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root/cvsroot/COMP/SCRAM/src/BuildSystem/BuildSetup.pm

Comparing COMP/SCRAM/src/BuildSystem/BuildSetup.pm (file contents):
Revision 1.9 by williamc, Fri Sep 29 10:32:18 2000 UTC vs.
Revision 1.15 by sashby, Wed Aug 22 12:40:13 2001 UTC

#	Line 2 | Line 2
2		#
3		# Interface
4		# ---------
5	<	# new(ConfigArea) : A new BuildSetup
6	<	# BuildDir(directory,targets) : prepare the ground for a build and build
5	>	# new(toolbox) : A new BuildSetup
6	>	# BuildSetup(directory,targets) : prepare the ground for a build and build
7		# getclass(directory) : return (Class, ClassDir, BuildFileobject)
8		#                       associated with directory
9	<	# setup(dir)
9	>	#
10
11		package BuildSystem::BuildSetup;
12		require 5.004;
13		use Utilities::Verbose;
14		use Utilities::SCRAMUtils;
15		use BuildSystem::BuildFile;
16	–	use BuildSystem::DateStampRecord;
16		use Utilities::AddDir;
17		@ISA=qw(Utilities::Verbose);
18
#	Line 21 | Line 20 | sub new {
20		my $class=shift;
21		my $self={};
22		bless $self,$class;
23	<	$self->{area}=shift;
25	<	$self->{toolbox}=$self->{area}->toolbox();
26	<	$self->{projconfigdir}=$self->{area}->configurationdir();
27	<	$self->{localtop}=$self->{area}->location();
28	<	$self->{releasearea}=$self->{area}->linkarea();
29	<	if ( ! defined $self->{releasearea} ) {
30	<	$self->{releasearea}=$self->{area};
31	<	}
32	<	$self->{releasetop}=$self->{releasearea}->location();
33	<	$self->{buildfilename}="BuildFile";
34	<	#$self->verbosity(1);
35	<	$self->_configurationsetup();
23	>	$self->{toolbox}=shift;
24		return $self;
25		}
26
27	<	sub _generateexternals {
28	<	my $self=shift;
29	<	my $outfile=shift;
30	<
31	<	# -- specify these files for dependency information
32	<	my $depfile=$self->{projconfigdir}."/External_Dependencies";
33	<
34	<	# -- get list of dependent files
35	<	my $datadir=$self->{localtop}."/.SCRAM/".$ENV{SCRAM_ARCH};
36	<	$fdir=FileHandle->new();
37	<	opendir $fdir, $datadir;
38	<	my @depfiles=grep !/^\.\.?$/, readdir $fdir;
39	<	undef $fdir;
40	<	for (my $i=0; $i<=$#depfiles; $i++ ) {
41	<	$depfiles[$i]=$datadir."/".$depfiles[$i];
42	<	}
43	<
44	<	# -- do we need to rebuild?
45	<	if ( SCRAMUtils::dated($outfile,@depfiles) ) {
46	<	print "Configuring Local Area\n";
47	<	# -- open output file
48	<	my $fout=FileHandle->new();
49	<	$fout->open(">".$outfile) or die "Unable to open $outfile for output".
50	<	$!."\n";
51	<
52	<	# -- print out tool/ version info
53	<	my ($tool,$toolobj,$f,$val,$version);
54	<	foreach $tool ( $self->{toolbox}->tools() ) {
55	<	$version=$self->{toolbox}->defaultversion($tool);
56	<	# default versions
57	<	print $fout "ifdef $tool\n".$tool."_V_".$version."=true\nendif\n";
58	<	# -- set up the different version  -- externals
59	<	foreach $version ( $self->{toolbox}->versions($tool) ) {
60	<	$toolobj=$self->{toolbox}->gettool($tool,$version);
61	<	@deps=$toolobj->getfeature("_externals");
62	<	foreach $d ( @deps ) {
63	<	$d=~tr[A-Z][a-z];
64	<	print $fout "ifdef ".$tool."_V_".$version."\n $d=true\nendif\n";
65	<	}
66	<	# -- tool info
67	<	print $fout "ifdef ".$tool."_V_".$version."\n";
68	<	foreach $f ( $toolobj->features() ) {
81	<	foreach $val ( $toolobj->getfeature($f) ) {
82	<	print $fout "\t".$f." += ".$val."\n";
83	<	}
84	<	}
85	<	print $fout "endif\n";
86	<	}
87	<	}
88	<	# some addittional processing of specific vars
89	<	print $fout 'INCLUDEPATH+=$(addprefix -I,$(INCLUDE))'."\n";
90	<	print $fout 'LDFLAGS+=$(addprefix -L,$(LIBDIR))'."\n";
91	<	print $fout 'CPPFLAGS+=$(addprefix -D,$(CPPDEFINES))'."\n";
92	<	print $fout 'lib+=$(extralib)'."\n";
93	<	print $fout 'LDLIBS+=$(addprefix -l,$(lib))'."\n";
94	<	print $fout 'LDLIBS+=$(addprefix -l,$(REQUIRES))'."\n";
95	<
96	<	undef $fout;
97	<	$self->verbose("End Configuration Setup");
98	<	}
99	<	}
100	<
101	<	sub classsetup {
102	<	my $self=shift;
103	<	my $THISDIR=shift;
104	<
105	<	my $classmakefile;
106	<
107	<	my ($Class, $ClassDir, $bf)=$self->getclass($THISDIR);
108	<	$self->verbose("Class = $Class : ClassDir = $ClassDir for directory ".
109	<	$THISDIR);
110	<
111	<	# -- should we ignore?
112	<	if ( $bf->ignore() ) {
113	<	print "Nothing to be done - empty group\n";
114	<	exit;
115	<	}
116	<
117	<
118	<	# -- Create a makefile from the class BuildFile
119	<	my $classbuildfile=$self->{localtop}."/".
120	<	$self->{projconfigdir}."/".$Class."_BuildFile";
121	<	if ( -f $classbuildfile ) {
122	<	$classmakefile=$self->{localtop}."/".$ENV{INTwork}.
123	<	"/".$Class."_makefile.mk";
124	<	if ( SCRAMUtils::dated($classmakefile, $classbuildfile) ) {
125	<	# -- generate the new makefile if out of date
126	<	$self->verbose("Generating $classmakefile from".
127	<	" $classbuildfile");
128	<	my $classbf=BuildSystem::BuildFile->new($self->{area});
129	<	undef $ENV{LatestBuildFile}; # gets set by BuildFile
130	<	$classbf->GenerateMakefile($classbuildfile, $classmakefile);
131	<	undef $ENV{LatestBuildFile}; # gets set by BuildFile
132	<	}
133	<	}
134	<	else {
135	<	# -- No BuildFile - maybe its old style makefile
136	<	$classmakefile=$self->{localtop}."/".
137	<	$self->{projconfigdir}."/".$Class."_makefile.mk";
138	<	if ( ! -f $classmakefile ) {
139	<	$self->error("Unable to find matching ".$Class.
140	<	"_BuildFile or ".$Class."_makefile.mk");
141	<	}
142	<	}
143	<	# -- set LatestBuildFile
144	<	if ( $bf->buildfile() ne "" ) {
145	<	$ENV{LatestBuildFile}=$bf->makefile();
146	<	}
147	<	else {
148	<	$ENV{LatestBuildFile}=$self->{topbf}->makefile();
149	<	}
150	<
151	<	return ($Class,$ClassDir,$classmakefile);
152	<	}
153	<
154	<	sub _configurationsetup {
155	<	my $self=shift;
156	<
157	<	# -- set working directory
158	<	$self->{workdir}=$ENV{INTwork};
159	<	$self->{fullworkdir}=$self->{localtop}."/".$self->{workdir};
160	<
161	<	# -- make working directory
162	<	chdir $self->{localtop};
163	<	AddDir::adddir($self->{workdir});
27	>	sub _generateexternals
28	>	###############################################################
29	>	# _generateexternals                                          #
30	>	###############################################################
31	>	# modified : Thu Jul 12 12:06:50 2001 / SFA                   #
32	>	# params   :                                                  #
33	>	#          :                                                  #
34	>	#          :                                                  #
35	>	#          :                                                  #
36	>	# function :                                                  #
37	>	#          :                                                  #
38	>	#          :                                                  #
39	>	###############################################################
40	>	{
41	>	my $self=shift;
42	>	my $outfile=shift;
43	>
44	>	# -- specifiy these files for dependency information
45	>	# NB: This file is never used!
46	>
47	>	my $depfile=$ENV{projconfigdir}."/External_Dependencies";
48	>
49	>	# -- get list of dependent files
50	>	my $datadir=$ENV{LOCALTOP}."/.SCRAM/".$ENV{SCRAM_ARCH};
51	>	$fdir=FileHandle->new();
52	>	opendir $fdir, $datadir;
53	>	my @depfiles=grep !/^\.\.?$/, readdir $fdir;
54	>	undef $fdir;
55	>
56	>	for (my $i=0; $i<=$#depfiles; $i++ )
57	>	{
58	>	$depfiles[$i]=$datadir."/".$depfiles[$i];
59	>	}
60	>
61	>	# -- do we need to rebuild?
62	>	if ( SCRAMUtils::dated($outfile,@depfiles) )
63	>	{
64	>	print "Configuring Local Area\n";
65	>	# -- open output file
66	>	my $fout=FileHandle->new();
67	>	$fout->open(">".$outfile) or die "Unable to open $outfile for output".
68	>	$!."\n";
69
70	<	# -- generate tool info
71	<	$self->_generateexternals($self->{fullworkdir}."/clientmakefile");
72	<
73	<	# -- process project BuildFile
74	<	$self->_topbuildfile();
75	<	}
70	>	# -- print out tool/ version info
71	>	my ($tool,$toolobj,$f,$val,$version);
72	>
73	>	foreach $tool ( $self->{toolbox}->tools() )
74	>	{
75	>	$version=$self->{toolbox}->defaultversion($tool);
76	>
77	>	# default versions
78	>	print $fout "ifdef $tool\n".$tool."_V_".$version."=true\nendif\n";
79	>
80	>	# -- set up the different version  -- externals
81	>	foreach $version ( $self->{toolbox}->versions($tool) )
82	>	{
83	>	$toolobj=$self->{toolbox}->gettool($tool,$version);
84	>	@deps=$toolobj->getfeature("_externals");
85	>	#
86	>	foreach $d ( @deps )
87	>	{
88	>	$d=~tr[A-Z][a-z];
89	>	print $fout "ifdef ".$tool."_V_".$version."\n $d=true\nendif\n";
90	>	}
91	>	# -- tool info
92	>	print $fout "ifdef ".$tool."_V_".$version."\n";
93	>
94	>	foreach $f ( $toolobj->features() )
95	>	{
96	>	foreach $val ( $toolobj->getfeature($f) )
97	>	{
98	>	print $fout "\t".$f." += ".$val."\n";
99	>	}
100	>	}
101	>	# -- include any makefiles associated with the tool
102	>	if ( -f $self->{toolbox}->toolmakefile($tool,$version) )
103	>	{
104	>	print $fout "-include ".
105	>	$self->{toolbox}->toolmakefile($tool,$version)."\n";
106	>	}
107	>	print $fout "endif\n";
108	>	}
109	>	}
110	>	# some addittional processing of specific vars
111	>	print $fout 'INCLUDEPATH+=$(addprefix -I,$(INCLUDE))'."\n";
112	>	print $fout 'LDFLAGS+=$(addprefix -L,$(LIBDIR))'."\n";
113	>	print $fout 'CPPFLAGS+=$(addprefix -D,$(CPPDEFINES))'."\n";
114	>	print $fout 'lib+=$(extralib)'."\n";
115	>	print $fout 'LDLIBS+=$(addprefix -l,$(lib))'."\n";
116	>	print $fout 'LDLIBS+=$(addprefix -l,$(REQUIRES))'."\n";
117	>	print $fout 'LD_LIBRARY_PATH:=$(subst $(space),:,$(LD_LIBRARY_PATH))'."\n";
118	>
119	>	undef $fout;
120	>	}
121	>	}
122
123	<	sub BuildDir {
124	<	my $self=shift;
125	<	my $THISDIR=shift;
126	<	my @Targets=@_;
127	<	my $DefaultBuildFile="";
128	<
129	<	# -- Setup Class specifics
130	<	($Class,$ClassDir,$classmakefile)=$self->classsetup($THISDIR);
131	<	$ENV{classmakefile}=$classmakefile;
132	<	$ENV{Class}=$Class;
133	<	$ENV{ClassDir}=$ClassDir;
134	<	$DefaultBuildFile=$ENV{classmakefile};
135	<	$ENV{DefaultBuildFile}=$DefaultBuildFile;
136	<
137	<	# -- Create working directory
138	<	my $workdir=$self->{workdir}."/".$ClassDir;
139	<	chdir $self->{localtop};
140	<	AddDir::adddir($workdir);
141	<	$ENV{workdir}=$workdir;
142	<	my $fullworkdir=$self->{localtop}."/".$ENV{workdir};
143	<	chdir $fullworkdir || die "Unable to enter working directory $!";
123	>	sub BuildSetup
124	>	{
125	>	###############################################################
126	>	# BuildSetup                                                  #
127	>	###############################################################
128	>	# modified : Fri Aug 10 16:57:03 2001 / SFA                   #
129	>	# params   :                                                  #
130	>	#          :                                                  #
131	>	#          :                                                  #
132	>	#          :                                                  #
133	>	# function : Build targets.                                   #
134	>	#          :                                                  #
135	>	#          :                                                  #
136	>	###############################################################
137	>	my $self=shift;
138	>	my $THISDIR=shift;
139	>	my @Targets=@_;
140	>	my $DefaultBuildFile="";
141	>	my $Class="";
142	>
143	>	# -- Create working directory
144	>	chdir $ENV{LOCALTOP};
145	>	AddDir::adddir($ENV{INTwork}."/".$THISDIR);
146	>
147	>	my ($Class, $ClassDir, $bf)=$self->getclass($THISDIR);
148	>	$self->verbose("Class = $Class");
149	>	$self->verbose("ClassDir = $ClassDir");
150
151	<	# -- Set up some other useful variables for the Build
152	<	# set variables listing directories/files available
153	<	my $fh=FileHandle->new();
154	<	opendir $fh, "$self->{localtop}/$ClassDir";
155	<	my @allfiles= grep !/^\.\.?$/, readdir $fh;
156	<	undef $fh;
157	<	foreach $file ( @allfiles ) {
158	<	if ( -d "$self->{localtop}/$ClassDir/$file" ) {
159	<	$ENV{SCRAM_AVAILDIRS}=$ENV{SCRAM_AVAILDIRS}." ".$file;
160	<	}
161	<	else {
162	<	$ENV{SCRAM_AVAILFILES}=$ENV{SCRAM_AVAILFILES}." ".$file;
163	<	}
164	<	}
165	<	my $targetnumber=$#Targets;
166	<	$ENV{"MAKETARGETS"}="";
167	<	foreach $word ( @Targets ) {
168	<	if ( $word=~/.*=.*/ ) { # if we have an assignment it cant be a target
169	<	$targetnumber--;
170	<	}
171	<	else {
172	<	# set some variables for use in makefiles
173	<	$ENV{"MAKETARGET_".$word}=$word;
174	<	if ( $ENV{"MAKETARGETS"} ne "" ) {
175	<	$ENV{"MAKETARGETS"}=$ENV{"MAKETARGETS"}." ".$word;
176	<	}
177	<	else {
178	<	$ENV{"MAKETARGETS"}=$word;
179	<	}
180	<	}
181	<	}
151	>	if ( $bf->ignore() )
152	>	{
153	>	print "Nothing to be done - empty group\n";
154	>	exit;
155	>	}
156	>	shift;
157	>	$self->_generateexternals($ENV{LOCALTOP}."/".$ENV{INTwork}."/clientmakefile");
158	>
159	>	# set up the workdir variable
160	>	$ENV{workdir}=$ENV{INTwork}."/".$ClassDir;
161	>	my $fullworkdir=$ENV{LOCALTOP}."/".$ENV{workdir};
162	>
163	>	# set up projdeps variable
164	>	my $projectfile=$ENV{projconfigdir}."/External_Dependencies";
165	>	if ( -e $ENV{LOCALTOP}."/".$projectfile )
166	>	{
167	>	$ENV{projdeps}=$ENV{LOCALTOP}."/".$projectfile;
168	>	}
169	>	elsif ( -e $ENV{RELEASETOP}."/".$projectfile )
170	>	{
171	>	$ENV{projectfile}=$ENV{RELEASETOP}."/".$projectfile;
172	>	}
173	>	if ( $DefaultBuildFile eq "" )
174	>	{
175	>	# Map Relevant makefile classmakefile directory
176	>	my $classmakefile=$ENV{projconfigdir}."/".$Class."_makefile.mk";
177	>	if ( -e $ENV{LOCALTOP}."/".$classmakefile )
178	>	{
179	>	$ENV{classmakefile}=$ENV{LOCALTOP}."/".$classmakefile;
180	>	}
181	>	elsif ( -e $ENV{RELEASETOP}."/".$classmakefile )
182	>	{
183	>	$ENV{classmakefile}=$ENV{RELEASETOP}."/".$classmakefile;
184	>	}
185	>	else
186	>	{
187	>	print "\nUnable to locate $classmakefile\n";
188	>	print " Not in $ENV{LOCALTOP}\n";
189	>	print " Not in $ENV{RELEASETOP}\n";
190	>	exit 1;
191	>	}
192	>	$DefaultBuildFile=$ENV{classmakefile}; # TODO - only for override
193	>	}
194	>
195	>	$ENV{ClassDir}=$ClassDir;
196	>	$ENV{Class}=$Class;
197	>	$ENV{DefaultBuildFile}=$DefaultBuildFile;
198	>
199	>	chdir $fullworkdir || die "Unable to enter working directory $!";
200	>
201	>	# Set up some other useful variables fo the Build
202	>	# list of directories available
203	>	opendir IDR, "$ENV{LOCALTOP}/$THISDIR";
204	>	@allfiles= grep !/^\.\.?$/, readdir IDR;
205	>	foreach $file ( @allfiles )
206	>	{
207	>	if ( -d "$ENV{LOCALTOP}/$THISDIR/$file" )
208	>	{ # only add if its a directory
209	>	$ENV{SCRAM_AVAILDIRS}=$ENV{SCRAM_AVAILDIRS}." ".$file;
210	>	}
211	>	else
212	>	{
213	>	$ENV{SCRAM_AVAILFILES}=$ENV{SCRAM_AVAILFILES}." ".$file;
214	>	}
215	>	}
216	>	$targetnumber=$#Targets;
217
218	<	# -- If target not specified default to the class name target
219	<	if ( $targetnumber == -1 ) {
220	<	push @Targets,$Class;
221	<	}
218	>	foreach $word ( @Targets )
219	>	{
220	>	if ( $word=~/.*=.*/ )
221	>	{ # if we have an assignment it cant be a target
222	>	$targetnumber--;
223	>	}
224	>	elsif ( $word=~/^-/ )
225	>	{
226	>	$targetnumber--;
227	>	}
228	>	else
229	>	{
230	>	$ENV{"MAKETARGET_".$word}=$word;
231	>	}
232	>	}
233
234	<	$ENV{DefaultMakefile}="$ENV{TOOL_HOME}/basics.mk";
234	>	# If not specified default to the class name target
235	>	if ( $targetnumber == -1 )
236	>	{
237	>	push @Targets,$Class;
238	>	}
239
240	+	$ENV{DefaultMakefile}="$ENV{TOOL_HOME}/basics.mk";
241
242	<	$SCRAM_GROUPSDIR=$self->{localtop}."/".$self->{projconfigdir}."/groups.mk";
243	<	if ( -f $SCRAM_GROUPSDIR ) {
242	>	$SCRAM_GROUPSDIR=$ENV{LOCALTOP}."/".$ENV{projconfigdir}."/groups.mk";
243	>	if ( -f $SCRAM_GROUPSDIR )
244	>	{
245		$ENV{SCRAM_GROUPSDIR}=$SCRAM_GROUPSDIR;
246	<	}
247	<
248	<	# Do a datestamp check so that make will build files that have changed
249	<	# rather than just those which are older than their dependencies
250	<	$self->_checkdatestampindir($ClassDir);
251	<
252	<	# -- call the block building method
253	<	#$report=$bs->build(@Targets);
254	<
255	<
256	<	# The main build here
257	<	$rv=system("gmake","--no-print-directory","-r","-k","-f","$ENV{DefaultMakefile}","-I$ENV{TOOL_HOME}", @Targets);
258	<	return $rv/256; # return the exit status of gmake
259	<
260	<	}
261	<
262	<	sub BuildIt {
263	<	my $self=shift;
264	<	my $dir=shift;
265	<
266	<	# -- get the building block for the directory
267	<	my $block=$self->_getdirblock($dir);
268	<
269	<	# -- is there a class block associated with the directory?
270	<	my ($class)=getclass($dir);
271	<	my $classblock=$self->_getclassblock($class);
272	<
273	<	# -- Search for Blocks up to tree root
274	<	my @dirblocks=();
275	<	my @dirs=split /\//, $dir;
276	<	my $fulldir="";
277	<	foreach $dire ( "/",@dirs ) {
269	<	$fulldir=$fulldir."/".$dire;  # root is //
270	<	my $block=$self->_getdirblock($fulldir);
271	<	last if $block->ignore(); # we dont need to go futher
272	<	push @dirblocks, $block;
273	<	}
274	<	foreach $block ( $classblock, @dirblocks ) {
275	<	# -- merge class blocks together
276	<	foreach $name ( $block->classes() ) {
277	<	$object->merge();
278	<	}
279	<	foreach $classinst ( $block->classinst() ) {
280	<	$types{$classinst->id()}=$class->newinst();
281	<	foreach $element ( $classinst ) {
282	<	$types{$classinst->id()}->setelement($element,
283	<	$classinst->value($element));
284	<	}
285	<	}
286	<	}
287	<
288	<	# -- call the builder
289	<
290	<	}
291	<
292	<	sub _getdirblock {
293	<	my $self=shift;
294	<	my $dir=shift;
295	<
296	<	if ( ! defined $self->{blocks}{$dir} ) {
297	<
298	<	# -- get a buildfile and do a block parse
299	<	my $bf=$self->_startbuildfile($dir);
300	<	$bf->blockparse($self->{blocks}{$dir});
301	<
302	<	}
303	<	return $self->{blocks}{$dir};
304	<	}
246	>	}
247	>
248	>	# Do a datestamp check so that make will build files that have changed
249	>	# rather than just those which are older than their dependencies
250	>	# The main build here
251	>	$rv=system("gmake","--no-print-directory","-r","-k","-f","$ENV{DefaultMakefile}","-I$ENV{TOOL_HOME}",datestamp_config);
252	>
253	>	print "\n","scram BUILDSYSTEM: V1.0  ****","\n";
254	>
255	>	my $gmakejobsflag = "-j";
256	>	chomp(my $currentOS = `uname`);
257	>
258	>	# Only use -j option if there are more then 1 cpu's.....
259	>	if ( $currentOS eq "Linux" )
260	>	{
261	>	chomp($ncpu=`cat /proc/cpuinfo | grep -c processor`);
262	>	}
263	>	elsif ( $currentOS eq "SunOS" )
264	>	# How can you tell how many CPUs you've got in a Sun box?:
265	>	{
266	>	$ncpu = 1;
267	>	}
268	>	else
269	>	# Who knows what the OS is. Leave as default:
270	>	{
271	>	$npcu = 1;
272	>	}
273	>
274	>	# Modify: try to force make to spawn more than one job (option: -j ).
275	>	$rv=system("gmake","--no-print-directory","$gmakejobsflag","$ncpu","-r","-k","-f","$ENV{DefaultMakefile}","-I$ENV{TOOL_HOME}",datestamp, @Targets);
276	>	return $rv/256; # return the exit status of gmake
277	>	}
278
279		sub getclass {
280		my $self=shift;
#	Line 312 | Line 285 | sub getclass {
285		#return if $dirname eq "";
286		@DIRA=split /\//, $dirname;
287
288	<	my $thispath=".";
289	<	# -- construct all class buildfiles in the path
288	>	$thispath=".";
289	>	# bootstrap from project buildfile if it exists
290	>	my $bf=BuildSystem::BuildFile->new($self->{toolbox});
291	>	$bf->CheckBuildFile($ENV{projconfigdir});
292	>
293	>	my @ClassPaths=split /:/, $bf->BlockClassPath();
294	>	foreach $BClassPath ( @ClassPaths ) {
295	>	next if ( $BClassPath eq "");
296	>	push @LoBCA, [ split /\//, $BClassPath ];
297	>	}
298		for ( $i=0; $i<=$#DIRA; $i++ ) {
299	<	#$thispath=(($thispath eq "")?$DIRA[$i]:$thispath."/".$DIRA[$i]);
300	<	$thispath=$thispath."/".$DIRA[$i];
301	<	if ( ! exists $self->{pathbf}{$thispath} ) {
321	<	$self->verbose("Initialising BuildFile in $thispath");
322	<	$self->{pathbf}{$thispath}=$self->_startbuildfile($thispath);
323	<	}
324	<	# -- check class overriden by BuildFile
325	<	if ( defined $self->{pathbf}{$thispath}->classname() ) {
326	<	$Class=$self->{pathbf}{$thispath}->classname();
299	>	$thispath=$thispath."/".$DIRA[$i];
300	>	if ( ($ClassName=$bf->CheckBuildFile($thispath)) ne "" ) {
301	>	$Class=$ClassName;
302		$ClassDir=$thispath;
303		}
304	+	# TODO --- Must test against position of last new BlockCaseA
305	+	# Need to reset array LoBCA to the New BlockPath
306	+	# - merge and replace options
307	+	#
308		else {
309	<	# -- sort it out from classpath directives
310	<	foreach $BlockClassA ( @{$self->{LoBCA}} ) {
311	<	next if ( $#{$BlockClassA} < $i );
333	<	$elem=${$BlockClassA}[$i];
334	<	if ( $elem=~/^$DIRA[$i]\+/ ) {
335	<	$elem=~s/^$DIRA[$i]//;
309	>	foreach $BlockClassA ( @LoBCA ) {
310	>	if ( $$BlockClassA[0]=~/^$DIRA[$i]\+/ ) {
311	>	$$BlockClassA[0]=~s/^$DIRA[$i]//;
312		}
313	<	#print $elem." ".$DIRA[$i]."\n";
314	<	if ( $elem=~/^\+/ ) {
339	<	($Class=$elem)=~s/^\+//;
313	>	if ( $$BlockClassA[0]=~/^\+/ ) {
314	>	($Class=$$BlockClassA[0])=~s/^\+//;
315		$ClassDir=$thispath;
316	+	shift @$BlockClassA;
317	+	}
318	+	else {
319	+	@$BlockClassA=();
320		}
342	–	#}
343	–	}
344	–	}
345	–	}
346	–	# -- default case
347	–	if ( $ClassDir eq "" ) {
348	–	if ( ! defined $self->{pathbf}{'.'}) {
349	–	$self->{pathbf}{'.'}=$self->_startbuildfile(".");
350	–	$self->verbose("DEFAULT class initialised : ".$self->{pathbf}{'.'});
351	–	}
352	–	$ClassDir=".";
353	–	}
354	–
355	–	# -- returns
356	–	($ClassDir_c=$ClassDir)=~s/^\.\///;
357	–	return ( $Class, $ClassDir_c, $self->{pathbf}{$ClassDir});
358	–	}
359	–
360	–	#
361	–	# Check to see if the buildfile is local or in the release area and
362	–	# parse appropriately
363	–	#
364	–	sub _startbuildfile {
365	–	my $self=shift;
366	–	my $classdir=shift;
367	–
368	–	my $bf=BuildSystem::BuildFile->new($self->{area});
369	–	my $thisfile="$classdir/$self->{buildfilename}";
370	–
371	–	if ( -e $self->{localtop}."/".$thisfile ) {
372	–	$bf->buildfile($self->{localtop}."/".$thisfile);
373	–	$bf->ParseBuildFile($self->{localtop}, $classdir,
374	–	$self->{buildfilename});
375	–	}
376	–	elsif ( -e $self->{releasetop}."/".$thisfile ) {
377	–	$bf->buildfile($self->{releasetop}."/".$thisfile);
378	–	$bf->ParseBuildFile($self->{releasetop}, $classdir,
379	–	$self->{buildfilename});
380	–	}
381	–	return $bf;
382	–	}
383	–
384	–	sub _topbuildfile {
385	–	my $self=shift;
386	–
387	–	# -- Analyse project buildfile if it exists
388	–	$self->{topbf}=BuildSystem::BuildFile->new($self->{area});
389	–
390	–	$self->{topbf}->buildfile($self->{localtop}."/".$self->{projconfigdir}
391	–	."/".$self->{buildfilename});
392	–	# -- generate top level makefile
393	–	$self->verbose("Generating Top Level BuildFile");
394	–	undef $ENV{LatestBuildFile};
395	–	$self->{topbf}->ParseBuildFile($self->{localtop},
396	–	$self->{projconfigdir},$self->{buildfilename});
397	–
398	–	my @ClassPaths=split /:/, $self->{topbf}->BlockClassPath();
399	–	foreach $BClassPath ( @ClassPaths ) {
400	–	next if ( $BClassPath eq "");
401	–	push @{$self->{LoBCA}}, [ split /\//, $BClassPath ];
402	–	}
403	–
404	–	}
405	–
406	–	sub _checkdatestampindir {
407	–	my $self=shift;
408	–	my $dir=shift;
409	–
410	–	# -- get all local .ds files
411	–	my $fh=FileHandle->new();
412	–	my $ldir=$self->{localtop}."/".$self->{workdir}."/".$dir;
413	–	opendir $fh, $ldir;
414	–	my @dsfiles= grep /^.*\.ds$/, readdir $fh;
415	–	$fh->close();
416	–
417	–	# -- copy across ds files from releasetop if not existing locally
418	–	if ( $#dsfiles < 0 ) {
419	–	# -- get all releasetop .ds files
420	–	my $rdir=$self->{releasetop}."/".$self->{workdir}."/".$dir;
421	–	opendir $fh, $rdir;
422	–	my @releasedsfiles= grep /^.*\.ds$/, readdir $fh;
423	–	foreach $file ( @releasedsfiles ) {
424	–	use File::Copy;
425	–	$self->verbose("Copying $file from $rdir to $ldir");
426	–	copy($rdir."/".$file,$ldir."/".$file);
427	–	}
428	–	$fh->close();
429	–	@dsfiles=@releasedsfiles;
430	–	}
431	–
432	–	# -- process ds files
433	–	my $file;
434	–	foreach $datafile ( @dsfiles ) {
435	–	$self->verbose("Processing $ldir/$datafile\n");
436	–	my $ds=BuildSystem::DateStampRecord->new($ldir."/".$datafile);
437	–	$ds->verbosity($self->verbosity());
438	–	my $needsupdate;
439	–	my $productfile=$ds->product();
440	–	my (%files,%moddate);
441	–
442	–	# now get dates in our dependency list
443	–	my @datedfiles=$ds->dated();
444	–	if ( $#datedfiles >= 0 ) {
445	–
446	–	$needsupdate=1;
447	–	$date=$datedfiles[0][1]-1;
448	–	}
449	–	else {
450	–	# -- extra checks for local replacement of files
451	–	foreach $file ( $ds->contents() ) {
452	–	# -- only check files
453	–	if ( -f $file ) {
454	–	$files{$file}=$ds->filedate($file);
455	–	# -- check to see if we have a new local copy
456	–	if ( ($file=~/\Q$self->{releasetop}\E/) &&
457	–	($self->{releasetop} ne $self->{localtop}) ) {
458	–	($tempfile=$file)=~s/\Q$self->{releasetop}\E/$self->{localtop}/;
459	–	if ( -f $tempfile ) {
460	–	$files{$tempfile}=$files{$file};
461	–	$file=$tempfile;
462	–	}
463	–	}
464	–	$moddate{$file}=(stat($file))[9];
465	–	if ( $moddate{$file} != $files{$file} ) {
466	–	$self->verbose($file." changed");
467	–	$date=$moddate{$file}-1;
468	–	$needsupdate=1;
469	–	}
470	–	}
471	–	}
472	–	}
473	–	# time stamp the product file to be older than the dependencies
474	–	if ( $needsupdate == 1 ) { # touch file into the past
475	–	my $newproductfile;
476	–	if ( $productfile!~/\Q$self->{localtop}\E/ ) {
477	–	if ( $productfile=~/\Q$self->{releasetop}\E/ ) {
478	–	($newproductfile=$productfile)=~
479	–	s/\Q$self->{releasetop}\E/$self->{localtop}/;
480	–	$self->verbose("Copying $productfile to $newproductfile");
481	–	copy($productfile,$newproductfile);
482	–	}
483	–	else { # assume no path to worry about
484	–	$newproductfile=$self->{localtop}."/".$ENV{workdir}.
485	–	"/".$productfile;
486	–	# -- make a local copy of the product file if not already here
487	–	my $oldproductfile=$self->{releasetop}."/".$ENV{workdir}.
488	–	"/".$productfile;
489	–	if ( ! -f $newproductfile ) {
490	–	if ( -f $oldproductfile ) {
491	–	$self->verbose("Copying $oldproductfile to $newproductfile");
492	–	copy($oldproductfile,$newproductfile);
493	–	}
494	–	}
495	–	}
496	–	}
497	–	else {
498	–	$newproductfile=$productfile;
321		}
500	–	if ( -f $newproductfile ) {
501	–	$self->verbose("Blasting $newproductfile to the past ($date)");
502	–	# If the (local) productfile exists - make it older
503	–	utime($date,$date,$newproductfile);
504	–	}
505	–	else {
506	–	$self->verbose("SomeThing Wrong(?) with $newproductfile\n".
507	–	"RELEASETOP=".$self->{releasetop}."\n".
508	–	"LOCALTOP=".$self->{localtop}."\n".
509	–	"workdir=".$ENV{workdir});
510	–	}
322		}
323	<	else {
324	<	$self->verbose("No need to touch $productfile");
325	<	}
515	<	}
516	<	undef $fh;
323	>	}
324	>	$ClassDir=~s/^\.\///;
325	>	return ( $Class, $ClassDir, $bf);
326		}

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