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[linuxjm/jm.git] / manual / LDP_man-pages / release / man3 / wordexp.3

.\" Copyright (c) 2003 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.
.\"
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.\" 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.
.\"
.\" Japanese Version Copyright (c) 2004 Yuichi SATO
.\"         all rights reserved.
.\" Translated Sun Sep 12 05:05:19 JST 2004
.\"         by Yuichi SATO <ysato444@yahoo.co.jp>
.\"
.TH WORDEXP 3 2008-07-14  "" "Linux Programmer's Manual"
.SH ̾Á°
wordexp, wordfree \- posix ¥·¥§¥ë¤Î¤è¤¦¤Ëñ¸ì¤ÎŸ³«¤ò¹Ô¤¦
.SH ½ñ¼°
.B "#include <wordexp.h>"
.sp
.BI "int wordexp(const char *" s ", wordexp_t *" p ", int " flags );
.sp
.BI "void wordfree(wordexp_t *" p );
.sp
.in -4n
glibc ¸þ¤±¤Îµ¡Ç½¸¡ºº¥Þ¥¯¥í¤ÎÍ×·ï
.RB ( feature_test_macros (7)
»²¾È):
.in
.sp
.BR wordexp (),
.BR wordfree ():
_XOPEN_SOURCE
.SH ÀâÌÀ
´Ø¿ô
.BR wordexp ()
¤Ï¥·¥§¥ë¤Î¤è¤¦¤Ëʸ»úÎó
.I s
¤òŸ³«¤·¡¢
.I p
¤Ç»Ø¤·¼¨¤¹¹½Â¤ÂΤ˷ë²Ì¤òÊÖ¤¹¡£
¥Ç¡¼¥¿·¿
.I wordexp_t
¤Ï¾¯¤Ê¤¯¤È¤â¥Õ¥£¡¼¥ë¥É
.IR we_wordc ,
.IR we_wordv ,
.I we_offs
¤ò»ý¤Ä¹½Â¤ÂΤǤ¢¤ë¡£
¥Õ¥£¡¼¥ë¥É
.I we_wordc
¤Ï
.I size_t
¤Ç¤¢¤ê¡¢
.I s
¤òŸ³«¤·¤¿·ë²Ì¤Ëñ¸ì¤¬¤¤¤¯¤Ä¤¢¤ë¤«¤òɽ¤¹¡£
¥Õ¥£¡¼¥ë¥É
.I we_wordv
¤Ï
.I char **
¤Ç¤¢¤ê¡¢¸«¤Ä¤«¤Ã¤¿Ã±¸ì¤ÎÇÛÎó¤ò»Ø¤·¼¨¤¹¡£
.I size_t
·¿¤Î¥Õ¥£¡¼¥ë¥É
.I we_offs
¤Ï¡¢
.I we_wordv
ÇÛÎó¤Ë¤¢¤ë½é´üÍ×ÁǤΤ¦¤Á¤¤¤¯¤Ä¤¬
NULL ¤ÇËä¤á¤é¤ì¤ë¤Ù¤­¤«¤òɽ¤¹¤Î¤Ë»È¤ï¤ì¤¿¤ê¤¹¤ë
.RI ( flags
¤Ë¤è¤ê·èÄꤵ¤ì¤ë¡£²¼µ­¤ò»²¾È¡£)¡£
.LP
´Ø¿ô
.BR wordfree ()
¤Ï³ä¤êÅö¤Æ¤¿¥á¥â¥ê¤òºÆÅÙ²òÊü¤¹¤ë¡£
¤è¤êÀµ³Î¤Ë¤¤¤¦¤È¡¢¤³¤Î´Ø¿ô¤Ï¤½¤Î°ú¤­¿ô¤ò²òÊü¤¹¤ë¤Î¤Ç¤Ï¤Ê¤¯¡¢
ÇÛÎó
.I we_wordv
¤È¤½¤ì¤¬»Ø¤·¼¨¤¹Ê¸»úÎó¤ò²òÊü¤¹¤ë¡£
.SS "ʸ»úÎó°ú¤­¿ô"
¤³¤ÎŸ³«¤Ï¥·¥§¥ë¤Ë¤è¤ë¥³¥Þ¥ó¥É¤Î¥Ñ¥é¥á¡¼¥¿¤ÎŸ³«
.RB ( sh (1)
¤ò»²¾È) ¤ÈƱ¤¸¤Ç¤¢¤ë¤Î¤Ç¡¢Ê¸»úÎó
.I s
¤Ï¥·¥§¥ë¥³¥Þ¥ó¥É¥Ñ¥é¥á¡¼¥¿¤ÇÉÔÀµ¤È¤µ¤ì¤ëʸ»ú¤ò´Þ¤ó¤Ç¤Ï¤Ê¤é¤Ê¤¤¡£
Æä˥¨¥¹¥±¡¼¥×¤µ¤ì¤Æ¤¤¤Ê¤¤²þ¹Ô¡¢|, &, ;, <, >, (, ), {, } ʸ»ú¤ò
¥³¥Þ¥ó¥ÉÃÖ´¹¤ä¥Ñ¥é¥á¡¼¥¿ÃÖ´¹¤Î¾ìḬ̀ʳ°¤Ë´Þ¤á¤Æ¤Ï¤Ê¤é¤Ê¤¤¡£
.LP
°ú¤­¿ô
.I s
¤Ë¥¯¥©¡¼¥È¤·¤Æ¤¤¤Ê¤¤¥³¥á¥ó¥Èʸ»ú # ¤Ç»Ï¤Þ¤ëñ¸ì¤¬´Þ¤Þ¤ì¤Æ¤¤¤ë¾ì¹ç¤Ë¤Ï¡¢
¤½¤Îñ¸ì¤È¤½¤ì°Ê¹ß¤Îñ¸ì¤¬Ìµ»ë¤µ¤ì¤ë¤«¡¢
¤½¤ì¤È¤â # ¤¬¥³¥á¥ó¥Èʸ»ú¤È¤·¤Æ°·¤ï¤Ê¤¤¤«¤Ï¡¢µ¬Äꤵ¤ì¤Æ¤¤¤Ê¤¤¡£
.SS "Ÿ³«"
¼Â¹Ô¤µ¤ì¤ëŸ³«¤Ï¡¢°Ê²¼¤ÎÃʳ¬¤Ç¹½À®¤µ¤ì¤ë:
¥Á¥ë¥ÀŸ³« (~user ¤ò user ¤Î¥Û¡¼¥à¥Ç¥£¥ì¥¯¥È¥ê¤ËÃÖ¤­´¹¤¨¤ë)¡¢
ÊÑ¿ôŸ³« ($FOO ¤ò´Ä¶­ÊÑ¿ô FOO ¤ÎÃͤËÃÖ¤­´¹¤¨¤ë)¡¢
¥³¥Þ¥ó¥ÉŸ³« ($(command) ¤Þ¤¿¤Ï \`command\` ¤ò command ¤Î½ÐÎϤÇÃÖ¤­´¹¤¨¤ë)¡¢
»»½ÑŸ³«¡¢¥Õ¥£¡¼¥ë¥Éʬ³ä¡¢¥ï¥¤¥ë¥É¥«¡¼¥ÉŸ³«¡¢¥¯¥©¡¼¥È¤Î½üµî¡£
.LP
Æüì¤Ê¥Ñ¥é¥á¡¼¥¿ ($@, $*, $#, $?, $\-, $$, $!, $0) ¤Î
Ÿ³«·ë²Ì¤Ïµ¬Äꤵ¤ì¤Æ¤¤¤Ê¤¤¡£
.LP
¥Õ¥£¡¼¥ë¥Éʬ³ä¤Ï´Ä¶­ÊÑ¿ô $IFS ¤òÍѤ¤¤Æ¹Ô¤ï¤ì¤ë¡£
¤³¤Î´Ä¶­ÊÑ¿ô¤¬ÀßÄꤵ¤ì¤Æ¤¤¤Ê¤¤¾ì¹ç¡¢
¥Õ¥£¡¼¥ë¥É¶èÀÚ¤êʸ»ú¤Ï¥¹¥Ú¡¼¥¹¡¦¥¿¥Ö¡¦²þ¹Ô¤Ç¤¢¤ë¡£
.SS "½ÐÎϤµ¤ì¤ëÇÛÎó"
ÇÛÎó
.I we_wordv
¤Ï¸«¤Ä¤«¤Ã¤¿Ã±¸ì¤ò¤ò´Þ¤ß¡¢ºÇ¸å¤Ë NULL ¤¬Â³¤¯¡£
.SS "flags °ú¤­¿ô"
.I flags
°ú¤­¿ô¤Ï°Ê²¼¤ÎÃͤΥӥåÈÊñ´ÞŪ OR ¤Ç¤¢¤ë:
.TP
.B WRDE_APPEND
¸«¤Ä¤«¤Ã¤¿Ã±¸ì¤òÁ°²ó¤Î¸Æ¤Ó½Ð¤··ë²Ì¤ÎÇÛÎó¤ËÄɲ乤롣
.TP
.B WRDE_DOOFFS
½é´ü¾õÂ֤Ǥ¢¤ë
.I we_offs
¸Ä¤Î NULL ¤òÇÛÎó
.I we_wordv
¤ËÁÞÆþ¤¹¤ë (¤³¤ì¤é¤ÏÊÖ¤µ¤ì¤ë
.I we_wordc
¤Ë¤Ï¥«¥¦¥ó¥È¤µ¤ì¤Ê¤¤)¡£
.TP
.B WRDE_NOCMD
¥³¥Þ¥ó¥ÉÃÖ´¹¤ò¹Ô¤ï¤Ê¤¤¡£
.TP
.B WRDE_REUSE
°ú¤­¿ô
.I p
¤ÏÁ°²ó¤Î
.BR wordexp ()
¤Î¸Æ¤Ó½Ð¤··ë²Ì¤Ç¤¢¤ê¡¢
.BR wordfree ()
¤¬ (¤Þ¤À) ¸Æ¤Ó½Ð¤µ¤ì¤Ê¤¤¡£
³ä¤êÅö¤Æ¤é¤ì¤¿Îΰè¤òºÆÍøÍѤ¹¤ë¡£
.TP
.B WRDE_SHOWERR
Ä̾ï¤Ï¥³¥Þ¥ó¥ÉÃÖ´¹¤Î¤È¤­¤Ë
.I stderr
¤¬
.I /dev/null
¤Ë¥ê¥À¥¤¥ì¥¯¥È¤µ¤ì¤ë¡£
¤³¤Î¥Õ¥é¥°¤Ï
.I stderr
¤ò¥ê¥À¥¤¥ì¥¯¥È¤·¤Ê¤¤¤è¤¦¤Ë»ØÄꤹ¤ë¡£
.TP
.B WRDE_UNDEF
̤ÄêµÁ¤Î¥·¥§¥ëÊÑ¿ô¤òŸ³«¤·¤è¤¦¤È¤·¤¿¾ì¹ç¤Ë¡¢¥¨¥é¡¼¤È¤·¤Æ°·¤¦¡£
.SH ÊÖ¤êÃÍ
À®¸ù¤·¤¿¾ì¹ç¤Ï 0 ¤¬ÊÖ¤µ¤ì¤ë¡£
¥¨¥é¡¼¤Î¾ì¹ç¤Ï°Ê²¼¤Î 5 ¤Ä¤ÎÃͤΤ¦¤Á¤Î 1 ¤Ä¤¬ÊÖ¤µ¤ì¤ë¡£
.TP
.B WRDE_BADCHAR
²þ¹Ô¤Þ¤¿¤Ï |, &, ;, <, >, (, ), {, } ¤Î¤¦¤Á¤Î 1 ¤Ä¤¬ÉÔÀµ¤Ë½Ð¸½¤·¤¿¡£
.TP
.B WRDE_BADVAL
̤ÄêµÁ¤Î¥·¥§¥ëÊÑ¿ô¤¬»²¾È¤µ¤ì¡¢¤«¤Ä
.B WRDE_UNDEF
¥Õ¥é¥°¤Ç¤³¤ì¤ò¥¨¥é¡¼¤È¤·¤Æ°·¤¦¤è¤¦¤Ë»Ø¼¨¤µ¤ì¤Æ¤¤¤ë¡£
.TP
.B WRDE_CMDSUB
¥³¥Þ¥ó¥ÉÃÖ´¹¤¬µ¯¤³¤ê¡¢¤«¤Ä
.B WRDE_NOCMD
¥Õ¥é¥°¤Ç¤³¤ì¤ò¥¨¥é¡¼¤È¤·¤Æ°·¤¦¤è¤¦¤Ë»Ø¼¨¤µ¤ì¤Æ¤¤¤ë¡£
.TP
.B WRDE_NOSPACE
¥á¥â¥ê¤¬Â­¤ê¤Ê¤¤¡£
.TP
.B WRDE_SYNTAX
Âбþ¤¹¤ë³ç¸Ì¤¬¤Ê¤¤¡¢¥¯¥©¡¼¥È¤¬¹çÃפ·¤Ê¤¤¤È¤¤¤Ã¤¿¡¢
¥·¥§¥ë¤Î½ñ¼°¥¨¥é¡¼¡£
.SH ¥Ð¡¼¥¸¥ç¥ó
.BR wordexp ()
¤È
.BR wordfree ()
¤Ï¡¢¥Ð¡¼¥¸¥ç¥ó 2.1 °Ê¹ß¤Î glibc ¤ÇÄ󶡤µ¤ì¤Æ¤¤¤ë¡£
.SH ½àµò
POSIX.1-2001.
.SH Îã
°Ê²¼¤Î¥µ¥ó¥×¥ë¥×¥í¥°¥é¥à¤Î½ÐÎϤϤÀ¤¤¤¿¤¤ "ls [a-c]*.c" ¤ÈƱ¤¸¤Ë¤Ê¤ë¡£
.LP
.nf
#include <stdio.h>
#include <stdlib.h>
#include <wordexp.h>

int
main(int argc, char **argv)
{
    wordexp_t p;
    char **w;
    int i;

    wordexp("[a-c]*.c", &p, 0);
    w = p.we_wordv;
    for (i = 0; i < p.we_wordc; i++)
        printf("%s\en", w[i]);
    wordfree(&p);
    exit(EXIT_SUCCESS);
}
.fi
.SH ´ØÏ¢¹àÌÜ
.BR fnmatch (3),
.BR glob (3)