diff options
| author | Joe Perches <joe@perches.com> | 2014-08-06 16:10:42 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-08-06 18:01:27 -0700 |
| commit | 365dd4eaafa22d2c79913d5f057d636e8842c470 (patch) | |
| tree | 73921bbddacb64cbb5b203cab91d55422bd23dfa /scripts/checkpatch.pl | |
| parent | 7f61919144ca69ea29f29c3e60c5b7dbd2070aa6 (diff) | |
checkpatch: add a multiple blank lines test
Multiple consecutive blank lines waste screen space. Emit a --strict
only message with these blank lines.
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'scripts/checkpatch.pl')
| -rwxr-xr-x | scripts/checkpatch.pl | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 9e4ba9fa9bc8..fad2116f51a4 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -1642,6 +1642,8 @@ sub process { my $non_utf8_charset = 0; + my $last_blank_line = 0; + our @report = (); our $cnt_lines = 0; our $cnt_error = 0; @@ -2308,6 +2310,15 @@ sub process { "Please use a blank line after function/struct/union/enum declarations\n" . $hereprev); } +# check for multiple consecutive blank lines + if ($prevline =~ /^[\+ ]\s*$/ && + $line =~ /^\+\s*$/ && + $last_blank_line != ($linenr - 1)) { + CHK("LINE_SPACING", + "Please don't use multiple blank lines\n" . $hereprev); + $last_blank_line = $linenr; + } + # check for missing blank lines after declarations if ($sline =~ /^\+\s+\S/ && #Not at char 1 # actual declarations |