display.sh: fixed separator implementation

2021-12-01 10:52:30 +01:00
parent c978eb1ef8
commit 4e16dc50b2
1 changed files with 3 additions and 1 deletions
--- a/lib/display.sh
+++ b/lib/display.sh
@@ -130,10 +130,12 @@ separator()
 {
    echo -ne "$BYellow"
    local i=0
-    for i in {1..$(( $(tput cols) - 1 ))}; do
+    declare -li length=$(( $(tput cols) - 1 ))
+    for i in $(seq 1 $length); do
        echo -n "-"
    done
    echo -e "$DEFAULTCOL"
+    unset i length
 }
 export -f separator