diff options
author | Joe Perches <joe@perches.com> | 2015-09-09 22:37:30 (GMT) |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2015-09-10 20:29:01 (GMT) |
commit | 9f5af480f4554aac12e002b6f5c2b04895857700 (patch) | |
tree | a4c8826093272ba4bc1b28f84aa8b83024314129 | |
parent | 9d3e3c705eb395528fd8f17208c87581b134da48 (diff) | |
download | linux-9f5af480f4554aac12e002b6f5c2b04895857700.tar.xz |
checkpatch: improve SUSPECT_CODE_INDENT test
Many lines exist like
if (foo)
bar;
where the tabbed indentation of the branch is not one more than the "if"
line above it.
checkpatch should emit a warning on those lines.
Miscellenea:
o Remove comments from branch blocks
o Skip blank lines in block
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>
-rwxr-xr-x | scripts/checkpatch.pl | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 1629e35..ce305ff 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -3076,15 +3076,22 @@ sub process { substr($s, 0, length($c), ''); - # Make sure we remove the line prefixes as we have - # none on the first line, and are going to readd them - # where necessary. - $s =~ s/\n./\n/gs; + # remove inline comments + $s =~ s/$;/ /g; + $c =~ s/$;/ /g; # Find out how long the conditional actually is. my @newlines = ($c =~ /\n/gs); my $cond_lines = 1 + $#newlines; + # Make sure we remove the line prefixes as we have + # none on the first line, and are going to readd them + # where necessary. + $s =~ s/\n./\n/gs; + while ($s =~ /\n\s+\\\n/) { + $cond_lines += $s =~ s/\n\s+\\\n/\n/g; + } + # We want to check the first line inside the block # starting at the end of the conditional, so remove: # 1) any blank line termination @@ -3150,8 +3157,10 @@ sub process { #print "line<$line> prevline<$prevline> indent<$indent> sindent<$sindent> check<$check> continuation<$continuation> s<$s> cond_lines<$cond_lines> stat_real<$stat_real> stat<$stat>\n"; - if ($check && (($sindent % 8) != 0 || - ($sindent <= $indent && $s ne ''))) { + if ($check && $s ne '' && + (($sindent % 8) != 0 || + ($sindent < $indent) || + ($sindent > $indent + 8))) { WARN("SUSPECT_CODE_INDENT", "suspect code indent for conditional statements ($indent, $sindent)\n" . $herecurr . "$stat_real\n"); } |