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authorKarl Berry <karl@freefriends.org>2009-08-14 23:58:45 +0000
committerKarl Berry <karl@freefriends.org>2009-08-14 23:58:45 +0000
commit24cae3b11af39b5af7f57341569b1ec045d2db99 (patch)
treeff10c141d5a6957b606a62de7ed486462c7304d9 /Build/source/texk/texlive/linked_scripts/pkfix-helper
parent30d401dbe76f4a5e3e7d6edf4d8af9a5a279e836 (diff)
pkfix-helper 1.2 (9aug09)
git-svn-id: svn://tug.org/texlive/trunk@14682 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/texk/texlive/linked_scripts/pkfix-helper')
-rwxr-xr-xBuild/source/texk/texlive/linked_scripts/pkfix-helper/pkfix-helper105
1 files changed, 96 insertions, 9 deletions
diff --git a/Build/source/texk/texlive/linked_scripts/pkfix-helper/pkfix-helper b/Build/source/texk/texlive/linked_scripts/pkfix-helper/pkfix-helper
index 8357ab5cb7f..11c4ae7c103 100755
--- a/Build/source/texk/texlive/linked_scripts/pkfix-helper/pkfix-helper
+++ b/Build/source/texk/texlive/linked_scripts/pkfix-helper/pkfix-helper
@@ -17,7 +17,7 @@ use strict;
# Define some global variables.
my $progname = basename $0; # Name of this program
-our $VERSION = "1.1"; # Version number of this program
+our $VERSION = "1.2"; # Version number of this program
my %name2chars; # Map from a font name to a character list
my $GS = $ENV{"GS"} || "gs"; # Name of the Ghostscript interpreter
my $TFTOPL = $ENV{"TFTOPL"} || "tftopl"; # Name of the TFM to PL converter
@@ -29,6 +29,7 @@ my $yinc = 24; # Height of font in PostScript points
my $init_yinc = 36; # Space after title
my %tfmfontwidth; # Map from font name to character number to character width
my %tfm2size; # Map from font name to design size
+my %tfmmissing; # Set of TFM files we looked for but didn't find
my ($dvips_xscale, $dvips_yscale); # Scaling factors from Dvips's PostScript CTM
my $discard_output = $^O eq "MSWin32" ? "> NUL:" : "> /dev/null 2>&1"; # Command suffix to discard all output
@@ -43,9 +44,60 @@ my $sample_file_ps; # Name of a PostScript file of font samples t
my $sample_file_tex; # Name of a TeX file of font samples to write
my $single_font_use = 0; # 1=one use per font; 0=allow repetitions
my $samples_per_page = 25; # Number of font samples to print per page
+my $tfm_cache_file; # Name of a file in which to cache font metrics
###########################################################################
+# Read %tfm2size, %tfmfontwidth, and %tfmmissing from a file named by
+# $tfm_cache_file.
+sub read_tfm_cache_file
+{
+ open(CACHEFILE, "<", $tfm_cache_file) || do {
+ print STDERR "Ignoring TFM cache file $tfm_cache_file ($!).\n" if $verbose;
+ return;
+ };
+ print STDERR "Reading TFM data from $tfm_cache_file ... " if $verbose;
+ my $numlines = 0;
+ while (my $oneline = <CACHEFILE>) {
+ chomp $oneline;
+ my @fields = split " ", $oneline;
+ die "${progname}: Internal error" if $#fields == -1;
+ my $tfm = shift @fields;
+ if ($#fields == -1) {
+ # No metrics -- TFM file must not have been found.
+ $tfmmissing{$tfm} = 1;
+ }
+ else {
+ # Parse and store the TFM data.
+ $tfm2size{$tfm} = shift @fields;
+ my %widths = @fields;
+ $tfmfontwidth{$tfm} = \%widths;
+ }
+ $numlines++;
+ }
+ close CACHEFILE;
+ print STDERR "done ($numlines entries).\n" if $verbose;
+}
+
+
+# Write %tfm2size, %tfmfontwidth, and %tfmmissing to a file named by
+# $tfm_cache_file.
+sub write_tfm_cache_file
+{
+ print STDERR "Writing TFM data to $tfm_cache_file ... " if $verbose;
+ open(CACHEFILE, ">", $tfm_cache_file) || die "${progname}: Failed to create $tfm_cache_file ($!)\n";
+ while (my ($tfm, $size) = each %tfm2size) {
+ my @widths = %{$tfmfontwidth{$tfm}};
+ print CACHEFILE "$tfm $size @widths\n";
+ }
+ foreach my $tfm (keys %tfmmissing) {
+ print CACHEFILE "$tfm\n";
+ }
+ close CACHEFILE;
+ print STDERR "done.\n" if $verbose;
+}
+
+
# Given the base name of a .tfm file, process the file and return the
# font's design size and a mapping from character number to character
# width.
@@ -57,6 +109,17 @@ sub tfm2widths ($)
my $plname; # Name of PL file; some tftopl programs can't write to stdout.
my $plfile; # Filehandle corresponding to $plname
+ # First see if the information is already cached.
+ if (defined $tfm2size{$tfmname}) {
+ print STDERR " Processing $tfmname ... cached.\n" if $verbose >= 2;
+ return [$tfm2size{$tfmname}, %{$tfmfontwidth{$tfmname}}];
+ }
+ if (defined $tfmmissing{$tfmname}) {
+ print STDERR " Processing $tfmname ... cached as not found.\n" if $verbose >= 2;
+ return [$designsize, %num2width];
+ }
+
+ # The information is not cached -- read it from a file.
($plfile, $plname) = tempfile (DIR => File::Spec->tmpdir(), SUFFIX => ".pl");
close $plfile;
if (!system "$TFTOPL $tfmname $plname $discard_output") {
@@ -260,6 +323,7 @@ GetOptions ("h|help" => \$wanthelp,
"t|tex=s" => \$sample_file_tex,
"p|ps=s" => \$sample_file_ps,
"s|spp=i" => \$samples_per_page,
+ "C|cache=s" => \$tfm_cache_file,
"1|no-repeats" => \$single_font_use) || pod2usage(2);
if ($wantversion) {
print "pkfix-helper $VERSION\n";
@@ -487,6 +551,9 @@ close GSCMD || die "${progname}: failed to run $GS ($!)\n";
unlink $psfilename;
die "${progname}: No character-width information was found\n" if !%fontwidth;
+# Read TFM font metrics from a cache file if specified.
+read_tfm_cache_file() if defined $tfm_cache_file;
+
# Read each TFM file and store its design size and character widths.
print STDERR "Reading TFM files ... " if $verbose;
print STDERR "\n" if $verbose >= 2;
@@ -497,6 +564,9 @@ foreach my $tfm (sort {$a cmp $b}
$tfmfontwidth{$tfm} = \%num2widths;
$tfm2size{$tfm} = $designsize * 1.0;
}
+ else {
+ $tfmmissing{$tfm} = 1;
+ }
}
# Remove nonexistent fonts from @tfmlist and replace all absolute
@@ -537,6 +607,9 @@ my $numfonts = 1 + $#tfmlist;
print STDERR "done ($numtfms TFMs in $numfonts scaling variations).\n" if $verbose;
die "${progname}: No TFM files were processed successfully\n" if !$numtfms;
+# Write the TFM font metrics to a a cache file if specified.
+write_tfm_cache_file() if defined $tfm_cache_file;
+
# Compare every document font (ordered by decreasing number of
# characters utilized) to every TFM file (in increasing order of
# obscurity).
@@ -869,6 +942,7 @@ pkfix-helper
[B<--force>=I<name>=I<fontspec>]
[B<--ps>=I<filename.ps>]
[B<--tex>=I<filename.tex>]
+[B<--cache>=I<filename>]
[B<--include>=I<fontspec>]
[B<--exclude>=I<regexp>]
[B<--quiet>]
@@ -998,6 +1072,19 @@ output document.
=over 4
+=item B<-C> I<filename>, B<--cache>=I<filename>
+
+Speed up TFM file processing by caching character metrics into file
+I<filename>. On some systems it takes a long time to read a TFM file,
+spawn F<tftopl> to convert it to PL format, and extract from the PL
+data the metrics for each character. The first time B<--cache> is
+specified, B<pkfix-helper> proceeds as normal then writes all of the
+extracted character metrics to I<filename>. On subsequent runs in
+which B<--cache>=I<filename> is specified, B<pkfix-helper> reads the
+previously extracted metrics from I<filename>, going through the
+F<tftopl>-based process only for TFM files that were not previously
+encountered.
+
=item B<-i> I<fontspec>, B<--include>=I<fontspec>
Add I<fontspec> to the list of font specifications against which
@@ -1054,7 +1141,7 @@ is the name of a PostScript file produced by an old version of
B<dvips> and utilizing at least one bitmapped font. It's always worth
verifying that B<pkfix> can't convert the file on its own:
- % pkfix oldfile.ps newfile.ps
+ $ pkfix oldfile.ps newfile.ps
PKFIX 1.3, 2005/02/25 - Copyright (c) 2001, 2005 by Heiko Oberdiek.
==> no fonts converted
@@ -1066,7 +1153,7 @@ In its simplest form, B<pkfix-helper> takes the name of an input file
(F<pkfix-oldfile.ps>), which will have the same contents as the input
file but serve as suitable input for B<pkfix>:
- % pkfix-helper oldfile.ps pkfix-oldfile.ps
+ $ pkfix-helper oldfile.ps pkfix-oldfile.ps
Reading netpipe.ps ... done.
Number of Type 3 fonts encountered: 10
Bitmapped fonts are typeset at 600 DPI.
@@ -1084,7 +1171,7 @@ file but serve as suitable input for B<pkfix>:
Processing Fg ... done (cmsy10 @ 1X, mismatch=0.00875).
Processing Fc ... done (cmr6 @ 1X, mismatch=0.00284).
- % pkfix pkfix-oldfile.ps newfile.ps
+ $ pkfix pkfix-oldfile.ps newfile.ps
PKFIX 1.3, 2005/02/25 - Copyright (c) 2001, 2005 by Heiko Oberdiek.
*** Font conversion: `cmti10' -> `CMTI10'.
*** Font conversion: `cmr8' -> `CMR8'.
@@ -1108,16 +1195,16 @@ indicate that B<pkfix-helper> did a good job. It is therefore
strongly recommended that the user produce "before" and "after" font
sheets:
- % pkfix-helper -q oldfile.ps pkfix-oldfile.ps \
+ $ pkfix-helper -q oldfile.ps pkfix-oldfile.ps \
--ps=oldfonts.ps --tex=newfonts.tex
- % tex newfonts.tex
+ $ tex newfonts.tex
This is TeX, Version 3.14159 (Web2C 7.4.5)
(./newfonts.tex [1] )
Output written on newfonts.dvi (1 page, 1292 bytes).
Transcript written on newfonts.log.
- % dvips newfonts.dvi -o newfonts.ps
+ $ dvips newfonts.dvi -o newfonts.ps
This is dvips(k) 5.92b Copyright 2002 Radical Eye Software (www.radicaleye.com)
' TeX output 2006.06.11:1636' -> newfonts.ps
<texc.pro><8r.enc><texps.pro>. <cmr6.pfb><cmsy10.pfb><cmbx10.pfb><cmbx12.pfb>
@@ -1138,7 +1225,7 @@ B<pkfix-helper> allows C<*> to be used as a scaling factor to tell the
program to automatically detect an optimal scaling factor, even if
doing so means choosing a highly nonstandard font size:
- % pkfix-helper oldfile.ps pkfix-oldfile.ps --force="Ff=cmb12 @ *"
+ $ pkfix-helper oldfile.ps pkfix-oldfile.ps --force="Ff=cmb12 @ *"
Reading netpipe.ps ... done.
Number of Type 3 fonts encountered: 10
Bitmapped fonts are typeset at 600 DPI.
@@ -1149,7 +1236,7 @@ doing so means choosing a highly nonstandard font size:
Oops, it looks like we don't have a F<cmb12.tfm> file on our system.
Let's try scaling up F<cmb10.tfm> instead:
- % pkfix-helper oldfile.ps pkfix-oldfile.ps --force="Ff=cmb10 @ *"
+ $ pkfix-helper oldfile.ps pkfix-oldfile.ps --force="Ff=cmb10 @ *"
Reading netpipe.ps ... done.
Number of Type 3 fonts encountered: 10
Bitmapped fonts are typeset at 600 DPI.