Bash config: further enhance diralias bash completion

- avoid completion of empty string (standing for the actual directory
  itself)
- prevent multiple completions as only one argument makes sense

Signed-off-by: Jan Pokorný <jpokorny@redhat.com>

1 files changed, 4 insertions, 2 deletions

diff --git a/.bashrc b/.bashrc
index 1aae9d5..281d4f5 100644
--- a/.bashrc
+++ b/.bashrc
@@ -14,8 +14,10 @@ diralias () {
 	# so this way, albeit complicated, convenient traversal is achieved
 	# XXX could -G be used instead?
 	complete -o nospace -C \
-	  "f(){ find \"${1%%* }/\${2%\${2##*/}}\" -maxdepth 1 -type d -name \"\${2##*/}*\" \
-	             -printf \"\${2%\${2##*/}}%P\\n\"; }; f" "$(basename "$1")"
+	  "f(){ test \"\$3\" != \"$(basename "$1")\" || \
+	        find \"${1%%* }/\${2%\${2##*/}}\" -mindepth 1 -maxdepth 1 -type d \
+	        -name \"\${2##*/}*\" -printf \"\${2%\${2##*/}}%P\\n\"; }; f" \
+	  "$(basename "$1")"
 }
 
 _linkalias () {