Null option are now effected with l option.

[monochromegane]

refs: #143

I think this should have an effect when passed -l option.
Because xargs -0 option expect filenames.

Before

It dosen't work.

go run cmd/pt/main.go --null -l go
README.md
Godeps/Godeps.json
decoder.go
encoder.go
find.go
platinum_searcher.go
formatter.go
search.go
files/ascii.txt
walk.go
formatter_test.go
grep.go
wercker.yml
line_grep_test.go
grep_test.go
ignore.go
option.go
files/vcs/match/match.txt
find_test.go
files/vcs/ignore/ignore.txt
files/ja/broken_utf8.txt
files/ja/broken_shift_jis.txt
files/depth/file_1.txt
files/vcs/match/ignore.txt
files/ja/euc-jp.txt
files/ja/utf8.txt
files/ja/shift_jis.txt
files/depth/dir_1/file_2.txt
files/context/context.txt
files/vcs/absolute/ignore.txt
files/ja/broken_euc-jp.txt
files/depth/dir_1/dir_2/file_3.txt

After

It works.

go run cmd/pt/main.go -0 -l go
encoder.godecoder.goGodeps/Godeps.jsonline_grep_test.goplatinum_searcher.gosearch.gooption.gowalk.gofind.goREADME.mdfind_test.gogrep.gowercker.ymlfiles/vcs/match/match.txtformatter.gogrep_test.goformatter_test.goignore.gofiles/ascii.txtfiles/depth/file_1.txtfiles/vcs/ignore/ignore.txtfiles/ja/utf8.txtfiles/context/context.txtfiles/vcs/match/ignore.txtfiles/ja/broken_shift_jis.txtfiles/ja/broken_utf8.txtfiles/ja/euc-jp.txtfiles/ja/broken_euc-jp.txtfiles/depth/dir_1/file_2.txtfiles/ja/shift_jis.txtfiles/vcs/absolute/ignore.txtfiles/depth/dir_1/dir_2/file_3.txt

[monochromegane]

One more thing.
A short option -0 are now added.

[kohlerm]

Great! I plan to write a blog about why this is useful.

[monochromegane]

Sounds good !