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checkpatch: add --strict test for lines ending in [ or (

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Lines that end in an open bracket or open parenthesis are generally hard
to follow.  Lines following those ending with open parenthesis are also
rarely aligned to that open parenthesis.

Suggest not ending lines with '[' or '('

Link: http://lkml.kernel.org/r/8fd0b2b4a7482064254e37931eb9302a81d5aa2f.1508340786.git.joe@perches.com
Signed-off-by: Joe Perches <joe@perches.com>
Suggested-by: Vivien Didelot <vivien.didelot@savoirfairelinux.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 2017-11-17 15:28:52 -08:00 committed by Linus Torvalds
parent 87bd499af5
commit 5751a24edf
1 changed files with 6 additions and 0 deletions
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6
scripts/checkpatch.pl
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@ -3184,6 +3184,12 @@ sub process {
# check we are in a valid C source file if not then ignore this hunk
next if ($realfile !~ /\.(h|c)$/);
# check for unusual line ending [ or (
if ($line =~ /^\+.*([\[\(])\s*$/) {
CHK("OPEN_ENDED_LINE",
"Lines should not end with a '$1'\n" . $herecurr);
}
# check if this appears to be the start function declaration, save the name
if ($sline =~ /^\+\{\s*$/ &&
$prevline =~ /^\+(?:(?:(?:$Storage|$Inline)\s*)*\s*$Type\s*)?($Ident)\(/) {