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From 88c671a2c74bfde3bc2ec7c6f74133ac613c61da Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ville=20Skytt=C3=A4?= <ville.skytta@iki.fi>
Date: Wed, 16 Mar 2016 12:44:40 +0200
Subject: [PATCH 5/5] tar: Detect GNU/other from --version only once per
session
---
completions/tar | 15 ++++++++++++---
1 file changed, 12 insertions(+), 3 deletions(-)
diff --git a/completions/tar b/completions/tar
index 9c44dc7..7b3a486 100644
--- a/completions/tar
+++ b/completions/tar
@@ -696,16 +696,25 @@ _posix_tar()
_tar()
{
- local cmd=${COMP_WORDS[0]} line
+ local cmd=${COMP_WORDS[0]} func line
read line <<<"$($cmd --version)"
case "$line" in
*GNU*)
- _gtar "$@"
+ func=_gtar
;;
*)
- _posix_tar "$@"
+ func=_posix_tar
;;
esac
+ $func "$@"
+
+ # Install real completion for subsequent completions
+ if [ -n "${COMP_TAR_INTERNAL_PATHS:-}" ]; then
+ complete -F $func -o dirnames tar
+ else
+ complete -F $func tar
+ fi
+ unset -f _tar
}
--
2.7.2
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