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#
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#
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# Interface
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# ---------
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# new(ConfigArea) : A new BuildSetup
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# BuildSetup(directory,targets) : prepare the ground for a build and build
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# getclass(directory) : return (Class, ClassDir, BuildFileobject)
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# associated with directory
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# setup(dir)
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package BuildSystem::BuildSetup;
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require 5.004;
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use Utilities::Verbose;
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use Utilities::SCRAMUtils;
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use BuildSystem::BuildFile;
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use Utilities::AddDir;
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@ISA=qw(Utilities::Verbose);
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sub new {
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my $class=shift;
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my $self={};
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bless $self,$class;
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$self->{area}=shift;
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$self->{toolbox}=$self->{area}->toolbox();
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$self->{projconfigdir}=$self->{area}->configurationdir();
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$self->{localtop}=$self->{area}->location();
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$self->{buildfilename}="BuildFile";
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$self->_configurationsetup();
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return $self;
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}
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sub _generateexternals {
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my $self=shift;
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my $outfile=shift;
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# -- specifiy these files for dependency information
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my $depfile=$self->{projconfigdir}."/External_Dependencies";
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# -- get list of dependent files
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my $datadir=$self->{localtop}."/.SCRAM/".$ENV{SCRAM_ARCH};
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$fdir=FileHandle->new();
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opendir $fdir, $datadir;
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my @depfiles=grep !/^\.\.?$/, readdir $fdir;
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undef $fdir;
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for (my $i=0; $i<=$#depfiles; $i++ ) {
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$depfiles[$i]=$datadir."/".$depfiles[$i];
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}
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# -- do we need to rebuild?
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if ( SCRAMUtils::dated($outfile,@depfiles) ) {
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print "Configuring Local Area\n";
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# -- open output file
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my $fout=FileHandle->new();
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$fout->open(">".$outfile) or die "Unable to open $outfile for output".
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$!."\n";
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# -- print out tool/ version info
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my ($tool,$toolobj,$f,$val,$version);
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foreach $tool ( $self->{toolbox}->tools() ) {
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$version=$self->{toolbox}->defaultversion($tool);
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# default versions
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print $fout "ifdef $tool\n".$tool."_V_".$version."=true\nendif\n";
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# -- set up the different version -- externals
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foreach $version ( $self->{toolbox}->versions($tool) ) {
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$toolobj=$self->{toolbox}->gettool($tool,$version);
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@deps=$toolobj->getfeature("_externals");
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foreach $d ( @deps ) {
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$d=~tr[A-Z][a-z];
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print $fout "ifdef ".$tool."_V_".$version."\n $d=true\nendif\n";
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}
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# -- tool info
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print $fout "ifdef ".$tool."_V_".$version."\n";
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foreach $f ( $toolobj->features() ) {
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foreach $val ( $toolobj->getfeature($f) ) {
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print $fout "\t".$f." += ".$val."\n";
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}
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}
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print $fout "endif\n";
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}
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}
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# some addittional processing of specific vars
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print $fout 'INCLUDEPATH+=$(addprefix -I,$(INCLUDE))'."\n";
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print $fout 'LDFLAGS+=$(addprefix -L,$(LIBDIR))'."\n";
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print $fout 'CPPFLAGS+=$(addprefix -D,$(CPPDEFINES))'."\n";
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print $fout 'lib+=$(extralib)'."\n";
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print $fout 'LDLIBS+=$(addprefix -l,$(lib))'."\n";
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print $fout 'LDLIBS+=$(addprefix -l,$(REQUIRES))'."\n";
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undef $fout;
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$self->verbose("End Configuration Setup");
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}
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}
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sub classsetup {
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my $self=shift;
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my $THISDIR=shift;
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my $classmakefile;
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my ($Class, $ClassDir, $bf)=$self->getclass($THISDIR);
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$self->verbose("Class = $Class : ClassDir = $ClassDir for directory ".
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$THISDIR);
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# -- should we ignore?
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if ( $bf->ignore() ) {
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print "Nothing to be done - empty group\n";
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exit;
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}
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# -- Create a makefile from the class BuildFile
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my $classbuildfile=$self->{localtop}."/".
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$self->{projconfigdir}."/".$Class."_BuildFile";
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if ( -f $classbuildfile ) {
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$classmakefile=$self->{localtop}."/".$ENV{INTwork}.
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"/".$Class."_makefile.mk";
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if ( SCRAMUtils::dated($classmakefile, $classbuildfile) ) {
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# -- generate the new makefile if out of date
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$self->verbose("Generating $classmakefile from".
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" $classbuildfile");
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my $classbf=BuildSystem::BuildFile->new($self->{area});
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undef $ENV{LatestBuildFile}; # gets set by BuildFile
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$classbf->GenerateMakefile($classbuildfile, $classmakefile);
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undef $ENV{LatestBuildFile}; # we dont want this included in the
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# hierarchy
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}
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}
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else {
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# -- No BuildFile - maybe its old style makefile
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$classmakefile=$self->{localtop}."/".
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$self->{projconfigdir}."/".$Class."_makefile.mk";
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if ( ! -f $classmakefile ) {
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$self->error("Unable to find matching ".$Class.
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"_BuildFile or ".$Class."_makefile.mk");
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}
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}
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# -- set LatestBuildFile
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if ( $bf->buildfile() ne "" ) {
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$ENV{LatestBuildFile}=$bf->makefile();
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}
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else {
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$ENV{LatestBuildFile}=$self->{topbf}->makefile();
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}
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return ($Class,$ClassDir,$classmakefile);
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}
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sub _configurationsetup {
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my $self=shift;
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# -- set working directory
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$self->{workdir}=$ENV{INTwork};
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$self->{fullworkdir}=$self->{localtop}."/".$self->{workdir};
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# -- make working directory
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chdir $self->{localtop};
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AddDir::adddir($self->{workdir});
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# -- generate tool info
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$self->_generateexternals($self->{fullworkdir}."/clientmakefile");
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# -- process project BuildFile
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$self->_topbuildfile();
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}
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sub BuildDir {
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my $self=shift;
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my $THISDIR=shift;
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my @Targets=@_;
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my $DefaultBuildFile="";
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# -- Create working directory
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my $workdir=$self->{workdir}."/".$THISDIR;
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chdir $self->{localtop};
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AddDir::adddir($workdir);
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$ENV{workdir}=$workdir;
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my $fullworkdir=$self->{localtop}."/".$ENV{workdir};
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chdir $fullworkdir || die "Unable to enter working directory $!";
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# -- setup Class specifics
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($Class,$ClassDir,$classmakefile)=$self->classsetup($THISDIR);
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$ENV{classmakefile}=$classmakefile;
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$ENV{Class}=$Class;
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$ENV{ClassDir}=$ClassDir;
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$DefaultBuildFile=$ENV{classmakefile};
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$ENV{DefaultBuildFile}=$DefaultBuildFile;
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# -- Set up some other useful variables for the Build
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# set variables listing directories/files available
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my $fh=FileHandle->new();
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opendir $fh, "$self->{localtop}/$THISDIR";
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my @allfiles= grep !/^\.\.?$/, readdir $fh;
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undef $fh;
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foreach $file ( @allfiles ) {
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if ( -d "$self->{localtop}/$THISDIR/$file" ) {
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$ENV{SCRAM_AVAILDIRS}=$ENV{SCRAM_AVAILDIRS}." ".$file;
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}
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else {
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$ENV{SCRAM_AVAILFILES}=$ENV{SCRAM_AVAILFILES}." ".$file;
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}
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}
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my $targetnumber=$#Targets;
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$ENV{"MAKETARGETS"}="";
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foreach $word ( @Targets ) {
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if ( $word=~/.*=.*/ ) { # if we have an assignment it cant be a target
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$targetnumber--;
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}
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else {
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# set some variables for use in makefiles
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$ENV{"MAKETARGET_".$word}=$word;
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if ( $ENV{"MAKETARGETS"} ne "" ) {
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$ENV{"MAKETARGETS"}=$ENV{"MAKETARGETS"}." ".$word;
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}
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else {
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$ENV{"MAKETARGETS"}=$word;
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}
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}
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}
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# -- If target not specified default to the class name target
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if ( $targetnumber == -1 ) {
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push @Targets,$Class;
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}
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$ENV{DefaultMakefile}="$ENV{TOOL_HOME}/basics.mk";
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$SCRAM_GROUPSDIR=$self->{localtop}."/".$self->{projconfigdir}."/groups.mk";
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if ( -f $SCRAM_GROUPSDIR ) {
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$ENV{SCRAM_GROUPSDIR}=$SCRAM_GROUPSDIR;
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}
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# Do a datestamp check so that make will build files that have changed
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# rather than just those which are older than their dependencies
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# The main build here
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$rv=system("gmake","--no-print-directory","-r","-k","-f","$ENV{DefaultMakefile}","-I$ENV{TOOL_HOME}",datestamp_config);
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$rv=system("gmake","--no-print-directory","-r","-k","-f","$ENV{DefaultMakefile}","-I$ENV{TOOL_HOME}",datestamp, @Targets);
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return $rv/256; # return the exit status of gmake
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}
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sub getclass {
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my $self=shift;
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my $dirname = shift;
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my $Class="DEFAULT";
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my $ClassDir="";
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#return if $dirname eq "";
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@DIRA=split /\//, $dirname;
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my $thispath=".";
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# -- construct all class buildfiles in the path
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for ( $i=0; $i<=$#DIRA; $i++ ) {
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#$thispath=(($thispath eq "")?$DIRA[$i]:$thispath."/".$DIRA[$i]);
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$thispath=$thispath."/".$DIRA[$i];
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if ( ! exists $self->{pathbf}{$thispath} ) {
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$self->verbose("Initialising BuildFile in $thispath");
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$self->{pathbf}{$thispath}=$self->_startbuildfile($thispath);
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}
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# -- check class overriden by BuildFile
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if ( defined $self->{pathbf}{$thispath}->classname() ) {
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$Class=$self->{pathbf}{$thispath}->classname();
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$ClassDir=$thispath;
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}
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else {
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# -- sort it out from classpath directives
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foreach $BlockClassA ( @{$self->{LoBCA}} ) {
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foreach $elem ( @$BlockClassA ) {
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if ( $elem=~/^$DIRA[$i]\+/ ) {
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$elem=~s/^$DIRA[$i]//;
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}
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if ( $elem=~/^\+/ ) {
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($Class=$elem)=~s/^\+//;
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$ClassDir=$thispath;
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}
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}
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}
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}
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}
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# -- default case
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if ( $ClassDir eq "" ) {
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if ( ! defined $self->{pathbf}{'.'}) {
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$self->{pathbf}{'.'}=$self->_startbuildfile(".");
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$self->verbose("DEFAULT class initialised : ".$self->{pathbf}{'.'});
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}
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$ClassDir=".";
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}
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# -- retunrs
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($ClassDir_c=$ClassDir)=~s/^\.\///;
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return ( $Class, $ClassDir_c, $self->{pathbf}{$ClassDir});
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}
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#
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# Check to see if the buildfile is local or in the release area and
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# parse appropriately
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#
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sub _startbuildfile {
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my $self=shift;
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my $classdir=shift;
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my $bf=BuildSystem::BuildFile->new($self->{area});
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my $thisfile="$classdir/$self->{buildfilename}";
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if ( -e $self->{localtop}."/".$thisfile ) {
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$bf->buildfile($self->{localtop}."/".$thisfile);
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$bf->ParseBuildFile($self->{localtop}, $classdir,
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$self->{buildfilename});
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}
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elsif ( -e $ENV{RELEASETOP}."/".$thisfile ) {
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$bf->buildfile("$ENV{RELEASETOP}/$thisfile");
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$bf->ParseBuildFile($ENV{RELEASETOP}, $classdir,
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$slef->{buildfilename});
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}
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return $bf;
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}
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sub _topbuildfile {
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my $self=shift;
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# -- Analyse project buildfile if it exists
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$self->{topbf}=BuildSystem::BuildFile->new($self->{area});
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$self->{topbf}->buildfile($self->{localtop}."/".$self->{projconfigdir}
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."/".$self->{buildfilename});
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# -- generate top level makefile
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$self->verbose("Generating Top Level BuildFile");
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$self->{topbf}->ParseBuildFile($self->{localtop},
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$self->{projconfigdir},$self->{buildfilename});
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my @ClassPaths=split /:/, $self->{topbf}->BlockClassPath();
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foreach $BClassPath ( @ClassPaths ) {
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next if ( $BClassPath eq "");
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push @{$self->{LoBCA}}, [ split /\//, $BClassPath ];
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}
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}
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