remove dependency of bash to hide username

Signed-off-by: Mattias Andrée <maandree@operamail.com>

2 files changed, 23 insertions, 5 deletions

diff --git a/DEPENDENCIES b/DEPENDENCIES
index 5a671ea..85b55df 100644
--- a/DEPENDENCIES
+++ b/DEPENDENCIES
@@ -3,7 +3,7 @@ RUNTIME DEPENDENCIES:
 <package>	<command>	<reason>
 util-linux	login		login is used for authorisation and login
 util-linux	setsid		used to start login in a new session
-bash		bash		(out-out) gates-of-tartaros is written in Bash; required for hide-username
+bash		bash		(out-out) gates-of-tartaros is written in Bash
 dash		dash		(opt-in) gates-of-tartaros is compatible with Dash
 openssh		ssh		(optional) used for SSH login
 coreutils	env		(opt-out) used to get the path to Bash in the shebangs
diff --git a/gotrc-examples/hide-username b/gotrc-examples/hide-username
index 3c86304..c9d01a0 100644
--- a/gotrc-examples/hide-username
+++ b/gotrc-examples/hide-username
@@ -1,16 +1,34 @@
 # -*- shell-script -*-
 
-# This module requires that got runs under GNU Bash.
-
 # This module hides the username when it is types,
 # this can be useful so that nopony can se your
 # passphrase if you type it in instead of your
 # username by mistake when you log in.
 
 
-_read ()
+
+read_function_hide_username=$read_function
+read_function=_read_hide_username
+
+_read_hide_username ()
 {
-    read -s user
+    local _read_tty_settings
+    _read_tty_settings = "$(stty --save)"
+    stty -echo
+    
+    $read_function_hide_username
+    
+    stty "${_read_tty_settings}"
     echo
 }
 
+
+# If you use GNU Bash for gates-of-tartaros,
+# you can use this instead:
+
+# _read ()
+# {
+#     read -s user
+#     echo
+# }
+