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#!/usr/bin/env perl
# $Id$
# Public domain. Originally written 2005, Karl Berry.
#
# Return information given a TL package name (i.e., a tpm file name).
# We use local copies of CTAN and the TeX Catalogue.
exit (&main ());
sub main
{
$CTAN = $ENV{"CTAN"} || "/home/ftp/tex-archive";
$TMPDIR = $ENV{"TMPDIR"} || "/tmp";
$CATALOGUE = $ENV{"TEX_CATALOGUE"} || "/home/httpd/html/catalogue/entries";
-d "$CATALOGUE/k"
|| die "$0: TEX_CATALOGUE ($CATALOGUE) must point to entries/ subdir"
. " of a TeX Catalogue checkout.\n";
# erroneous tds files (warn Robin about them)
# list format: pkg1|pkg2|etc
$erroneous_tds = "bidi|elsarticle|xstring";
# special packages from latex-tds project (used by prepare())
$corelatex_tds_pkgs = "babel|cyrillic|graphics|latex|psnfss|tools";
$amslatex_tds_pkgs = "ams|amsrefs|amsmath"; # for tlpsrc_find_catalogue() too
$latex_tds_pkgs = "latex-tds|knuth|$amslatex_tds_pkgs|$corelatex_tds_pkgs";
$latex_tds_dir = "$CTAN/macros/latex/contrib/latex-tds";
# and the CJK material is split into several packages.
$cjk_pkgs = "bin-(cjk|ttf)utils|dnp|(|garuda-|norasi-)c90";
if ($ARGV[0] eq "--ctan-dir") {
my $output = &find_ctan_dir ($ARGV[1]);
print "$output\n";
return $output ? 0 : 1;
} elsif ($ARGV[0] eq "--prepare") {
my $output = &prepare ($ARGV[1]);
print "$output\n";
return $output ? 0 : 1;
} elsif ($ARGV[0] eq "--ctan-root") {
print "$CTAN\n";
return 0;
} else {
die "Usage: $0 --ctan-dir PKGNAME or --prepare PKGNAME
or --ctan-root (not \"@ARGV\").\n";
}
}
#
# Return 0 for success if we find a path (and print it on stdout), else
# return 1.
#
sub find_ctan_dir
{
my ($me) = @_;
return 1 unless $me;
# use explicit catalogue name if given in tlpsrc.
$me = &tlpsrc_find_catalogue ($me) || $me;
# ctan (and latex-tds) bundles all ams packages together,
# but we use separate tlp names.
$me = "amslatex" if $me =~ /^($amslatex_tds_pkgs)$/;
# Likewise CJK.
$me = "cjk" if $me =~ /^($cjk_pkgs)$/;
# The CTAN path to a package is sometimes stored in the TeX Catalogue,
# but old entries don't have it, etc. Still, we want to use it if present.
my $ctan_dir = &catalogue_find_ctan_path ($me);
if (! $ctan_dir) {
# fall back on many special cases
(my $menobin = $me) =~ s,^bin-,,;
(my $menopowerdot = $me) =~ s,^powerdot-,,;
(my $menotype1 = $me) =~ s,-type1$,,;
for my $dir (
"macros/latex/contrib/$me", # most everything
"macros/latex/contrib/\L$me", # HA-prosper
"macros/latex/contrib/powerdot/contrib/$menopowerdot", # powerdot-doc-vn
"macros/latex/exptl/$me", # semioneside
"macros/latex/required/$me", # babel
"macros/plain/$me", # plnfss
"macros/plain/contrib/$me", # timetable
"macros/context/contrib/$me", # context
"macros/xetex/latex/$me", # xetex
"macros/xetex/generic/$me", # harvardkyoto
"macros/generic/$me", # abbr
"macros/generic/diagrams/$me", # circ
"macros/$me", # eplain
"support/$me", # thumbpdf
"support/$menobin", # bin-thumbpdf
"language/vietnamese/$me/unpacked", # vntex
"language/hyphenation/$me", # bghyphen
"language/hebrew/$me", # cjhebrew
"language/greek/package-babel/$me", # ibycus-babel
"language/devanagari/$me", # velthuis
"language/croatian/$me", # hrlatex
"language/coptic/$me", # cbcoptic
"info/spanish/$me", # guia-bibtex
"info/symbols/$me", # comprehensive
"info/math/voss/$me", # mathmode
"info/challenges/$me", # AroBend
"info/bibtex/$me", # tamethebeast
"info/$me", # Type1fonts
"help/$me", # es-tex-faq
"graphics/$me", # sparklines
"graphics/metapost/contrib/macros/$me", # mpattern
"graphics/pictex/addon/$me", # autoarea
"graphics/pstricks/contrib/pedigree/$me", # pst-pdgr
"graphics/pstricks/contrib/$me", # pstricks-add
"fonts/$me", # MnSymbol
"fonts/utilities/$me", # accfonts
"fonts/ps-type1/$me", # cm-super
"fonts/ps-type1/$menotype1", # esint-type1
"fonts/greek/$me", # lfb
"fonts/gothic/$me", # blacklettert1
"fonts/cyrillic/$me/texmf", # lh
"fonts/chess/$me", # skaknew
"biblio/bibtex/contrib/$me", # dk-bib
) {
if (-d "$CTAN/$dir") {
$ctan_dir = $dir;
last;
}
}
# names totally dissimilar
$ctan_dir = "fonts/fourier-GUT" if $me eq "fourier";
$ctan_dir = "graphics/pdftex" if $me eq "pdftex-def";
$ctan_dir = "info/biblio" if $me eq "beebe";
$ctan_dir = "info/epslatex/french" if $me eq "epslatex-fr";
$ctan_dir = "info/impatient/fr" if $me eq "impatient-fr";
$ctan_dir = "info/italian/amsldoc" if $me eq "amsldoc-it";
$ctan_dir = "info/italian/amsthdoc" if $me eq "amsthdoc-it";
$ctan_dir = "info/l2tabu/italian" if $me eq "l2tabu-it";
$ctan_dir = "info/lshort/chinese" if $me eq "lshort-chinese";
$ctan_dir = "info/tex-references" if $me eq "tex-refs";
$ctan_dir = "info/translations/vn" if $me eq "ntheorem-vn";
$ctan_dir = "language/armenian/armtex" if $me eq "armenian";
$ctan_dir = "language/basque" if $me eq "hyphen-basque";
$ctan_dir = "language/hungarian/babel" if $me eq "magyar";
$ctan_dir = "language/hyphenation/dehyph" if $me eq "hyphen-german";
$ctan_dir = "language/hyphenation/elhyphen" if $me eq "hyphen-greek";
$ctan_dir = "macros/generic" if $me eq "genmisc";
$ctan_dir = "macros/latex/contrib/misc" if $me eq "ltxmisc";
# do last, for sake of subdirs above.
$ctan_dir = "language/hyphenation"
if $me =~ /^hyphen-/ && ! $ctan_dir;
}
# prepend ctan root if not an absolute dir (this happens when we make
# a temp dir).
$ctan_dir = "$CTAN/$ctan_dir" if $ctan_dir =~ m,^[^/],;
return $ctan_dir
}
# If the .tlpsrc file for ME has a catalogue entry, return it.
# Else return empty string.
#
sub tlpsrc_find_catalogue
{
my ($me) = @_;
chomp (my $mydir = `dirname $0`);
chomp (my $tlpsrcdir = `cd $mydir/../tlpsrc && /bin/pwd`);
my $tlpsrc = "$tlpsrcdir/$me.tlpsrc";
if (! -r $tlpsrc) {
warn "$0: no tlpsrc $tlpsrc\n";
return "";
}
chomp (my $cat = `awk '\$1 == "catalogue" {print \$2}' $tlpsrc`);
return $cat;
}
# look up ctan path for given package name in catalogue entry.
# xml is too hard to parse, so just look for the <ctan path...> entry.
#
# Return the ctan path if found (without leading /), or undef.
#
sub catalogue_find_ctan_path
{
my ($pkgname) = @_;
my $firstchar = substr ($pkgname, 0, 1);
my $catfile = "$CATALOGUE/$firstchar/$pkgname.xml";
return undef unless -r $catfile;
# get the raw tag from the catalogue file.
open CATFILE, '<', $catfile or die "Cannot read $catfile: $!\nFix me!\n";
while ($ctan_path = <CATFILE>) { last if $ctan_path =~ /<ctan / }
do { close CATFILE; return undef } unless $ctan_path; # the tag may not exist
$ctan_path .= $_ while (($ctan_path !~ m#/>#) and (<CATFILE>));
close CATFILE;
$ctan_path =~ s/\n/ /g;
($ctan_path) = ($ctan_path =~ m#(<.*?/>)#);
return undef unless $ctan_path; # in case it's not present at all
# extract just the dir or file name, without options, etc.
$ctan_path =~ m#path=(["'])/(.*?)\1#;
$ctan_loc = $2;
return undef unless $ctan_loc; # should never happen, but who knows
# if the Catalogue lists the path as a single file, there are two
# possibilities: (1) it really is a single file, e.g., texilikecover,
# in which case we copy that file into a temp dir and return that temp
# dir; (2) it is actually in its own directory, e.g., ifxetex, in
# which case we return undef here and let the code above find it.
# (The Catalogue maintainers do not consider this a problem for
# various reasons.)
#
if ($ctan_path =~ /file='true'/) {
if ($ctan_path =~ m,/$pkgname/,) { # pkg dir somewhere in path?
return undef;
} else {
return $do_copy # are we called by prepare() or not?
? ©_to_tmpdir ($pkgname, "$CTAN/$ctan_loc")
: "$CTAN/$ctan_loc";
}
}
# not a single file, so use the regular ctan location.
return $ctan_loc;
}
#
# Create a tmpdir with the tds-ready tree unpacked if any,
# else return the normal ctan dir.
#
sub prepare
{
my ($pkg) = @_;
return undef unless $pkg;
# find the real ctan dir and return it if our tds is erroneous
# (warn Robin Fairbairns about buggy tds zips)
$do_copy = 1; # ask find_catalogue() to copy single files, too
my $ctan_loc = &find_ctan_dir ("$pkg");
return $ctan_loc if ($pkg =~ /^($erroneous_tds)$/);
# tds path is usually in ctan/install...
my $tds_path = "$ctan_loc.tds.zip";
$tds_path =~ s#^$CTAN#$CTAN/install#;
# ...except for files in latex-tds...
if ($pkg =~ /^($latex_tds_pkgs)$/) {
$tds_path = "$latex_tds_dir/$pkg.tds.zip";
# ...and some exceptions in latex-tds itself.
$tds_path = "$latex_tds_dir/source.tds.zip" if ($pkg eq "latex-tds");
$tds_path = "$latex_tds_dir/base.tds.zip" if ($pkg eq "latex");
$tds_path = "$latex_tds_dir/amslatex.tds.zip"
if ($pkg =~ /^($amslatex_tds_pkgs)$/);
}
return $ctan_loc unless (-s $tds_path);
# now we have a tds, so unzip it in a tmpdir
my $tmpdir = ©_to_tmpdir ($pkg);
system ("unzip -q $tds_path -d $tmpdir");
# put a flag for ctan2tds' donormal() to work
system ("echo $tds_path >$tmpdir/TDS_READY");
# more problems with amsmath: we got all three packages together,
# we now have to remove the unwanted ones...
if ($pkg =~ /^($amslatex_tds_pkgs)$/) {
chdir ($tmpdir);
my @deldir = ();
# List of subsubdirectories, at the package level.
chomp (my @dirlist = `find */*/* -type d | sort -u`);
for my $dir (@dirlist) {
next if $dir =~ m!$pkg$!; # keep matching directories
push (@deldir, $dir);
}
system ("rm -rf @deldir"); # discard the rest
}
return $tmpdir;
}
# copy file to temp dir and return that for ctan2tl to use.
#
sub copy_to_tmpdir
{
my ($pkgname,$src) = @_;
my $pkgdir = "$TMPDIR/tl.$pkgname";
system ("rm -rf $pkgdir");
mkdir ($pkgdir, 0777);
# warn "$0: copying single file $src\n";
system ("cp -p '$src' '$pkgdir/'") if $src;
# special cases
if ($pkgname eq "cc-pl") {
# there's no real ctan dir for this package, just a zip
system ("cd $pkgdir && unzip -q cc-pl.zip && rm cc-pl.zip");
}
return $pkgdir;
}
|