GetOptions(\my %opt,
'debug!',
+ '', # stdin
'count|c!',
'simplify|s:s',
'ignore-case|i!',
'grep|S=s',
'min|min-count|unique|u:i',
'max|max-count|show|n:i',
+ 'hash|H!',
'version|V' => sub { Getopt::Long::VersionMessage() },
'usage|h' => sub { Getopt::Long::HelpMessage() },
'help|man|?' => sub { Getopt::Long::HelpMessage(-verbose => 2) },
) or exit 129;
+my $inputstream = $opt{''} ? \*ARGV : eval {
+ require Git;
+ Git::command_output_pipe('log', '-z', '--pretty=format:%h%n%b', @ARGV);
+} || die "Automatic git log failed: $@";
+
local $| = 1;
local $/ = "\0";
my (%headercount, @headercache);
-while (readline) {
- s/^([0-9a-f]{4,40})\n//m and
- my $hash = $1;
+while (readline $inputstream) {
+ s/^([0-9a-f]{4,40})\n//m;
+ my $hash = $opt{hash} ? $1 : undef;
# strip commit seperator
chomp;
# if invalid, assume it's latin1
$_ = decode(cp1252 => $_) if $@;
- my %attr;
-
BLOCK:
for (reverse split /\n\n/) {
my @headers;
=head1 SYNOPSIS
-F<git> log --pretty=%b%x00 | F<git-grep-footer> [OPTIONS]
+F<git-grep-footer> [OPTIONS] [-- <git log options>]
+
+F<git> log -z --pretty=format:%b | F<git-grep-footer> [OPTIONS] -
=head1 DESCRIPTION
Prefixes (unique) lines by the number of occurrences.
Causes output to be buffered until all input has been read (obviously).
+=item -H, --hash
+
+Prefixes the SHA1 hash of the (or a) matching commit.
+
=back
=head1 EXAMPLES
=over
-=item git-grep-footer --grep=^ack
+=item git-grep-footer --grep=^ack v2.6.32..v2.6.33
-Search for Acked-by lines.
+Search for I<Acked-by> lines for version I<v2.6.33>.
Append C<-uin> to skip reoccurrences.
=item git-grep-footer -u --grep=junio
List the ten most frequently used attribute names.
-=item git-grep-footer -n2 -i -s
+=item git-grep-footer -n2 -i -s --hash -- --reverse
-Upto two examples for each distinct identifier.
+The earliest two usages of each distinct identifier.
=back
=head1 LICENSE
-Copyright. All rights reserved.
+This software is free software;
+you can redistribute and/or modify it under the terms of the GNU GPL
+version 2 or later.