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

.\" Copyright (c) 1996 Andries Brouwer (aeb@cwi.nl)
.\"
.\" This is free documentation; you can redistribute it and/or
.\" modify it under the terms of the GNU General Public License as
.\" published by the Free Software Foundation; either version 2 of
.\" the License, or (at your option) any later version.
.\"
.\" The GNU General Public License's references to "object code"
.\" and "executables" are to be interpreted as the output of any
.\" document formatting or typesetting system, including
.\" intermediate and printed output.
.\"
.\" This manual is distributed in the hope that it will be useful,
.\" but WITHOUT ANY WARRANTY; without even the implied warranty of
.\" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
.\" GNU General Public License for more details.
.\"
.\" 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., 59 Temple Place, Suite 330, Boston, MA 02111,
.\" USA.
.\"
.\" 5 Oct 2002, Modified by Michael Kerrisk <mtk.manpages@gmail.com>
.\"     Updated for POSIX.1 2001
.\" 2004-12-17 Martin Schulze <joey@infodrom.org>, mtk
.\"     Removed errno declaration prototype, added notes
.\" 2006-02-09 Kurt Wall, mtk
.\"     Added non-POSIX errors
.\"
.\" Japanese Version Copyright (c) 1997 HIROFUMI Nishizuka
.\"     all rights reserved.
.\" Translated 1997-12-24, HIROFUMI Nishizuka <nishi@rpts.cl.nec.co.jp>
.\" Updated 1999-03-01, NAKANO Takeo <nakano@apm.seikei.ac.jp>
.\" Updated 1999-08-21, NAKANO Takeo <nakano@apm.seikei.ac.jp>
.\" Updated 2003-07-03, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\" Updated 2005-03-15, Akihiro MOTOKI
.\" Updated 2006-02-15, Akihiro MOTOKI, Catch up to LDP v2.23
.\" Updated 2006-07-14, Akihiro MOTOKI, Catch up to LDP v2.34
.\" Updated 2008-08-07, Akihiro MOTOKI, Catch up to LDP v3.05
.\"
.TH ERRNO 3 2008-07-09 "" "Linux Programmer's Manual"
.SH ̾Á°
errno \- ľ¶á¤ËȯÀ¸¤·¤¿¥¨¥é¡¼¤ÎÈÖ¹æ
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.B EMEDIUMTYPE
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.B EMFILE
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.B ENETUNREACH
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.B ENFILE
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(POSIX.1)
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.B ENOLCK
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.\" POSIX says "Reserved"
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¥á¥Ç¥£¥¢¤¬¸«¤Ä¤«¤é¤Ê¤¤
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Í׵ᤵ¤ì¤¿·¿¤Î¥á¥Ã¥»¡¼¥¸¤¬Â¸ºß¤·¤Ê¤¤ (POSIX.1)
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.B ENONET
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.B ENOPROTOOPT
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.B ENOSPC
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.B ENOSTR
¥¹¥È¥ê¡¼¥à¤Ç¤Ï¤Ê¤¤ (POSIX.1 (XSI STREAMS option))
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.B ENOSYS
´Ø¿ô¤¬¼ÂÁõ¤µ¤ì¤Æ¤¤¤Ê¤¤ (POSIX.1)
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.B ENOTBLK
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.B ENOTCONN
¥½¥±¥Ã¥È¤¬Àܳ¤µ¤ì¤Æ¤¤¤Ê¤¤ (POSIX.1)
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.B ENOTDIR
¥Ç¥£¥ì¥¯¥È¥ê¤Ç¤Ï¤Ê¤¤ (POSIX.1)
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.B ENOTEMPTY
¥Ç¥£¥ì¥¯¥È¥ê¤¬¶õ¤Ç¤Ï¤Ê¤¤ (POSIX.1)
.\" ENOTNAM is defined but appears to be unused.
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.B ENOTSOCK
¥½¥±¥Ã¥È¤Ç¤Ï¤Ê¤¤ (POSIX.1)
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.B ENOTSUP
Áàºî¤¬¥µ¥Ý¡¼¥È¤µ¤ì¤Æ¤¤¤Ê¤¤ (POSIX.1)
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.B ENOTTY
I/O À©¸æÁàºî¤¬Å¬ÀڤǤʤ¤ (POSIX.1)
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.B ENOTUNIQ
̾Á°¤¬¥Í¥Ã¥È¥ï¡¼¥¯¤Ç°ì°Õ¤Ç¤Ï¤Ê¤¤
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.B ENXIO
¤½¤Î¤è¤¦¤Ê¥Ç¥Ð¥¤¥¹¤ä¥¢¥É¥ì¥¹¤Ï¤Ê¤¤ (POSIX.1)
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.B EOPNOTSUPP
¥½¥±¥Ã¥È¤Ç¥µ¥Ý¡¼¥È¤·¤Æ¤¤¤Ê¤¤Áàºî¤Ç¤¢¤ë (POSIX.1)
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.B EPERM
Áàºî¤¬µö²Ä¤µ¤ì¤Æ¤¤¤Ê¤¤ (POSIX.1)
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.B EPIPE
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.TP
.B EPROTO
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.B EPROTONOSUPPORT
¥×¥í¥È¥³¥ë¤¬¥µ¥Ý¡¼¥È¤µ¤ì¤Æ¤¤¤Ê¤¤ (POSIX.1)
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.B EPROTOTYPE
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.B ERANGE
·ë²Ì¤¬Â礭²á¤®¤ë (POSIX.1, C99)
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.B EREMCHG
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.B EREMOTE
¥ª¥Ö¥¸¥§¥¯¥È¤¬¥ê¥â¡¼¥È¤Ë¤¢¤ë
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.B EREMOTEIO
¥ê¥â¡¼¥È I/O ¥¨¥é¡¼
.TP
.B ERESTART
¥·¥¹¥Æ¥à¥³¡¼¥ë¤¬ÃæÃǤµ¤ìºÆ¥¹¥¿¡¼¥È¤¬É¬ÍפǤ¢¤ë
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.B EROFS
Æɤ߽Ф·ÀìÍѤΥե¡¥¤¥ë¥·¥¹¥Æ¥à¤Ç¤¢¤ë (POSIX.1)
.TP
.B ESHUTDOWN
ÄÌ¿®Áê¼ê¤¬¥·¥ã¥Ã¥È¥À¥¦¥ó¤µ¤ì¤ÆÁ÷¿®¤Ç¤­¤Ê¤¤
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.B ESPIPE
̵¸ú¤Ê¥·¡¼¥¯ (POSIX.1)
.TP
.B ESOCKTNOSUPPORT
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.B ESRCH
¤½¤Î¤è¤¦¤Ê¥×¥í¥»¥¹¤Ï̵¤¤ (POSIX.1)
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.B ESTALE
¥Õ¥¡¥¤¥ë¥Ï¥ó¥É¥ë¤¬¸Å¤¤¾õÂ֤ˤʤäƤ¤¤ë (POSIX.1)
.sp
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.B ESTRPIPE
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.TP
.B ETIME
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(POSIX.1 (XSI STREAMS option))
.sp
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.TP
.B ETIMEDOUT
Áàºî¤¬¥¿¥¤¥à¥¢¥¦¥È¤·¤¿ (POSIX.1)
.\" ETOOMANYREFS is defined, but appears not to be used.
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if (somecall() == \-1) {
    printf("somecall() failed\en");
    if (errno == ...) { ... }
}

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.in +4n
.nf

if (somecall() == \-1) {
    int errsv = errno;
    printf("somecall() failed\en");
    if (errsv == ...) { ... }
}
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.in
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.BR error (3),
.BR perror (3),
.BR strerror (3)