̾??

pipe — ?ץ????????̿??Τ????ε??һҤΥڥ???????????

?饤?֥???

Standard C Library (libc, -lc)

????

<unistd.h> int pipe(int *fildes)

????

pipe() ?????ƥॳ?????? ???????Υǡ????ե???????ǽ?Ȥ??륪?֥??????ȤǤ??? pipe ???????????ڥ??Υե????뵭?һҤ????????Ƥޤ???

?????ˤ??ꡢ?̾??? 1 ?֤??ε??һҤ??ѥ??פ? ?ɼ???¦ ?Ȥ??ƻ??Ѥ??졢2 ?֤??ε??һҤ? ??????¦ ?Ȥ??ƻ??Ѥ????ޤ??? ?Ǥ??Τǡ? fildes[1] ?˽񤭹??ޤ줿?ǡ????? fildes[0] ?˸????ޤ? (???ʤ????? fildes[0] ?????ɤ߼????ޤ?)?? ???????Ȥ??? 1 ?ĤΥץ????????ν??Ϥ??̤Υץ??????????????Ǥ??ޤ??? ????¦??ɸ?????Ϥ??ѥ??פν?????¦?Ȥ??ƥ??åȥ??åפ??? ????¦??ɸ?????Ϥ??ѥ??פ??ɼ???¦?Ȥ??ƥ??åȥ??åפ??Ƥ????????? ?ѥ??׼??Τϡ????٤Ƥ??б????뵭?һҤ????????????????ޤǻ?³???ޤ???

??ü???Ĥ??Ƥ????ѥ??פ? widowed (?????򼺤ä?) ?ȸ??ʤ????ޤ??? ???Τ褦?ʥѥ??פ˽????ߤ򤹤??ȡ??????ߥץ??????? SIGPIPE ?????ʥ??????????ޤ??? ?ɼ???¦?˥ե??????ν?λ??????????ˡ?ϡ? ??????¦?Υѥ??פ򥯥????????뤷???????ޤ????? ?ɼ???¦???Хåե??????äƤ????ǡ??????Ȥ??ڤä??塢?????򼺤ä??ѥ??פ? ?ɤ߼????? 0 ???????Ȥ??֤????ޤ???

???Υѥ??פμ????ˤ????????????Ȥ????????ϡ? ?Ť??????ƥ??ȸߴ??????????ޤ????? ?Ǥ??Τǡ??ѥ??פ????????ˤ??????Ѥ??ʤ??Ȥ??ˤϡ? ????????ˡ??ü???????Ѥ??뤳?δ????˽??????Ȥ򤪴??ᤷ?ޤ???

??????

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

???顼

pipe() ?????ƥॳ?????ϼ??ξ????˼??Ԥ??ޤ???

[EMFILE]

?????ƥ??֤ʵ??һҤ?¿?????ޤ???

[ENFILE]

?????ƥ??ե??????ơ??֥뤬???դǤ???

[EFAULT]

fildes ?Хåե????ץ??????Υ??ɥ쥹???֤????????ΰ??ˤ????ޤ???

??Ϣ????

sh(1), fork(2), read(2), socketpair(2), write(2)

????

pipe() ?ؿ??? Version 3 AT&T UNIX ???о줷?ޤ?????

???????ѥ??פϤϤ????? AT&T System V Release 4 UNIX ?ǻ??Ѥ????ޤ?????