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#!/usr/local/bin/perl
# File: verifycs
# Purpose: Perl script written to check consistency of psfonts on CTAN.
# Adapt definition of TFMPATH to place where default TFM fonts are.
# Author: Piet Tutelaers (rcpt@urc.tue.nl)
# Version: 1.0 (December 1995), 2.0 (January 1997) by S Rahtz
# 3.0 (May 1998) for web2c 7.2
#
$debug = 0;
die "Usage: verifycs fontdir\n" unless @ARGV == 1;
$fontdir = $ARGV[0];
die "$fontdir: no such directory\n" unless -r $fontdir;
$ENV{TFMFONTS}="$fontdir//tfm";
$ENV{VFFONTS}="$fontdir//vf";
@tfms = split(/\s+/, `find $fontdir -name "*.tfm" -print`);
# Loop through TFM files
foreach (@tfms) {
print "Font: $_\n" if $debug;
($dir, $font) = m#^(.*)/tfm/(.*)\.tfm$#;
if (-r "$dir/vf/$font.vf") { # Virtual font
# Verify checksums
chop($csvf = `cs -o $dir/vf/$font.vf`);
chop($cstfm = `cs -o $dir/tfm/$font.tfm`);
if ("$csvf" ne "$cstfm") {
print "[1] $dir/{vf,tfm}/$font.*: checksum mismatch ($csvf,$cstfm)\n";
next;
}
# Now verify fonts referenced in VF file
# We look for information of the form
# (MAPFONT D 0
# (FONTNAME ptmr8r)
# (FONTCHECKSUM O 24364160751)
# (FONTAT R 1.0)
# (FONTDSIZE R 10.0)
# )
open(VF, "vftovp $dir/vf/$font.vf $dir/tfm/$font.tfm |");
while (<VF>) {
last if (/LIGTABLE/);
if (/MAPFONT/) {
$fontname =""; $checksum = "";
while (<VF>) {
($fontname) = /FONTNAME\s+(\w+)/ if /FONTNAME/;
($checksum) = /FONTCHECKSUM\s+O\s+(\w+)/ if /FONTCHECKSUM/;
last if /^\s+\)/;
}
if ("$checksum" ne "") {
$tfmfile = `kpsewhich $fontname.tfm 2> /dev/null`;
if ($tfmfile eq "") {
print "[2] $dir/vf/$font.vf: $fontname referenced\n";
next;
}
chop($cstfm = `cs -o $tfmfile`);
if ("$checksum" ne "$cstfm") {
print "[3] $dir/vf/$font.vf: checksum mismatch $fontname against $tfmfile ",
"($checksum,$cstfm)\n";
next;
}
next;
}
print "[4]$dir/vf/$font.vf: no checksum for mapfont ($fontname)\n";
}
}
close(VF);
}
else { # Raw font
@lines = `grep "$font\[^a-z\]" $dir/../*/dvips/*.map 2>/dev/null`;
if (@lines == 0) {
print "[5] No mapping information for $font!\n";
next;
}
chop($line = $lines[0]);
$line =~ s/^.*://;
print "line = $line\n" if $debug;
($psname) = ($line =~ /[ *]*\S+\s+(\S+)/);
($enc) = ($line =~ /^.*<(.*\.enc)/);
($extend) = ($line =~ /.*[^\d.]([0-9.]+)\s+ExtendFont/);
($slant) = ($line =~ /.*[^\d.]([0-9.]+)\s+SlantFont/);
$args = "-n -o ";
if ($enc)
{
$EncFile=`kpsewhich -format='dvips config' $enc `;
chop($EncFile);
$args .= "-e$EncFile "
}
$args .= "-E$extend " if $extend;
$args .= "-S$slant " if $slant;
$findafm=$font;
$findafm =~ s/8r/8a/;
chop($afm = `kpsewhich $findafm.afm 2> /dev/null`);
if ($afm ne "")
{
print "cs $args $afm\n" if $debug;
$cs = 0;
chop($cs = `cs $args $afm`);
die "cs: exit code ", ($? >>8) & 255, "\n" if $cs == 0 && $?;
chop($cstfm = `cs -o $dir/tfm/$font.tfm`);
print "[6] $dir/tfm/$font.tfm ($cstfm): checksum incorrect ($cs)\n"
unless "$cstfm" eq "$cs";
}
else
{ print "no AFM file for $font, cannot proceed\n"; }
}
}
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