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root/cvsroot/COMP/SCRAM/src/BuildSystem/Tool.pm
Revision: 1.1.2.3
Committed: Tue Apr 11 08:58:07 2000 UTC (25 years, 1 month ago) by williamc
Content type: text/plain
Branch: V0_9branch
CVS Tags: V0_11_4, V0_11_3, V0_11_2
Changes since 1.1.2.2: +21 -9 lines
Log Message:
Add type methods

File Contents

# Content
1 #
2 # Tool.pm - Store basic tool properties
3 #
4 # Originally Written by Christopher Williams
5 #
6 # Description
7 # -----------
8 # Stores basic tool features
9 #
10 # Interface
11 # ---------
12 # new() : A new FeatureTool object
13 # name() : get/set the tools name
14 # version() : get set the tool version
15 # url() : get set the tool url
16 # features() : return a list of features defined (ordered in relation to
17 # their first definition)
18 # listtype(type) : return a list of all features of the specified type
19 # addfeature(name,@value) : add value(s) to the named feature
20 # setfeature(name,@value) : set value(s) for the named feature
21 # getfeature(name) : return a list of elements belonging to the named feature
22 # (with embedded dependencies)
23 # type(name[,type]) : get/set the type associated with a feature
24 # addrequirement() : add a requirement at the current parse position
25 # dependencies() : return a list of dependency objects
26 # store(location) : Save object to given file
27 # restore(location) : Restore object from specified file
28
29 package BuildSystem::Tool;
30 require 5.004;
31
32 sub new {
33 my $class=shift;
34 my $self={};
35 bless $self, $class;
36 return $self;
37 }
38
39 sub name {
40 my $self=shift;
41
42 @_?$self->{name}=shift
43 :$self->{name};
44 }
45
46 sub version {
47 my $self=shift;
48
49 @_?$self->{version}=shift
50 :$self->{version};
51 }
52
53 sub url {
54 my $self=shift;
55
56 @_?$self->{url}=shift
57 :$self->{url};
58 }
59
60 sub listtype {
61 my $self=shift;
62 my $type=shift;
63
64 my @list=();
65 foreach $v ( $self->features() ) {
66 if ( $self->type($v) eq $type ) {
67 push @list, $v;
68 }
69 }
70 return @list;
71 }
72
73 sub type {
74 my $self=shift;
75 my $name=shift;
76
77 if ( @_ ) {
78 $self->{featuretypes}{$name}=shift;
79 }
80 return ((defined $self->{featuretypes}{$name})?
81 $self->{featuretypes}{$name}:"");
82 }
83
84 sub addfeature {
85 my $self=shift;
86 my $name=shift;
87 my @value=@_;
88
89 $self->_newfeature($name,@value);
90 push @{$self->{features}{$name}}, @value;
91 }
92
93 sub setfeature {
94 my $self=shift;
95 my $name=shift;
96 my @value=@_;
97
98 $self->_newfeature($name,@value);
99 @{$self->{features}{$name}}=@value;
100 }
101
102
103 sub _newfeature {
104 my $self=shift;
105 my $name=shift;
106 my @value=@_;
107
108 # if it dosnt exist , make sure we first mark all the current reqs
109 # get inserted beforehand
110 if ( ! exists $self->{features}{$name} ) {
111 # add feature name to our ordered list
112 push @{$self->{'features_ordered'}},$name;
113 for ( $i=0; $i<=$#{$self->{reqobjs}}; $i++ ) {
114 $self->_recordpos( $name, $i);
115 }
116 }
117 }
118
119 sub features {
120 my $self=shift;
121
122 # return (keys %{$self->{features}});
123 return @{$self->{'features_ordered'}};
124 }
125
126 sub getfeature {
127 my $self=shift;
128 my $name=shift;
129
130 my @rv=();
131 my @rep;
132 # make sure we insert requirements at the right place
133 for ( my $i=-1; $i<=$#{$self->{features}{$name}}; $i++ ) {
134 if ( $i>=0 ) {
135 push @rv, $self->{features}{$name}[$i];
136 }
137 my @rep=$self->_testpos($name, $i);
138 my $repobj;
139 foreach $repobj ( @rep ) {
140 push @rv, $repobj->getfeature($name);
141 }
142 }
143 return @rv;
144 }
145
146 sub clearfeature {
147 my $self=shift;
148 my $name=shift;
149
150 undef @{$self->{features}{$name}};
151 }
152
153 sub addrequirement {
154 my $self=shift;
155 my $reqobj=shift;
156
157 push @{$self->{reqobjs}}, $reqobj;
158 foreach $key ( keys %{$self->{features}} ) {
159 $self->_recordpos($key,$#{$self->{reqobjs}});
160 }
161 }
162
163 sub dependencies {
164 my $self=shift;
165 return @{$self->{recobjs}}
166 }
167
168 sub store {
169 my $self=shift;
170 my $location=shift;
171
172 my $fh=FileHandle->new();
173 $fh->open(">".$location) or die "Unable to open $location for output".
174 $!."\n";
175 print $fh "name:".$self->name().":_sys\n";
176 print $fh "version:".$self->version().":_sys\n";
177 foreach $f ( $self->features()) {
178 foreach $val ( $self->getfeature($f) ) {
179 print $fh $f.":".$val.":".$self->type($f)."\n";
180 }
181 }
182 undef $fh;
183 }
184
185 sub restore {
186 my $self=shift;
187 my $location=shift;
188
189 my $fh=FileHandle->new();
190 $fh->open("<".$location) or die "Unable to open $location for output".
191 $!."\n";
192 my ($tool,$type,$variable,$value);
193 while ( <$fh> ) {
194 chomp;
195 next if /^#/;
196 next if /^\s*$/;
197 ($variable, $value, $type)=split /:/;
198 next if ( $variable=~/\&/ );
199 $product=~tr[A-Z][a-z];
200 if ( $type eq "_sys" ) {
201 if ( $self->can($variable)) {
202 $self->$variable($value);
203 }
204 }
205 else {
206 $self->addfeature($variable,$value);
207 }
208 }
209 undef $fh;
210 }
211
212 sub _recordpos {
213 my $self=shift;
214 my $name=shift;
215 my $recref=shift;
216
217 push @{$self->{requireposition}{$name}{$#{$self->{features}{$name}}}}
218 ,$recref;
219 }
220
221 # return array of objects that correspond to the required position
222 sub _testpos {
223 my $self=shift;
224 my $name=shift;
225 my $ref=shift;
226
227 my @rv=();
228 if ( exists $self->{requireposition}{$name}{$ref} ) {
229 foreach $recref ( @{$self->{requireposition}{$name}{$ref}} ) {
230 push @rv, $self->{reqobjs}[$recref];
231 }
232 }
233 return @rv;
234 }
235
236