bible: fix dirname

2019-09-19 16:49:55 +03:00
parent e1c90d7590
commit 4a6b172ba1
2 changed files with 2 additions and 0 deletions
--- a/README.md
+++ b/README.md
@@ -1068,6 +1068,7 @@ dirname() {
    # Usage: dirname "path"
    dir=${1%%/}

+    [[ $dir ]] || dir=//
    [[ $dir == */* ]] || dir=.

    printf '%s\n' "${dir%/*}"