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[linuxjm/LDP_man-pages.git] / release / man3 / ftime.3

.\" Hey Emacs! This file is -*- nroff -*- source.
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.\" Copyright (c) 1993 Michael Haardt
.\" (u31b3hs@pool.informatik.rwth-aachen.de)
.\" Fri Apr  2 11:32:09 MET DST 1993
.\"
.\" This is free documentation; you can redistribute it and/or
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.\" published by the Free Software Foundation; either version 2 of
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.\" GNU General Public License for more details.
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.\" You should have received a copy of the GNU General Public
.\" License along with this manual; if not, write to the Free
.\" Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139,
.\" USA.
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.\" Modified Sat Jul 24 14:23:14 1993 by Rik Faith (faith@cs.unc.edu)
.\" Modified Sun Oct 18 17:31:43 1998 by Andries Brouwer (aeb@cwi.nl)
.\" 2008-06-23, mtk, minor rewrites, added some details
.\"
.\" Japanese Version Copyright (c) 1997 HIROFUMI Nishizuka
.\"     all rights reserved.
.\" Translated Thu Dec 25 10:53:32 JST 1997
.\"     by HIROFUMI Nishizuka <nishi@rpts.cl.nec.co.jp>
.\"
.\" Updated Tue Jul  8 JST 1999 by Kentaro Shirakata <argrath@ub32.org>
.\" Updated Fri Dec 21 JST 2001 by Kentaro Shirakata <argrath@ub32.org>
.\" Updated Wed Jul 30 JST 2008 by Kentaro Shirakata <argrath@ub32.org>
.\"
.TH FTIME 3 2010-02-25 "GNU" "Linux Programmer's Manual"
.SH ̾Á°
ftime \- ÆüÉդȻþ´Ö¤òÊÖ¤¹
.SH ½ñ¼°
.B "#include <sys/timeb.h>"
.sp
.BI "int ftime(struct timeb *" tp );
.SH ÀâÌÀ
¤³¤Î´Ø¿ô¤Ï¸½ºß¤Î»þ¹ï¤ò¡¢µª¸µ (Epoch; 1970-01-01 00:00:00 +0000 (UTC))
¤«¤é¤ÎÉÿô¤È¥ß¥êÉÿô¤ÇÊÖ¤¹¡£
»þ¹ï¤Ï
.I tp
¤ÇÊÖ¤µ¤ì¡¢¤³¤ì¤Ï°Ê²¼¤Î¤è¤¦¤ËÄêµÁ¤µ¤ì¤Æ¤¤¤ë:
.sp
.in +4n
.nf
struct timeb {
    time_t         time;
    unsigned short millitm;
    short          timezone;
    short          dstflag;
};
.fi
.in
.LP
¤³¤³¤Ç¡¢\fItime\fP ¤Ïµª¸µ (the Epoch) ¤«¤é¤ÎÉÿô¡¢
\fImillitm\fP ¤Ï µª¸µ¤«¤é \fItime\fP Éø夫¤é¤Î¥ß¥êÉÿô¤Ç¤¢¤ë¡£
\fItimezone\fP ¥Õ¥£¡¼¥ë¥É¤Ï¥°¥ê¥Ë¥Ã¥¸¤«¤éÀ¾¼þ¤ê¤Îʬ¤Ç·×¬¤µ¤ì¤ë
¥í¡¼¥«¥ë¥¿¥¤¥à¥¾¡¼¥ó¤Ç¤¢¤ë(Éé¿ô¤Î¾ì¹ç¤Ï¥°¥ê¥Ë¥Ã¥¸¤«¤é¤ÎÅì²ó¤ê¤Îʬ¤ò
¼¨¤¹)¡£
\fIdstflag\fP ¥Õ¥£¡¼¥ë¥É¤Ï¡¢¤â¤· 0 ¤Ç¤Ê¤±¤ì¤Ð°ìǯ¤Î°ìÉô¤Ç²Æ»þ´Ö¤¬
¸ºß¤¹¤ë¤³¤È¤ò¼¨¤¹¥Õ¥é¥°¤Ç¤¢¤ë¡£
.LP
POSIX.1-2001 ¤Ç¤Ï¡¢\fItimezone\fP ¤È \fIdstflag\fP ¤ÎÆâÍƤÏ̤ÄêµÁ¤Ç¤¢¤ë;
¤³¤ì¤ËÍê¤ë¤Î¤ÏÈò¤±¤ë¤³¤È¡£
\"O .SH "RETURN VALUE"
.SH ÊÖ¤êÃÍ
\"O This function always returns 0.
¤³¤Î´Ø¿ô¤Ï¾ï¤Ë 0 ¤òÊÖ¤¹¡£
(POSIX.1-2001 »ÅÍ͵ڤӤ¤¤¯¤Ä¤«¤Î¥·¥¹¥Æ¥à¤Î¥É¥­¥å¥á¥ó¥È¤Ç¤Ï¡¢
¥¨¥é¡¼»þ¤Ë \-1 ¤òÊÖ¤¹¡£)
\"O .SH "CONFORMING TO"
.SH ½àµò
4.2BSD, POSIX.1-2001.
POSIX.1-2008 ¤Ç¤Ï
.BR ftime ()
¤Î»ÅÍͤ¬ºï½ü¤µ¤ì¤Æ¤¤¤ë¡£

¤³¤Î´Ø¿ô¤Ï¸Å¤¤¤â¤Î¤Ç¤¢¤ë¡£»È¤Ã¤Æ¤Ï¤Ê¤é¤Ê¤¤¡£
ÉÃñ°Ì¤Î»þ´Ö¤Ç½½Ê¬¤Ê¤é¡¢
.BR time (2)
¤¬ÍøÍѤǤ­¤ë¡£
.BR gettimeofday (2)
¤Ç¥Þ¥¤¥¯¥íÉä¬ÆÀ¤é¤ì¤ë¡£
.BR clock_gettime (2)
¤Ç¥Ê¥ÎÉä¬ÆÀ¤é¤ì¤ë¤¬¡¢¹­¤¯ÍøÍѲÄǽ¤ÊÌõ¤Ç¤Ï¤Ê¤¤¡£
\"O .SH BUGS
.SH ¥Ð¥°
.LP
\"O glibc 2.1.1 is correct again.
\fImillitm\fP ¥Õ¥£¡¼¥ë¥É¤Ï¡¢libc4 ¤È libc5 ¤Ç¤ÏÀµ¤·¤¯Æ°ºî¤¹¤ë¡£
¤·¤«¤·¡¢½é´ü¤Î glibc2 ¤Ç¤Ï¥Ð¥°¤¬¤¢¤ê¡¢¾ï¤Ë 0 ¤òÊÖ¤¹¡£
glibc 2.1.1 ¤«¤éºÆ¤ÓÀµ¾ï¤Ë¤Ê¤Ã¤¿¡£
\"O .\" .SH HISTORY
\"O .\" The
\"O .\" .B ftime()
\"O .\" function appeared in 4.2BSD.
.\" .SH Îò»Ë
.\" .BR ftime ()
.\" ´Ø¿ô¤Ï 4.2BSD ¤Ë¸½¤ì¤¿¡£
\"O .SH "SEE ALSO"
.SH ´ØÏ¢¹àÌÜ
.BR gettimeofday (2),
.BR time (2)