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checkpatch: possible modifiers -- handle multiple modifiers and trailing

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Add support for multiple modifiers such as:

	int __one __two foo;

Also handle trailing known modifiers when defecting modifiers:

	int __one foo __read_mostly;

Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andy Whitcroft 2008-07-23 21:29:09 -07:00 committed by Linus Torvalds
parent 0221f55c14
commit d250658658
1 changed files with 5 additions and 3 deletions
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8
scripts/checkpatch.pl
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@ -859,8 +859,10 @@ sub possible {
} elsif ($possible =~ /\s/) {
$possible =~ s/\s*$Type\s*//g;
warn "MODIFIER: $possible ($line)\n" if ($dbg_possible);
push(@modifierList, $possible);
for my $modifier (split(' ', $possible)) {
warn "MODIFIER: $modifier ($possible) ($line)\n" if ($dbg_possible);
push(@modifierList, $modifier);
}
} else {
warn "POSSIBLE: $possible ($line)\n" if ($dbg_possible);
@ -1186,7 +1188,7 @@ sub process {
} elsif ($s =~ /^.\s*$Ident\s*\(/s) {
# declarations always start with types
} elsif ($prev_values eq 'E' && $s =~ /^.\s*(?:$Storage\s+)?(?:$Inline\s+)?(?:const\s+)?((?:\s*$Ident)+)\b(?:\s+$Sparse)?\s*\**\s*(?:$Ident|\(\*[^\)]*\))\s*(?:;|=|,|\()/s) {
} elsif ($prev_values eq 'E' && $s =~ /^.\s*(?:$Storage\s+)?(?:$Inline\s+)?(?:const\s+)?((?:\s*$Ident)+?)\b(?:\s+$Sparse)?\s*\**\s*(?:$Ident|\(\*[^\)]*\))(?:\s*$Modifier)?\s*(?:;|=|,|\()/s) {
my $type = $1;
$type =~ s/\s+/ /g;
possible($type, "A:" . $s);