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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 tlpsrc file name).
# We require 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 or problematic tds files (warn Robin about them)
# list format: pkg1|pkg2|etc
$erroneous_tds = join ("|",
qw(engpron imtekda spanish thailatex titleps),
qw(lastpage papermas papertex undolabl));
# Heiko's tds files (don't propagate through CTAN fast enough).
$oberdiek_tds = "hyperref|oberdiek";
# special packages from latex-tds project; used by prepare()
$corelatex_tds_pkgs = "babel|cyrillic|graphics|latex|psnfss|tools";
$amslatex_tds_pkgs = "amscls|amsmath|amsrefs"; # 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";
# (amsfonts and amstex are handled from the originals.)
# 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: $0 --ctan-dir PKGNAME or --prepare PKGNAME
or --ctan-root (not \"@ARGV\").\n";
}
}
#
# Return 0 for success if we find a path (and print it on stdout), else
# return 1.
#
sub find_ctan_dir {
my ($pkgname) = @_;
return 1 unless $pkgname;
# use explicit catalogue name if given in tlpsrc.
my $me = &tlpsrc_find_catalogue ($pkgname);
if (! $me) {
if ($pkgname =~ /^($amslatex_tds_pkgs)$/) {
# ctan (and latex-tds) bundles all ams packages together,
# but we use separate tlp names.
$me = "amslatex" ;
} elsif ($pkgname =~ /^($cjk_pkgs)$/) {
$me = "cjk"; # likewise CJK
} elsif ($pkgname eq "mkgrkindex") {
$me = "greek-makeindex"; # use directory name
} else {
$me = $pkgname; # usually the same
}
}
# 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/biblatex/$me", # authoryear-icomp-tt
"macros/latex/contrib/biblatex-contrib/$me", # biblatex-*
"macros/latex/contrib/gene/$me", # eqname
"macros/latex/contrib/\L$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/polish/$me", # cc-pl
"language/hyphenation/$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/$me", # sparklines
"graphics/metapost/contrib/tools/$me", # mptopdf
"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/latex2e-help-texinfo/spanish" if $me eq "latex2e-help-texinfo-spanish";
$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-/ && ! $ctan_dir;
}
# In the case of mathspic, we cannot use the catalogue directory,
# since we want to ignore the dos/ subdir and just go with the perl/.
if ($me eq "mathspic") {
$ctan_dir .= "/perl";
}
# 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) = @_;
# catalogue uses all-lowercase file/directory names.
my $firstchar = substr (lc ($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") || die "Cannot read $catfile: $!\nFix me!\n";
while ($ctan_path = <CATFILE>) {
last if $ctan_path =~ /<ctan /;
}
if (! $ctan_path) { # give up if the tag wasn't there.
close CATFILE;
return undef;
}
# if we found the tag, read more lines until we get to the end of the value.
while ($ctan_path !~ m,/>,) {
$ctan_path .= <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 $ctan_loc; # should never happen, but who knows
# if the Catalogue lists the path as a single file, there are two
# possibilities: (1) it really is a single file, e.g., texilikecover,
# in which case we copy that file into a temp dir and return that temp
# dir; (2) it is actually in its own directory, e.g., ifxetex, in
# which case we return undef here and let the code above find it.
# (The Catalogue maintainers do not consider this a problem.)
#
if ($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
$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,$CTAN/install,;
# ...except for heiko, when running on tug.org...
if ($pkg =~ /^($oberdiek_tds)$/) {
$tds_path = "/home/ftp/tex/$pkg/$pkg.tds.zip";
# will be ignored below if it doesn't exist.
# ...and except for amsfonts ...
} elsif ($pkg eq "amsfonts") {
# CTAN apparently doesn't want to put this in install:
$tds_path = "$CTAN/fonts/amsfonts/amsfonts.zip";
# ...and except for koma-script ...
} elsif ($pkg eq "koma-script") {
# CTAN apparently doesn't want to put this in install:
$tds_path = "$CTAN/macros/latex/contrib/koma-script/komascript.tds.zip";
# ...and except for files in latex-tds...
} elsif ($pkg =~ /^($latex_tds_pkgs)$/) {
if ($pkg =~ /^($amslatex_tds_pkgs)$/) {
$tds_path = "$latex_tds_dir/amslatex.tds.zip" ;
} else {
$tds_path = "$latex_tds_dir/$pkg.tds.zip";
}
# and more exceptions to the exceptions:
$tds_path = "$latex_tds_dir/source.tds.zip" if $pkg eq "latex-tds";
$tds_path = "$latex_tds_dir/base.tds.zip" if $pkg eq "latex";
}
return $ctan_loc unless (-s $tds_path);
# now we have a tds, so unzip it in a tmpdir and be sure it's readable.
my $tmpdir = ©_to_tmpdir ($pkg);
system ("unzip -q $tds_path -d $tmpdir");
system ("chmod -R a+rX $tmpdir");
# put a flag for ctan2tds' donormal() to work
system ("echo $tds_path >$tmpdir/TDS_READY");
# problems with amslatex packages: they are all bundled together,
# we now have to remove the unwanted ones.
if ($pkg =~ /^($amslatex_tds_pkgs)$/) {
chdir ($tmpdir) || die "chdir($tmpdir) failed: $!";
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
next if $pkg eq "amscls" && $dir =~ m,bst/ams$,; # ams{alpha,plain}.bst
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) || die "mkdir($pkgdir) failed: $!";
# copying single file $src ...
system ("cp -p '$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;
}
|