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Message-Id: <1183705264.2747.20.camel@shinybook.infradead.org>
Date: Fri, 06 Jul 2007 03:01:03 -0400
From: David Woodhouse <dwmw2@...radead.org>
To: torvalds@...l.org, akpm@...l.org
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH] Check charset in scripts/checkpatch.pl
Reject all legacy 8-bit character sets and allow only ASCII or UTF-8 to
be added to files or used in patch descriptions.
Signed-off-by: David Woodhouse <dwmw2@...radead.org>
Signed-off-by: asd
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 277c326..7a7f283 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -395,6 +395,22 @@ sub process {
$clean = 0;
}
+# UTF-8 regex found at http://www.w3.org/International/questions/qa-forms-utf-8.en.php
+ if ( ($realfile =~ /^$/ || $line =~ /^\+/) &&
+ !($line =~ m/^(
+ [\x09\x0A\x0D\x20-\x7E] # ASCII
+ | [\xC2-\xDF][\x80-\xBF] # non-overlong 2-byte
+ | \xE0[\xA0-\xBF][\x80-\xBF] # excluding overlongs
+ | [\xE1-\xEC\xEE\xEF][\x80-\xBF]{2} # straight 3-byte
+ | \xED[\x80-\x9F][\x80-\xBF] # excluding surrogates
+ | \xF0[\x90-\xBF][\x80-\xBF]{2} # planes 1-3
+ | [\xF1-\xF3][\x80-\xBF]{3} # planes 4-15
+ | \xF4[\x80-\x8F][\x80-\xBF]{2} # plane 16
+ )*$/x ) ) {
+ print "Invalid UTF-8\n";
+ print "$herecurr";
+ $clean = 0;
+ }
#ignore lines being removed
if ($line=~/^-/) {next;}
--
dwmw2
-
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