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authorPasi Savanainen <pasi.savanainen@nixu.com>2018-04-30 13:46:48 +0100
committerStefan Hajnoczi <stefanha@redhat.com>2018-05-10 10:41:16 +0100
commitbf139a06144db84f420576d73da7a08b52d09bb5 (patch)
treee7955d8319a33158c8364786589e13c88cf45bf5
parentb37c4aacf7c7261127828c2d1100618dd8702deb (diff)
checkpatch: check utf-8 content from a commit log when it's missing from charset
Check that a commit log doesn't contain UTF-8 when a mail header explicitly defines a different charset, like 'Content-Type: text/plain; charset="us-ascii"' Signed-off-by: Pasi Savanainen <pasi.savanainen@nixu.com> Reviewed-by: Markus Armbruster <armbru@redhat.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Message-id: 20180430124651.10340-3-stefanha@redhat.com Cc: Joe Perches <joe@perches.com> Cc: Andy Whitcroft <apw@canonical.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> (cherry picked from commit fa64205df9dfd7b7662cc64a7e82115c00e428e5) Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com> Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
-rwxr-xr-xscripts/checkpatch.pl13
1 files changed, 11 insertions, 2 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index c667d085ae..25bf43bad0 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1186,6 +1186,8 @@ sub process {
my $in_header_lines = 1;
my $in_commit_log = 0; #Scanning lines before patch
+ my $non_utf8_charset = 0;
+
our @report = ();
our $cnt_lines = 0;
our $cnt_error = 0;
@@ -1414,8 +1416,15 @@ sub process {
$in_commit_log = 1;
}
-# Still not yet in a patch, check for any UTF-8
- if ($in_commit_log && $realfile =~ /^$/ &&
+# Check if there is UTF-8 in a commit log when a mail header has explicitly
+# declined it, i.e defined some charset where it is missing.
+ if ($in_header_lines &&
+ $rawline =~ /^Content-Type:.+charset="(.+)".*$/ &&
+ $1 !~ /utf-8/i) {
+ $non_utf8_charset = 1;
+ }
+
+ if ($in_commit_log && $non_utf8_charset && $realfile =~ /^$/ &&
$rawline =~ /$NON_ASCII_UTF8/) {
WARN("8-bit UTF-8 used in possible commit log\n" . $herecurr);
}