̾??

reboot — ?????ƥ??????֡??Ȥ??뤫?ޤ??ϥץ????å??????ߤ???

?饤?֥???

Standard C Library (libc, -lc)

????

<unistd.h> <sys/reboot.h> int reboot(int howto)

????

reboot() ?????ƥॳ?????ϥ????ƥ??????֡??Ȥ??ޤ??? ?????ѥ桼????????ɬ?פ˱????ƥޥ????????֡??ȤǤ??ޤ??? ?????????????Բ?ǽ?ʥ????ƥ??㳲?ξ????ϡ????֡??Ȥϼ?ưŪ?˵?ư?????ޤ???

howto ?????ϥ??ץ??????Υޥ????Ǥ??? ?????ƥॳ???륤?󥿥ե??????ϥ??󥯥롼?ɥե????? <sys/reboot.h> ???????????줿???Υ??ץ??????????դ??? ???????????ͥ??ޤ??Ͽ??????֡??ȥ??ȥ??åפ? init ?ץ??????????Ϥ??????褦?ˤ??ޤ???

RB_AUTOBOOT

?ǥե????ȡ? ?????ƥब?̾?????ˡ?ǥ??֡??Ȥ????褦?ˤ??ޤ???

RB_ASKNAME

?֡??ȥ??ȥ??åץץ??????༫?Τˤ??äƲ??ᤵ?졢 ?ɤΥե????????֡??Ȥ??٤????ˤĤ??ơ? ???󥽡????˥ץ????ץȤ?ɽ???????褦?ˤ??ޤ??? ?̾?????ƥ??ϥե????? “xx(0,0)kernel” ?????֡??Ȥ????ޤ??? ?????ǡ? xx ?ϥե?????̾?????Ϥ????褦?˥ץ????ץȤ??Ф??ʤ??????Ρ? ?ǥե????ȤΥǥ?????̾?Ǥ???

RB_DFLTROOT

?????ѥ??????˻??ꤵ?줿?롼?ȥǥХ????????Ѥ??ޤ??? ?̾?????ƥ??ϡ? ??ǽ?Ǥ????Х֡??Ȥ??줿?ǥХ??????롼?ȥǥХ????Ȥ??ƻ??Ѥ??ޤ? (?ǥե????Ȥ?ư???ϡ??????ƥब?ɤΥɥ饤?֤????????ɤ??줿????Ƚ?̤??? ?֡??ȥ??ȥ??åץץ?????????ǽ?Ϥ˰?¸???ޤ??? ?????Ϥ??٤ƤΥ????ƥ??Dz?ǽ?ʤ櫓?ǤϤ????ޤ???)??

RB_DUMP

???֡??Ȥ????˥????ͥ??????????????פ??ޤ??? ?ܺ٤ˤĤ??Ƥϡ? savecore(8) ?򻲾Ȥ??Ƥ?????????

RB_HALT

?ץ????å???ñ?????ߤ????ޤ??? ???֡??Ȥϵ????ޤ????? ???Υ??ץ??????????դ??ƻ??Ѥ???ɬ?פ??????ޤ???

RB_POWEROFF

?????ƥ????ߤθ塢?????åȥ????󥳡??ɤϡ???ǽ?Ǥ??????Ÿ????ڤ??ޤ??? ?????ˤϥϡ??ɥ??????Υ??ݡ??Ȥ?ɬ?פǤ???

RB_INITNAME

?????ƥब???֡??Ȥ????ݤˡ? /sbin/init ?ʳ??? init ?ץ??????? (init(8) ?򻲾?) ???¹Ԥ??????褦???ꤹ?륪?ץ??????Ǥ??? ???Υ????å??ϸ??????Ǥ?̵???Ǥ???

RB_KDB

?????ܥ??ơ??֥????????ɤ????????ƥ??????Ȥ߹??ߥǥХå???ͭ???ˤ??ޤ??? ?????ͥ뤬?ǥХå??Ѥ˹????????Ƥ??ʤ????硢???Υ??ץ??????ϰ?̣???????ޤ????? ?????ʳ??Τ????Ĥ??Υ??ץ??????ϡ????Υ??ץ????????Ȥ߹??碌???? ?̾??Ȱۤʤ???̣?????Ĥ褦?ˤʤ??ޤ????????????ε?ǽ?????Ѥ??뤳?Ȥ? reboot() ?????ƥॳ?????Ǥ??Բ?ǽ?ʾ??礬?????ޤ??? ?ܺ٤ˤĤ??Ƥϡ? ddb(4) ?򻲾Ȥ??Ƥ?????????

RB_NOSYNC

?̾?ץ????å??????ߤ????뤫?ޤ??ϥ??֡??Ȥ????????ˡ??ǥ??????ؤޤ? ?񤭹??ޤ??Ƥ??ʤ??ǡ??????????Ф??????񤭹??ߤޤ? (sync(8) ?򻲾?)?? ???Υ??ץ??????ϡ??ե????륷???ƥ??ؤ??ѹ????????ȤǹԤ??줿?????䡢 ?ץ????å???˽?????Ƥ??????硢ͭ?Ѥʤ??Ȥ??????ޤ???

RB_RDONLY

?????ʳ??ǡ??롼?ȥե????륷???ƥ????ɼ??????Ѥǥޥ????Ȥ??ޤ??? ???ߤϤ??줬?ǥե????ȤǤ??ꡢ???Υ??ץ???????̵??̣?ʤ??ΤˤʤäƤ??ޤ???

RB_SINGLE

?̾??Υ??֡??Ƚ????ǤϤޤ???ưŪ?˥ǥ??????ΰ??????????å????Ԥ??졢 ?????ǥޥ????桼???Ķ??ذܹԤ????褦?ˤʤäƤ??ޤ??? RB_SINGLE ?ϡ????????Ԥ鷺?? ?????ƥ??򥳥󥽡??????Υ??󥰥??桼?????????ǥ֡??Ȥ??ޤ??? RB_SINGLE ?ϡ??ºݤˤϥ֡??Ȥ?ľ???줿?????ƥ??? init(8) ?ץ????????ˤ??äƲ??ᤵ???ޤ???

???ץ??????????ꤷ?ʤ????? (???ʤ????? RB_AUTOBOOT ?????Ѥ?????????)???????ƥ??ϡ??ץ????å???????????ˡ?????򤷤? ???˥å? 0 ?Υǥ??????Υ롼?ȥե????륷???ƥ??ˤ??? “kernel” ?Ȥ????ե????뤫?????֡??Ȥ????ޤ??? ???κݡ??̾??ϥǥ??????ΰ??????????å?????ưŪ?˼¹Ԥ????ޤ? (fsck(8) ?򻲾?)??

??????

?????˽???????λ???????硢???θƤӽФ??????뤳?ȤϤ????ޤ????? ?????Ǥʤ??????? -1 ???֤??졢???顼?????????Х??ѿ? errno ?????֤????ޤ???

???顼

[EPERM]

?ƤӽФ?¦???????ѥ桼???ǤϤ????ޤ?????

??Ϣ????

crash(8), halt(8), init(8), reboot(8), savecore(8)

?Х?

HP300 ?????ƥ??ϡ? RB_DFLTROOT ?? RB_KDB ?Τɤ????⥵?ݡ??Ȥ??Ƥ??ޤ?????

????

reboot() ?????ƥॳ?????? 4.0BSD ???о줷?ޤ?????