The patch titled
Subject: checkpatch: add test for keywords not starting on tabstops
has been added to the -mm tree. Its filename is
checkpatch-add-test-for-keywords-not-starting-on-tabstops.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/checkpatch-add-test-for-keywords-not-starting-on-tabstops.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/checkpatch-add-test-for-keywords-not-starting-on-tabstops.patch
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*** Remember to use Documentation/SubmitChecklist when testing your code ***
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------------------------------------------------------
From: Joe Perches <joe@xxxxxxxxxxx>
Subject: checkpatch: add test for keywords not starting on tabstops
It's somewhat common and in general a defect for c90 keywords to
not start on a tabstop.
Add a test for this condition and warn when it occurs.
Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
scripts/checkpatch.pl | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff -puN scripts/checkpatch.pl~checkpatch-add-test-for-keywords-not-starting-on-tabstops scripts/checkpatch.pl
--- a/scripts/checkpatch.pl~checkpatch-add-test-for-keywords-not-starting-on-tabstops
+++ a/scripts/checkpatch.pl
@@ -2755,6 +2755,19 @@ sub process {
"Logical continuations should be on the previous line\n" . $hereprev);
}
+# check indentation starts on a tab stop
+ if ($^V && $^V ge 5.10.0 &&
+ $sline =~ /^\+\t+( +)(?:$c90_Keywords\b|\{\s*$|\}\s*(?:else\b|while\b|\s*$))/) {
+ my $indent = length($1);
+ if ($indent % 8) {
+ if (WARN("TABSTOP",
+ "Statements should start on a tabstop\n" . $herecurr) &&
+ $fix) {
+ $fixed[$fixlinenr] =~ s@(^\+\t+) +@$1 . "\t" x ($indent/8)@e;
+ }
+ }
+ }
+
# check multi-line statement indentation matches previous line
if ($^V && $^V ge 5.10.0 &&
$prevline =~ /^\+([ \t]*)((?:$c90_Keywords(?:\s+if)\s*)|(?:$Declare\s*)?(?:$Ident|\(\s*\*\s*$Ident\s*\))\s*|$Ident\s*=\s*$Ident\s*)\(.*(\&\&|\|\||,)\s*$/) {
_
Patches currently in -mm which might be from joe@xxxxxxxxxxx are
checkpatch-add-prefer_is_enabled-test.patch
checkpatch-improve-constant_comparison-test-for-structure-members.patch
checkpatch-add-test-for-keywords-not-starting-on-tabstops.patch
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