mdw@git.distorted.org.uk Git - xfonts-traditional/blob - update-xfonts-traditional

   1 #!/usr/bin/perl -w
   2 use strict;
   3 use POSIX;
   4 use IO::File;
   5 use Getopt::Long;
   6 use File::Glob qw(:glob);
   7 use Data::Dumper;
   8
   9 our $prefix="/usr/local";
  10 our $package='xfonts-traditional';
  11 our $sharedir="$prefix/share/$package";
  12 our @fontsdirs=qw(/usr/share/fonts/X11 /usr/local/share/fonts/X11);
  13 our $donefile="$package.done";
  14 our $logfile="$package.log";
  15 our $fontprefix="trad--";
  16 our @rulespath;
  17 our $mode;
  18 our %foundrymap;
  19 our $verbose=0;
  20 our $reportfh;
  21
  22 sub reportloaded {
  23     return unless $verbose;
  24     print $reportfh @_,"\n" or die $!;
  25 }
  26
  27 sub loadrules ($) {
  28     my ($key) = @_;
  29     our %cache;
  30     my $fc=$cache{$key};
  31     return $fc if $fc;
  32     foreach my $path (@rulespath) {
  33         my $script="$path/$key.rules";
  34         $!=0; $@=''; my $f = do $script;
  35         if (defined $f) {
  36             reportloaded("rules: loaded ",$script);
  37             $cache{$key}=$f;
  38             return $f;
  39         }
  40         die "$! $? $script" unless $! == &ENOENT;
  41     }
  42     return $cache{$key}=undef;
  43 }
  44
  45 sub processbdf ($$$$) {
  46     my ($inbdf,$outbdf,$logfile,$what) = @_;
  47     my $state='idle';
  48     my ($foundry,$font);
  49     my ($w,$h,$xo,$yo,$y,$bitmap,$glyph);
  50     my $modified=0;
  51     while (<$inbdf>) {
  52         if ($state eq 'bitmap' && $y==$h) {
  53             $glyph = uc $glyph;
  54             $glyph =~ s/\;$//;
  55             local ($_) = $glyph;
  56             my $key= sprintf "%s,%d,%d,%d,%d", $foundry,$w,$h,$xo,$yo;
  57             my $rules= loadrules($key);
  58             return (0,'no rules') if !$rules;
  59             $rules->();
  60             $modified += ($_ ne $glyph);
  61             print $outbdf $_,"\n" or die $!
  62                 foreach split /\;/, $_; # /;
  63             $state='idle';
  64         }
  65         if ($state eq 'bitmap') {
  66             m/^([0-9a-fA-F]+)\s+$/ or die $y;
  67             length($1) == (($w+7 >> 3) << 1) or die "$1 $w";
  68             $glyph .= "$1;";
  69             $y++;
  70             next;
  71         }
  72         if ($state eq 'idle' && m/^FOUNDRY\s+/) {
  73             die if defined $foundry;
  74             return (0,'foundry syntax') unless m/^FOUNDRY\s+\"(\w+)\"\s+/;
  75             $foundry = $foundrymap{lc $1};
  76             return (0,'no foundry') unless defined $foundry;
  77             $_ = "FOUNDRY \"$foundry\"\n";
  78         }
  79         if ($state eq 'idle' && m/^FONT\s+/) {
  80             die if defined $font;
  81             return 0 unless m/^(FONT\s+)\-(\w+)\-/;
  82             $font = $foundrymap{lc $2};
  83             return (0,'no foundry') unless defined $font;
  84             $_ = "FONT -$font-$'";
  85         }
  86         if ($state eq 'idle' && m/^STARTCHAR\s/) {
  87             die unless defined $foundry;
  88             die unless defined $font;
  89             return (0,'foundry != font') unless $foundry eq $font;
  90             $state='startchar';
  91             $w=undef;
  92         }
  93         if ($state eq 'startchar') {
  94             if (m/^BBX\s+(\+?\d+)\s+(\+?\d+)\s+([-+]?\d+)\s+([-+]?\d+)\s+$/) {
  95                 ($w,$h,$xo,$yo) = ($1,$2,$3,$4);
  96             }
  97             if (m/^BITMAP\s+$/) {
  98                 die unless defined $w;
  99                 $y=0;
 100                 $glyph='';
 101                 $state='bitmap';
 102             }
 103         }
 104         print $outbdf $_ or die $!;
 105     }
 106     die $! if $inbdf->error;
 107     die $! if $outbdf->error or !$outbdf->flush;
 108     die unless $state eq 'idle';
 109     if ($modified) {
 110         printf $logfile "%s: %d glyphs changed\n", $what, $modified
 111             or die $!;
 112     } else {
 113         printf $logfile "%s: unchanged - no rules matched\n", $what
 114             or die $!;
 115     }
 116     return $modified;
 117 }
 118
 119 our (@options)=(
 120     'R|rules-include=s@' => \@rulespath,
 121     'share-dir=s' => \$sharedir,
 122     'verbose|v+' => \$verbose,
 123     );
 124
 125 sub define_mode ($$) {
 126     my ($optname,$f) = @_;
 127     push @options, $optname, sub {
 128         die "only one mode may be specified\n" if defined $mode;
 129         $mode=$f;
 130     };
 131 }
 132
 133 sub loadfoundries () {
 134     foreach my $path (@rulespath) {
 135         my $p = "$path/foundries";
 136         my $f = new IO::File $p;
 137         if (!$f) {
 138             die "$p $!" unless $!==&ENOENT;
 139             print $reportfh "foundries: none in $p\n" or die $! if $verbose;
 140             next;
 141         }
 142         while (<$f>) {
 143             s/^\s*//; s/\s+$//;
 144             next if m/^\#/;
 145             m/^(\w+)\s+(\w+)$/ or die;
 146             my $k = lc $1;
 147             next if exists $foundrymap{$k};
 148             $foundrymap{$k}=$2;
 149         }
 150         $f->error and die $!;
 151         reportloaded('foundries: loaded ',$p);
 152     }
 153     die "no foundry maps\n" unless %foundrymap;
 154 }
 155
 156 sub processfontdir ($) {
 157     my ($fontdir) = @_;
 158     if (!opendir FD, $fontdir) {
 159         die "$fontdir $!" unless $!==&ENOENT;
 160         return;
 161     }
 162     my $olddone = do "$fontdir/$donefile";
 163     if (!$done) {
 164         die "$fontdir $! $@ " unless $!==&ENOENT;
 165         $done = { };
 166     }
 167     my $newdone = { };
 168     my $log = new IO::File "$fontdir/$logfile", "w"
 169         or die "$fontdir/$logfile $!";
 170     my %found;
 171     my $changed;
 172     while ($!=0, my $dent = readdir FD) {
 173         if ($dent =~ m/^\Q$fontprefix\E.*\.new$/) {
 174             unlink "$fontdir/$dent" or $!==&ENOENT or die "$fontdir $dent $!";
 175             next;
 176         }
 177         next unless $dent =~ m/^[^.\/].*\.pcf\.gz$/;
 178         if ($dent =~ m/^\Q$fontprefix/) {
 179             $found{$dent} ||= 1;
 180             next;
 181         }
 182         if (!stat $dent) {
 183             die "$fontdir $dent $!" unless $!==&ENOENT;
 184             next;
 185         }
 186         die "$fontdir $dent" unless -f _;
 187         my $stats = join ' ', ((stat _)[1,7,9,10]);
 188         $tdone = $olddone->{$dent};
 189         if (defined $tdone && $tdone eq $stats) {
 190             $found{$dent} = 2;
 191             $newdone->{$dent} = $stats;
 192             next;
 193         }
 194         my $outdent = $fontprefix.$dent;
 195
 196         my $r = processpcfgz("$fontdir/$dent","$fontdir/$outdent.new");
 197         if ($r !~ m/^\d/) {
 198             print $logfile "%s: unchanged - %s\n", $dent, $r;
 199             unlink "$fontdir/$outdent.new" or die "$fontdir $outdent $!";
 200         } else {
 201             rename "$fontdir/$outdent.new", "$fontdir/$outdent"
 202                 or die "$fontdir $outdent $!";
 203             $changed = 1;
 204         }
 205         $found{$outdent} = 2;
 206     }
 207     die "$fontdir $!" if $!;
 208     foreach my $olddent (keys %found) {
 209         next if $found{olddent} != 1;
 210         unlink "$fontdir/$olddent" or die "$fontdir $olddent $!";
 211         $changed = 1;
 212     }
 213     if ($changed) {
 214         $!=0; $?=0; system 'mkfontdir',$fontdir;
 215         die "$fontdir $? $!" if $? or $!;
 216         my $newdoneh = new IO::File "$fontdir/$donefile.new", 'w'
 217             or die "$fontdir $!";
 218         print $newdoneh Dumper($newdone) or die "$fontdir $!";
 219         close $newdoneh or die "$fontdir $!";
 220         rename "$fontdir/$donefile.new","$fontdir/$donefile"
 221             or die "$fontdir $!";
 222     }
 223 }
 224
 225 our $stdin = new IO::File '<&STDIN' or die $!;
 226 our $stdout = new IO::File '>&STDOUT' or die $!;
 227 our $stderr = new IO::File '>&STDERR' or die $!;
 228 $reportfh = $stdout;
 229
 230 define_mode('bdf-filter', sub {
 231     die "no arguments allowed with --bdf-filter\n" if @ARGV;
 232     $reportfh = $stderr;
 233     loadfoundries();
 234     my $r = processbdf($stdin,$stdout,$reportfh,'stdin');
 235     if ($r !~ m/^\d/) {
 236         print STDERR "stdin not processed: $r\n";
 237         exit 2;
 238     }
 239 });
 240
 241 Getopt::Long::Configure(qw(bundling));
 242 GetOptions(@options) or exit 127;
 243
 244 push @rulespath, "$sharedir/rules";
 245
 246 die "need a mode\n" unless $mode;
 247
 248 $mode->();
 249
 250 #   70  zcat /usr/share/fonts/X11/misc/6x13.pcf.gz |pcf2bdf >in.bdf
 251 #   71  ./utility <in.bdf >out.bdf
 252 #   83  bdftopcf out.bdf >out.pcf
 253 #   84  gzip out.pcf
 254 #   85  cp out.pcf.gz /usr/share/fonts/X11/misc/
 255 # really mkfontdir /usr/share/fonts/X11/misc/
 256 # xset fp rehash
 257 # xfontsel