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.\" Copyright (C) 1996 Andries Brouwer (aeb@cwi.nl)
.\" and Copyright (C) 2005 Michael Kerrisk (mtk.manpages@gmail.com)
.\"
.\" Permission is granted to make and distribute verbatim copies of this
.\" manual provided the copyright notice and this permission notice are
.\" preserved on all copies.
.\"
.\" Permission is granted to copy and distribute modified versions of this
.\" manual under the conditions for verbatim copying, provided that the
.\" entire resulting derived work is distributed under the terms of a
.\" permission notice identical to this one.
.\"
.\" Since the Linux kernel and libraries are constantly changing, this
.\" manual page may be incorrect or out-of-date. The author(s) assume no
.\" responsibility for errors or omissions, or for damages resulting from
.\" the use of the information contained herein. The author(s) may not
.\" have taken the same level of care in the production of this manual,
.\" which is licensed free of charge, as they might when working
.\" professionally.
.\"
.\" Formatted or processed versions of this manual, if unaccompanied by
.\" the source, must acknowledge the copyright and authors of this work.
.\"
.\" Rewritten old page, 960210, aeb@cwi.nl
.\" Updated, added strtok_r. 2000-02-13 Nicolas Lichtmaier <nick@debian.org>
.\" 2005-11-17, mtk: Substantial parts rewritten
.\"
.\" Japanese Version Copyright (c) 1998 Ishii Tatsuo all rights reserved.
.\" Translated 1998-03-27, Ishii Tatsuo <rfun@azusa.shinshu-u.ac.jp>
.\" Updated 2000-04-05, Kentaro Shirakata <argrath@ub32.org>
.\" Updated 2000-09-21, Kentaro Shirakata
.\" Updated 2002-03-28, Kentaro Shirakata
.\" Updated 2005-11-19, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\"
.TH STRTOK 3 2008-10-29 "GNU" "Linux Programmer's Manual"
.SH ̾
strtok, strtok_r \- ʸȡФ
.SH
.nf
.B #include <string.h>
.sp
.BI "char *strtok(char *" str ", const char *" delim );
.sp
.BI "char *strtok_r(char *" str ", const char *" delim ", char **" saveptr );
.fi
.sp
.in -4n
glibc εǽޥ
.RB ( feature_test_macros (7)
):
.in
.sp
.ad l
.BR strtok_r ():
_SVID_SOURCE || _BSD_SOURCE || _POSIX_C_SOURCE\ >=\ 1 ||
_XOPEN_SOURCE || _POSIX_SOURCE
.ad b
.SH
.BR strtok ()
ؿʸϤƥȡʬ䤹롣
.BR strtok ()
ǽ˸ƤӽФݤˤϡоݤʸ \fIstr\fP
ꤹ롣ƱʸβϤԤθθƤӽФǤϡ
\fIstr\fP ˤ NULL ꤹ롣
\fIdelim\fP ˤϡϤʸȡ˶ڤʸ
ꤹ롣ƱʸϤϢθƤӽФˤơ
\fIdelim\fP ˰㤦ʸꤷƤ褤
.BR strtok ()
Τ줾θƤӽФǤϡΥȡ
Ǽ NULL ü줿ʸؤΥݥ֤롣
ʸˤ϶ڤʸϴޤޤʤ
ʾȡĤʤäˤϡNULL ֤롣
оݤʸ2İʾζڤʸϢ³Ƥˤϡ
ĤζڤʸȤߤʤ롣
ʸƬˤڤʸ̵뤵롣ȡ
.BR strtok ()
֤ȡϾ˶ǤʤʸȤʤ롣
.BR strtok_r ()
ؿ
.BR strtok ()
ΥꥨȥǤǤ롣
\fIsaveptr\fP \fIchar *\fP ѿؤΥݥǤꡢ
ƱʸβϤԤ
.BR strtok_r ()
θƤӽФ֤ǽ¸뤿
.BR strtok_r ()
ǻѤ롣
.BR strtok_r ()
ǽ˸ƤӽФݤˤϡ
.I str
ϲоݤʸؤƤʤФʤ餺
.I saveptr
̵ͤ뤵롣ʹߤθƤӽФǤϡ
.I str
NULL Ȥ
.I saveptr
θƤӽФʹѹʤ褦ˤʤФʤʤ
.BR strtok_r ()
θƤӽФ˰ۤʤ \fIsaveptr\fP ꤹ뤳Ȥǡ
ۤʤʸβϤƱ˹ԤȤǤ롣
.SH ֤
.BR strtok ()
.BR strtok_r ()
ϼΥȡؤΥݥ
ȡʤ NULL ֤
.SH
.TP
.BR strtok ()
SVr4, POSIX.1-2001, 4.3BSD, C89, C99.
.TP
.BR strtok_r ()
POSIX.1-2001.
.SH Х
δؿȤΤϿŤ˶̣뤳ȡ
ѤϡʲդɬפǤ롣
.IP * 2
δؿϤκǽΰѹ롣
.IP *
δؿ const ʸǤϻȤʤ
.IP *
ڤʸΤϼƤޤ
.IP *
.BR strtok ()
ؿʸβϤŪХåեѤΤǡåɥդǤʤ
줬ˤʤ
.BR strtok_r ()
Ѥ뤳ȡ
.SH
ʲΥץϡ
.BR strtok_r ()
Ѥ롼פҤˤƻѤ
ʸ2ؤΥȡʬ䤹ΤǤ롣
1ܤΥޥɥ饤ˤϡоݤʸꤹ롣
2ܤΰˤϡʸ礭ʡץȡʬ䤹뤿
Ѥڤʸꤹ롣
3ܤΰˤϡ礭ʡץȡ٤ʬ䤹뤿
Ѥڤʸꤹ롣
.PP
.PP
Υץνʲ˼
.PP
.in +4n
.nf
.RB "$" " ./a.out \(aqa/bbb///cc;xxx:yyy:\(aq \(aq:;\(aq \(aq/\(aq"
1: a/bbb///cc
\-\-> a
\-\-> bbb
\-\-> cc
2: xxx
\-\-> xxx
3: yyy
\-\-> yyy
.fi
.in
.SS ץΥ
\&
.nf
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int
main(int argc, char *argv[])
{
char *str1, *str2, *token, *subtoken;
char *saveptr1, *saveptr2;
int j;
if (argc != 4) {
fprintf(stderr, "Usage: %s string delim subdelim\\n",
argv[0]);
exit(EXIT_FAILURE);
}
for (j = 1, str1 = argv[1]; ; j++, str1 = NULL) {
token = strtok_r(str1, argv[2], &saveptr1);
if (token == NULL)
break;
printf("%d: %s\\n", j, token);
for (str2 = token; ; str2 = NULL) {
subtoken = strtok_r(str2, argv[3], &saveptr2);
if (subtoken == NULL)
break;
printf("\t \-\-> %s\\n", subtoken);
}
}
exit(EXIT_SUCCESS);
} /* main */
.fi
.SH Ϣ
.BR index (3),
.BR memchr (3),
.BR rindex (3),
.BR strchr (3),
.BR strpbrk (3),
.BR strsep (3),
.BR strspn (3),
.BR strstr (3),
.BR wcstok (3)
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