̾??

logwtmp —

wtmp ?ե??????˿????쥳???ɤ??ɲ?

?饤?֥???

System Utilities Library (libutil, -lutil)

????

<sys/types.h> <libutil.h> void logwtmp(const char *line, const char *name, const char *host)

????

logwtmp() ?ϡ? wtmp(5) ?ե??????˿????쥳???ɤ??ɲä??ޤ??? ?????ϡ? line, name, host ?ڤӸ??߻??֤?Ϳ???ޤ???

host ?ǻ??ꤹ???ۥ???̾??Ĺ???? wtmp(5) ?ե??????Υۥ???̾?ե??????ɤȹ????ʤ????硢?ǽ??ϡ? gethostbyname(3) ?ˤ??????ͤ? IP ???ɥ쥹???Ѵ????褦?Ȥ??ޤ??? ?????˼??Ԥ??????硢?ۥ???̾?? “invalid hostname” (?????ۥ???̾) ?Ȥ??Ƶ?Ͽ?????ޤ???

?ƤӽФ??ץ??????ϡ? wtmp(5) ?ե????????Ф????ɤ߹??ߡ??񤭹??ߤ?ξ???θ??¤????äƤ???ɬ?פ??????ޤ???

??????

?ʤ???

??Ϣ????

gethostbyname(3), login(3), wtmp(5)