adduser/addgroup: support specifying uid/gid, add system

 account creation mode. By Tito.

function                                             old     new   delta
adduser_main                                         650     726     +76
addgroup_main                                        341     402     +61
addgroup_longopts                                      -      16     +16
adduser_longopts                                      97     103      +6
packed_usage                                       26161   26163      +2
------------------------------------------------------------------------------
(add/remove: 1/0 grow/shrink: 4/0 up/down: 161/0)             Total: 161 bytes

1 files changed, 7 insertions, 0 deletions

diff --git a/loginutils/Config.in b/loginutils/Config.in
index ddd0c8015..9430bfa09 100644
--- a/loginutils/Config.in
+++ b/loginutils/Config.in
@@ -97,6 +97,13 @@ config ADDGROUP
         help
           Utility for creating a new group account.
 
+config FEATURE_ADDGROUP_LONG_OPTIONS
+        bool "Enable long options"
+        default n
+        depends on ADDGROUP && GETOPT_LONG
+        help
+          Support long options for the addgroup applet.
+
 config FEATURE_ADDUSER_TO_GROUP
         bool "Support for adding users to groups"
         default n