mkuserland: fix adduser.conf to include EXTRA_GROUPS

reform2-imx8mq/mkuserland.sh

@@ -42,6 +42,7 @@ cp $ETC/dhclient.conf target-userland/etc/dhcp
 cp $ETC/motd-rescue target-userland/etc/motd # we start with the rescue system
 cp $ETC/hostname target-userland/etc
 cp $ETC/hosts target-userland/etc
+cp $ETC/adduser.conf target-userland/etc # or else EXTRA_GROUPS doesn't work?!
 cp $ETC/reform-* target-userland/etc
 
 # copy pulse config files that will be moved inside the target fs later

reform2-imx8mq/template-etc/adduser.conf

+# /etc/adduser.conf: `adduser' configuration.
+# See adduser(8) and adduser.conf(5) for full documentation.
+
+# The DSHELL variable specifies the default login shell on your
+# system.
+DSHELL=/bin/bash
+
+# The DHOME variable specifies the directory containing users' home
+# directories.
+DHOME=/home
+
+# If GROUPHOMES is "yes", then the home directories will be created as
+# /home/groupname/user.
+GROUPHOMES=no
+
+# If LETTERHOMES is "yes", then the created home directories will have
+# an extra directory - the first letter of the user name. For example:
+# /home/u/user.
+LETTERHOMES=no
+
+# The SKEL variable specifies the directory containing "skeletal" user
+# files; in other words, files such as a sample .profile that will be
+# copied to the new user's home directory when it is created.
+SKEL=/etc/skel
+
+# FIRST_SYSTEM_[GU]ID to LAST_SYSTEM_[GU]ID inclusive is the range for UIDs
+# for dynamically allocated administrative and system accounts/groups.
+# Please note that system software, such as the users allocated by the base-passwd
+# package, may assume that UIDs less than 100 are unallocated.
+FIRST_SYSTEM_UID=100
+LAST_SYSTEM_UID=999
+
+FIRST_SYSTEM_GID=100
+LAST_SYSTEM_GID=999
+
+# FIRST_[GU]ID to LAST_[GU]ID inclusive is the range of UIDs of dynamically
+# allocated user accounts/groups.
+FIRST_UID=1000
+LAST_UID=59999
+
+FIRST_GID=1000
+LAST_GID=59999
+
+# The USERGROUPS variable can be either "yes" or "no".  If "yes" each
+# created user will be given their own group to use as a default.  If
+# "no", each created user will be placed in the group whose gid is
+# USERS_GID (see below).
+USERGROUPS=yes
+
+# If USERGROUPS is "no", then USERS_GID should be the GID of the group
+# `users' (or the equivalent group) on your system.
+USERS_GID=100
+
+# If DIR_MODE is set, directories will be created with the specified
+# mode. Otherwise the default mode 0755 will be used.
+DIR_MODE=0755
+
+# If SETGID_HOME is "yes" home directories for users with their own
+# group the setgid bit will be set. This was the default for
+# versions << 3.13 of adduser. Because it has some bad side effects we
+# no longer do this per default. If you want it nevertheless you can
+# still set it here.
+SETGID_HOME=no
+
+# If QUOTAUSER is set, a default quota will be set from that user with
+# `edquota -p QUOTAUSER newuser'
+QUOTAUSER=""
+
+# If SKEL_IGNORE_REGEX is set, adduser will ignore files matching this
+# regular expression when creating a new home directory
+SKEL_IGNORE_REGEX="dpkg-(old|new|dist|save)"
+
+# Set this if you want the --add_extra_groups option to adduser to add
+# new users to other groups.
+# This is the list of groups that new non-system users will be added to
+# Default:
+EXTRA_GROUPS="dialout cdrom floppy audio video plugdev users"
+
+# If ADD_EXTRA_GROUPS is set to something non-zero, the EXTRA_GROUPS
+# option above will be default behavior for adding new, non-system users
+ADD_EXTRA_GROUPS=1
+
+
+# check user and group names also against this regular expression.
+#NAME_REGEX="^[a-z][-a-z0-9_]*\$"