fc733ebccd
This section is based on catpages contributed by Mainichi Communications, Inc. Translated by: MYCOM team Converted by: Japanese Online Manual Project <man-jp@jp.FreeBSD.ORG> Submitted by: Kazuo Horikawa <k-horik@yk.rim.or.jp>
142 lines
3.9 KiB
Groff
142 lines
3.9 KiB
Groff
.\" Copyright (c) 1988, 1991, 1993
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.\" The Regents of the University of California. All rights reserved.
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.\"
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.\" This code is derived from software contributed to Berkeley by
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.\" the American National Standards Committee X3, on Information
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.\" Processing Systems.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. All advertising materials mentioning features or use of this software
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.\" must display the following acknowledgement:
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.\" This product includes software developed by the University of
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.\" California, Berkeley and its contributors.
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.\" 4. Neither the name of the University nor the names of its contributors
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.\" may be used to endorse or promote products derived from this software
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.\" without specific prior written permission.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" @(#)getenv.3 8.2 (Berkeley) 12/11/93
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.\"
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.Dd December 11, 1993
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.Dt GETENV 3
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.Os
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.Sh ̾<EFBFBD><EFBFBD>
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.Nm getenv ,
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.Nm putenv ,
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.Nm setenv ,
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.Nm unsetenv
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.Nd <EFBFBD>Ķ<EFBFBD><EFBFBD>ѿ<EFBFBD><EFBFBD>ؿ<EFBFBD>
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.Sh <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Fd #include <stdlib.h>
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.Ft char *
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.Fn getenv "const char *name"
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.Ft int
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.Fn setenv "const char *name" "const char *value" "int overwrite"
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.Ft int
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.Fn putenv "const char *string"
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.Ft void
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.Fn unsetenv "const char *name"
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.Sh <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>δؿ<EFBFBD><EFBFBD>ϴĶ<EFBFBD><EFBFBD>ѿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤷ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ۥ<EFBFBD><EFBFBD>Ȥ<EFBFBD>
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.Em environment list
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<EFBFBD><EFBFBD><EFBFBD>餽<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ф<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ۤʤ<EFBFBD><EFBFBD>Ķ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥθߴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>뤿<EFBFBD>ᡢͿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Ar name
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Ar value
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<EFBFBD>Ϥ<EFBFBD><EFBFBD>줾<EFBFBD>졢<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Dq Li \&= .
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<EFBFBD>ˤ<EFBFBD><EFBFBD>äƸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ղä<EFBFBD><EFBFBD>뤳<EFBFBD>Ȥ⡢<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ղä<EFBFBD><EFBFBD>뤳<EFBFBD>Ȥ<EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
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.Pp
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.Fn getenv
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<EFBFBD>ؿ<EFBFBD><EFBFBD>ϡ<EFBFBD><EFBFBD>Ķ<EFBFBD><EFBFBD>ѿ<EFBFBD>
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.Ar name
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<EFBFBD>θ<EFBFBD><EFBFBD>ߤ<EFBFBD><EFBFBD>ͤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѿ<EFBFBD>
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.Ar name
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ߤ<EFBFBD>
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<EFBFBD>Ķ<EFBFBD><EFBFBD>ˤʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD>null <20>ݥ<EFBFBD><DDA5><EFBFBD><F3A5BFA4>֤<EFBFBD><D6A4>ޤ<EFBFBD><DEA4><EFBFBD>
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.Pp
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.Fn setenv
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<EFBFBD>ؿ<EFBFBD><EFBFBD>ϴĶ<EFBFBD><EFBFBD>ѿ<EFBFBD>
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.Ar name
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<EFBFBD>ߤδĶ<EFBFBD><EFBFBD>ꥹ<EFBFBD>Ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD>ϥꥻ<EFBFBD>åȤ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѿ<EFBFBD>
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.Ar name
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<EFBFBD><EFBFBD><EFBFBD>ꥹ<EFBFBD>Ȥˤʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD>Ϳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>줿
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.Ar value
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<EFBFBD>ˤ<EFBFBD><EFBFBD>ä<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѿ<EFBFBD><EFBFBD><EFBFBD>¸<EFBFBD>ߤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϰ<EFBFBD><EFBFBD><EFBFBD>
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.Ar overwrite
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<EFBFBD><EFBFBD><EFBFBD>ƥ<EFBFBD><EFBFBD>Ȥ<EFBFBD><EFBFBD>졢
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.Ar overwrite
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѿ<EFBFBD>
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.Ar name
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<EFBFBD>Ͼ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>줺<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¾<EFBFBD>ξ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϳ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>줿<EFBFBD>ͤ˺<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤵ<EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
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.Pp
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.Fn putenv
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<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD> ``name=value'' <20>η<EFBFBD><CEB7>ǰ<EFBFBD><C7B0><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ȥ<EFBFBD><C8A4>ޤ<EFBFBD><DEA4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϼ<EFBFBD><CFBC><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǥ<EFBFBD><C7A4><EFBFBD>
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.Bd -literal -offset indent
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setenv(name, value, 1);
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.Ed
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.Pp
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.Fn unsetenv
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<EFBFBD>ؿ<EFBFBD><EFBFBD><EFBFBD>
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.Fa name
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<EFBFBD>Ǽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѿ<EFBFBD>̾<EFBFBD>Υ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꥹ<EFBFBD>Ȥ<EFBFBD><EFBFBD>餹<EFBFBD>٤ƺ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
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.Sh <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD>ؿ<EFBFBD>
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.Fn setenv
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Fn putenv
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<EFBFBD>ϡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ȥ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֤<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¾<EFBFBD>ξ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϡ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>顼<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>˥<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD>Х<EFBFBD><EFBFBD>ѿ<EFBFBD>
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.Va errno
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ꤵ<EFBFBD>졢
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\-1 <20><><EFBFBD>֤<EFBFBD><D6A4>ޤ<EFBFBD><DEA4><EFBFBD>
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.Sh <EFBFBD><EFBFBD><EFBFBD>顼
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.Bl -tag -width [ENOMEM]
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.It Bq Er ENOMEM
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<EFBFBD>Ķ<EFBFBD><EFBFBD>˥<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>꿶<EFBFBD>뤳<EFBFBD>Ȥ<EFBFBD><EFBFBD>Ǥ<EFBFBD><EFBFBD>ʤ<EFBFBD><EFBFBD>ä<EFBFBD><EFBFBD>Τǡ<EFBFBD><EFBFBD>ؿ<EFBFBD>
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.Fn setenv
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<EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
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.Fn putenv
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<EFBFBD>ϼ<EFBFBD><EFBFBD>Ԥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.El
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.Sh <EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Xr csh 1 ,
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.Xr sh 1 ,
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.Xr execve 2 ,
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.Xr environ 7
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.Sh <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Fn getenv
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<EFBFBD>ؿ<EFBFBD><EFBFBD>ϡ<EFBFBD>
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.St -ansiC
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<EFBFBD>˽<EFBFBD><EFBFBD>Ƥ<EFBFBD><EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD>
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.Sh <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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<EFBFBD>ؿ<EFBFBD>
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.Fn setenv
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<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Fn unsetenv
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<EFBFBD>ϡ<EFBFBD>
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.At v7
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<EFBFBD>Ǻǽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>о줷<EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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.Fn putenv
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<EFBFBD>ؿ<EFBFBD><EFBFBD>ϡ<EFBFBD>
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.Bx 4.3 Reno
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<EFBFBD>Ǻǽ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>о줷<EFBFBD>ޤ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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