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|
#!/usr/bin/perl -w # -*- Perl -*-
# See copyright, etc in below POD section.
######################################################################
require 5.006_001;
use Getopt::Long;
#use Data::Dumper; $Data::Dumper::Indent=1; #Debug
use IO::File;
use IO::Dir;
use Pod::Usage;
use strict;
use vars qw ($Debug);
#======================================================================
# main
our $Opt_FileA;
our $Opt_FileB;
our $Opt_Git;
our $Opt_Svn;
autoflush STDOUT 1;
autoflush STDERR 1;
Getopt::Long::config ("no_auto_abbrev");
if (! GetOptions (
"help" => \&usage,
"debug" => sub { $Debug = 1; },
"<>" => \¶meter,
"git!" => \$Opt_Git,
"svn!" => \$Opt_Svn,
)) {
die "%Error: Bad usage, try 'makechangelog --help'\n";
}
if ($Opt_Svn) {
my $now = $Opt_FileA;
$Opt_FileA = ".svn/text-base/${now}.svn-base";
$Opt_FileB = $now;
} elsif ($Opt_Git) {
my $now = $Opt_FileA;
$Opt_FileA = "/tmp/mcl.$$";
$Opt_FileB = $now;
system("git show HEAD:${now} > $Opt_FileA");
}
read_file($Opt_FileA, $Opt_FileB);
if ($Opt_Git) {
unlink($Opt_FileA);
}
#----------------------------------------------------------------------
sub usage {
print '$Id$ ', "\n";
pod2usage(-verbose=>2, -exitval => 2);
exit (1);
}
sub parameter {
my $param = shift;
if (!$Opt_FileA) {
$Opt_FileA = $param;
} elsif (!$Opt_FileB) {
$Opt_FileB = $param;
} else {
die "%Error: Unknown parameter: $param\n";
}
}
#######################################################################
sub read_file {
my $a = shift;
my $b = shift;
my @l = (read_lines($a), read_lines($b));
# Note we ignore whitespace
my $fh = IO::File->new("diff -b -c $a $b |") or die "%Error: $!,";
my @ln = (0,0);
my %difffuncs;
my $mode = 0;
my @difflines;
while (defined(my $line = $fh->getline)) {
my $fn = "";
if ($line =~ /^\*\*\* (\d+)/) {
$mode = 0;
$ln[$mode] = $1 - 1;
} elsif ($line =~ /^\-\-\- (\d+)/) {
$mode = 1;
$ln[$mode] = $1 - 1;
} elsif ($line =~ /^\*\*\*/) {
} elsif ($line =~ /^\-\-\-/) {
} else {
$ln[$mode]++;
if ($line =~ /^[!-+]/) {
my $checkline = substr($line,2);
chomp $checkline;
$checkline =~ s/;.*$//;
$checkline =~ s/[ \t\n]+$//;
if ($checkline ne "") {
$fn = $l[$mode][ $ln[$mode] ] || "Line#".$ln[$mode];
$difffuncs{$fn} = 1;
}
}
}
(my $fnq = $fn||"") =~ s/^verilog-/v-/g;
push @difflines, sprintf ("%05d: %-20s: %s",$ln[$mode],substr($fnq,0,20), $line);
}
$fh->close;
print "-*- Change-Log -*-\n\n";
my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime();
printf "<Put one line comment with trailing period here. This must be first line of commit message.>\n\n";
print "\t* verilog-mode.el";
my $f="";
my $sep = " (";
foreach my $func (sort keys %difffuncs) {
next if $func eq 'verilog-mode-release-date';
next if $func eq 'verilog-mode-version';
$f .= $sep.$func;
$sep = ", ";
}
$f .= ")" if $f;
print "$f:\n";
print "\n";
print "="x70,"\n";
print join('',@difflines);
}
sub read_lines {
my $filename = shift;
my @lines;
my $func;
my $fh = IO::File->new($filename) or die "%Error: $! $filename\n";
my $ln = 0;
while (defined(my $line = $fh->getline)) {
$ln++;
$func = undef if ($line =~ /^\(/);
$func = $1 if $line =~ /^\(def[---a-z]+\s+\'?(\S+)/;
$lines[$ln] = $func;
printf "%05d %-30s %s", $ln, $func||"", $line if $Debug;
}
$fh->close;
return \@lines;
}
#######################################################################
__END__
=pod
=head1 NAME
makechangelog -
=head1 SYNOPSIS
./makechangelog --svn verilog-mode.el
=head1 DESCRIPTION
dd
=head1 ARGUMENTS
=over 4
=item --help
Displays this message and program version and exits.
=back
=head1 DISTRIBUTION
This is part of the L<http://www.veripool.org/> free Verilog EDA software
tool suite. The latest version is available from CPAN and from
L<http://www.veripool.org/>.
Copyright 2008-2013 by Wilson Snyder. This package is free software; you
can redistribute it and/or modify it under the terms of either the GNU
Lesser General Public License or the Perl Artistic License.
=head1 AUTHORS
Wilson Snyder <wsnyder@wsnyder.org>
=head1 SEE ALSO
=cut
######################################################################
### Local Variables:
### compile-command: "./makechangelog --svn verilog-mode.el"
### End:
|
