Merge pull request #984 from clayreimann/patch-2

Guard against unset COLUMNS
2017-06-24 16:32:47 +02:00
parent 696c9d5c4f ff114660db
commit 10a14585b4
1 changed files with 1 additions and 1 deletions
--- a/themes/iterate/iterate.theme.bash
+++ b/themes/iterate/iterate.theme.bash
@@ -52,7 +52,7 @@ function prompt_command() {
    fi

    local wrap_char=""
-    [[ ${#new_PS1} -gt $(($COLUMNS/1)) ]] && wrap_char="\n"
+    [[ $COLUMNS && ${#new_PS1} > $(($COLUMNS/1)) ]] && wrap_char="\n"
    PS1="${new_PS1}${green}${wrap_char}→${reset_color} "
 }