2 * printenv implementation for busybox
4 * Copyright (C) 2005 by Erik Andersen <andersen@codepoet.org>
5 * Copyright (C) 2005 by Mike Frysinger <vapier@gentoo.org>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 int printenv_main(int argc, char **argv)
30 extern char **environ;
33 /* no variables specified, show whole env */
38 /* search for specified variables and print them out if found */
44 for (i=1; (arg = argv[i]); ++i)
45 for (; (env = environ[e]); ++e) {
47 if (!strncmp(env, arg, l) && env[l] == '=')
52 bb_fflush_stdout_and_exit(0);