Arg fool proof

2015-01-14 10:45:04 +08:00 · 2015-01-14 10:45:04 +08:00 · 055a7ef6a9
commit 055a7ef6a9
parent 8f7aed51bb
1 changed files with 6 additions and 0 deletions
--- a/bash/bashrc/sources/41_pivot-command
+++ b/bash/bashrc/sources/41_pivot-command
@ -29,6 +29,12 @@ function pvt() {
            ;;
    esac

+    if [[ -z "$ARG3" ]]; then
+        >&2 echo "Error: LAND_DIR is not defined"
+        pvt
+        return 1
+    fi
+
    IFS="/" read -a PWDA <<< "$(pwd)"

    # Begin finding dirs in up-stack