Fix relative . or .. symlinks

2018-03-20 18:03:13 +00:00 · 2018-03-20 18:03:13 +00:00 · 2665af78b6
commit 2665af78b6
parent d54039a09b
1 changed files with 3 additions and 4 deletions
--- a/realpath.sh
+++ b/realpath.sh
@ -27,13 +27,12 @@ while [ -n "$left" ]; do

  case "$seg" in
  .)
-    # /foo/a -> . will become /foo
-    result="${result%/*}"
+    # Just ignore this segment
    continue
    ;;
  ..)
-    # /foo/bar/a -> .. will become /foo
-    result="${result%/*/*}"
+    # Eat a segment off result
+    result="${result%/*}"
    continue
    ;;
  esac