process pcfs

1 files changed, 115 insertions, 25 deletions

diff --git a/update-xfonts-traditional b/update-xfonts-traditional
index e8ed7ab..9d05e3a 100755
--- a/update-xfonts-traditional
+++ b/update-xfonts-traditional
@@ -5,11 +5,12 @@ use IO::File;
 use Getopt::Long;
 use File::Glob qw(:glob);
 use Data::Dumper;
+use IO::Pipe;
 
 our $prefix="/usr/local";
 our $package='xfonts-traditional';
 our $sharedir="$prefix/share/$package";
-our @fontsdirs=qw(/usr/share/fonts/X11 /usr/local/share/fonts/X11);
+our @fontparentdirs=qw(/usr/share/fonts/X11 /usr/local/share/fonts/X11);
 our $donefile="$package.done";
 our $logfile="$package.log";
 our $fontprefix="trad--";
@@ -78,7 +79,7 @@ sub processbdf ($$$$) {
 	}
 	if ($state eq 'idle' && m/^FONT\s+/) {
 	    die if defined $font;
-	    return 0 unless m/^(FONT\s+)\-(\w+)\-/;
+	    return (0,'simple font name') unless m/^(FONT\s+)\-(\w+)\-/;
 	    $font = $foundrymap{lc $2};
 	    return (0,'no foundry') unless defined $font;
 	    $_ = "FONT -$font-$'";
@@ -153,16 +154,72 @@ sub loadfoundries () {
     die "no foundry maps\n" unless %foundrymap;
 }
 
-sub processpcfgz ($$) {
-    my ($inpcfgz,$outpcfgz) = @_;
-    my $inh = new IO::File $inpcfgz, 'r', or die "$inpcfgz $!";
-    my $outh = new IO::File $outpcfgz, 'w' or die "$outpcfgz $!";
-    my $inpipe = new IO:Handle or die $!;
-    my $outpipe = new IO:Handle or die $!;
-    my $inchild = open $inpipe, "-|"; defined $inchild or die $!;
-    if (!$inchild) {
-	
-    opne 
+sub processpcfgz ($$$$) {
+    my ($inpcfgz,$outpcfgz,$logfile,$what) = @_;
+
+    my $current = new IO::File $inpcfgz, '<' or die "$inpcfgz $!";
+    my ($usread,$uswrite);
+    my ($reader,$writer);
+    my @children;
+    foreach my $proc (['zcat'], ['pcf2bdf'], [],
+		      ['bdftopcf'],['',qw(gzip -1)]) {
+	my $isfinal = (@$proc && $proc->[0] eq '');
+	if (!$isfinal) {
+	    $reader = new IO::Handle or die $!;
+	    $writer = new IO::Handle or die $!;
+	    new IO::Pipe($reader,$writer) or die $!;
+	} else {
+	    shift @$proc;
+	    $reader = undef;
+	    $writer = new IO::File $outpcfgz, '>' or die "$outpcfgz $!";
+	}
+	if (@$proc) {
+	    my $exe = $proc->[0];
+	    my $child = fork;  defined $child or die $!;
+	    if (!$child) {
+		open STDIN, '<&', $current or die $!;
+		open STDOUT, '>&', $writer or die $!;
+		if (!$isfinal) {
+		    close $reader or die $!;
+		}
+		close $usread or die $! if $usread;
+		close $uswrite or die $! if $uswrite;
+		exec $exe @$proc or die "$exe $!";
+	    }
+	    push @children, [ $child, $exe, defined $usread ];
+	    close $current or die $!;
+	    close $writer or die $!;
+	    $current = $reader;
+	} else {
+	    $usread = $current;
+	    $uswrite = $writer;
+	    $current = $reader;
+	}
+    }
+    my $r = processbdf($usread,$uswrite,$logfile,$what);
+    my $none = $r !~ m/^\d/;
+    if ($none) {
+	flush $uswrite or die $!;
+    } else {
+	close $uswrite or die $!;
+    }
+    close $usread or die $!;
+    foreach my $chinfo (@children) {
+	my ($child,$exe,$isoutput)=@$chinfo;
+	my $sigok = 0;
+	if ($none) {
+	    if ($isoutput) {
+		$sigok = 9;
+		kill 9, $child or die "$child $!";
+	    } else {
+		$sigok = 13;
+	    }
+	}
+	$!=0; waitpid($child, 0) == $child or die "$child $!";
+	!$? or ($?&~128)==$sigok or die "$exe [$child] $sigok $?";
+    }
+    return $r;
+}
 
 sub processfontdir ($) {
     my ($fontdir) = @_;
@@ -178,52 +235,65 @@ sub processfontdir ($) {
     my $newdone = { };
     my $log = new IO::File "$fontdir/$logfile", "w" 
 	or die "$fontdir/$logfile $!";
-    my %found;
+    my %outfiles; # bitmask: 1 /*exists*/ | 2 /*wanted*/
     my $changed;
-    while ($!=0, my $dent = readdir FD) {
+    my $updated=0;
+
+    print $reportfh "processing $fontdir...\n" or die $!;
+    flush $reportfh or die $!;
+    while (my $dent = scalar readdir FD) {
 	if ($dent =~ m/^\Q$fontprefix\E.*\.new$/) {
 	    unlink "$fontdir/$dent" or $!==&ENOENT or die "$fontdir $dent $!";
 	    next;
 	}
 	next unless $dent =~ m/^[^.\/].*\.pcf\.gz$/;
 	if ($dent =~ m/^\Q$fontprefix/) {
-	    $found{$dent} ||= 1;
+	    $outfiles{$dent} |= 1;
 	    next;
 	}
-	if (!stat $dent) {
+	if (!stat "$fontdir/$dent") {
 	    die "$fontdir $dent $!" unless $!==&ENOENT;
 	    next;
 	}
 	die "$fontdir $dent" unless -f _;
 	my $stats = join ' ', ((stat _)[1,7,9,10]);
 	my $tdone = $olddone->{$dent};
+	my $outdent = $fontprefix.$dent;
 	if (defined $tdone && $tdone eq $stats) {
-	    $found{$dent} = 2;
+	    $outfiles{$outdent} |= 2;
 	    $newdone->{$dent} = $stats;
 	    next;
 	}
-	my $outdent = $fontprefix.$dent;
 
 	my $r = processpcfgz("$fontdir/$dent",
 			     "$fontdir/$outdent.new",
-			     $dent");
+			     $log, $dent);
 	if ($r !~ m/^\d/) {
-	    print $logfile "%s: unchanged - %s\n", $dent, $r;
+	    printf $log "%s: unchanged - %s\n", $dent, $r;
 	    unlink "$fontdir/$outdent.new" or die "$fontdir $outdent $!";
 	} else {
 	    rename "$fontdir/$outdent.new", "$fontdir/$outdent"
 		or die "$fontdir $outdent $!";
+	    $updated++;
+	    $outfiles{$outdent} |= 3;
 	    $changed = 1;
 	}
-	$found{$outdent} = 2;
+	$newdone->{$dent} = $stats;
     }
-    die "$fontdir $!" if $!;
-    foreach my $olddent (keys %found) {
-	next if $found{olddent} != 1;
+    my $affected=0;
+    foreach my $olddent (keys %outfiles) {
+	my $state = $outfiles{$olddent};
+	if ($state & 2) {
+	    $affected++ if $state & 1;
+	    next;
+	}
 	unlink "$fontdir/$olddent" or die "$fontdir $olddent $!";
 	$changed = 1;
     }
-    if ($changed) {
+    if (!%$newdone) {
+	unlink "$fontdir/$logfile" or die "$fontdir $!";
+	unlink "$fontdir/$donefile" or $!==&ENOENT or die "$fontdir $!";
+    } elsif ($changed) {
 	$!=0; $?=0; system 'mkfontdir',$fontdir;
 	die "$fontdir $? $!" if $? or $!;
 	my $newdoneh = new IO::File "$fontdir/$donefile.new", 'w' 
@@ -233,6 +303,8 @@ sub processfontdir ($) {
 	rename "$fontdir/$donefile.new","$fontdir/$donefile"
 	    or die "$fontdir $!";
     }
+    printf " processed %s: %d pcfs, %d affected, %d updated.\n",
+        $fontdir, (scalar keys %$newdone), $affected, $updated;
 }
 
 our $stdin = new IO::File '<&STDIN' or die $!;
@@ -251,6 +323,24 @@ define_mode('bdf-filter', sub {
     }
 });
 
+define_mode('process-pcf', sub {
+    die "need source and destination pcf.gz\n" if @ARGV!=2;
+    loadfoundries();
+    my $r = processpcfgz($ARGV[0],$ARGV[1],$reportfh,"pcf");
+    if ($r !~ m/^\d/) {
+	print STDERR "pcf not processed: $r\n";
+	exit 2;
+    }
+});
+
+define_mode('process-fontdir', sub {
+    die "need font dir(s)\n" unless @ARGV;
+    loadfoundries();
+    foreach my $d (@ARGV) {
+	processfontdir($d);
+    }
+});
+
 Getopt::Long::Configure(qw(bundling));
 GetOptions(@options) or exit 127;