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checkpatch: add test for blank lines after function/struct/union/enum

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Add a --strict test asking for a blank line after
function/struct/union/enum declarations.

Allow exceptions for several attributes and macro uses.

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>
This commit is contained in:
Joe Perches 2014-08-06 16:10:39 -07:00 committed by Linus Torvalds
parent 048b123fad
commit 7f61919144
1 changed files with 16 additions and 0 deletions
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16
scripts/checkpatch.pl
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@ -2292,6 +2292,22 @@ sub process {
"networking block comments put the trailing */ on a separate line\n" . $herecurr);
}
# check for missing blank lines after struct/union declarations
# with exceptions for various attributes and macros
if ($prevline =~ /^[\+ ]};?\s*$/ &&
$line =~ /^\+/ &&
!($line =~ /^\+\s*$/ ||
$line =~ /^\+\s*EXPORT_SYMBOL/ ||
$line =~ /^\+\s*MODULE_/i ||
$line =~ /^\+\s*\#\s*(?:end|elif|else)/ ||
$line =~ /^\+[a-z_]*init/ ||
$line =~ /^\+\s*(?:static\s+)?[A-Z_]*ATTR/ ||
$line =~ /^\+\s*DECLARE/ ||
$line =~ /^\+\s*__setup/)) {
CHK("LINE_SPACING",
"Please use a blank line after function/struct/union/enum declarations\n" . $hereprev);
}
# check for missing blank lines after declarations
if ($sline =~ /^\+\s+\S/ && #Not at char 1
# actual declarations