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root/cvsroot/COMP/SCRAM/src/Configuration/ConfigArea.pm

Comparing COMP/SCRAM/src/Configuration/ConfigArea.pm (file contents):
Revision 1.10 by williamc, Thu Feb 24 09:55:13 2000 UTC vs.
Revision 1.41 by muzaffar, Wed Mar 13 13:20:48 2013 UTC

#	Line 1 | Line 1
1	–	#
2	–	# ConfigArea.pm
3	–	#
4	–	# Originally Written by Christopher Williams
5	–	#
6	–	# Description
7	–	# -----------
8	–	# creates and manages a configuration area
9	–	#
10	–	# Options
11	–	# -------
12	–	# ConfigArea_location
13	–	# ConfigArea_name
14	–	#
15	–	# Interface
16	–	# ---------
17	–	# new(ActiveConfig)             : A new ConfigArea object
18	–	# setup()                       : setup the configuration area
19	–	# location([dir])               : set/return the location of the area
20	–	# version([version])            : set/return the version of the area
21	–	# name([name])                  : set/return the name of the area
22	–	# store(location)               : store data in file location
23	–	# restore(location)             : restore data from file location
24	–	# meta()                        : return a description string of the area
25	–	# addconfigitem(url)            : add a new item to the area
26	–	# configitem(@keys)             : return a list of fig items that match
27	–	#                                 the keys - all if left blank
28	–	# parentstore()                 : set/return the parent ObjectStore
29	–	# basearea(ConfigArea)          : Set/Get the base area
30	–	# freebase()                    : Remove any link to a base area
31	–	# bootstrapfromlocation([location]): bootstrap the object based on location.
32	–	#                                 no location specified - cwd used
33	–	# searchlocation([startdir])    : returns the location directory. search starts
34	–	#                                 from cwd if not specified
35	–	# defaultdirname()              : return the default directory name string
36	–	# copy(location)                : make a copy of the current area at the
37	–	#                                 specified location - defaults to cwd/default
38	–	#                                 if not specified . ConfigArea_name,
39	–	#                                 ConfigArea_location also override .
40	–	#                                 Return an object representing the area
41	–	# satellite()                   : make a satellite area based on $self
42	–	# arch([archobj])               : Set/get the architecture object
43	–	# structure(name)               : return the object corresponding to the
44	–	#                                 structure name
45	–	# structurelist()               : return list of structure objectS
46	–	# downloadtotop(dir,url)        : download the url to a dir in the config area
47	–	#
48	–
1		package Configuration::ConfigArea;
50	–	use ActiveDoc::ActiveDoc;
2		require 5.004;
3		use Utilities::AddDir;
4	<	use ObjectUtilities::ObjectStore;
54	<	use Configuration::ConfigStore;
55	<	use Configuration::ActiveDoc_arch;
4	>	use Utilities::Verbose;
5		use Cwd;
6	<	@ISA=qw(Configuration::ActiveDoc_arch ObjectUtilities::StorableObject);
58	<
59	<	sub init {
60	<	my $self=shift;
6	>	@ISA=qw(Utilities::Verbose);
7
8	<	$self->newparse("init");
9	<	$self->newparse("download");
10	<	$self->newparse("setup");
11	<	$self->newparse("setup_tools");
66	<	$self->addarchtags("setup_tools");
67	<	$self->addarchtags("setup");
68	<	$self->addtag("init","project",\&Project_Start,$self,
69	<	\&Project_text,$self,"", $self );
70	<	$self->addurltags("download");
71	<	$self->addtag("download","download",\&Download_Start,$self,
72	<	"", $self, "",$self);
73	<	$self->addtag("download","use",\&Use_download_Start,$self,
74	<	"", $self, "",$self);
75	<	$self->addurltags("setup");
76	<	$self->addtag("setup_tools","use",\&Use_Start,$self, "", $self, "",$self);
77	<	$self->addtag("setup","structure",\&Structure_Start,$self,
78	<	"", $self, "",$self);
79	<
80	<	# data init
8	>	sub new {
9	>	my $class=shift;
10	>	my $self={};
11	>	bless $self, $class;
12		$self->{admindir}=".SCRAM";
13	+	$self->{configurationdir} = "config";
14	+	$self->{forcearch} = shift || "";
15	+	$self->{arch} = $self->{forcearch} || $ENV{SCRAM_ARCH};
16	+	return $self;
17	+	}
18	+
19	+	sub toolcachename
20	+	{
21	+	my $self=shift;
22	+	return ($self->archdir()."/ToolCache.db.gz");
23	+	}
24	+
25	+	sub projectcachename
26	+	{
27	+	my $self=shift;
28	+	return ($self->archdir()."/ProjectCache.db.gz");
29	+	}
30	+
31	+	sub symlinks {
32	+	my $self=shift;
33	+	if (@_) {$self->{symlinks}=shift;}
34	+	return $self->{symlinks};
35	+	}
36	+
37	+	sub calchksum {
38	+	my $self=shift;
39	+	my $dir=$self->location()."/".$self->configurationdir();
40	+	my $sum="";
41	+	if (-f "${dir}/config_tag")
42	+	{
43	+	my $ref;
44	+	open ($ref, "${dir}/config_tag");
45	+	$sum=<$ref>;
46	+	close($ref);
47	+	chomp $sum;
48	+	}
49	+	else
50	+	{
51	+	push @INC,$dir;
52	+	require SCRAM::Plugins::ProjectChkSum;
53	+	$sum=&SCRAM::Plugins::ProjectChkSum::chksum($dir);
54	+	pop @INC;
55	+	}
56	+	return $sum;
57		}
58
59	<	sub basearea {
85	<	my $self=shift;
86	<
87	<	my $area;
88	<	if ( @_ ) {
89	<	$area=shift;
90	<	$self->config()->store($area,"BaseArea");
91	<	}
92	<	else {
93	<	($area)=$self->config()->restore("BaseArea");
94	<	}
95	<	return $area;
96	<	}
97	<
98	<	sub freebase {
59	>	sub configchksum {
60		my $self=shift;
61	<	$self->config()->delete("BaseArea");
61	>	if (@_) {$self->{configchksum}=shift;}
62	>	return $self->{configchksum};
63		}
64
103	–	sub defaultdirname {
104	–	my $self=shift;
105	–	my $name=$self->name();
106	–	my $vers=$self->version();
107	–	$vers=~s/^$name\_//;
108	–	$name=$name."_".$vers;
109	–	return $name;
110	–	}
111	–
112	–
113	–	sub setup {
114	–	my $self=shift;
65
66	<	# --- find out the location - default is cwd
117	<	my $location=$self->option("ConfigArea_location");
118	<	if ( ! defined $location ) {
119	<	$location=cwd();
120	<	}
121	<	elsif ( $location!~/^\// ) {
122	<	$location=cwd()."/".$location;
123	<	}
124	<
125	<	# --- find area directory name , default name projectname_version
126	<	my $name=$self->option("ConfigArea_name");
127	<	if ( ! defined $name ) {
128	<	$name=$self->defaultdirname();
129	<	}
130	<	$self->location($location."/".$name);
131	<
132	<	# make a new store handler
133	<	$self->_setupstore();
134	<
135	<	# --- download everything first
136	<	$self->parse("download");
137	<
138	<	# --- and parse the setup file
139	<	$self->parse("setup");
140	<	$self->parse("setup_tools");
141	<
142	<	# --- store bootstrap info
143	<	$self->store($self->location()."/".$self->{admindir}."/ConfigArea.dat");
144	<
145	<	# --- store self in original database
146	<	$self->parentconfig()->store($self,"ConfigArea",$self->name(),
147	<	$self->version());
148	<	}
149	<
150	<	sub structure {
66	>	sub name {
67		my $self=shift;
68	<	my $vr=shift;
69	<	return $self->{structures}{$vr};
68	>	@_?$self->{name}=shift
69	>	:$self->{name};
70		}
71
72	<	sub structurelist {
72	>	sub version {
73		my $self=shift;
74	<	return ( keys %{$self->{structures}} );
74	>	@_?$self->{version}=shift
75	>	:$self->{version};
76		}
77
78	<	sub _setupstore {
78	>	sub setup {
79		my $self=shift;
80	<
81	<	# --- make a new ConfigStore at the location and add it to the db list
82	<	my $ad=Configuration::ConfigStore->new($self->location().
83	<	"/".$self->{admindir}, $self->arch());
84	<
85	<	$self->parentconfig($self->config());
86	<	#        $self->config(Configuration::ConfigureStore->new());
87	<	#        $self->config()->db("local",$ad);
88	<	#        $self->config()->db("parent",$self->parentconfig());
89	<	#        $self->config()->policy("cache","local");
90	<	$self->config($ad);
91	<	$self->config()->basedoc($self->parentconfig()->basedoc());
80	>	my $location=shift;
81	>	my $areaname=shift  || undef;
82	>	my $symlinks=shift  || 0;
83	>	my $locarea = shift || undef;
84	>	if ( (! defined $areaname) || ( $areaname eq "" ) ) {
85	>	$areaname=$self->version();
86	>	}
87	>	$self->location($location."/".$areaname);
88	>	$self->symlinks($symlinks);
89	>	if ($self->configchksum() ne "")
90	>	{
91	>	if ((!-defined $locarea) && (-f "${location}/${areaname}/".$self->admindir()."/Environment"))
92	>	{
93	>	$locarea=Configuration::ConfigArea->new();
94	>	$locarea->bootstrapfromlocation("${location}/${areaname}");
95	>	}
96	>	if ((defined $locarea) && ($locarea->configchksum() != $self->configchksum()))
97	>	{
98	>	print "ERROR: Can not setup your current working area for SCRAM_ARCH: $ENV{SCRAM_ARCH}\n",
99	>	"Your current development area ${location}/${areaname}\n",
100	>	"is using a different ${areaname}/config then the one used for\n",
101	>	$self->releasetop(),".\n";
102	>	exit 1;
103	>	}
104	>	}
105	>	Utilities::AddDir::adddir($self->archdir());
106		}
107
108	<	sub bootstrapfromlocation {
108	>	sub configurationdir {
109		my $self=shift;
110	<
111	<	if ( ! defined $self->location(@_) ) {
181	<	$self->error("Unable to locate the top of local configuration area");
110	>	if ( @_ ) {
111	>	$self->{configurationdir}=shift;
112		}
113	<	print "Found top ".$self->location()."\n";
184	<	$self->_setupstore();
185	<	$self->restore($self->location()."/".$self->{admindir}.
186	<	"/ConfigArea.dat");
113	>	return (defined $self->{configurationdir})?$self->{configurationdir}:undef;
114		}
115
116	<	sub parentconfig {
116	>	sub sourcedir {
117		my $self=shift;
118	<	@_?$self->{parentconfig}=shift
119	<	:$self->{parentconfig};
118	>	if ( @_ ) {
119	>	$self->{sourcedir}=shift;
120	>	}
121	>	return (defined $self->{sourcedir})?$self->{sourcedir}:undef;
122		}
123
124	<	sub store {
124	>	sub releasetop {
125		my $self=shift;
126	<	my $location=shift;
127	<
128	<	my $fh=$self->openfile(">".$location);
129	<	$self->savevar($fh,"location", $self->location());
201	<	$self->savevar($fh,"url", $self->url());
202	<	$self->savevar($fh,"name", $self->name());
203	<	$self->savevar($fh,"version", $self->version());
204	<	$fh->close();
205	<
206	<	$self->_storestructures();
126	>	if ( @_ ) {
127	>	$self->{releasetop}=shift;
128	>	}
129	>	return (defined $self->{releasetop})?$self->{releasetop}:undef;
130		}
131
132	<	sub satellite {
133	<	my $self=shift;
134	<	my $newarea=$self->copy(@_);
135	<	$newarea->_makesatellites();
136	<	return $newarea;
137	<	}
132	>	sub admindir()
133	>	{
134	>	my $self=shift;
135	>
136	>	@_ ? $self->{admindir} = shift
137	>	: $self->{admindir};
138	>	}
139
140	<	sub copy {
140	>	sub bootstrapfromlocation {
141		my $self=shift;
142	<	use File::Basename;
143	<	# create the area
144	<
145	<	my $destination;
222	<	if ( @_ ) {
223	<	$destination=shift;
142	>	my $location = $self->searchlocation(shift);
143	>	my $rv=0;
144	>	if ( ! defined $location) {
145	>	$rv=1;
146		}
147		else {
148	<	my($location,$name)=$self->_defaultoptions();
149	<	$destination=$location."/".$name
148	>	$self->location($location);
149	>	$self->_LoadEnvFile();
150		}
151	<	#AddDir::adddir(dirname($destination)."/".$self->{admindir});
230	<	#AddDir::adddir($destination."/".$self->{admindir});
231	<
232	<	# copy across the admin dir
233	<	$temp=$self->location()."/".$self->{admindir};
234	<	AddDir::copydir($temp,"$destination/".$self->{admindir});
235	<	# create a new object based on the new area
236	<	my $newarea=ref($self)->new($self->parentconfig());
237	<	$newarea->bootstrapfromlocation($destination);
238	<	# save it with the new location info
239	<	$newarea->store($self->location()."/".$self->{admindir}.
240	<	"/ConfigArea.dat");
241	<	return $newarea;
242	<	}
243	<
244	<	sub restore {
245	<	my $self=shift;
246	<	my $location=shift;
247	<
248	<	my $fh=$self->openfile("<".$location);
249	<	my $varhash={};
250	<	$self->restorevars($fh,$varhash);
251	<	if ( ! defined $self->location() ) {
252	<	$self->location($$varhash{"location"});
253	<	}
254	<	$self->_setupstore();
255	<	$self->url($$varhash{"url"});
256	<	$self->name($$varhash{"name"});
257	<	$self->version($$varhash{"version"});
258	<	$fh->close();
259	<
260	<	$self->_restorestructures();
261	<	}
262	<
263	<	sub name {
264	<	my $self=shift;
265	<
266	<	@_?$self->{name}=shift
267	<	:$self->{name};
268	<	}
269	<
270	<	sub version {
271	<	my $self=shift;
272	<
273	<	@_?$self->{version}=shift
274	<	:$self->{version};
151	>	return $rv;
152		}
153
154		sub location {
#	Line 279 | Line 156 | sub location {
156
157		if ( @_ ) {
158		$self->{location}=shift;
159	+	delete $self->{archs};
160	+	$self->_setAreaArch();
161		}
162		elsif ( ! defined $self->{location} ) {
163		# try and find the release location
164		$self->{location}=$self->searchlocation();
165	+	if (defined $self->{location})
166	+	{
167	+	$self->_setAreaArch()
168	+	}
169		}
170		return  $self->{location};
171		}
172
173		sub searchlocation {
174		my $self=shift;
175	<
175	>
176		#start search in current directory if not specified
177		my $thispath;
178	<	@_?$thispath=shift
179	<	:$thispath=cwd();
180	<
178	>	if ( @_ ) {
179	>	$thispath=shift
180	>	}
181	>	else {
182	>	$thispath=cwd();
183	>	}
184	>
185		my $rv=0;
186
187	+	# chop off any files - we only want dirs
188	+	if ( -f $thispath ) {
189	+	$thispath=~s/(.*)\/.*/$1/;
190	+	}
191		Sloop:{
192		do {
193	<	#         print "Searching $thispath\n";
193	>	$self->verbose("Searching $thispath");
194		if ( -e "$thispath/".$self->{admindir} ) {
195	<	#           print "Found\n";
195	>	$self->verbose("Found\n");
196		$rv=1;
197		last Sloop;
198		}
199		} while ( ($thispath=~s/(.*)\/.*/$1/)=~/./ ) };
200	<
200	>
201		return $rv?$thispath:undef;
202		}
203
204	<	sub meta {
204	>	sub archname {
205		my $self=shift;
206	<
207	<	my $string=$self->name()." ".$self->version()." located at :\n  ".
208	<	$self->location;
209	<	}
210	<
320	<	sub configitem {
321	<	my $self=shift;
322	<
323	<	return ($self->config()->find("ConfigItem",@_));
324	<	}
325	<
326	<	sub addconfigitem {
327	<	my $self=shift;
328	<	my $url=shift;
329	<
330	<	my $docref=$self->activatedoc($url);
331	<	# Set up the document
332	<	$docref->setup();
333	<	$docref->save();
334	<	#       $self->config()->storepolicy("local");
335	<	}
336	<
337	<	sub downloadtotop {
338	<	my $self=shift;
339	<	my $url=shift;
340	<	my $dir=shift;
341	<
342	<	# only download once
343	<	if ( ! -e $self->location()."/".$dir ) {
344	<	$self->{urlhandler}->download($url,$self->location()."/".$dir);
345	<	}
346	<	}
347	<
348	<	sub _makesatellites {
349	<	my $self=shift;
350	<	foreach $st ( values %{$self->{structures}} ) {
351	<	$st->setupsatellite()
206	>	if ( @_ ) {
207	>	$self->{arch} = shift;
208	>	if (defined $self->{location}) {
209	>	$self->archdir($self->{location}."/".$self->{admindir}."/".$self->{arch});
210	>	}
211		}
212	+	return $self->{arch};
213		}
214
215	<	sub _storestructures {
215	>	sub archdir {
216		my $self=shift;
217	<	foreach $struct ( values %{$self->{structures}} ) {
218	<	$self->config()->store($struct, "Structures", $struct->name());
217	>	if ( @_ ) {
218	>	$self->{archdir}=shift;
219		}
220	+	return $self->{archdir};
221		}
222
223	<	sub _restorestructures {
223	>	sub satellite {
224		my $self=shift;
225	<	my @strs=$self->config()->find("Structures");
226	<	foreach $struct ( @strs ) {
227	<	$struct->parent($self);
228	<	$self->{structures}{$struct->name()}=$struct;
229	<	}
225	>	my $relloc = $self->location();
226	>	my $sat=Configuration::ConfigArea->new($ENV{SCRAM_ARCH});
227	>	$sat->name($self->name());
228	>	$sat->version($self->version());
229	>	$sat->configurationdir($self->configurationdir());
230	>	$sat->sourcedir($self->sourcedir());
231	>	$sat->releasetop($relloc);
232	>	$sat->configchksum($self->configchksum());
233	>	$sat->setup(@_);
234	>	my $devconf = $sat->location()."/".$sat->configurationdir();
235	>	my $relconf = $self->location()."/".$self->configurationdir();
236	>	if (!-d $devconf)
237	>	{
238	>	$self->copywithskip($relconf,$devconf,['toolbox']);
239	>	}
240	>	Utilities::AddDir::copydir("${relconf}/toolbox/".$self->{arch},"${devconf}/toolbox/".$self->{arch});
241	>	Utilities::AddDir::adddir ($sat->location()."/".$sat->sourcedir());
242	>	$self->copywithskip($self->archdir(),$sat->archdir(),["InstalledTools","ProjectCache.db.gz","RuntimeCache.db.gz","DirCache.db.gz","MakeData/DirCache","MakeData/DirCache.mk","MakeData/src.mk"]);
243	>	my $envfile = $sat->archdir()."/Environment";
244	>	open ( $fh, "> $envfile" ) or  $sat->error("Cannot Open \"$envfile\" file to Save\n $!");
245	>	print $fh "RELEASETOP=$relloc\n";
246	>	close($fh);
247	>	$envfile = $sat->location()."/".$self->{admindir}."/Environment";
248	>	if (! -f $envfile)
249	>	{
250	>	$sat->save ();
251	>	}
252	>	return $sat;
253	>	}
254	>
255	>	sub copywithskip {
256	>	my $self=shift;
257	>	my $src=shift;
258	>	my $des=shift;
259	>	my $filetoskip=shift || [];
260	>	my $rv=1;
261	>	if ( $src ne $des )
262	>	{
263	>	if ( -d $src )
264	>	{
265	>	my $fs=[];
266	>	foreach my $f (@$filetoskip) {push @$fs,"${src}/${f}";}
267	>	Utilities::AddDir::copydirwithskip($src,$des,$fs);
268	>	$rv=0;
269	>	}
270	>	}
271	>	return $rv;
272		}
273
274	<	sub _defaultoptions {
372	<	my $self=shift;
373	<	my $name;
374	<	my $location;
375	<
376	<	# --- find out the location - default is cwd
377	<	$location=$self->option("ConfigArea_location");
378	<	if ( ! defined $location ) {
379	<	$location=cwd();
380	<	}
381	<	elsif ( $location!~/^\// ) {
382	<	$location=cwd()."/".$location;
383	<	}
384	<
385	<	# --- find area directory name , default name projectname_version
386	<	$name=$self->option("ConfigArea_name");
387	<	if ( ! defined $name ) {
388	<	$name=$self->defaultdirname();
389	<	}
390	<	return ($location,$name);
391	<	}
392	<	# -------------- Tags ---------------------------------
393	<	# -- init parse
394	<	sub Project_Start {
274	>	sub copyenv {
275		my $self=shift;
396	–	my $name=shift;
276		my $hashref=shift;
277	<
278	<	$self->checktag($name,$hashref,'name');
279	<	$self->checktag($name,$hashref,'version');
280	<
402	<	$self->name($$hashref{'name'});
403	<	$self->version($$hashref{'version'});
277	>
278	>	foreach $elem ( keys %{$self->{ENV}} ) {
279	>	$$hashref{$elem}=$self->{ENV}{$elem};
280	>	}
281		}
282
283	<
407	<	sub Project_text {
283	>	sub arch {
284		my $self=shift;
285	<	my $name=shift;
410	<	my $string=shift;
411	<
412	<	print $string;
285	>	return $self->{arch};
286		}
287
288	<	# ---- download parse
416	<
417	<	sub Download_Start {
288	>	sub save {
289		my $self=shift;
290	<	my $name=shift;
420	<	my $hashref=shift;
421	<
422	<	$self->checktag($name,$hashref,'url');
423	<	$self->checktag($name,$hashref,'location');
424	<	if ( $$hashref{'location'}!~/^\w/ ) {
425	<	$self->parseerror("location must start with an".
426	<	" alphanumeric character");
427	<	}
428	<	print "Downloading .... ".$$hashref{'url'}."\n";
429	<	$self->downloadtotop($$hashref{'url'},$$hashref{'location'});
290	>	$self->_SaveEnvFile();
291		}
292
293	<	sub Use_download_Start {
433	<	my $self=shift;
434	<	my $name=shift;
435	<	my $hashref=shift;
436	<
437	<	$self->checktag($name,$hashref,'url');
438	<	print "Downloading .... ".$$hashref{'url'}."\n";
439	<	$self->getfile($$hashref{'url'});
440	<	}
293	>	# ---- support routines
294
295	<	# --- setup parse
296	<
297	<	sub Structure_Start {
298	<	my $self=shift;
299	<	my $name=shift;
300	<	my $hashref=shift;
301	<
302	<	$self->checktag($name,$hashref,'name');
303	<	if ( !( exists $$hashref{'type'}) || ( exists $$hashref{'url'}) ) {
304	<	$self->parseerror("No url or type given in <$name> tag");
305	<	}
306	<	if ( ! exists $self->{structures}{$$hashref{'name'}} ) {
307	<	if ( exists $$hashref{'type'}) {
308	<	# create a new object of the specified type
309	<	eval "require $$hashref{'type'} ";
310	<	if  ( $@ ) {
311	<	$self->parseerror("Unable to instantiate type=".
312	<	$$hashref{'type'}." in <$name> .".$@);
313	<	}
314	<	$self->{structures}{$$hashref{'name'}}=
462	<	$$hashref{'type'}->new($self->config());
463	<	$self->{structures}{$$hashref{'name'}}->name($$hashref{'name'});
464	<	$self->{structures}{$$hashref{'name'}}->parent($self);
465	<	$self->{structures}{$$hashref{'name'}}->vars($hashref);
466	<	}
467	<	else { # its an activedoc
468	<	$self->{structures}{$$hashref{'name'}}=
469	<	$self->activatedoc($$hashref{'url'});
470	<	}
471	<	$self->{structures}{$$hashref{'name'}}->setupbase();
472	<	}
473	<	else {
474	<	$self->parseerror("Multiply defined Structure - ".
475	<	$$hashref{'name'});
476	<	}
295	>	sub _setAreaArch {
296	>	my ($self) = @_;
297	>	my $arch = $self->{forcearch};
298	>	if ($arch eq "")
299	>	{
300	>	if (!exists $self->{archs})
301	>	{
302	>	$self->{archs}=[];
303	>	my $toolbox = $self->{location}.'/'.$self->{configurationdir}.'/toolbox';
304	>	foreach my $arch (glob("${toolbox}/*")) {
305	>	if (-d "${arch}/tools") {
306	>	$arch=~s/^$toolbox\///;
307	>	push @{$self->{archs}},$arch;
308	>	}
309	>	}
310	>	}
311	>	if ((!-d "${toolbox}/".$self->{arch}) && (scalar(@{$self->{archs}})==1)) { $arch = $self->{archs}[0]; }
312	>	}
313	>	$self->archname($arch || $self->{arch});
314	>	return;
315		}
316
317	<	sub Use_Start {
318	<	my $self=shift;
319	<	my $name=shift;
320	<	my $hashref=shift;
317	>	sub _SaveEnvFile
318	>	{
319	>	my $self=shift;
320	>
321	>	my $fh;
322	>	my $envfile = $self->location()."/".$self->{admindir}."/Environment";
323	>	open ( $fh, "> $envfile" ) or  $self->error("Cannot Open \"$envfile\" file to Save\n $!");
324
325	<	$self->checktag($name,$hashref,'url');
326	<	$self->addconfigitem($$hashref{'url'});
327	<	}
328	<
325	>	print $fh "SCRAM_PROJECTNAME=".$self->name()."\n";
326	>	print $fh "SCRAM_PROJECTVERSION=".$self->version()."\n";
327	>	print $fh "SCRAM_CONFIGDIR=".$self->configurationdir()."\n";
328	>	print $fh "SCRAM_SOURCEDIR=".$self->sourcedir()."\n";
329	>	print $fh "SCRAM_SYMLINKS=",$self->symlinks(),"\n";
330	>	print $fh "SCRAM_CONFIGCHKSUM=",$self->configchksum(),"\n";
331	>	close($fh);
332	>
333	>	# Set the default permissions (-rw-r--r--):
334	>	my $filemode = 0644;
335	>	chmod $filemode, $self->location()."/".$self->{admindir}."/Environment";
336	>	}
337	>
338	>	sub _LoadEnvFile
339	>	{
340	>	my $self=shift;
341	>
342	>	my $fh;
343	>	my $envfile = $self->location()."/".$self->{admindir}."/Environment";
344	>	open ( $fh, "< $envfile" ) or $self->error("Cannot open \"$envfile\" file for reading.\n $!");
345	>	while ( <$fh> )
346	>	{
347	>	chomp;
348	>	next if /^#/;
349	>	next if /^\s*$/ ;
350	>	($name, $value)=split /=/;
351	>	eval "\$self->{ENV}{${name}}=\"$value\"";
352	>	}
353	>	close($fh);
354	>	$envfile = $self->archdir()."/Environment";
355	>	if (-f $envfile)
356	>	{
357	>	open ( $fh, "< $envfile" ) or $self->error("Cannot open \"$envfile\" file for reading.\n $!");
358	>	while ( <$fh> )
359	>	{
360	>	chomp;
361	>	next if /^#/;
362	>	next if /^\s*$/ ;
363	>	($name, $value)=split /=/;
364	>	eval "\$self->{ENV}{${name}}=\"$value\"";
365	>	}
366	>	close($fh);
367	>	}
368	>
369	>	# -- set internal variables appropriately
370	>	if ( defined $self->{ENV}{"SCRAM_PROJECTNAME"} )
371	>	{
372	>	$self->name($self->{ENV}{"SCRAM_PROJECTNAME"});
373	>	}
374	>	if ( defined $self->{ENV}{"SCRAM_SYMLINKS"} )
375	>	{
376	>	$self->symlinks($self->{ENV}{"SCRAM_SYMLINKS"});
377	>	}
378	>	if ( defined $self->{ENV}{"SCRAM_CONFIGCHKSUM"} )
379	>	{
380	>	$self->configchksum($self->{ENV}{"SCRAM_CONFIGCHKSUM"});
381	>	}
382	>	if ( defined $self->{ENV}{"SCRAM_PROJECTVERSION"} )
383	>	{
384	>	$self->version($self->{ENV}{"SCRAM_PROJECTVERSION"});
385	>	}
386	>	if ( defined $self->{ENV}{"SCRAM_CONFIGDIR"} )
387	>	{
388	>	$self->configurationdir($self->{ENV}{"SCRAM_CONFIGDIR"});
389	>	}
390	>	if ( defined $self->{ENV}{"SCRAM_SOURCEDIR"} )
391	>	{
392	>	$self->sourcedir($self->{ENV}{"SCRAM_SOURCEDIR"});
393	>	}
394	>	if ( defined $self->{ENV}{"RELEASETOP"} )
395	>	{
396	>	$self->releasetop($self->{ENV}{"RELEASETOP"});
397	>	}
398	>	}
399	>	1;

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