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#
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# ToolBox.pm
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#
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# Originally Written by Christopher Williams
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#
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# Description
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# -----------
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# create tools from clientsettings and interface to access them
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#
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# Interface
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# ---------
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# new() : A new toolbox object
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# tools() : return a list of tools (name,version) pairs
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# defaultversion(tool) : return the default version of the specified tool
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# gettool(name[,version]) : get the tool object with the given name
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# returns the default version if version not spec.
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package BuildSystem::ToolBox;
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use FileHandle;
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use BuildSystem::Tool;
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require 5.004;
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sub new {
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my $class=shift;
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$self={};
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bless $self, $class;
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$self->init();
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return $self;
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}
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sub init {
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my $self=shift;
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$self->_readclientsettings($ENV{LOCALTOP}."/.SCRAM/".$ENV{SCRAM_ARCH}.
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"/clientsettings");
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$self->_readdefaultsfile($ENV{LOCALTOP}."/".$ENV{projconfigdir}.
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"/External_Dependencies");
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}
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sub tools {
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my $self=shift;
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return @{$self->{toollist}};
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}
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sub gettool {
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my $self=shift;
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my $product=shift;
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my $version;
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if ( @_ ) { $version=shift; }
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else {
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# lookup the default version
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$version=$self->defaultversion($product);
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return undef, if ( ! defined $version );
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}
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return (exists $self->{tools}{$product}{$version})?
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$self->{tools}{$product}{$version}:undef;
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}
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sub defaultversion {
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my $self=shift;
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my $product=shift;
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return $self->{defaults}{$product};
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}
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sub _readclientsettings {
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my $self=shift;
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my $clientfile=shift;
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my $fh=FileHandle->new();
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$fh->open("<".$clientfile) or die "Unable to open $clientfile\n";
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my ($tool,$product,$type,$version,$variable,$value);
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while ( <$fh> ) {
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chomp;
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next if /^#/;
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next if /^\s*$/;
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($product, $version, $type, $variable, $value)=split /:/;
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next if ( $variable=~/\&/ );
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$product=~tr[A-Z][a-z];
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$tool=$self->_toolobject($product,$version);
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$tool->addfeature($variable,$value);
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$type=~tr[A-Z][a-z];
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$tool->type($variable,$type);
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}
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undef $fh;
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}
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sub _readdefaultsfile {
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my $self=shift;
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my $file=shift;
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my $fh=FileHandle->new();
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$fh->open("<".$file) or die "Unable to open $file $!\n";
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while ( <$fh> ) {
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chomp;
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next if /^#/;
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next if /^\s*$/;
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($product, $version)=split /:/;
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$product=~tr[A-Z][a-z];
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$self->{defaults}{$product}=$version;
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}
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undef $fh;
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}
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sub _toolobject {
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my $self=shift;
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my $product=shift;
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my $version=shift;
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if ( ! exists $self->{tools}{$product}{$version} ) {
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$self->{tools}{$product}{$version}=BuildSystem::Tool->new();
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$self->{tools}{$product}{$version}->name($product);
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$self->{tools}{$product}{$version}->version($version);
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push @{$self->{toollist}}, [$product, $version];
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}
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return $self->{tools}{$product}{$version};
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}
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