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checkpatch: add test for #defines of ARCH_HAS_<foo> 

Add a test for these #defines

Additionally, moved string_find_replace sub as it screws up subsequent
formatting when placed inside another sub.

Signed-off-by: Joe Perches <joe@perches.com>
Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Git-commit: 52ea85061d188031c827ecef9bce47ae93f1e52e
Git-repo: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Signed-off-by: Stepan Moskovchenko <stepanm@codeaurora.org>
This commit is contained in:
Joe Perches 2013-11-12 15:10:09 -08:00 committed by Stepan Moskovchenko
parent aa86dac95b
commit cfa353bf91
1 changed files with 14 additions and 8 deletions
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22
scripts/checkpatch.pl
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@ -1514,6 +1514,14 @@ sub rtrim {
return $string;
}
sub string_find_replace {
my ($string, $find, $replace) = @_;
$string =~ s/$find/$replace/g;
return $string;
}
sub tabify {
my ($leading) = @_;
@ -3733,14 +3741,6 @@ sub process {
}
}
sub string_find_replace {
my ($string, $find, $replace) = @_;
$string =~ s/$find/$replace/g;
return $string;
}
# check for bad placement of section $InitAttribute (e.g.: __initdata)
if ($line =~ /(\b$InitAttribute\b)/) {
my $attr = $1;
@ -4198,6 +4198,12 @@ sub string_find_replace {
"usage of NR_CPUS is often wrong - consider using cpu_possible(), num_possible_cpus(), for_each_possible_cpu(), etc\n" . $herecurr);
}
# Use of __ARCH_HAS_<FOO> or ARCH_HAVE_<BAR> is wrong.
if ($line =~ /\+\s*#\s*define\s+((?:__)?ARCH_(?:HAS|HAVE)\w*)\b/) {
ERROR("DEFINE_ARCH_HAS",
"#define of '$1' is wrong - use Kconfig variables or standard guards instead\n" . $herecurr);
}
# check for %L{u,d,i} in strings
my $string;
while ($line =~ /(?:^|")([X\t]*)(?:"|$)/g) {