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authorTito Ragusa <farmatito@tiscali.it>2012-10-08 11:18:08 +0200
committerDenys Vlasenko <vda.linux@googlemail.com>2012-10-08 11:18:08 +0200
commit8dc6d1a813e2be33ecfcf3fa97a1b5aae05a8631 (patch)
tree5972e8c0ab86d25c313580cb29646164b3e83ff0 /loginutils
parentfd77ea505ed1eb15161585a6e3b6ea7ae95ed6b3 (diff)
downloadbusybox-8dc6d1a813e2be33ecfcf3fa97a1b5aae05a8631.tar.gz
adduser: make it accept "adduser USER GROUP" form
Signed-off-by: Tito Ragusa <farmatito@tiscali.it> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'loginutils')
-rw-r--r--loginutils/adduser.c22
1 files changed, 14 insertions, 8 deletions
diff --git a/loginutils/adduser.c b/loginutils/adduser.c
index 1d082c876..dc0244476 100644
--- a/loginutils/adduser.c
+++ b/loginutils/adduser.c
@@ -9,9 +9,9 @@
*/
//usage:#define adduser_trivial_usage
-//usage: "[OPTIONS] USER"
+//usage: "[OPTIONS] USER [GROUP]"
//usage:#define adduser_full_usage "\n\n"
-//usage: "Add a user\n"
+//usage: "Create new user, or add USER to GROUP\n"
//usage: "\n -h DIR Home directory"
//usage: "\n -g GECOS GECOS field"
//usage: "\n -s SHELL Login shell"
@@ -80,7 +80,7 @@ static void passwd_study(struct passwd *p)
}
}
-static void addgroup_wrapper(struct passwd *p, const char *group_name)
+static int addgroup_wrapper(struct passwd *p, const char *group_name)
{
char *argv[6];
@@ -110,7 +110,7 @@ static void addgroup_wrapper(struct passwd *p, const char *group_name)
argv[5] = NULL;
}
- spawn_and_wait(argv);
+ return spawn_and_wait(argv);
}
static void passwd_wrapper(const char *login_name) NORETURN;
@@ -162,9 +162,9 @@ int adduser_main(int argc UNUSED_PARAM, char **argv)
pw.pw_shell = (char *)get_shell_name();
pw.pw_dir = NULL;
- /* exactly one non-option arg */
+ /* at most two non-option args */
/* disable interactive passwd for system accounts */
- opt_complementary = "=1:SD:u+";
+ opt_complementary = "?2:SD:u+";
if (sizeof(pw.pw_uid) == sizeof(int)) {
opts = getopt32(argv, "h:g:s:G:DSHu:", &pw.pw_dir, &pw.pw_gecos, &pw.pw_shell, &usegroup, &pw.pw_uid);
} else {
@@ -175,9 +175,16 @@ int adduser_main(int argc UNUSED_PARAM, char **argv)
}
}
argv += optind;
+ pw.pw_name = argv[0];
+
+ if (!opts && argv[1]) {
+ /* if called with two non-option arguments, adduser
+ * will add an existing user to an existing group.
+ */
+ return addgroup_wrapper(&pw, argv[1]);
+ }
/* fill in the passwd struct */
- pw.pw_name = argv[0];
die_if_bad_username(pw.pw_name);
if (!pw.pw_dir) {
/* create string for $HOME if not specified already */
@@ -205,7 +212,6 @@ int adduser_main(int argc UNUSED_PARAM, char **argv)
}
if (ENABLE_FEATURE_CLEAN_UP)
free(p);
-
#if ENABLE_FEATURE_SHADOWPASSWDS
/* /etc/shadow fields:
* 1. username