Make sh scrips POSIX compliant

Using shellcheck, I went through all of them to make them standards
compliant. I also tested as many as I could.

1 files changed, 10 insertions, 1 deletions

diff --git a/hypr-layout b/hypr-layout
index 0981c52..c177bb6 100755
--- a/hypr-layout
+++ b/hypr-layout
@@ -1,9 +1,18 @@
 #!/bin/sh
 
-while getopts "dmt" o; do case "${o}" in
+printhelp () {
+  printf "hypr-layout: sets the hyprland layout.\n"
+  printf "\t-d) dwindle layout\n"
+  printf "\t-m) master layout\n"
+  printf "\t-t) toggle between master and dwindle\n"
+  exit 1
+}
+
+while getopts "dmst" o; do case "${o}" in
   d) DWINDLE="y" && unset MASTER ;;
   m) MASTER="y" && unset DWINDLE ;;
   t) TOGGLE="y" ;;
+  *) printhelp ;;
 esac done
 
 if [ -n "$TOGGLE" ]; then