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[linuxjm/LDP_man-pages.git] / release / man2 / uselib.2

.\" Hey Emacs! This file is -*- nroff -*- source.
.\"
.\" Copyright (c) 1992 Drew Eckhardt (drew@cs.colorado.edu), March 28, 1992
.\"
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.\" 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.\" manual page may be incorrect or out-of-date.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.
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.\" Modified by Michael Haardt <michael@moria.de>
.\" Modified 1993-07-24 by Rik Faith <faith@cs.unc.edu>
.\" Modified 1996-10-22 by Eric S. Raymond <esr@thyrsus.com>
.\" Modified 2004-06-23 by Michael Kerrisk <mtk16@ext.canterbury.ac.nz>
.\" Modified 2005-01-09 by aeb
.\"
.\" Japanese Version Copyright (c) 1997 SUTO Mitsuaki
.\"         all rights reserved.
.\" Translated 1997-06-26, SUTO Mitsuaki <suto@av.crl.sony.co.jp>
.\" Updated 2000-01-13,Kentaro Shirakata <argrath@yo.rim.or.jp>
.\" Updated 2005-02-28, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\" Updated 2005-04-20, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\"
.\"WORD:        Linux-specific          Linux ÆÃÍ­
.\"
.TH USELIB 2 2005-01-09 "Linux" "Linux Programmer's Manual"
.SH ̾Á°
uselib \- ¶¦Í­¥é¥¤¥Ö¥é¥ê¤òÁªÂò¤¹¤ë
.SH ½ñ¼°
.B #include <unistd.h>
.sp
.BI "int uselib(const char *" library );
.SH ÀâÌÀ
¥·¥¹¥Æ¥à¥³¡¼¥ë
.BR uselib ()
¤Ï¡¢¸Æ¤Ó½Ð¤·¸µ¥×¥í¥»¥¹¤¬»ÈÍѤ¹¤ë
¶¦Í­¥é¥¤¥Ö¥é¥ê¤ò¥í¡¼¥É¤¹¤ëºÝ¤Ë»ÈÍѤµ¤ì¤ë¡£
¤³¤Î¥·¥¹¥Æ¥à¥³¡¼¥ë¤Ë¤Ï¥é¥¤¥Ö¥é¥ê¤Î¥Ñ¥¹Ì¾¤ò»ØÄꤹ¤ë¡£
¥é¥¤¥Ö¥é¥ê¤ò¥í¡¼¥É¤¹¤ë¥¢¥É¥ì¥¹¤Ï¥é¥¤¥Ö¥é¥ê¼«¿È¤Ë½ñ¤«¤ì¤Æ¤¤¤ë¡£
¥é¥¤¥Ö¥é¥ê¤Ïǧ¼±²Äǽ¤Ê¥Ð¥¤¥Ê¥ê·Á¼°¤Ç¤¢¤ì¤Ð¤É¤ó¤Ê·Á¼°¤Ç¤â¤è¤¤¡£
.SH ÊÖ¤êÃÍ
À®¸ù¤·¤¿¾ì¹ç 0 ¤òÊÖ¤¹¡£¼ºÇÔ¤·¤¿¾ì¹ç \-1 ¤òÊÖ¤·¡¢
.I errno
¤ò¥¨¥é¡¼¤ÎÆâÍƤ˽¾¤Ã¤ÆÀßÄꤹ¤ë¡£
.SH ¥¨¥é¡¼
.BR open (2)
¤È
.BR mmap (2)
¤¬ÊÖ¤¹¥¨¥é¡¼¥³¡¼¥É¤Ë²Ã¤¨¤Æ¡¢°Ê²¼¤Î¥¨¥é¡¼¥³¡¼¥É¤¬ÀßÄꤵ¤ì¤ë¤³¤È¤¬¤¢¤ë¡£
.TP
.B EACCES
.I library
¤Ç»ØÄꤵ¤ì¤¿¥é¥¤¥Ö¥é¥ê¤ËÂФ¹¤ëÆɤ߹þ¤ßµö²Ä¡¢¤Þ¤¿¤Ï¼Â¹Ôµö²Ä¤¬¤Ê¤¤¡£
¤â¤·¤¯¤Ï
.I library
¤¬Â¸ºß¤¹¤ë¥Ç¥£¥ì¥¯¥È¥ê¤«¤½¤Î¾å°Ì¤Î¤¤¤º¤ì¤«¤ËÂФ¹¤ë¸¡º÷µö²Ä¤¬¤Ê¤¤
.RB ( path_resolution (7)
¤â»²¾È)¡£
.TP
.B ENFILE
¥ª¡¼¥×¥ó¤µ¤ì¤¿¥Õ¥¡¥¤¥ë¤ÎÁí¿ô¤¬¥·¥¹¥Æ¥àÁ´ÂΤξå¸Â¤Ë㤷¤¿¡£
.TP
.B ENOEXEC
.I library
¤Ç»ØÄꤵ¤ì¤¿¥Õ¥¡¥¤¥ë¤¬¡¢¼Â¹Ô²Äǽ¥Õ¥¡¥¤¥ë¤Èǧ¼±¤µ¤ì¤ë¥Õ¥¡¥¤¥ë¼ïÊ̤ǤÏ
¤Ê¤¤¡¢¤Ä¤Þ¤êÀµ¤·¤¤¥Þ¥¸¥Ã¥¯¡¦¥Ê¥ó¥Ð¡¼¤¬ÉÕ¤¤¤Æ¤¤¤Ê¤¤¡£
.SH ½àµò
.BR uselib ()
¤Ï Linux ÆÃÍ­¤Î´Ø¿ô¤Ç¤¢¤ê¡¢°Ü¿¢À­¤ò»ý¤¿¤»¤¿¤¤¥×¥í¥°¥é¥à
¤Ë¤Ï»ÈÍѤ¹¤Ù¤­¤Ç¤Ê¤¤¡£
.SH Ãí°Õ
½é´ü¤Î libc ¤Îµ¯Æ°¥³¡¼¥É¤Ï¡¢
.BR uselib ()
¤ò»È¤Ã¤Æ¡¢
¥Ð¥¤¥Ê¥êÃæ¤Î¥ê¥¹¥È¤Ë½ñ¤«¤ì¤Æ¤¤¤ë¶¦Í­¥é¥¤¥Ö¥é¥ê¤ò
¥ê¥¹¥ÈÃæ¤Î¤½¤Î¤Þ¤Þ¤Î̾Á°¤Ç¥í¡¼¥É¤·¤Æ¤¤¤¿¡£
.LP
.\" libc 4.3.1f - changelog 1993-03-02
libc 4.3.2 °Ê¹ß¤Ç¤Ï¡¢¤³¤ì¤é¤Î̾Á°¤ÎÁ°¤Ë "/usr/lib", "/lib", "" ¤ò
¤Ä¤±¤Æ¶¦Í­¥é¥¤¥Ö¥é¥ê¤òõ¤¹¤è¤¦¤Ë¤Ê¤Ã¤¿¡£
.\" libc 4.3.4 - changelog 1993-04-21
libc 4.3.4 °Ê¹ß¤Ç¤Ï¡¢¤³¤ì¤é¤Î̾Á°¤Î¶¦Í­¥é¥¤¥Ö¥é¥ê¤ò¤Þ¤º
.B LD_LIBRARY_PATH
¤Ç»ØÄꤵ¤ì¤¿¥Ç¥£¥ì¥¯¥È¥ê¤Çõ¤·¡¢¸«¤Ä¤«¤é¤Ê¤±¤ì¤Ð¡¢
̾Á°¤ÎÁ°¤Ë "/usr/lib", "/lib", "/" ¤ò¤Ä¤±¤Æõ¤¹¡£
.LP
libc 4.4.4 °Ê¹ß¤Ç¤Ï¡¢¥é¥¤¥Ö¥é¥ê "/lib/ld.so" ¤À¤±¤¬¥í¡¼¥É¤µ¤ì¡¢¤½¤Î¸å¤Ç
¤³¤ÎưŪ¥é¥¤¥Ö¥é¥ê¤¬ (¤³¤Î¥·¥¹¥Æ¥à¥³¡¼¥ë¤ò¤â¤¦°ìÅٻȤäÆ)
ɬÍפʻĤê¤Î¥é¥¤¥Ö¥é¥ê¤ò¥í¡¼¥É¤Ç¤­¤ë¤è¤¦¤Ë¤Ê¤Ã¤Æ¤¤¤ë¡£
.LP
glibc2 ¤Ï¡¢¤³¤Î¥·¥¹¥Æ¥à¥³¡¼¥ë¤ò»ÈÍѤ·¤Ê¤¤¡£
.SH ´ØÏ¢¹àÌÜ
.BR ar (1),
.BR gcc (1),
.BR ld (1),
.BR ldd (1),
.BR mmap (2),
.BR open (2),
.BR dlopen (3),
.BR capabilities (7),
.BR ld.so (8)