[PATCH] scripts/get_maintainer.pl: Test for non-standard signatures

[Joe Perches]

Warn on non-standard signature styles.

Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
---
 scripts/checkpatch.pl |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 630319a..3e04f80 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1600,13 +1600,17 @@ sub process {
 
 # Check signature styles
 		if (!$in_header_lines &&
-		    $line =~ /^(\s*)($signature_tags)(\s*)(.*)/) {
+		    $line =~ /^(\s*)([a-z0-9_-]+by:|$signature_tags)(\s*)(.*)/i) {
 			my $space_before = $1;
 			my $sign_off = $2;
 			my $space_after = $3;
 			my $email = $4;
 			my $ucfirst_sign_off = ucfirst(lc($sign_off));
 
+			if ($sign_off !~ /$signature_tags/) {
+				WARN("BAD_SIGN_OFF",
+				     "Non-standard signature: $sign_off\n" . $herecurr);
+			}
 			if (defined $space_before && $space_before ne "") {
 				WARN("BAD_SIGN_OFF",
 				     "Do not use whitespace before $ucfirst_sign_off\n" . $herecurr);


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