ ?????????󥯤??????륨???ȥ????֤??ǥ??쥯?ȥ?????ĥ?Ǥ??ޤ?????

[EIO]

?ǥ??쥯?ȥꥨ???ȥ??????????뤿???ե????륷???ƥ??? ?ɤ߽񤭤??Ƥ????֤??????ϥ??顼??ȯ?????ޤ?????

[EROFS]

?׵ᤵ?줿???󥯤ϡ??ɼ??????ѥե????륷???ƥ????Υǥ??쥯?ȥ??? ?????ߤ??뤳?Ȥ??׵ᤷ?Ƥ??ޤ???

[EFAULT]

???ꤵ?줿?ѥ?̾?? 1 ?Ĥ????ץ??????˳??????Ƥ??줿 ???ɥ쥹???֤??ϰϳ????ؤ??Ƥ??ޤ???

??Ϣ????

readlink(2), symlink(2), unlink(2)

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link() ?????ƥॳ?????? IEEE Std 1003.1-1990 (“POSIX.1”) ??Ŭ?礷?Ƥ??ޤ???

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link() ?ؿ??? Version 7 AT&T UNIX ???о줷?ޤ?????

???衢?????ѥ桼???? link() ?????ƥॳ?????ˤ??äƥǥ??쥯?ȥ??????󥯤Ǥ??? ?????ϥե????륷???ƥ??ΰ????????˲????????ΤǤ????? ???μ????Ǥϡ????Τ褦???????Ϥ??Ϥ????????ޤ?????