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| Current File : //usr/share/texlive/tlpkg/TeXLive/TLTREE.pm |
# $Id: TLTREE.pm 26615 2012-05-24 00:39:35Z karl $
# TeXLive::TLTREE.pm - work with the tree of all files
# Copyright 2007-2012 Norbert Preining
# This file is licensed under the GNU General Public License version 2
# or any later version.
package TeXLive::TLTREE;
my $svnrev = '$Revision: 26615 $';
my $_modulerevision;
if ($svnrev =~ m/: ([0-9]+) /) {
$_modulerevision = $1;
} else {
$_modulerevision = "unknown";
}
sub module_revision {
return $_modulerevision;
}
use TeXLive::TLUtils;
sub new {
my $class = shift;
my %params = @_;
my $self = {
svnroot => $params{'svnroot'},
archs => $params{'archs'},
revision => $params{'revision'},
# private stuff
_allfiles => {},
_dirtree => {},
_dirnames => {},
_filesofdir => {},
_subdirsofdir => {},
};
bless $self, $class;
return $self;
}
sub init_from_svn {
my $self = shift;
die "undefined svn root" if !defined($self->{'svnroot'});
my @lines = `cd $self->{'svnroot'} && svn status -v`;
my $retval = $?;
if ($retval != 0) {
$retval /= 256 if $retval > 0;
tldie("TLTree: svn status -v returned $retval, stopping.\n");
}
$self->_initialize_lines(@lines);
}
sub init_from_statusfile {
my $self = shift;
die "need filename of svn status file" if (@_ != 1);
open(TMP,"<$_[0]") || die "open of svn status file($_[0]) failed: $!";
my @lines = <TMP>;
close(TMP);
$self->_initialize_lines(@lines);
}
sub init_from_files {
my $self = shift;
my $svnroot = $self->{'svnroot'};
my @lines = `find $svnroot`;
my $retval = $?;
if ($retval != 0) {
$retval /= 256 if $retval > 0;
tldie("TLTree: find $svnroot returned $retval, stopping.\n");
}
@lines = grep(!/\/\.svn/ , @lines);
@lines = map { s@^$svnroot@@; s@^/@@; " 1 1 dummy $_" } @lines;
$self->{'revision'} = 1;
$self->_initialize_lines(@lines);
}
sub _initialize_lines {
my $self = shift;
my @lines = @_;
my %archs;
# we first chdir to the svn root, we need it for file tests
chomp (my $oldpwd = `pwd`);
chdir($self->svnroot) || die "chdir($self->{svnroot}) failed: $!";
foreach my $l (@lines) {
chomp($l);
next if $l =~ /^\?/; # ignore files not under version control
if ($l =~ /^(.)(.)(.)(.)(.)(.)..\s*(\d+)\s+([\d\?]+)\s+([\w\?]+)\s+(.+)$/){
$self->{'revision'} = $7 unless defined($self->{'revision'});
my $lastchanged = ($8 eq "?" ? 1 : $8);
my $entry = "$10";
next if ($1 eq "D"); # ignore files which are removed
next if -d $entry && ! -l $entry; # keep symlinks to dirs (bin/*/man),
# ignore normal dirs.
# collect architectures, assuming nothing is in bin/ but arch subdirs.
if ($entry =~ m,^bin/([^/]*)/,) {
$archs{$1} = 1;
}
$self->{'_allfiles'}{$entry}{'lastchangedrev'} = $lastchanged;
$self->{'_allfiles'}{$entry}{'size'} = (lstat $entry)[7];
my $fn = TeXLive::TLUtils::basename($entry);
my $dn = TeXLive::TLUtils::dirname($entry);
add_path_to_tree($self->{'_dirtree'}, split("[/\\\\]", $dn));
push @{$self->{'_filesofdir'}{$dn}}, $fn;
} elsif ($l ne ' 1 1 dummy ') {
tlwarn("Ignoring svn status output line:\n $l\n");
}
}
# save list of architectures
$self->architectures(keys(%archs));
# now do some magic
# - create list of top level dirs with a list of full path names of
# the respective dir attached
$self->walk_tree(\&find_alldirs);
chdir($oldpwd) || die "chdir($oldpwd) failed: $!";
}
sub print {
my $self = shift;
$self->walk_tree(\&print_node);
}
sub find_alldirs {
my ($self,$node, @stackdir) = @_;
my $tl = $stackdir[-1];
push @{$self->{'_dirnames'}{$tl}}, join("/", @stackdir);
if (keys(%{$node})) {
my $pa = join("/", @stackdir);
push @{$self->{'_subdirsofdir'}{$pa}}, keys(%{$node});
}
}
sub print_node {
my ($self,$node, @stackdir) = @_;
my $dp = join("/", @stackdir);
if ($self->{'_filesofdir'}{$dp}) {
foreach my $f (@{$self->{'_filesofdir'}{$dp}}) {
print "dp=$dp file=$f\n";
}
}
if (! keys(%{$node})) {
print join("/", @stackdir) . "\n";
}
}
sub walk_tree {
my $self = shift;
my (@stack_dir);
$self->_walk_tree1($self->{'_dirtree'},@_, @stack_dir);
}
sub _walk_tree1 {
my $self = shift;
my ($node,$pre_proc, $post_proc, @stack_dir) = @_;
my $v;
for my $k (keys(%{$node})) {
push @stack_dir, $k;
$v = $node->{$k};
if ($pre_proc) { &{$pre_proc}($self, $v, @stack_dir) }
$self->_walk_tree1 (\%{$v}, $pre_proc, $post_proc, @stack_dir);
$v = $node->{$k};
if ($post_proc) { &{$post_proc}($self, $v, @stack_dir) }
pop @stack_dir;
}
}
sub add_path_to_tree {
my ($node, @path) = @_;
my ($current);
while (@path) {
$current = shift @path;
if ($$node{$current}) {
$node = $$node{$current};
} else {
$$node{$current} = { };
$node = $$node{$current};
}
}
return $node;
}
sub file_svn_lastrevision {
my $self = shift;
my $fn = shift;
if (defined($self->{'_allfiles'}{$fn})) {
return($self->{'_allfiles'}{$fn}{'lastchangedrev'});
} else {
return(undef);
}
}
sub size_of {
my ($self,$f) = @_;
if (defined($self->{'_allfiles'}{$f})) {
return($self->{'_allfiles'}{$f}{'size'});
} else {
return(undef);
}
}
# return a per-architecture hash ref for TYPE eq "bin",
# list ref for all others.
#
=pod
The function B<get_matching_files> takes as arguments the type of the pattern
(bin, src, doc, run), the pattern itself, the package name (without
.ARCH specifications), and an optional architecture.
It returns a list of files matching that pattern (in the case
of bin patterns for that arch).
=cut
sub get_matching_files {
my ($self, $type, $p, $pkg, $arch) = @_;
my $ARCH = $arch;
my $PKGNAME = $pkg;
my $newp;
eval "\$newp = \"$p\"";
if (!defined($newp)) {
print "Huuu: cannot generate newp from p: p=$p, pkg=$pkg, arch=$arch, type=$type\n";
}
return($self->_get_matching_files($type,$newp));
}
sub _get_matching_files {
my ($self, $type, $p) = @_;
my ($pattype,$patdata,@rest) = split ' ',$p;
my @matchfiles;
if ($pattype eq "t") {
@matchfiles = $self->_get_files_matching_dir_pattern($type,$patdata,@rest);
} elsif ($pattype eq "f") {
@matchfiles = $self->_get_files_matching_glob_pattern($type,$patdata);
} elsif ($pattype eq "r") {
@matchfiles = $self->_get_files_matching_regexp_pattern($type,$patdata);
} elsif ($pattype eq "d") {
@matchfiles = $self->files_under_path($patdata);
} else {
die "Unknown pattern pattern type `$pattype' in $p";
}
ddebug("p=$p; matchfiles=@matchfiles\n");
return @matchfiles;
}
#
# we transform a glob pattern to a regexp pattern:
# currently supported globs: ? *
#
# sequences of subsitutions:
# . -> \.
# * -> .*
# ? -> .
# + -> \+
sub _get_files_matching_glob_pattern
{
my $self = shift;
my ($type,$globline) = @_;
my @returnfiles;
my $dirpart = TeXLive::TLUtils::dirname($globline);
my $basepart = TeXLive::TLUtils::basename($globline);
$basepart =~ s/\./\\./g;
$basepart =~ s/\*/.*/g;
$basepart =~ s/\?/./g;
$basepart =~ s/\+/\\+/g;
return unless (defined($self->{'_filesofdir'}{$dirpart}));
my @candfiles = @{$self->{'_filesofdir'}{$dirpart}};
for my $f (@candfiles) {
ddebug("matching $f in $dirpart via glob $globline\n");
if ($f =~ /^$basepart$/) {
ddebug("hit: globline=$globline, $dirpart/$f\n");
if ("$dirpart" eq ".") {
push @returnfiles, "$f";
} else {
push @returnfiles, "$dirpart/$f";
}
}
}
if ($dirpart =~ m,^bin/(win32|i386-cygwin),
|| $dirpart =~ m,tlpkg/installer,) {
# for windows-iwsh we want to automatch more extensions.
foreach my $f (@candfiles) {
my $w32_binext;
if ($dirpart =~ m,^bin/i386-cygwin,) {
$w32_binext = "exe"; # cygwin has .exe but nothing else
} else {
$w32_binext = "(exe|dll)(.manifest)?|texlua|bat|cmd";
}
ddebug("matching $f in $dirpart via glob $globline.($w32_binext)\n");
if ($f =~ /^$basepart\.($w32_binext)$/) {
ddebug("hit: globline=$globline, $dirpart/$f\n");
if ("$dirpart" eq ".") {
push @returnfiles, "$f";
} else {
push @returnfiles, "$dirpart/$f";
}
}
}
}
return @returnfiles;
}
sub _get_files_matching_regexp_pattern {
my $self = shift;
my ($type,$regexp) = @_;
my @returnfiles;
FILELABEL: foreach my $f (keys(%{$self->{'_allfiles'}})) {
if ($f =~ /^$regexp$/) {
TeXLive::TLUtils::push_uniq(\@returnfiles,$f);
next FILELABEL;
}
}
return(@returnfiles);
}
sub _get_files_matching_dir_pattern {
my ($self,$type,@patwords) = @_;
my $tl = pop @patwords;
my @returnfiles;
if (defined($self->{'_dirnames'}{$tl})) {
foreach my $tld (@{$self->{'_dirnames'}{$tl}}) {
if (index($tld,join("/",@patwords)."/") == 0) {
my @files = $self->files_under_path($tld);
TeXLive::TLUtils::push_uniq(\@returnfiles, @files);
}
}
}
return(@returnfiles);
}
sub files_under_path {
my $self = shift;
my $p = shift;
my @files = ();
foreach my $aa (@{$self->{'_filesofdir'}{$p}}) {
TeXLive::TLUtils::push_uniq(\@files, $p . "/" . $aa);
}
if (defined($self->{'_subdirsofdir'}{$p})) {
foreach my $sd (@{$self->{'_subdirsofdir'}{$p}}) {
my @sdf = $self->files_under_path($p . "/" . $sd);
TeXLive::TLUtils::push_uniq (\@files, @sdf);
}
}
return @files;
}
#
# member access functions
#
sub svnroot {
my $self = shift;
if (@_) { $self->{'svnroot'} = shift };
return $self->{'svnroot'};
}
sub revision {
my $self = shift;
if (@_) { $self->{'revision'} = shift };
return $self->{'revision'};
}
sub architectures {
my $self = shift;
if (@_) { @{ $self->{'archs'} } = @_ }
return exists $self->{'archs'} ? @{ $self->{'archs'} } : undef;
}
1;
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