bugfix: do not use 158 if not set, defaults to 80

2012-08-03 21:29:59 +02:00 · 2012-08-03 21:29:59 +02:00 · 7dc9e82d8a
commit 7dc9e82d8a
parent 65b9e62ab3
1 changed files with 8 additions and 1 deletions
--- a/liquidprompt.bash
+++ b/liquidprompt.bash
@ -293,7 +293,14 @@ __shorten_path()

    local p=$(echo "$1" | sed -e "s|$HOME|~|")
    local len="${#p}"
-    local max_len=$(($COLUMNS*$len_percent/100))
+
+    if [ -z "$COLUMNS" ]
+    then
+        local columns=80
+    else
+        local columns=$COLUMNS
+    fi
+    local max_len=$(($columns*$len_percent/100))
    local mask_len="${#mask}"

    if [[ "$len" -gt "$max_len" ]]