SCRAM/src/BuildFile.pm

package BuildFile;
require 5.001;
require Exporter;
@ISA    = qw(Exporter);
@EXPORT = qw(CheckBuildFile ParseBuildFile @BlockClassA $DefaultBuildFile);

BEGIN {
use ToolBox;
$buildfile="BuildFile";
$toolbox=ToolBox->new();
$Arch=1;
push @ARCHBLOCK, $Arch;
}

#Parse the BuildFile
sub ParseBuildFile {
        my $base=shift;
        $path=shift;
        my $filename=shift @_;
        my $fullfilename="$base/$path/$filename";
        #print "Processing $fullfilename\n";
        # This hash defines which Document Elements we can use
        $numbins=0;
        $envnum=0;
        $envlevel=0;
        $currentenv="$ENV{LOCALTOP}/$ENV{INTwork}/${path}/BuildFile.mk";
        my $SupportedTags={
                'Use' => \&OutToMakefile,
                'Use_StartTag' => \&Use_start,
                'Group' => \&OutToMakefile,
                'Group_StartTag' => \&Group_start,
                'External' => \&OutToMakefile,
                'External_StartTag' => \&External_StartTag,
                'ConfigurationClass_StartTag' => \&Class_StartTag,
                'ConfigurationClass' => \&OutToMakefile,
                'AssociateGroup' => \&AssociateGroup,
                'none' => \&OutToMakefile,
                'Bin' => 'none',
                'Bin_StartTag' => \&Bin_start,
                'ClassPath' => \&OutToMakefile,
                'ClassPath_StartTag' => \&setBlockClassPath,
                'Environment' => \&OutToMakefile,
                'Environment_StartTag' => \&Environment_start,
                'Environment_EndTag' => \&Environment_end,
                'export' => \&OutToMakefile,
                'export_StartTag' => \&export_start,
                'export_EndTag' => \&export_end,
                'lib' => 'none',
                'lib_StartTag' => \&lib_start,
                'lib_EndTag' => 'none',
                'ignore' => 'none',
                'ignore_EndTag' => \&ignoretag_end,
                'ignore_StartTag' => \&ignoretag,
                'Architecture_StartTag' => \&Arch_Start,
                'Architecture_EndTag' => \&Arch_End,
                'Architecture' => \&OutToMakefile,
                'LibType_StartTag' => \&LibType_Start,
                'LibType_EndTag' => 'none',
                #'LibType' => \&OutToScreen
                'LibType' => \&LibType_text
        };
        use Utilities::Switcher;
        $switch=Switcher->new($SupportedTags, $fullfilename);
        $switch->{Strict_no_cr}='no';
        #open a temporary gnumakefile to store output.
        use Utilities::AddDir;
        AddDir::adddir("$ENV{LOCALTOP}/$ENV{INTwork}/${path}");
        my $fh=FileHandle->new();
        open ( $fh, ">$ENV{LOCALTOP}/$ENV{INTwork}/${path}/BuildFile.mk"
          ) or die 'Unable to open /$ENV{INTwork}/${path}/BuildFile.mk $!\n';
        @filehandlestack=($fh);
        # make an alias
#       open ( GNUmakefile, ">&=$fh") or die 'Unable to create alias for '.
#                       "Filehandle $!\n";
        *GNUmakefile=$fh;
        if ( -e $ENV{LatestBuildFile} ) {
          print GNUmakefile "include $ENV{LatestBuildFile}\n";
        }
#       print "writing to :\n".
#               "$ENV{LOCALTOP}/$ENV{INTwork}/${path}/BuildFile.mk\n";
        $ENV{LatestBuildFile}="$ENV{LOCALTOP}/$ENV{INTwork}/${path}/BuildFile.mk";
        $switch->parse(); # sort out supported tags
        if ( $numbins > 0 ) {
         print GNUmakefile <<ENDTEXT;
ifndef BINMODE
help::
\t\@echo Generic Binary targets
\t\@echo ----------------------
endif
ENDTEXT
         foreach $target ( keys %$targettypes ) {
         print GNUmakefile <<ENDTEXT;
ifndef BINMODE
help::
\t\@echo $target
endif
ENDTEXT
         }
        }
        close GNUmakefile;
}

sub ParseBuildFile_Export {
        my $filename=shift;
        use Tool;
        # This hash defines which Document Elements we can use
        my $SupportedTags={
                'none' => 'none',
                'export' => \&OutToMakefile,
                'export_StartTag' => \&use_export_start,
                'export_EndTag' => \&use_export_end,
                'lib_StartTag' => \&lib_start_export,
                'External_StartTag' => \&Ext_start_export,
                'lib' => 'none'
        };
        use Utilities::Switcher;
        $switchex=Switcher->new($SupportedTags, $filename);
        $switchex->{Strict_no_cr}='no';
        $switchex->parse(); # sort out supported tags
}

sub initialterms() {
        my $name=shift;
        my @string=@_;

        $_=join "", @string;
        chomp;
        SWITCH: {
                  last SWITCH if /^#/;
                  if ( /^.*BlockClassPath.*/i ) {
                        s/^.*BlockClassPath *= *//;
                        _CutBlock($_);
                        last SWITCH;
                  }
                } # end SWITCH
}

# Tag routines - called by the Switcher when tag found


#-- Override a class type with the <ConfigurationClass type=xxx> tag
#   the type tag will pick up a pre-defined class type from project space.

sub Class_StartTag {
        my $name=shift;
        my $hashref;
        my @vars=@_;
        
        $hashref=$switch->SetupValueHash(\@vars);
        if ( $Arch ) {
        if ( defined $$hashref{'type'} ) {
                $ClassName=$$hashref{'type'};
        }
        }
}
 
sub ClassPath_StartTag {
        my $name=shift;
        my @vars=@_;
        my $hashref;

        $hashref=$switch->SetupValueHash(\@vars);
        if ( $Arch ) {
        if ( defined $$hashref{'defaultpath'} ) {
        }
        }
}

sub Bin_start {
        my $name=shift;
        my @vars=@_;
        my $hashref;
        my $fileclass;
        my @tools;
        my $tool;
        my $filename;
        my $objectname;
        
        $hashref=$switch->SetupValueHash(\@vars);
        $switch->checkparam($hashref, $name, 'file');
        if ( $Arch ) {
        if ( ! defined $$hashref{name} ) {
                ($$hashref{name}=$$hashref{file})=~s/\..*//;
        }
        # This stuff for later
        #$fileclass=$toolbox->getclass($file);
        #$toolbox->maketargets("exe",$fileclass, $$hashref{name}, $file );

        ($filename=$$hashref{file})=~s/\..*//;

        # Create a new directory for each binary target
        my $dirname="bin_".$$hashref{name};
        AddDir::adddir("$ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname");
        open (binGNUmakefile, 
           ">$ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname/BuildFile.mk") or die           "Unable to make $ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname/".
           "BuildFile.mk $!\n";

        # Create the link targets
        $numbins++;
        my $fh=$filehandlestack[0];
        print $fh <<ENDTEXT;

# Link Targets to binary directories
ifdef BINMODE
# We dont want to build a library here
override files:=
endif
ifndef BINMODE

define stepdown_$$hashref{'name'}
if [ -d "$ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname" ]; then \\
cd $ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname; \\
\$(MAKE) BINMODE=true LatestBuildFile=$ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname/BuildFile.mk workdir=\$(workdir)/$dirname -f \$(TOOL_HOME)/basics.mk \$\@; \\
fi
endef

define stepdown2_$$hashref{'name'}
if [ -d "$ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname" ]; then \\
cd $ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname; \\
\$(MAKE) BINMODE=true LatestBuildFile=$ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname/BuildFile.mk workdir=\$(workdir)/$dirname -f \$(TOOL_HOME)/basics.mk \$\*; \\
fi

endef

bin_$$hashref{'name'}_%:: dummy
        \@\$(stepdown2_$$hashref{'name'})

$$hashref{'name'}_%:: dummy
        \@\$(stepdown_$$hashref{'name'})

help bin bin_debug bin_debug_local bin_insure bin_Insure clean $$hashref{'name'}:: dummy
        \@\$(stepdown_$$hashref{'name'})

binfiles+=$$hashref{'file'}
endif


ENDTEXT


# the binary specifics makefile
        print binGNUmakefile "include $currentenv\n";
        print binGNUmakefile "VPATH+=$ENV{LOCALTOP}/${path}\n";

# alias for bin_Insure
        print binGNUmakefile <<ENDTEXT;

bin_insure:bin_Insure
ifdef MAKETARGET_bin_insure
MAKETARGET_$$hashref{name}_Insure=1
endif

# debuggging target
$$hashref{'name'}_echo_% :: echo_%

# help targets
help::
\t\@echo Targets For $$hashref{'name'}
\t\@echo -------------------------------------
\t\@echo $$hashref{'name'}  - default build
\t\@echo bin_$$hashref{'name'}_clean - executable specific cleaning
ENDTEXT

# Make generic rules for each type
        $targettypes={
                "bin" => 'o',
                "bin_debug" => 'd',
                "bin_debug_local" => 'l_d',
                "bin_Insure" => 'Insure'
        };
        #
        foreach $target ( keys %$targettypes ) {
          print binGNUmakefile <<ENDTEXT;

# Type $target specifics 
ifdef MAKETARGET_$target
MAKETARGET_$$hashref{name}_$$targettypes{$target}=1
endif
$target ::$$hashref{name}_$$targettypes{$target}

bintargets+=$$hashref{name}_$$targettypes{$target}
help::
\t\@echo $$hashref{name}_$$targettypes{$target}
clean::
\t\@if [ -f \$(binarystore)/$$hashref{name}_$$targettypes{$target} ]; then \\
\techo Removing \$(binarystore)/$$hashref{name}; \\
\trm \$(binarystore)/$$hashref{name}_$$targettypes{$target}; \\
\tfi

ENDTEXT
          ($objectname=$$hashref{file})=~s/\..*/_$$targettypes{$target}\.o/;
          ${"objectname_$$targettypes{$target}"}=$objectname;
          print binGNUmakefile "$objectname:$$hashref{name}.dep\n";
        } # end loop

        print binGNUmakefile "$$hashref{name}_Insure.exe:.psrc\n";
        print binGNUmakefile "$$hashref{name}_d.exe:$objectname_d\n";
        print binGNUmakefile "\t\$(CClinkCmdDebug)\n";
        print binGNUmakefile "$$hashref{name}_l_d.exe:$objectname_d\n";
        print binGNUmakefile "\t\$(CClinkCmdDebugLocal)\n";
        print binGNUmakefile "$$hashref{name}_Insure.exe:$objectname_Insure\n";
        print binGNUmakefile "\t\$(CClinkCmdInsure)\n";
        print binGNUmakefile "$$hashref{name}_o.exe:$objectname_o\n";
        print binGNUmakefile "\t\$(CClinkCmd)\n";
        print binGNUmakefile "$$hashref{name}.dep:$$hashref{file}\n";
        print binGNUmakefile "-include $$hashref{name}.dep\n";
print binGNUmakefile <<ENDTEXT;
clean::
\t\@if [ -f \$(binarystore)/$$hashref{name} ]; then \\
\techo Removing \$(binarystore)/$$hashref{name}; \\
\trm \$(binarystore)/$$hashref{name}; \\
\tfi

$$hashref{name}_d.exe:\$(libslocal_d)
$$hashref{name}_o.exe:\$(libslocal)
ifdef MCCABE_DATA_DIR
$$hashref{name}_mccabe.exe: \$(libslocal_d) \$(MCCABE_DATA_DIR)/mccabeinstr/instplus.cpp
endif
$$hashref{name}_Insure.exe:\$(libslocal_I)
$$hashref{name}_d:$$hashref{name}_d.exe
        \@cp $$hashref{name}_d.exe \$(binarystore)/$$hashref{name}
$$hashref{name}_l_d:$$hashref{name}_l_d.exe
        \@cp $$hashref{name}_l_d.exe \$(binarystore)/$$hashref{name}
$$hashref{name}_Insure:$$hashref{name}_Insure.exe
        \@cp $$hashref{name}_Insure.exe \$(binarystore)/$$hashref{name}_Insure
$$hashref{name}:$$hashref{name}_d.exe
        \@mv $$hashref{name}_d.exe \$(binarystore)/$$hashref{name}
$$hashref{name}_o:$$hashref{name}_o.exe
        \@mv $$hashref{name}_o.exe \$(binarystore)/$$hashref{name}
binfiles+=$$hashref{file}
ENDTEXT
        }
        close binGNUmakefile;
}

sub Ext_start_export {
        my $name=shift;
        my @vars=@_;
        my $hashref;
        
        $hashref=$switch->SetupValueHash(\@vars);
        if ( $Arch ) {
         if ( $switchex->context('export') ) {
          $$hashref{'ref'}=~tr[A-Z][a-z];
          print GNUmakefile $$hashref{'ref'};
          if ( defined $$hashref{'version'} ) {
                print GNUmakefile "_V_".$$hashref{'version'};
          }
          print GNUmakefile "=true\n";
         }
        }
}

sub External_StartTag {
        my $name=shift;
        my @vars=@_;
        my $hashref;
        
        $hashref=$switch->SetupValueHash(\@vars);
        if ( $Arch ) {
        $$hashref{'ref'}=~tr[A-Z][a-z];
        print GNUmakefile $$hashref{'ref'};
        if ( defined $$hashref{'version'} ) {
                print GNUmakefile "_V_".$$hashref{'version'};
        }
        print GNUmakefile "=true\n";
        }
        
}       

sub Group_start {
        my $name=shift;
        my @vars=@_;
        my $hashref;
        
        $hashref=$switch->SetupValueHash(\@vars);
        $switch->checkparam($hashref, $name, 'name');
        if ( $Arch ) {
        print GNUmakefile "GROUP_".$$hashref{'name'};
        if ( defined $$hashref{'version'} ) {
                print GNUmakefile "_V_".$$hashref{'version'};
        }
        print GNUmakefile "=true\n";
        }
}       

sub External {
        my $name=shift;
        my @vars=@_;
        # Will simply collect string into a seperate buffer for processind
        # at the tag closure - used for specifying product defaults
        # --- Oh oh all of string already in external buffer @!
}

sub External_EndTag {
        my $name=shift;
        my @vars=@_;

        # process buffer and check consistency with product dtd
}

sub Use_start {
        my $name=shift;
        my @vars=@_;
        my $hashref;
        my $filename;
        use Utilities::SCRAMUtils;
        
        $hashref=$switch->SetupValueHash(\@vars);
        $switch->checkparam($hashref, $name, "name");
        if ( $Arch ) {
        $filename=SCRAMUtils::checkfile(
                "$ENV{INTsrc}/$$hashref{name}/BuildFile");
        if ( $filename ne "" ) {
          ParseBuildFile_Export( $filename );
        }
        }
}

sub CheckBuildFile {
         my $classdir=shift;
         $ClassName="";
         $thisfile="$classdir/$buildfile";
 
         if ( -e $ENV{LOCALTOP}."/".$thisfile ) {
            $DefaultBuildfile="$ENV{LOCALTOP}/$thisfile";
            ParseBuildFile($ENV{LOCALTOP}, $classdir, $buildfile);
         }
         elsif ( -e $ENV{RELEASETOP}."/".$thisfile ) {
            $DefaultBuildfile="$ENV{RELEASETOP}/$thisfile";
            ParseBuildFile($ENV{RELEASETOP}, $classdir, $buildfile);
         }
         return $ClassName;
}

# List association groups between <AssociateGroup> tags
# seperated by newlines or spaces
sub AssociateGroup {
        my $name=shift;
        my @vars=@_;
        my $word;

        foreach $word ( @vars ){
                chomp $word;
                next if /^#/;
                push @groups, $word;
        }
}

sub ignoretag {
        my $name=shift;
        my @vars=@_;
        
        $Arch=0;
        push @ARCHBLOCK, $Arch;
}

sub ignoretag_end {
        my $name=shift;
        my @vars=@_;
        
        pop @ARCHBLOCK;
        $Arch=$ARCHBLOCK[$#ARCHBLOCK];
}

sub Arch_Start {
        my $name=shift;
        my @vars=@_;
        my $hashref;

        $hashref=$toolswitch->SetupValueHash( \@vars );
        $toolswitch->checkparam($hashref, $name, 'name');
        #( ($$hashref{name}=~/$ENV{SCRAM_ARCH}/) )?$Arch=1:$Arch=0;
        ( ($ENV{SCRAM_ARCH}=~/$$hashref{name}.*/) )? ($Arch=1) : ($Arch=0);
        push @ARCHBLOCK, $Arch;
}
sub Arch_End {
        my $name=shift;
        my @vars=@_;

        pop @ARCHBLOCK;
        $Arch=$ARCHBLOCK[$#ARCHBLOCK];
}

# Split up the Class Block String into a useable array
sub _CutBlock {
    my $string= shift @_;
    @BlockClassA = split /\//, $string;
}

sub OutToMakefile {
        my $name=shift;
        my @vars=@_;

        if ( $Arch ) {
          print GNUmakefile @vars;
        }
}
sub OutToScreen {
        my $name=shift;
        my @vars=@_;

        if ( $Arch ) {
          print @vars;
        }
}
sub setBlockClassPath {
        my $name=shift;
        my @vars=@_;
        my $hashref;

        $hashref=$switch->SetupValueHash(\@vars);
        $switch->checkparam($hashref, $name, 'path');
        $BlockClassPath=$BlockClassPath.":".$$hashref{path};
        _CutBlock($$hashref{path});
}

sub use_export_start {
#Set up a toolfile object
        $exporttool=Tool->new();
}

sub use_export_end {
#Write toolfile object to disk
        $exporttool->envtomake(\*GNUmakefile);
}

sub export_start {
        my $name=shift;
        my @vars=@_;
        my $hashref;

        $hashref=$switch->SetupValueHash(\@vars);
        if ( exists $$hashref{autoexport} ) {
           print GNUmakefile "scram_autoexport=".$$hashref{autoexport}."\n";
        }
#Set up a toolfile object
        print GNUmakefile "ifeq (\$(scram_autoexport),true)\n";
}

sub export_end {
#Write toolfile object to disk
        print GNUmakefile "endif\n";
}

#
# Export Mode Lib Tag
#
sub lib_start_export {
        my $name=shift;
        my @vars=@_;
        my $hashref;

        $hashref=$switchex->SetupValueHash( \@vars );
        $switchex->checkparam($hashref, $name, 'name');
        if ( $Arch ) {
         if ( $switchex->context('export') ) {
                #If export mode then add this env to the export tool
                $exporttool->addenv('lib',$$hashref{name});
         }
        }
}

#
# Standard lib tag 
#
sub lib_start {
        my $name=shift;
        my @vars=@_;
        my $hashref;

        $hashref=$switch->SetupValueHash( \@vars );
        $switch->checkparam($hashref, $name, 'name');
        if ( $Arch ) {
           print GNUmakefile "lib+=$$hashref{name}\n";
        }
}

#
# libtype specification
#
sub LibType_Start {
        my $name=shift;
        my @vars=@_;
        my $hashref;

        if ( $Arch ) {
        $hashref=$switch->SetupValueHash( \@vars );
        $switch->checkparam($hashref, $name, 'type');
        
        print GNUmakefile "# Specify Library Type\n";
        print GNUmakefile "DefaultLibsOff=yes\n";
        if ( $$hashref{'type'}=~/^archive/i ) {
          print GNUmakefile "LibArchive=true\n";
        }
        elsif ($$hashref{'type'}=~/debug_archive/i ) {
          print GNUmakefile "LibDebugArchive=true\n";
        }
        elsif ($$hashref{'type'}=~/debug_shared/i ) {
          print GNUmakefile "LibDebugShared=true\n";
        }
        elsif ($$hashref{'type'}=~/shared/i ) {
          print GNUmakefile 'LibShared=true'."\n";
        }
        print GNUmakefile "\n";
        }
}
sub LibType_text {
        my $name=shift;
        my @vars=@_;

        if ( $Arch ) {
          print GNUmakefile "libmsg::\n\t\@echo Library info: ";
          print GNUmakefile @vars;
          print GNUmakefile "\n";
        }
}

sub Environment_start {
        my $name=shift;
        my @vars=@_;
        my $hashref;

        if ( $Arch ) {
          $envnum++;

          # open a new Environment File
          my $envfile="$ENV{LOCALTOP}/$ENV{INTwork}/${path}/Env_$envnum.mk";
          use FileHandle;
          my $fh=FileHandle->new();
          open ($fh,">$envfile") or die "Unable to open file $envfile \n$!\n";
          push @filehandlestack, $fh;
          *GNUmakefile=$fh;

          # include the approprate environment file
          if ( $envlevel == 0 ) {
             print GNUmakefile "include $ENV{LOCALTOP}/$ENV{INTwork}/${path}/".
                                "BuildFile.mk\n";
          }
          else {
             print GNUmakefile "include $ENV{LOCALTOP}/$ENV{INTwork}/${path}/".
                                "Env_$Envlevels[$envlevel]\.mk\n";
          }
          $envlevel++;
          $Envlevels[$envlevel]=$envnum;
          $currentenv="$ENV{LOCALTOP}/$ENV{INTwork}/${path}/Env_$envnum.mk";
        }
}

sub Environment_end {
        my $fd;

        if ( $Arch ) {
          $envlevel--;
          if ( $envlevel < 0 ) {
            print "Too many </Environent> Tags on $switch->line()\n";
            exit;
          }
          close GNUmakefile;
          # restore the last filehandle
          $fd=pop @filehandlestack;
          close $fd;
          *GNUmakefile=$filehandlestack[$#filehandlestack];
          if ( $envlevel < 1 ) {
            $currentenv="$ENV{LOCALTOP}/$ENV{INTwork}/${path}/BuildFile.mk";
          }
          else {
            $currentenv=
             "$ENV{LOCALTOP}/$ENV{INTwork}/${path}/Env_$Envlevels[$envlevel]";
          }
        }
}
Revision:	1.21.2.33
Committed:	Mon Nov 8 13:23:57 1999 UTC (25 years, 6 months ago) by williamc
Content type:	text/plain
Branch:	V0_9branch
Changes since 1.21.2.32:	+1 -1 lines
Log Message:	Fixes for Insure - .psrc file slightly more robust
#	User	Rev	Content
1	williamc	1.1	package BuildFile;
2	williamc	1.2	require 5.001;
3	williamc	1.1	require Exporter;
4			@ISA = qw(Exporter);
5			@EXPORT = qw(CheckBuildFile ParseBuildFile @BlockClassA $DefaultBuildFile);
6
7			BEGIN {
8			use ToolBox;
9			$buildfile="BuildFile";
10	williamc	1.4	$toolbox=ToolBox->new();
11	williamc	1.21	$Arch=1;
12			push @ARCHBLOCK, $Arch;
13	williamc	1.1	}
14
15			#Parse the BuildFile
16			sub ParseBuildFile {
17			my $base=shift;
18	williamc	1.21.2.21	$path=shift;
19	williamc	1.1	my $filename=shift @_;
20			my $fullfilename="$base/$path/$filename";
21			#print "Processing $fullfilename\n";
22			# This hash defines which Document Elements we can use
23	williamc	1.21.2.21	$numbins=0;
24			$envnum=0;
25			$envlevel=0;
26			$currentenv="$ENV{LOCALTOP}/$ENV{INTwork}/${path}/BuildFile.mk";
27	williamc	1.1	my $SupportedTags={
28			'Use' => \&OutToMakefile,
29			'Use_StartTag' => \&Use_start,
30			'Group' => \&OutToMakefile,
31			'Group_StartTag' => \&Group_start,
32			'External' => \&OutToMakefile,
33			'External_StartTag' => \&External_StartTag,
34			'ConfigurationClass_StartTag' => \&Class_StartTag,
35			'ConfigurationClass' => \&OutToMakefile,
36			'AssociateGroup' => \&AssociateGroup,
37			'none' => \&OutToMakefile,
38	williamc	1.8	'Bin' => 'none',
39	williamc	1.1	'Bin_StartTag' => \&Bin_start,
40			'ClassPath' => \&OutToMakefile,
41	williamc	1.21	'ClassPath_StartTag' => \&setBlockClassPath,
42	williamc	1.21.2.21	'Environment' => \&OutToMakefile,
43			'Environment_StartTag' => \&Environment_start,
44			'Environment_EndTag' => \&Environment_end,
45	williamc	1.21.2.28	'export' => \&OutToMakefile,
46			'export_StartTag' => \&export_start,
47			'export_EndTag' => \&export_end,
48	williamc	1.21	'lib' => 'none',
49			'lib_StartTag' => \&lib_start,
50	williamc	1.21.2.1	'lib_EndTag' => 'none',
51			'ignore' => 'none',
52			'ignore_EndTag' => \&ignoretag_end,
53			'ignore_StartTag' => \&ignoretag,
54			'Architecture_StartTag' => \&Arch_Start,
55			'Architecture_EndTag' => \&Arch_End,
56	williamc	1.21.2.6	'Architecture' => \&OutToMakefile,
57			'LibType_StartTag' => \&LibType_Start,
58			'LibType_EndTag' => 'none',
59	williamc	1.21.2.15	#'LibType' => \&OutToScreen
60			'LibType' => \&LibType_text
61	williamc	1.1	};
62	williamc	1.2	use Utilities::Switcher;
63	williamc	1.1	$switch=Switcher->new($SupportedTags, $fullfilename);
64			$switch->{Strict_no_cr}='no';
65			#open a temporary gnumakefile to store output.
66	williamc	1.2	use Utilities::AddDir;
67	williamc	1.3	AddDir::adddir("$ENV{LOCALTOP}/$ENV{INTwork}/${path}");
68	williamc	1.21.2.22	my $fh=FileHandle->new();
69			open ( $fh, ">$ENV{LOCALTOP}/$ENV{INTwork}/${path}/BuildFile.mk"
70			) or die 'Unable to open /$ENV{INTwork}/${path}/BuildFile.mk $!\n';
71			@filehandlestack=($fh);
72			# make an alias
73			# open ( GNUmakefile, ">&=$fh") or die 'Unable to create alias for '.
74			# "Filehandle $!\n";
75			*GNUmakefile=$fh;
76	williamc	1.1	if ( -e $ENV{LatestBuildFile} ) {
77			print GNUmakefile "include $ENV{LatestBuildFile}\n";
78			}
79			# print "writing to :\n".
80			# "$ENV{LOCALTOP}/$ENV{INTwork}/${path}/BuildFile.mk\n";
81			$ENV{LatestBuildFile}="$ENV{LOCALTOP}/$ENV{INTwork}/${path}/BuildFile.mk";
82			$switch->parse(); # sort out supported tags
83	williamc	1.21.2.24	if ( $numbins > 0 ) {
84			print GNUmakefile <<ENDTEXT;
85			ifndef BINMODE
86			help::
87			\t\@echo Generic Binary targets
88			\t\@echo ----------------------
89			endif
90			ENDTEXT
91			foreach $target ( keys %$targettypes ) {
92			print GNUmakefile <<ENDTEXT;
93			ifndef BINMODE
94			help::
95			\t\@echo $target
96			endif
97			ENDTEXT
98			}
99			}
100	williamc	1.1	close GNUmakefile;
101			}
102
103	williamc	1.21	sub ParseBuildFile_Export {
104			my $filename=shift;
105			use Tool;
106			# This hash defines which Document Elements we can use
107			my $SupportedTags={
108			'none' => 'none',
109			'export' => \&OutToMakefile,
110	williamc	1.21.2.30	'export_StartTag' => \&use_export_start,
111			'export_EndTag' => \&use_export_end,
112	williamc	1.21	'lib_StartTag' => \&lib_start_export,
113	williamc	1.21.2.12	'External_StartTag' => \&Ext_start_export,
114	williamc	1.21	'lib' => 'none'
115			};
116			use Utilities::Switcher;
117			$switchex=Switcher->new($SupportedTags, $filename);
118			$switchex->{Strict_no_cr}='no';
119			$switchex->parse(); # sort out supported tags
120			}
121
122	williamc	1.1	sub initialterms() {
123			my $name=shift;
124			my @string=@_;
125
126			$_=join "", @string;
127			chomp;
128			SWITCH: {
129			last SWITCH if /^#/;
130			if ( /^.BlockClassPath./i ) {
131			s/^.BlockClassPath = *//;
132			_CutBlock($_);
133			last SWITCH;
134			}
135			} # end SWITCH
136			}
137
138			# Tag routines - called by the Switcher when tag found
139
140
141
142			#-- Override a class type with the <ConfigurationClass type=xxx> tag
143			# the type tag will pick up a pre-defined class type from project space.
144
145			sub Class_StartTag {
146			my $name=shift;
147			my $hashref;
148			my @vars=@_;
149
150			$hashref=$switch->SetupValueHash(\@vars);
151	williamc	1.21.2.1	if ( $Arch ) {
152	williamc	1.1	if ( defined $$hashref{'type'} ) {
153			$ClassName=$$hashref{'type'};
154			}
155	williamc	1.21.2.1	}
156	williamc	1.1	}
157
158			sub ClassPath_StartTag {
159			my $name=shift;
160			my @vars=@_;
161			my $hashref;
162
163			$hashref=$switch->SetupValueHash(\@vars);
164	williamc	1.21.2.1	if ( $Arch ) {
165	williamc	1.1	if ( defined $$hashref{'defaultpath'} ) {
166			}
167	williamc	1.21.2.1	}
168	williamc	1.1	}
169
170			sub Bin_start {
171			my $name=shift;
172			my @vars=@_;
173			my $hashref;
174			my $fileclass;
175			my @tools;
176			my $tool;
177	williamc	1.12	my $filename;
178			my $objectname;
179	williamc	1.1
180			$hashref=$switch->SetupValueHash(\@vars);
181			$switch->checkparam($hashref, $name, 'file');
182	williamc	1.21.2.1	if ( $Arch ) {
183	williamc	1.1	if ( ! defined $$hashref{name} ) {
184			($$hashref{name}=$$hashref{file})=~s/\..*//;
185			}
186	williamc	1.4	# This stuff for later
187			#$fileclass=$toolbox->getclass($file);
188			#$toolbox->maketargets("exe",$fileclass, $$hashref{name}, $file );
189	williamc	1.21.2.21
190	williamc	1.12	($filename=$$hashref{file})=~s/\..*//;
191	williamc	1.21.2.21
192			# Create a new directory for each binary target
193			my $dirname="bin_".$$hashref{name};
194			AddDir::adddir("$ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname");
195			open (binGNUmakefile,
196			">$ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname/BuildFile.mk") or die "Unable to make $ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname/".
197			"BuildFile.mk $!\n";
198
199			# Create the link targets
200			$numbins++;
201	williamc	1.21.2.22	my $fh=$filehandlestack[0];
202			print $fh <<ENDTEXT;
203
204			# Link Targets to binary directories
205	williamc	1.21.2.32	ifdef BINMODE
206			# We dont want to build a library here
207			override files:=
208			endif
209	williamc	1.21.2.23	ifndef BINMODE
210	williamc	1.21.2.22
211			define stepdown_$$hashref{'name'}
212			if [ -d "$ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname" ]; then \\
213			cd $ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname; \\
214	williamc	1.21.2.23	\$(MAKE) BINMODE=true LatestBuildFile=$ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname/BuildFile.mk workdir=\$(workdir)/$dirname -f \$(TOOL_HOME)/basics.mk \$\@; \\
215	williamc	1.21.2.22	fi
216			endef
217
218	williamc	1.21.2.23	define stepdown2_$$hashref{'name'}
219			if [ -d "$ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname" ]; then \\
220			cd $ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname; \\
221			\$(MAKE) BINMODE=true LatestBuildFile=$ENV{LOCALTOP}/$ENV{INTwork}/${path}/$dirname/BuildFile.mk workdir=\$(workdir)/$dirname -f \$(TOOL_HOME)/basics.mk \$\*; \\
222			fi
223	williamc	1.21.2.24
224	williamc	1.21.2.23	endef
225
226			bin_$$hashref{'name'}_%:: dummy
227			\@\$(stepdown2_$$hashref{'name'})
228	williamc	1.21.2.22
229	williamc	1.21.2.26	$$hashref{'name'}_%:: dummy
230			\@\$(stepdown_$$hashref{'name'})
231
232	williamc	1.21.2.24	help bin bin_debug bin_debug_local bin_insure bin_Insure clean $$hashref{'name'}:: dummy
233	williamc	1.21.2.22	\@\$(stepdown_$$hashref{'name'})
234	williamc	1.21.2.27
235			binfiles+=$$hashref{'file'}
236	williamc	1.21.2.21	endif
237	williamc	1.21.2.27
238	williamc	1.21.2.21
239			ENDTEXT
240
241
242			# the binary specifics makefile
243			print binGNUmakefile "include $currentenv\n";
244			print binGNUmakefile "VPATH+=$ENV{LOCALTOP}/${path}\n";
245	williamc	1.21.2.22
246	williamc	1.21.2.21	# alias for bin_Insure
247			print binGNUmakefile <<ENDTEXT;
248	williamc	1.21.2.22
249	williamc	1.21.2.21	bin_insure:bin_Insure
250			ifdef MAKETARGET_bin_insure
251			MAKETARGET_$$hashref{name}_Insure=1
252			endif
253	williamc	1.21.2.22
254			# debuggging target
255			$$hashref{'name'}_echo_% :: echo_%
256
257	williamc	1.21.2.25	# help targets
258			help::
259			\t\@echo Targets For $$hashref{'name'}
260			\t\@echo -------------------------------------
261			\t\@echo $$hashref{'name'} - default build
262			\t\@echo bin_$$hashref{'name'}_clean - executable specific cleaning
263	williamc	1.21.2.21	ENDTEXT
264
265			# Make generic rules for each type
266			$targettypes={
267			"bin" => 'o',
268			"bin_debug" => 'd',
269			"bin_debug_local" => 'l_d',
270			"bin_Insure" => 'Insure'
271			};
272			#
273			foreach $target ( keys %$targettypes ) {
274			print binGNUmakefile <<ENDTEXT;
275
276			# Type $target specifics
277			ifdef MAKETARGET_$target
278			MAKETARGET_$$hashref{name}_$$targettypes{$target}=1
279			endif
280			$target ::$$hashref{name}_$$targettypes{$target}
281
282			bintargets+=$$hashref{name}_$$targettypes{$target}
283	williamc	1.21.2.24	help::
284			\t\@echo $$hashref{name}_$$targettypes{$target}
285	williamc	1.21.2.21	clean::
286			\t\@if [ -f \$(binarystore)/$$hashref{name}_$$targettypes{$target} ]; then \\
287			\techo Removing \$(binarystore)/$$hashref{name}; \\
288			\trm \$(binarystore)/$$hashref{name}_$$targettypes{$target}; \\
289			\tfi
290
291			ENDTEXT
292			($objectname=$$hashref{file})=~s/\..*/_$$targettypes{$target}\.o/;
293			${"objectname_$$targettypes{$target}"}=$objectname;
294			print binGNUmakefile "$objectname:$$hashref{name}.dep\n";
295			} # end loop
296
297	williamc	1.21.2.33	print binGNUmakefile "$$hashref{name}_Insure.exe:.psrc\n";
298	williamc	1.21.2.21	print binGNUmakefile "$$hashref{name}_d.exe:$objectname_d\n";
299			print binGNUmakefile "\t\$(CClinkCmdDebug)\n";
300			print binGNUmakefile "$$hashref{name}_l_d.exe:$objectname_d\n";
301			print binGNUmakefile "\t\$(CClinkCmdDebugLocal)\n";
302			print binGNUmakefile "$$hashref{name}_Insure.exe:$objectname_Insure\n";
303			print binGNUmakefile "\t\$(CClinkCmdInsure)\n";
304			print binGNUmakefile "$$hashref{name}_o.exe:$objectname_o\n";
305			print binGNUmakefile "\t\$(CClinkCmd)\n";
306			print binGNUmakefile "$$hashref{name}.dep:$$hashref{file}\n";
307			print binGNUmakefile "-include $$hashref{name}.dep\n";
308			print binGNUmakefile <<ENDTEXT;
309			clean::
310			\t\@if [ -f \$(binarystore)/$$hashref{name} ]; then \\
311			\techo Removing \$(binarystore)/$$hashref{name}; \\
312			\trm \$(binarystore)/$$hashref{name}; \\
313			\tfi
314
315	williamc	1.19	$$hashref{name}_d.exe:\$(libslocal_d)
316	williamc	1.21.2.20	$$hashref{name}_o.exe:\$(libslocal)
317	williamc	1.21.2.4	ifdef MCCABE_DATA_DIR
318	williamc	1.21.2.21	$$hashref{name}_mccabe.exe: \$(libslocal_d) \$(MCCABE_DATA_DIR)/mccabeinstr/instplus.cpp
319	williamc	1.21.2.4	endif
320	williamc	1.19	$$hashref{name}_Insure.exe:\$(libslocal_I)
321	williamc	1.17	$$hashref{name}_d:$$hashref{name}_d.exe
322	williamc	1.21.2.7	\@cp $$hashref{name}_d.exe \$(binarystore)/$$hashref{name}
323	williamc	1.21.2.19	$$hashref{name}_l_d:$$hashref{name}_l_d.exe
324			\@cp $$hashref{name}_l_d.exe \$(binarystore)/$$hashref{name}
325	williamc	1.17	$$hashref{name}_Insure:$$hashref{name}_Insure.exe
326	williamc	1.21.2.7	\@cp $$hashref{name}_Insure.exe \$(binarystore)/$$hashref{name}_Insure
327	williamc	1.20	$$hashref{name}:$$hashref{name}_d.exe
328			\@mv $$hashref{name}_d.exe \$(binarystore)/$$hashref{name}
329	williamc	1.21.2.20	$$hashref{name}_o:$$hashref{name}_o.exe
330			\@mv $$hashref{name}_o.exe \$(binarystore)/$$hashref{name}
331	williamc	1.21.2.4	binfiles+=$$hashref{file}
332	williamc	1.17	ENDTEXT
333	williamc	1.21.2.12	}
334	williamc	1.21.2.22	close binGNUmakefile;
335	williamc	1.21.2.12	}
336
337			sub Ext_start_export {
338			my $name=shift;
339			my @vars=@_;
340			my $hashref;
341
342			$hashref=$switch->SetupValueHash(\@vars);
343			if ( $Arch ) {
344			if ( $switchex->context('export') ) {
345			$$hashref{'ref'}=~tr[A-Z][a-z];
346			print GNUmakefile $$hashref{'ref'};
347			if ( defined $$hashref{'version'} ) {
348			print GNUmakefile "_V_".$$hashref{'version'};
349			}
350			print GNUmakefile "=true\n";
351			}
352	williamc	1.21.2.1	}
353	williamc	1.1	}
354
355			sub External_StartTag {
356			my $name=shift;
357			my @vars=@_;
358			my $hashref;
359
360			$hashref=$switch->SetupValueHash(\@vars);
361	williamc	1.21	if ( $Arch ) {
362	williamc	1.6	$$hashref{'ref'}=~tr[A-Z][a-z];
363	williamc	1.1	print GNUmakefile $$hashref{'ref'};
364			if ( defined $$hashref{'version'} ) {
365			print GNUmakefile "_V_".$$hashref{'version'};
366			}
367			print GNUmakefile "=true\n";
368	williamc	1.21	}
369	williamc	1.1
370			}
371
372			sub Group_start {
373			my $name=shift;
374			my @vars=@_;
375			my $hashref;
376
377			$hashref=$switch->SetupValueHash(\@vars);
378			$switch->checkparam($hashref, $name, 'name');
379	williamc	1.21.2.1	if ( $Arch ) {
380	williamc	1.1	print GNUmakefile "GROUP_".$$hashref{'name'};
381			if ( defined $$hashref{'version'} ) {
382			print GNUmakefile "_V_".$$hashref{'version'};
383			}
384			print GNUmakefile "=true\n";
385	williamc	1.21.2.1	}
386	williamc	1.1	}
387
388			sub External {
389			my $name=shift;
390			my @vars=@_;
391			# Will simply collect string into a seperate buffer for processind
392			# at the tag closure - used for specifying product defaults
393			# --- Oh oh all of string already in external buffer @!
394			}
395
396			sub External_EndTag {
397			my $name=shift;
398			my @vars=@_;
399
400			# process buffer and check consistency with product dtd
401			}
402
403			sub Use_start {
404			my $name=shift;
405			my @vars=@_;
406			my $hashref;
407			my $filename;
408	williamc	1.2	use Utilities::SCRAMUtils;
409	williamc	1.1
410			$hashref=$switch->SetupValueHash(\@vars);
411			$switch->checkparam($hashref, $name, "name");
412	williamc	1.21.2.1	if ( $Arch ) {
413	williamc	1.21	$filename=SCRAMUtils::checkfile(
414			"$ENV{INTsrc}/$$hashref{name}/BuildFile");
415			if ( $filename ne "" ) {
416			ParseBuildFile_Export( $filename );
417	williamc	1.1	}
418	williamc	1.21.2.1	}
419	williamc	1.1	}
420
421	williamc	1.5	sub CheckBuildFile {
422	williamc	1.1	my $classdir=shift;
423			$ClassName="";
424			$thisfile="$classdir/$buildfile";
425
426			if ( -e $ENV{LOCALTOP}."/".$thisfile ) {
427			$DefaultBuildfile="$ENV{LOCALTOP}/$thisfile";
428			ParseBuildFile($ENV{LOCALTOP}, $classdir, $buildfile);
429			}
430			elsif ( -e $ENV{RELEASETOP}."/".$thisfile ) {
431			$DefaultBuildfile="$ENV{RELEASETOP}/$thisfile";
432			ParseBuildFile($ENV{RELEASETOP}, $classdir, $buildfile);
433			}
434			return $ClassName;
435			}
436
437			# List association groups between <AssociateGroup> tags
438			# seperated by newlines or spaces
439			sub AssociateGroup {
440			my $name=shift;
441			my @vars=@_;
442			my $word;
443
444			foreach $word ( @vars ){
445			chomp $word;
446			next if /^#/;
447			push @groups, $word;
448			}
449	williamc	1.21.2.1	}
450
451			sub ignoretag {
452			my $name=shift;
453			my @vars=@_;
454
455			$Arch=0;
456			push @ARCHBLOCK, $Arch;
457			}
458
459			sub ignoretag_end {
460			my $name=shift;
461			my @vars=@_;
462
463			pop @ARCHBLOCK;
464			$Arch=$ARCHBLOCK[$#ARCHBLOCK];
465			}
466
467			sub Arch_Start {
468			my $name=shift;
469			my @vars=@_;
470			my $hashref;
471
472			$hashref=$toolswitch->SetupValueHash( \@vars );
473			$toolswitch->checkparam($hashref, $name, 'name');
474			#( ($$hashref{name}=~/$ENV{SCRAM_ARCH}/) )?$Arch=1:$Arch=0;
475			( ($ENV{SCRAM_ARCH}=~/$$hashref{name}.*/) )? ($Arch=1) : ($Arch=0);
476			push @ARCHBLOCK, $Arch;
477			}
478			sub Arch_End {
479			my $name=shift;
480			my @vars=@_;
481
482			pop @ARCHBLOCK;
483			$Arch=$ARCHBLOCK[$#ARCHBLOCK];
484	williamc	1.1	}
485
486			# Split up the Class Block String into a useable array
487	williamc	1.5	sub _CutBlock {
488	williamc	1.1	my $string= shift @_;
489			@BlockClassA = split /\//, $string;
490			}
491
492			sub OutToMakefile {
493			my $name=shift;
494			my @vars=@_;
495
496	williamc	1.21.2.15	if ( $Arch ) {
497			print GNUmakefile @vars;
498			}
499	williamc	1.21.2.14	}
500			sub OutToScreen {
501			my $name=shift;
502			my @vars=@_;
503
504	williamc	1.21.2.15	if ( $Arch ) {
505			print @vars;
506			}
507	williamc	1.1	}
508			sub setBlockClassPath {
509			my $name=shift;
510			my @vars=@_;
511			my $hashref;
512
513			$hashref=$switch->SetupValueHash(\@vars);
514			$switch->checkparam($hashref, $name, 'path');
515			$BlockClassPath=$BlockClassPath.":".$$hashref{path};
516			_CutBlock($$hashref{path});
517	williamc	1.21	}
518
519	williamc	1.21.2.30	sub use_export_start {
520	williamc	1.21	#Set up a toolfile object
521			$exporttool=Tool->new();
522	williamc	1.21.2.30	}
523
524			sub use_export_end {
525			#Write toolfile object to disk
526			$exporttool->envtomake(\*GNUmakefile);
527			}
528
529			sub export_start {
530	williamc	1.21.2.31	my $name=shift;
531			my @vars=@_;
532			my $hashref;
533
534			$hashref=$switch->SetupValueHash(\@vars);
535			if ( exists $$hashref{autoexport} ) {
536			print GNUmakefile "scram_autoexport=".$$hashref{autoexport}."\n";
537			}
538	williamc	1.21.2.30	#Set up a toolfile object
539	williamc	1.21.2.28	print GNUmakefile "ifeq (\$(scram_autoexport),true)\n";
540	williamc	1.21	}
541
542			sub export_end {
543			#Write toolfile object to disk
544	williamc	1.21.2.29	print GNUmakefile "endif\n";
545	williamc	1.21	}
546
547			#
548			# Export Mode Lib Tag
549			#
550			sub lib_start_export {
551			my $name=shift;
552			my @vars=@_;
553			my $hashref;
554
555			$hashref=$switchex->SetupValueHash( \@vars );
556			$switchex->checkparam($hashref, $name, 'name');
557			if ( $Arch ) {
558			if ( $switchex->context('export') ) {
559			#If export mode then add this env to the export tool
560			$exporttool->addenv('lib',$$hashref{name});
561			}
562			}
563			}
564
565			#
566			# Standard lib tag
567			#
568			sub lib_start {
569			my $name=shift;
570			my @vars=@_;
571			my $hashref;
572
573			$hashref=$switch->SetupValueHash( \@vars );
574			$switch->checkparam($hashref, $name, 'name');
575			if ( $Arch ) {
576			print GNUmakefile "lib+=$$hashref{name}\n";
577			}
578	williamc	1.21.2.6	}
579
580			#
581			# libtype specification
582			#
583			sub LibType_Start {
584			my $name=shift;
585			my @vars=@_;
586			my $hashref;
587
588	williamc	1.21.2.8	if ( $Arch ) {
589	williamc	1.21.2.6	$hashref=$switch->SetupValueHash( \@vars );
590			$switch->checkparam($hashref, $name, 'type');
591
592			print GNUmakefile "# Specify Library Type\n";
593			print GNUmakefile "DefaultLibsOff=yes\n";
594			if ( $$hashref{'type'}=~/^archive/i ) {
595			print GNUmakefile "LibArchive=true\n";
596			}
597	williamc	1.21.2.11	elsif ($$hashref{'type'}=~/debug_archive/i ) {
598	williamc	1.21.2.6	print GNUmakefile "LibDebugArchive=true\n";
599			}
600	williamc	1.21.2.11	elsif ($$hashref{'type'}=~/debug_shared/i ) {
601			print GNUmakefile "LibDebugShared=true\n";
602			}
603	williamc	1.21.2.6	elsif ($$hashref{'type'}=~/shared/i ) {
604			print GNUmakefile 'LibShared=true'."\n";
605			}
606			print GNUmakefile "\n";
607	williamc	1.21.2.8	}
608	williamc	1.1	}
609	williamc	1.21.2.15	sub LibType_text {
610			my $name=shift;
611			my @vars=@_;
612
613			if ( $Arch ) {
614	williamc	1.21.2.16	print GNUmakefile "libmsg::\n\t\@echo Library info: ";
615	williamc	1.21.2.15	print GNUmakefile @vars;
616			print GNUmakefile "\n";
617			}
618			}
619
620	williamc	1.21.2.21	sub Environment_start {
621			my $name=shift;
622			my @vars=@_;
623			my $hashref;
624
625			if ( $Arch ) {
626			$envnum++;
627	williamc	1.21.2.22
628			# open a new Environment File
629			my $envfile="$ENV{LOCALTOP}/$ENV{INTwork}/${path}/Env_$envnum.mk";
630	williamc	1.21.2.21	use FileHandle;
631			my $fh=FileHandle->new();
632	williamc	1.21.2.22	open ($fh,">$envfile") or die "Unable to open file $envfile \n$!\n";
633	williamc	1.21.2.21	push @filehandlestack, $fh;
634	williamc	1.21.2.22	*GNUmakefile=$fh;
635	williamc	1.21.2.21
636			# include the approprate environment file
637			if ( $envlevel == 0 ) {
638			print GNUmakefile "include $ENV{LOCALTOP}/$ENV{INTwork}/${path}/".
639	williamc	1.21.2.22	"BuildFile.mk\n";
640	williamc	1.21.2.21	}
641			else {
642			print GNUmakefile "include $ENV{LOCALTOP}/$ENV{INTwork}/${path}/".
643	williamc	1.21.2.22	"Env_$Envlevels[$envlevel]\.mk\n";
644	williamc	1.21.2.21	}
645			$envlevel++;
646			$Envlevels[$envlevel]=$envnum;
647			$currentenv="$ENV{LOCALTOP}/$ENV{INTwork}/${path}/Env_$envnum.mk";
648			}
649			}
650
651			sub Environment_end {
652			my $fd;
653
654			if ( $Arch ) {
655			$envlevel--;
656			if ( $envlevel < 0 ) {
657			print "Too many </Environent> Tags on $switch->line()\n";
658			exit;
659			}
660			close GNUmakefile;
661			# restore the last filehandle
662			$fd=pop @filehandlestack;
663			close $fd;
664	williamc	1.21.2.22	*GNUmakefile=$filehandlestack[$#filehandlestack];
665	williamc	1.21.2.21	if ( $envlevel < 1 ) {
666			$currentenv="$ENV{LOCALTOP}/$ENV{INTwork}/${path}/BuildFile.mk";
667			}
668			else {
669			$currentenv=
670			"$ENV{LOCALTOP}/$ENV{INTwork}/${path}/Env_$Envlevels[$envlevel]";
671			}
672			}
673			}