mu-wizard

commit bdeae677b984208d26ac47a2e0a942a5358f6191
parent bb83b0ea1ef1e55c05586cd689dee333b72e3296
Author: Cem Keylan <cem@ckyln.com>
Date:   Thu,  5 Nov 2020 23:48:01 +0300

getbut(): add docstring

Diffstat:
M
bin/muw
 | 
5
+++--

1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/bin/muw b/bin/muw
@@ -22,8 +22,9 @@ prompt_noecho() {
 }
 
 getbut() {
-    stty=$(stty -g)
-    stty -icanon -echo
+    # This function can be used to get a single button input. No arguments
+    # necessary.
+    stty=$(stty -g); stty -icanon -echo
     dd bs=1 count=1 2>/dev/null
     stty "$stty"
 }