1
/* printenv -- minimal clone of BSD printenv(1).
3
usage: printenv [varname]
9
/* Copyright (C) 1997-2002 Free Software Foundation, Inc.
11
This file is part of GNU Bash, the Bourne Again SHell.
13
Bash is free software: you can redistribute it and/or modify
14
it under the terms of the GNU General Public License as published by
15
the Free Software Foundation, either version 3 of the License, or
16
(at your option) any later version.
18
Bash is distributed in the hope that it will be useful,
19
but WITHOUT ANY WARRANTY; without even the implied warranty of
20
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21
GNU General Public License for more details.
23
You should have received a copy of the GNU General Public License
24
along with Bash. If not, see <http://www.gnu.org/licenses/>.
27
#if defined (HAVE_CONFIG_H)
32
#include <stdio.h> /* puts */
34
extern char **environ;
41
register char **envp, *eval;
50
for (envp = environ; *envp; envp++)
55
/* printenv varname */
57
for (envp = environ; *envp; envp++)
59
if (**argv == **envp && strncmp (*envp, *argv, len) == 0)
62
/* If the environment variable doesn't have an `=', ignore it. */