*
* Modified for BusyBox by Erik Andersen <andersen@codepoet.org>
*/
-
-/* BB_AUDIT SUSv3 compliant */
-/* http://www.opengroup.org/onlinepubs/007904975/utilities/env.html */
-
/* Mar 16, 2003 Manuel Novoa III (mjn3@codepoet.org)
*
* Fixed bug involving exit return codes if execvp fails. Also added
* output error checking.
*/
-
/*
* Modified by Vladimir Oleynik <dzo@simtreas.ru> (C) 2003
* - correct "-" option usage
* - GNU long option support
* - use xfunc_error_retval
*/
+//config:config ENV
+//config: bool "env (3.8 kb)"
+//config: default y
+//config: help
+//config: env is used to set an environment variable and run
+//config: a command; without options it displays the current
+//config: environment.
-/* This is a NOEXEC applet. Be very careful! */
+//applet:IF_ENV(APPLET_NOEXEC(env, env, BB_DIR_USR_BIN, BB_SUID_DROP, env))
-#include "libbb.h"
+//kbuild:lib-$(CONFIG_ENV) += env.o
-#if ENABLE_FEATURE_ENV_LONG_OPTIONS
-static const char env_longopts[] ALIGN1 =
- "ignore-environment\0" No_argument "i"
- "unset\0" Required_argument "u"
- ;
-#endif
+/* BB_AUDIT SUSv3 compliant */
+/* http://www.opengroup.org/onlinepubs/007904975/utilities/env.html */
+
+//usage:#define env_trivial_usage
+//usage: "[-iu] [-] [name=value]... [PROG ARGS]"
+//usage:#define env_full_usage "\n\n"
+//usage: "Print the current environment or run PROG after setting up\n"
+//usage: "the specified environment\n"
+//usage: "\n -, -i Start with an empty environment"
+//usage: "\n -u Remove variable from the environment"
+
+#include "libbb.h"
int env_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int env_main(int argc UNUSED_PARAM, char **argv)
unsigned opts;
llist_t *unset_env = NULL;
- opt_complementary = "u::";
-#if ENABLE_FEATURE_ENV_LONG_OPTIONS
- applet_long_options = env_longopts;
-#endif
- opts = getopt32(argv, "+iu:", &unset_env);
+ opts = getopt32long(argv, "+iu:*",
+ "ignore-environment\0" No_argument "i"
+ "unset\0" Required_argument "u"
+ , &unset_env
+ );
argv += optind;
if (argv[0] && LONE_DASH(argv[0])) {
opts |= 1;
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
- * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE