#!/usr/bin/perl
# Convert git log output to ChangeLog format.
-my $VERSION = '2008-02-10 10:03'; # UTC
+my $VERSION = '2009-06-04 08:53'; # UTC
# The definition above must lie within the first 8 lines in order
# for the Emacs time-stamp write hook (at end) to update it.
# If you change this file with Emacs, please let the write hook
# do its job. Otherwise, update this string manually.
-# Copyright (C) 2008 Free Software Foundation, Inc.
+# Copyright (C) 2008, 2009 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
else
{
print $STREAM <<EOF;
-Usage: $ME [OPTIONS]
+Usage: $ME [OPTIONS] [ARGS]
-Convert git log output to ChangeLog format.
+Convert git log output to ChangeLog format. If present, any ARGS
+are passed to "git log". To avoid ARGS being parsed as options to
+$ME, they may be preceded by '--'.
OPTIONS:
EXAMPLE:
$ME --since=2008-01-01 > ChangeLog
+ $ME -- -n 5 foo > last-5-commits-to-branch-foo
EOF
}
'since=s' => \$since_date,
) or usage 1;
- @ARGV
- and (warn "$ME: too many arguments\n"), usage 1;
-
my @cmd = (qw (git log --log-size), "--since=$since_date",
- '--pretty=format:%ct %an <%ae>%n%n%s%n%b%n');
+ '--pretty=format:%ct %an <%ae>%n%n%s%n%b%n', @ARGV);
open PIPE, '-|', @cmd
- or die "$ME: failed to run `". quoted_cmd (@cmd) ."': $!\n";
+ or die ("$ME: failed to run `". quoted_cmd (@cmd) ."': $!\n"
+ . "(Is your Git too old? Version 1.5.1 or later is required.)\n");
my $prev_date_line = '';
while (1)
# Omit "Signed-off-by..." lines.
@line = grep !/^Signed-off-by: .*>$/, @line;
- # Remove leading and trailing blank lines.
- while ($line[0] =~ /^\s*$/) { shift @line; }
- while ($line[$#line] =~ /^\s*$/) { pop @line; }
+ # If there were any lines
+ if (@line == 0)
+ {
+ warn "$ME: warning: empty commit message:\n $date_line\n";
+ }
+ else
+ {
+ # Remove leading and trailing blank lines.
+ while ($line[0] =~ /^\s*$/) { shift @line; }
+ while ($line[$#line] =~ /^\s*$/) { pop @line; }
- # Prefix each non-empty line with a TAB.
- @line = map { length $_ ? "\t$_" : '' } @line;
+ # Prefix each non-empty line with a TAB.
+ @line = map { length $_ ? "\t$_" : '' } @line;
- print "\n", join ("\n", @line), "\n";
+ print "\n", join ("\n", @line), "\n";
+ }
defined ($in = <PIPE>)
or last;