X-Git-Url: http://git.shiar.net/git-grep-footer.git/blobdiff_plain/77f33263e87e436c6e2a962c69a68f12c4520bf8..4f6e72fcfbd46e21ebf1aa595f7738730e42ad37:/git-grep-footer

diff --git a/git-grep-footer b/git-grep-footer
index c39222f..b676ab8 100755
--- a/git-grep-footer
+++ b/git-grep-footer
@@ -23,7 +23,7 @@ GetOptions(\my %opt,
 local $| = 1;
 local $/ = "\0";
 
-my $HEADERMATCH = qr/ [a-z]+ (?: (?:-\w+)+ | \ by ) /ix;
+my $HEADERMATCH = qr/ [a-z]+ (?: (?:-\w+)+ | \ by ) | cc | reference /ix;
 
 my (%headercount, @headercache);
 
@@ -85,7 +85,7 @@ while (readline) {
 					}{<...>}imsx;
 				}
 				when (['var', 'vars', '']) {
-					when ($header[0] =~ /[ _-] (?: by | to ) $/imsx) {
+					when ($header[0] =~ /[ _-] (?: by | to ) $ | ^cc$/imsx) {
 						$header[1] = undef;
 					}
 					for ($header[1]) {
@@ -125,7 +125,7 @@ while (readline) {
 			my $line = $_->[2] // join(': ', @$_);
 			$line =~ s/^/$hash / if defined $hash;
 
-			if (defined $opt{min} or $opt{max}) {
+			if (defined $opt{min} or $opt{max} or $opt{count}) {
 				my $counter = \$headercount{ $_->[0] }->{ $_->[1] // '' };
 				my $excess = $$counter++ - ($opt{min} // 0);
 				next if $excess >= ($opt{max} || 1);
@@ -163,6 +163,7 @@ a common convention to list custom metadata such as
 C<Signed-off-by> and C<Acked-by>.
 
 Sections are identified by at least one leading keyword containing a dash
+(or exceptionally recognised)
 followed by a colon.
 
 =head1 OPTIONS
@@ -210,6 +211,11 @@ The original line is given for each match,
 but simplifications still apply for duplicate determination.
 Additional samples are optionally given upto the given maximum.
 
+=item -c, --count
+
+Prefixes (unique) lines by the number of occurrences.
+Causes output to be buffered until all input has been read (obviously).
+
 =back
 
 =head1 AUTHOR