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[linuxjm/jm.git] / manual / ld.so / draft / man8 / ld.so.8

.\" This is a ja translation of man page in ld.so-1.9.9 archive
.\"
.\" Japanese Version Copyright (c) 1998 NAKANO Takeo all rights reserved.
.\" Translated Sat May 23 1998 by NAKANO Takeo <nakano@apm.seikei.ac.jp>
.\" Updated & Modified Tue Sep 14 1999 by NAKANO Takeo 
.\"
.TH ld.so 8 "14 March 1998"
.\"O .SH NAME
.\"O ld.so/ld-linux.so \- dynamic linker/loader
.SH ̾Á°
ld.so/ld\-linux.so \- ưŪ¤Ê¥ê¥ó¥«¡¦¥í¡¼¥À
.\"O .SH DESCRIPTION
.SH ÀâÌÀ
.\"O .B ld.so
.\"O loads the shared libraries needed by a program, prepares the program
.\"O to run, and then runs it.
.B ld.so
¤Ï¥×¥í¥°¥é¥à¤ËɬÍפʶ¦Í­¥é¥¤¥Ö¥é¥ê¤ò¥í¡¼¥É¤·¡¢
¥×¥í¥°¥é¥à¤Î¼Â¹Ô¤ò½àÈ÷¤·¤Æ¤«¤éµ¯Æ°¤µ¤»¤ë¡£
.\"O Unless explicitly specified via the
.\"O .B \-static
.\"O option to
.\"O .B ld
.\"O during compilation, all Linux programs are incomplete and require 
.\"O further linking at run time.
¥³¥ó¥Ñ¥¤¥ë¤Î»þ¤Ë
.B ld
¤ËÂФ·¤Æ
.B \-static
¤Ë¤è¤Ã¤ÆÌÀ¼¨¤·¤Ê¤¤¸Â¤ê¡¢ Linux ¥Ð¥¤¥Ê¥ê¤Ï¤¹¤Ù¤ÆÉÔ´°Á´¤Ç¡¢
¼Â¹Ô»þ¤Ë¤â¤¦°ìÃʳ¬¤Î¥ê¥ó¥¯¤¬É¬ÍפȤʤ롣
.PP
.\"O The necessary shared libraries needed by the program are searched for 
.\"O in the following order
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.IP o
.\"O Using the environment variable
.\"O .B LD_LIBRARY_PATH
.\"O .RB ( LD_AOUT_LIBRARY_PATH
.\"O for a.out programs).
.\"O Except if the executable is a setuid/setgid binary, in which case it
.\"O is ignored.
´Ä¶­ÊÑ¿ô
.B LD_LIBRARY_PATH
(a.out ¥×¥í¥°¥é¥à¤Ç¤Ï
.BR LD_AOUT_LIBRARY_PATH )
¤òÍѤ¤¤ë¡£¤¿¤À¤·¼Â¹Ô¥Õ¥¡¥¤¥ë¤¬ setuid/setgid ¥Ð¥¤¥Ê¥ê¤Î¾ì¹ç¤Ï¡¢¤³¤ì¤Ï
̵»ë¤µ¤ì¤ë¡£
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.\"O From the cache file
.\"O .BR /etc/ld.so.cache
.\"O which contains a compiled list of candidate libraries previously found
.\"O in the augmented library path.
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.B /etc/ld.so.cache
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(ld.so.conf ¤ÇÄɲûØÄꤵ¤ì¤¿¤â¤Î¤â´Þ¤á¤¿) ¥é¥¤¥Ö¥é¥ê¸¡º÷¥Ñ¥¹¤«¤é
¸«¤Ä¤«¤Ã¤¿¥é¥¤¥Ö¥é¥ê¥Õ¥¡¥¤¥ë¤Î¾ðÊó¤ò½¸¤á¤¿¤â¤Î¤Ç¤¢¤ë¡£
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.\"O In the default path
.\"O .BR /usr/lib ,
.\"O and then
.\"O .BR /lib .
¥Ç¥Õ¥©¥ë¥È¥Ñ¥¹¤Ç¤¢¤ë
.BR /usr/lib ¡¢
¼¡¤¤¤Ç
.BR /lib ¡£
.\"O .SH ENVIRONMENT
.SH ´Ä¶­ÊÑ¿ô
.TP
.B LD_LIBRARY_PATH
.\"O A colon-separated list of directories in which to search for
.\"O ELF libraries at execution-time.
.\"O Similar to the 
.\"O .B PATH
.\"O environment variable.
¥³¥í¥ó¶èÀÚ¤ê¤Î¥Ç¥£¥ì¥¯¥È¥ê¥ê¥¹¥È¡£¼Â¹Ô»þ¤Ë ELF ¥é¥¤¥Ö¥é¥ê¤ò
¸¡º÷¤¹¤ë¥Ç¥£¥ì¥¯¥È¥ê¤ò»ØÄꤹ¤ë¡£
.B PATH
´Ä¶­ÊÑ¿ô¤ÈƱ¤¸¤è¤¦¤Ë»ØÄꤹ¤ë¡£
.TP
.B LD_PRELOAD
.\"O A whitespace-separated list of additional, user-specified, ELF shared 
.\"O libraries to be loaded before all others.
.\"O This can be used to selectively override functions in other shared libraries.
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.TP
.B LD_AOUT_LIBRARY_PATH
.\"O A colon-separated list of directories in which to search for
.\"O a.out libraries at execution-time.
.\"O Similar to the 
.\"O .B PATH
.\"O environment variable.
¥³¥í¥ó¤Ç¶èÀÚ¤é¤ì¤¿¥Ç¥£¥ì¥¯¥È¥ê¤Î¥ê¥¹¥È¡£¼Â¹Ô»þ¤Ë a.out ¤Î¥é¥¤¥Ö¥é¥ê¤ò
¸¡º÷¤¹¤ë¥Ç¥£¥ì¥¯¥È¥ê¤ò»ØÄꤹ¤ë¡£
.B PATH
´Ä¶­ÊÑ¿ô¤ÈƱ¤¸¤è¤¦¤Ë»ØÄꤹ¤ë¡£
.TP
.B LD_AOUT_PRELOAD
.\"O The name of an additional, user-specified, a.out shared library to be loaded 
.\"O after all others.
.\"O This can be used to selectively override functions in other shared libraries.
¥æ¡¼¥¶¡¼¤¬»ØÄꤹ¤ëÉÕ²ÃŪ¤Ê a.out ¶¦Í­¥é¥¤¥Ö¥é¥ê¤Î̾Á°¡£
¾¤Î¥é¥¤¥Ö¥é¥ê¤¬¤¹¤Ù¤Æ¥í¡¼¥É¤µ¤ì¤¿¤¢¤È¤Ë¥í¡¼¥É¤µ¤ì¤ë¡£
¾¤Î¶¦Í­¥é¥¤¥Ö¥é¥ê¤Ë¤¢¤ë´Ø¿ô¤òÁªÂòŪ¤ËÃÖ¤­´¹¤¨¤ë¤¿¤á¤Ë
ÍѤ¤¤ë¤³¤È¤¬¤Ç¤­¤ë¡£
.TP
.B LD_NOWARN
.\"O Suppress warnings about a.out libraries with incompatible minor 
.\"O version numbers.
a.out ¥é¥¤¥Ö¥é¥ê¤Ë¤ª¤±¤ë¥Þ¥¤¥Ê¡¼¥Ð¡¼¥¸¥ç¥óÈÖ¹æ¤ÎÈó¸ß´¹¤Ë
ÂФ¹¤ë·Ù¹ð¥á¥Ã¥»¡¼¥¸¤òÍÞÀ©¤¹¤ë¡£
.TP
.B LD_KEEPDIR
.\"O Don't ignore the directory in the names of a.out libraries to be loaded.
.\"O Use of this option is strongly discouraged.
¥í¡¼¥É¤¹¤ë a.out ¥é¥¤¥Ö¥é¥ê¤Î̾Á°¤Ë¤ª¤¤¤Æ¡¢¥Ç¥£¥ì¥¯¥È¥ê¤ò̵»ë¤·¤Ê¤¤¡£
¤³¤Î¥ª¥×¥·¥ç¥ó¤ÏÍѤ¤¤ë¤Ù¤­¤Ç¤Ï¤Ê¤¤¡£
.TP
.\"O .SH FILES
.SH ¥Õ¥¡¥¤¥ë
.PD 0
.TP 20
.B /lib/ld.so
.\"O a.out dynamic linker/loader
a.out ¤ÎưŪ¥ê¥ó¥«/¥í¡¼¥À
.TP 20
.B /lib/ld-linux.so.*
ELF dynamic linker/loader
ELF ¤ÎưŪ¥ê¥ó¥«/¥í¡¼¥À
.TP
.B /etc/ld.so.cache
.\"O File containing a compiled list of directories in which to search for
.\"O libraries and an ordered list of candidate libraries.
¥é¥¤¥Ö¥é¥ê¤ò¥µ¡¼¥Á¤¹¤ë¥Ç¥£¥ì¥¯¥È¥ê¤ò½¸¤á¤¿¥ê¥¹¥È¤È¡¢
¶¦Í­¥é¥¤¥Ö¥é¥ê¤Î¸õÊä¤ÎÀ°Îó¥ê¥¹¥È¤ò´Þ¤à¥Õ¥¡¥¤¥ë¡£
.TP
.B /etc/ld.so.preload
.\"O File containing a whitespace separated list of ELF shared libraries to
.\"O be loaded before the program.
¥×¥í¥°¥é¥à¤ÎÁ°¤Ë¥í¡¼¥É¤¹¤Ù¤­ ELF ¶¦Í­¥é¥¤¥Ö¥é¥ê¤ò
¥¹¥Ú¡¼¥¹¤Ç¶èÀڤ俥ꥹ¥È¤¬½ñ¤«¤ì¤Æ¤¤¤ë¥Õ¥¡¥¤¥ë¡£
.TP
.B lib*.so*
.\"O shared libraries
¶¦Í­¥é¥¤¥Ö¥é¥ê
.PD
.\"O .SH SEE ALSO
.SH ´ØÏ¢¹àÌÜ
.BR ldd (1),
.BR ldconfig (8)
.\"O .SH BUGS
.SH ¥Ð¥°
.LP
.\"O Currently
.\"O .B ld.so
.\"O has no means of unloading and searching for compatible or newer version of
.\"O libraries.
¸½ºß¤Î¤È¤³¤í
.B ld.so
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.PP
.\"O .B ld.so
.\"O functionality is only available for executables compiled using libc version
.\"O 4.4.3 or greater.
.B ld.so
¤Îµ¡Ç½¤Ï libc ¤Î¥Ð¡¼¥¸¥ç¥ó 4.4.3 °Ê¾å¤òÍѤ¤¤Æ¥³¥ó¥Ñ¥¤¥ë¤µ¤ì¤¿
¼Â¹Ô¥Õ¥¡¥¤¥ë¤Ë¤·¤«ÍѤ¤¤ë¤³¤È¤¬¤Ç¤­¤Ê¤¤¡£
.\"O .SH AUTHORS
.SH Ãø¼Ô
.\"O David Engel, Eric Youngdale, Peter MacDonald, Hongjiu Lu, Linus
.\"O Torvalds, Lars Wirzenius and Mitch D'Souza (not necessarily in that order).
David Engel, Eric Youngdale, Peter MacDonald, Hongjiu Lu, Linus
Torvalds, Lars Wirzenius and Mitch D'Souza (½çÉÔƱ)