verilator/src/config_rev.pl
2020-03-21 11:24:24 -04:00

39 lines
1.1 KiB
Perl
Executable File

#!/usr/bin/env perl
######################################################################
#
# Copyright 2005-2020 by Wilson Snyder. This program is free software; you
# can redistribute it and/or modify it under the terms of either the GNU
# Lesser General Public License Version 3 or the Perl Artistic License
# Version 2.0.
# SPDX-License-Identifier: LGPL-3.0-only OR Artistic-2.0
#
######################################################################
# DESCRIPTION: Query's subversion to get version number
use warnings;
my $dir = $ARGV[0]; defined $dir or die "%Error: No directory argument,";
chdir $dir;
my $rev = 'UNKNOWN_REV';
my $data = `git describe`;
if ($data =~ /^(v[0-9].*)/i) {
$rev = $1;
}
elsif ($data =~ /verilator_?(.*)/i) {
$rev = "v".$1;
$rev =~ s/_/./g;
}
$data = `git status`;
if ($data =~ /Changed but not updated/i
|| $data =~ /Changes to be committed/i
|| $data =~ /Changes not staged/i) {
$rev .= " (mod)";
}
print "static const char* const DTVERSION_rev = \"$rev\";\n";
# Die after the print, so at least the header has good contents
$rev =~ /UNKNOWN/ and warn "%Warning: No git revision found,";