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.\" Written by Michael Haardt, Fri Nov 25 14:51:42 MET 1994
.\"
.\" 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.
.\"
.\" Added siglongjmp, Sun Mar 2 22:03:05 EST 1997, jrv@vanzandt.mv.com
.\" Modifications, Sun Feb 26 14:39:45 1995, faith@cs.unc.edu
.\" "
.\" Japanese Version Copyright (c) 1998 Seiiti Obara
.\" all rights reserved.
.\" Translated 1998-05-27, Seiiti Obara <SEO@ma1.seikyou.ne.jp>
.\" Updated 2009-02-24, Akihiro MOTOKI, LDP v3.19
.\"
.\"WORD: stack context åƥ
.\"WORD: signal masks ʥޥ
.\"WORD: signal context ʥ륳ƥ
.\"WORD: flag ե饰
.\"WORD: low-level ٥
.\"
.TH LONGJMP 3 2009-01-13 "" "Linux Programmer's Manual"
.SH ̾
longjmp, siglongjmp \- ¸줿åƥ (stack context)
ؤɽŪʥ
.SH
.nf
.B #include <setjmp.h>
.BI "void longjmp(jmp_buf " env ", int " val );
.BI "void siglongjmp(sigjmp_buf " env ", int " val );
.fi
.sp
.in -4n
glibc εǽޥ
.RB ( feature_test_macros (7)
):
.in
.sp
.BR siglongjmp ():
_POSIX_C_SOURCE\ >=\ 1 || _XOPEN_SOURCE || _POSIX_C_SOURCE
.SH
.BR longjmp ()
.BR setjmp (3)
ϡץ٥ʥ֥롼ˤơ
顼ߤȯνǤ롣
.BR longjmp ()
ϡ\fIenv\fP ꤷƸƤӽФ줿Ǹ
.BR setjmp (3)
ˤä¸줿Ķ롣
.BR longjmp ()
δλ塢ץμ¹Ԥϡޤб
.BR setjmp (3)
θƤӽФ \fIval\fP ֤ä褿褦³Ԥ롣
.BR longjmp ()
0 ֤褦˻ؼ뤳ȤϤǤʤ
ܤΰ 0 ꤷ
.BR longjmp ()
ƤФ줿ϡ 1 ֤뤳Ȥˤʤ롣
.P
.BR siglongjmp ()
ϡ \fIenv\fP ηۤʤʳϡ
.BR longjmp ()
ƱͤǤ롣
\fIenv\fP ¸
.BR sigsetjmp (3)
0 ʳ \fIsavesigs\fP ե饰ǸƤӽФƤǡ
ġξˤΤߡ
.BR siglongjmp (3)
.BR sigsetjmp (3)
¸ƤʥޥԤ
.SH ֤
δؿ֤뤳ȤϤʤ
.SH
.BR longjmp ()
C89, C99, POSIX.1-2001 ǵꤵƤ롣
.BR siglongjmp ()
POSIX.1-2001 ǵꤵƤ롣
.SH
POSIX Ǥϡ
.BR longjmp ()
ʥ륳ƥ (signal context) 뤫ɤꤵƤʤ
.RB ( setjmp (3)
ˤ⾯ܤ)
ܿΤˡǡʥޥ¸ˤϡ
.BR sigsetjmp (3)
.BR siglongjmp ()
Ȥȡ
.P
ʲξ郎Ω硢
.BR longjmp ()
θƤӽФԤ줿μưѿ̤ͤ (unspecified) Ȥʤ롣
.IP \(bu 3
μưѿб
.BR setjmp (3)
ƤӽФԤäؿΥѿǤ롣
.IP \(bu
ưѿͤ
.BR setjmp (3)
.BR longjmp ()
δ֤ѹƤ롣
.IP \(bu
.I volatile
ȤƤʤ
.P
Ʊͤդ
.BR siglongjmp ()
ˤ⤢ƤϤޤ롣
.P
.BR longjmp ()
.BR siglongjmp ()
ȤȡץŤ餯ݼ餷ˤΤˤʤ롣
̤ˡǽʤ顢Ȥ٤Ǥ롣
.SH Ϣ
.BR setjmp (3),
.BR sigsetjmp (3)
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