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#!/usr/bin/perl -w
# Copyright © 2008-2014 Jamie Zawinski <jwz@jwz.org>
#
# Permission to use, copy, modify, distribute, and sell this software and its
# documentation for any purpose is hereby granted without fee, provided that
# the above copyright notice appear in all copies and that both that
# copyright notice and this permission notice appear in supporting
# documentation. No representations are made about the suitability of this
# software for any purpose. It is provided "as is" without express or
# implied warranty.
#
# This updates driver/XScreenSaver.ad.in with the current list of savers.
#
# Created: 3-Aug-2008.
require 5;
use diagnostics;
use strict;
my $progname = $0; $progname =~ s@.*/@@g;
my ($version) = ('$Revision: 1.10 $' =~ m/\s(\d[.\d]+)\s/s);
my $verbose = 0;
# 1 means disabled: marked with "-" by default in the .ad file.
# 2 means retired: not mentioned in .ad at all (parsed from Makefile).
#
my %disable = (
'antinspect' => 1,
'antmaze' => 1,
'antspotlight' => 1,
'braid' => 1,
'crystal' => 1,
'demon' => 1,
'dnalogo' => 1,
'fadeplot' => 1,
'glblur' => 1,
'glslideshow' => 1,
'jigglypuff' => 1,
'kaleidescope' => 1,
'lcdscrub' => 1,
'loop' => 1,
'mismunch' => 2,
'nerverot' => 1,
'noseguy' => 1,
'polyominoes' => 1,
'providence' => 1,
'pyro' => 1,
'rdbomb' => 2, # alternate name
'rocks' => 1,
'sballs' => 1,
'sierpinski' => 1,
'thornbird' => 1,
'vidwhacker' => 1,
'webcollage' => 1,
);
# Parse the RETIRED_EXES variable from the Makefiles to populate %disable.
# Duplicated in ../OSX/build-fntable.pl.
#
sub parse_makefiles() {
foreach my $mf ( "Makefile.in", "glx/Makefile.in" ) {
open (my $in, '<', $mf) || error ("$mf: $!");
local $/ = undef; # read entire file
my $body = <$in>;
close $in;
$body =~ s/\\\n//gs;
my ($var) = ($body =~ m/^RETIRED_EXES\s*=\s*(.*)$/mi);
my ($var2) = ($body =~ m/^RETIRED_GL_EXES\s*=\s*(.*)$/mi);
error ("no RETIRED_EXES in $mf") unless $var;
$var .= " $var2" if $var2;
foreach my $hack (split (/\s+/, $var)) {
$disable{$hack} = 2;
}
}
}
sub munge_ad($) {
my ($file) = @_;
parse_makefiles();
open (my $in, '<', $file) || error ("$file: $!");
local $/ = undef; # read entire file
my $body = <$in>;
close $in;
my $obody = $body;
my ($top, $mid, $bot) = ($body =~ m/^(.*?\n)(\*hacks\..*?\n)(\n.*)$/s);
my $mid2 = '';
my %hacks;
# Update the "*hacks.foo.name" section of the file based on the contents
# of config/*.xml.
#
my $dir = $file;
$dir =~ s@/[^/]*$@@s;
my @counts = (0,0,0,0,0,0,0,0,0,0);
foreach my $xml (sort (glob ("$dir/../hacks/config/*.xml"))) {
open (my $in, '<', $xml) || error ("$xml: $!");
local $/ = undef; # read entire file
my $b = <$in>;
close $in;
my ($name) = ($b =~ m@<screensaver[^<>]*\b_label=\"([^<>\"]+)\"@s);
error ("$xml: no name") unless $name;
my $name2 = lc($name);
$name2 =~ s/^((x|gl)?[a-z])/\U$1/s; # what prefs.c (make_hack_name) does
$xml =~ s@^.*/([^/]+)\.xml$@$1@s;
if ($name ne $name2) {
my $s = sprintf("*hacks.%s.name:", $xml);
$mid2 .= sprintf ("%-28s%s\n", $s, $name);
$counts[9]++;
}
# Grab the year.
my ($year) =
($b =~ m/<_description>.*Written by.*?;\s+(19[6-9]\d|20\d\d)\b/si);
error ("no year in $xml.xml") unless $year;
$hacks{$xml} = $year;
}
# Splice in new names.
$body = $top . $mid2 . $bot;
# Replace the "programs" section.
# Sort hacks by creation date, but put the OpenGL ones at the end.
#
my $segregate_p = 0; # whether to put the GL hacks at the end.
my $xhacks = '';
my $ghacks = '';
foreach my $hack (sort { $hacks{$a} == $hacks{$b}
? $a cmp $b
: $hacks{$a} <=> $hacks{$b}}
(keys(%hacks))) {
my $cmd = "$hack -root";
my $ts = (length($cmd) / 8) * 8;
while ($ts < 40) { $cmd .= "\t"; $ts += 8; }
my $dis = $disable{$hack} || 0;
my $glp;
my $glep = ($hack eq 'extrusion');
if (-f "$hack.c" || -f "$hack") { $glp = 0; }
elsif (-f "glx/$hack.c") { $glp = 1; }
elsif ($hack eq 'companioncube') { $glp = 1; } # kludge
elsif ($dis != 2) { error ("is $hack X or GL?"); }
$counts[($disable{$hack} || 0)]++;
if ($glp) {
$counts[6+($disable{$hack} || 0)]++;
} else {
$counts[3+($disable{$hack} || 0)]++;
}
next if ($dis == 2);
$dis = ($dis ? '-' : '');
my $vis = ($glp
? (($dis ? '' : $glep ? '@GLE_KLUDGE@' : '@GL_KLUDGE@') .
' GL: ')
: '');
$cmd = "$dis$vis\t\t\t\t$cmd \\n\\\n";
if ($glp) {
($segregate_p ? $ghacks : $xhacks) .= $cmd;
} else {
$xhacks .= $cmd;
}
}
# Splice in new programs list.
#
$mid2 = ($xhacks .
($segregate_p ? "\t\t\t\t\t\t\t\t\t \\\n" : "") .
$ghacks);
$mid2 =~ s@\\$@@s;
($top, $mid, $bot) =
($body =~ m/^(.*?\n\*programs:\s+\\\n)(.*?\n)(\n.*)$/s);
error ("unparsable") unless $mid;
$body = $top . $mid2 . $bot;
print STDERR "$progname: " .
"Total: $counts[0]+$counts[1]+$counts[2]; " .
"X11: $counts[3]+$counts[4]+$counts[5]; " .
"GL: $counts[6]+$counts[7]+$counts[8]; " .
"Names: $counts[9]\n"
if ($verbose);
# Write file if changed.
#
if ($body ne $obody) {
open (my $out, '>', $file) || error ("$file: $!");
print $out $body;
close $out;
print STDERR "$progname: wrote $file\n";
} elsif ($verbose) {
print STDERR "$progname: $file unchanged\n";
}
}
sub error($) {
my ($err) = @_;
print STDERR "$progname: $err\n";
exit 1;
}
sub usage() {
print STDERR "usage: $progname [--verbose] ad-file\n";
exit 1;
}
sub main() {
my $file;
while ($#ARGV >= 0) {
$_ = shift @ARGV;
if (m/^--?verbose$/) { $verbose++; }
elsif (m/^-v+$/) { $verbose += length($_)-1; }
elsif (m/^-./) { usage; }
elsif (!$file) { $file = $_; }
else { usage; }
}
usage unless ($file);
munge_ad ($file);
}
main();
exit 0;
|
