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 it under
14 the terms of the GNU General Public License as published by the Free
15 Software Foundation; either version 2, or (at your option) any later
18 Bash is distributed in the hope that it will be useful, but WITHOUT ANY
19 WARRANTY; without even the implied warranty of MERCHANTABILITY or
20 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
23 You should have received a copy of the GNU General Public License along
24 with Bash; see the file COPYING. If not, write to the Free Software
25 Foundation, 59 Temple Place, Suite 330, Boston, MA 02111 USA. */
30 extern char **environ;
37 register char **envp, *eval;
46 for (envp = environ; *envp; envp++)
51 /* printenv varname */
53 for (envp = environ; *envp; envp++)
55 if (**argv == **envp && strncmp (*envp, *argv, len) == 0)
58 /* If the environment variable doesn't have an `=', ignore it. */