perf completion: Strip dependency on _filedir

_filedir is defined in the bash-completion package, but there is no need
to depend on it.  Instead, call complete with multiple -o arguments
before the -F argument like in git.git's completion script.

Signed-off-by: Ramkumar Ramachandra <artagnon@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Link: http://lkml.kernel.org/r/1372941691-14684-4-git-send-email-artagnon@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 3 insertions, 4 deletions

diff --git a/tools/perf/bash_completion b/tools/perf/bash_completion
index b0cdd12bd5e4..d2598be517fb 100644
--- a/tools/perf/bash_completion
+++ b/tools/perf/bash_completion
@@ -54,9 +54,8 @@ _perf()
                 subcmd=${COMP_WORDS[1]}
                 opts=$($cmd $subcmd --list-opts)
                 COMPREPLY=( $( compgen -W '$opts' -- "$cur" ) )
-        # Fall down to list regular files
-        else
-                _filedir
         fi
 } &&
-complete -F _perf perf
+
+complete -o bashdefault -o default -o nospace -F _perf perf 2>/dev/null \
+        || complete -o default -o nospace -F _perf perf