Fix the env variable to set when it does not exist

2018-01-19 22:58:28 +01:00 · 2018-01-19 22:58:28 +01:00 · ce0266831f
commit ce0266831f
parent 0cec462621
1 changed files with 2 additions and 2 deletions
--- a/lib/functions.zsh
+++ b/lib/functions.zsh
@ -95,8 +95,8 @@ function default() {
 #    0 if the env variable exists, 3 if it was set
 #
 function env_default() {
-    env | grep -q "^$1=" && return 0
-    export "$1=$2"       && return 3
+    [[ -z "$1" && ${env | grep -q "^$1="} ]] && return 0
+    export "$1=$2"                           && return 3
 }