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)
33 extern char **environ;
40 register char **envp, *eval;
49 for (envp = environ; *envp; envp++)
54 /* printenv varname */
56 for (envp = environ; *envp; envp++)
58 if (**argv == **envp && strncmp (*envp, *argv, len) == 0)
61 /* If the environment variable doesn't have an `=', ignore it. */