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| 1 #!/usr/bin/perl -w | |
| 2 # | |
| 3 # Copyright (C) 2005 Apple Computer, Inc. | |
| 4 # Copyright (C) 2006 Anders Carlsson <andersca@mac.com> | |
| 5 # | |
| 6 # This file is part of WebKit | |
| 7 # | |
| 8 # This library is free software; you can redistribute it and/or | |
| 9 # modify it under the terms of the GNU Library General Public | |
| 10 # License as published by the Free Software Foundation; either | |
| 11 # version 2 of the License, or (at your option) any later version. | |
| 12 # | |
| 13 # This library is distributed in the hope that it will be useful, | |
| 14 # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 16 # Library General Public License for more details. | |
| 17 # | |
| 18 # You should have received a copy of the GNU Library General Public License | |
| 19 # along with this library; see the file COPYING.LIB. If not, write to | |
| 20 # the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, | |
| 21 # Boston, MA 02110-1301, USA. | |
| 22 # | |
| 23 | |
| 24 use strict; | |
| 25 | |
| 26 use File::Path; | |
| 27 use File::Basename; | |
| 28 use Getopt::Long; | |
| 29 use Text::ParseWords; | |
| 30 use Cwd; | |
| 31 | |
| 32 use idl_parser; | |
| 33 use code_generator_v8; | |
| 34 use idl_serializer; | |
| 35 | |
| 36 my @idlDirectories; | |
| 37 my $outputDirectory; | |
| 38 my $preprocessor; | |
| 39 my $verbose; | |
| 40 my $interfaceDependenciesFile; | |
| 41 my $idlAttributesFile; | |
| 42 my $writeFileOnlyIfChanged; | |
| 43 | |
| 44 GetOptions('include=s@' => \@idlDirectories, | |
| 45 'outputDir=s' => \$outputDirectory, | |
| 46 'preprocessor=s' => \$preprocessor, | |
| 47 'verbose' => \$verbose, | |
| 48 'interfaceDependenciesFile=s' => \$interfaceDependenciesFile, | |
| 49 'idlAttributesFile=s' => \$idlAttributesFile, | |
| 50 'write-file-only-if-changed=s' => \$writeFileOnlyIfChanged); | |
| 51 | |
| 52 my $targetIdlFile = $ARGV[0]; | |
| 53 | |
| 54 die('Must specify input file.') unless defined($targetIdlFile); | |
| 55 die('Must specify output directory.') unless defined($outputDirectory); | |
| 56 | |
| 57 $targetIdlFile = Cwd::realpath($targetIdlFile); | |
| 58 if ($verbose) { | |
| 59 print "$targetIdlFile\n"; | |
| 60 } | |
| 61 my $targetInterfaceName = fileparse(basename($targetIdlFile), ".idl"); | |
| 62 | |
| 63 my @dependencyIdlFiles; | |
| 64 if ($interfaceDependenciesFile) { | |
| 65 # The format of the interface dependencies file: | |
| 66 # | |
| 67 # Window.idl P.idl Q.idl R.idl | |
| 68 # Document.idl S.idl | |
| 69 # Event.idl | |
| 70 # ... | |
| 71 # | |
| 72 # The above indicates that Window.idl depends on P.idl, Q.idl, and R.idl, | |
| 73 # Document.idl depends on S.idl, and Event.idl depends on no IDLs. | |
| 74 # A dependency IDL file (one that is depended on by another IDL, e.g. P.idl | |
| 75 # in the above) does not have its own entry in the dependency file. | |
| 76 open FH, "< $interfaceDependenciesFile" or die "Cannot open $interfaceDepend
enciesFile\n"; | |
| 77 while (my $line = <FH>) { | |
| 78 my ($idlFile, @followingIdlFiles) = split(/\s+/, $line); | |
| 79 if ($idlFile and basename($idlFile) eq basename($targetIdlFile)) { | |
| 80 # We sort the dependency IDL files so that the corresponding code is
generated | |
| 81 # in a consistent order. This is important for the bindings tests. | |
| 82 @dependencyIdlFiles = sort @followingIdlFiles; | |
| 83 } | |
| 84 } | |
| 85 close FH; | |
| 86 } | |
| 87 | |
| 88 # Parse the target IDL file. | |
| 89 my $targetParser = idl_parser->new(!$verbose); | |
| 90 my $targetDocument = $targetParser->Parse($targetIdlFile, $preprocessor); | |
| 91 | |
| 92 if ($idlAttributesFile) { | |
| 93 my $idlAttributes = loadIDLAttributes($idlAttributesFile); | |
| 94 checkIDLAttributes($idlAttributes, $targetDocument, basename($targetIdlFile)
); | |
| 95 } | |
| 96 | |
| 97 foreach my $idlFile (@dependencyIdlFiles) { | |
| 98 next if $idlFile eq $targetIdlFile; | |
| 99 | |
| 100 my $interfaceName = fileparse(basename($idlFile), ".idl"); | |
| 101 my $parser = idl_parser->new(!$verbose); | |
| 102 my $document = $parser->Parse($idlFile, $preprocessor); | |
| 103 | |
| 104 foreach my $interface (@{$document->interfaces}) { | |
| 105 if (!$interface->isPartial || $interface->name eq $targetInterfaceName)
{ | |
| 106 my $targetDataNode; | |
| 107 foreach my $interface (@{$targetDocument->interfaces}) { | |
| 108 if ($interface->name eq $targetInterfaceName) { | |
| 109 $targetDataNode = $interface; | |
| 110 last; | |
| 111 } | |
| 112 } | |
| 113 die "Not found an interface ${targetInterfaceName} in ${targetInterf
aceName}.idl." unless defined $targetDataNode; | |
| 114 | |
| 115 # Support for attributes of partial interfaces. | |
| 116 foreach my $attribute (@{$interface->attributes}) { | |
| 117 # Record that this attribute is implemented by $interfaceName. | |
| 118 $attribute->extendedAttributes->{"ImplementedBy"} = $interfaceNa
me; | |
| 119 | |
| 120 # Add interface-wide extended attributes to each attribute. | |
| 121 applyInterfaceExtendedAttributes($interface, $attribute->extende
dAttributes); | |
| 122 | |
| 123 push(@{$targetDataNode->attributes}, $attribute); | |
| 124 } | |
| 125 | |
| 126 # Support for methods of partial interfaces. | |
| 127 foreach my $function (@{$interface->functions}) { | |
| 128 # Record that this method is implemented by $interfaceName. | |
| 129 $function->extendedAttributes->{"ImplementedBy"} = $interfaceNam
e; | |
| 130 | |
| 131 # Add interface-wide extended attributes to each method. | |
| 132 applyInterfaceExtendedAttributes($interface, $function->extended
Attributes); | |
| 133 | |
| 134 push(@{$targetDataNode->functions}, $function); | |
| 135 } | |
| 136 | |
| 137 # Support for constants of partial interfaces. | |
| 138 foreach my $constant (@{$interface->constants}) { | |
| 139 # Record that this constant is implemented by $interfaceName. | |
| 140 $constant->extendedAttributes->{"ImplementedBy"} = $interfaceNam
e; | |
| 141 | |
| 142 # Add interface-wide extended attributes to each constant. | |
| 143 applyInterfaceExtendedAttributes($interface, $constant->extended
Attributes); | |
| 144 | |
| 145 push(@{$targetDataNode->constants}, $constant); | |
| 146 } | |
| 147 } else { | |
| 148 die "$idlFile is not a dependency of $targetIdlFile. There maybe a b
ug in the dependency computer (compute_dependencies.py).\n"; | |
| 149 } | |
| 150 } | |
| 151 } | |
| 152 | |
| 153 # Serialize to and from JSON to ensure Perl and Python parsers are equivalent, | |
| 154 # as part of porting compiler to Python. See http://crbug.com/242795 | |
| 155 $targetDocument = deserializeJSON(serializeJSON($targetDocument)); | |
| 156 | |
| 157 # Generate desired output for the target IDL file. | |
| 158 my @interfaceIdlFiles = ($targetDocument->fileName(), @dependencyIdlFiles); | |
| 159 my $codeGenerator = code_generator_v8->new($targetDocument, \@idlDirectories, $p
reprocessor, $verbose, \@interfaceIdlFiles, $writeFileOnlyIfChanged); | |
| 160 my $interfaces = $targetDocument->interfaces; | |
| 161 foreach my $interface (@$interfaces) { | |
| 162 print "Generating bindings code for IDL interface \"" . $interface->name . "
\"...\n" if $verbose; | |
| 163 $codeGenerator->GenerateInterface($interface); | |
| 164 $codeGenerator->WriteData($interface, $outputDirectory); | |
| 165 } | |
| 166 | |
| 167 sub loadIDLAttributes | |
| 168 { | |
| 169 my $idlAttributesFile = shift; | |
| 170 | |
| 171 my %idlAttributes; | |
| 172 open FH, "<", $idlAttributesFile or die "Couldn't open $idlAttributesFile: $
!"; | |
| 173 while (my $line = <FH>) { | |
| 174 chomp $line; | |
| 175 next if $line =~ /^\s*#/; | |
| 176 next if $line =~ /^\s*$/; | |
| 177 | |
| 178 if ($line =~ /^\s*([^=\s]*)\s*=?\s*(.*)/) { | |
| 179 my $name = $1; | |
| 180 $idlAttributes{$name} = {}; | |
| 181 if ($2) { | |
| 182 foreach my $rightValue (split /\|/, $2) { | |
| 183 $rightValue =~ s/^\s*|\s*$//g; | |
| 184 $rightValue = "VALUE_IS_MISSING" unless $rightValue; | |
| 185 $idlAttributes{$name}{$rightValue} = 1; | |
| 186 } | |
| 187 } else { | |
| 188 $idlAttributes{$name}{"VALUE_IS_MISSING"} = 1; | |
| 189 } | |
| 190 } else { | |
| 191 die "The format of " . basename($idlAttributesFile) . " is wrong: li
ne $.\n"; | |
| 192 } | |
| 193 } | |
| 194 close FH; | |
| 195 | |
| 196 return \%idlAttributes; | |
| 197 } | |
| 198 | |
| 199 sub checkIDLAttributes | |
| 200 { | |
| 201 my $idlAttributes = shift; | |
| 202 my $document = shift; | |
| 203 my $idlFile = shift; | |
| 204 | |
| 205 foreach my $interface (@{$document->interfaces}) { | |
| 206 checkIfIDLAttributesExists($idlAttributes, $interface->extendedAttribute
s, $idlFile); | |
| 207 | |
| 208 foreach my $attribute (@{$interface->attributes}) { | |
| 209 checkIfIDLAttributesExists($idlAttributes, $attribute->extendedAttri
butes, $idlFile); | |
| 210 } | |
| 211 | |
| 212 foreach my $function (@{$interface->functions}) { | |
| 213 checkIfIDLAttributesExists($idlAttributes, $function->extendedAttrib
utes, $idlFile); | |
| 214 foreach my $parameter (@{$function->parameters}) { | |
| 215 checkIfIDLAttributesExists($idlAttributes, $parameter->extendedA
ttributes, $idlFile); | |
| 216 } | |
| 217 } | |
| 218 } | |
| 219 } | |
| 220 | |
| 221 sub applyInterfaceExtendedAttributes | |
| 222 { | |
| 223 my $interface = shift; | |
| 224 my $extendedAttributes = shift; | |
| 225 | |
| 226 foreach my $extendedAttributeName (keys %{$interface->extendedAttributes}) { | |
| 227 next if $extendedAttributeName eq "ImplementedAs"; | |
| 228 $extendedAttributes->{$extendedAttributeName} = $interface->extendedAttr
ibutes->{$extendedAttributeName}; | |
| 229 } | |
| 230 } | |
| 231 | |
| 232 sub checkIfIDLAttributesExists | |
| 233 { | |
| 234 my $idlAttributes = shift; | |
| 235 my $extendedAttributes = shift; | |
| 236 my $idlFile = shift; | |
| 237 | |
| 238 my $error; | |
| 239 OUTER: for my $name (keys %$extendedAttributes) { | |
| 240 if (!exists $idlAttributes->{$name}) { | |
| 241 $error = "Invalid IDL attribute [$name] found in $idlFile."; | |
| 242 last; | |
| 243 } | |
| 244 # Check no argument first, since "*" means "some argument (not missing)"
. | |
| 245 if ($extendedAttributes->{$name} eq "VALUE_IS_MISSING" and not exists $i
dlAttributes->{$name}{"VALUE_IS_MISSING"}) { | |
| 246 $error = "Missing required argument for IDL attribute [$name] in fil
e $idlFile."; | |
| 247 last; | |
| 248 } | |
| 249 if (exists $idlAttributes->{$name}{"*"}) { | |
| 250 next; | |
| 251 } | |
| 252 for my $rightValue (split /\s*[|&]\s*/, $extendedAttributes->{$name}) { | |
| 253 if (!(exists $idlAttributes->{$name}{$rightValue})) { | |
| 254 $error = "Invalid IDL attribute value [$name=" . $extendedAttrib
utes->{$name} . "] found in $idlFile."; | |
| 255 last OUTER; | |
| 256 } | |
| 257 } | |
| 258 } | |
| 259 if ($error) { | |
| 260 die "IDL ATTRIBUTE CHECKER ERROR: $error | |
| 261 If you want to add a new IDL extended attribute, please add it to: | |
| 262 bindings/IDLExtendedAttributes.txt | |
| 263 and add an explanation to the Blink IDL documentation at: | |
| 264 http://www.chromium.org/blink/webidl/blink-idl-extended-attributes | |
| 265 "; | |
| 266 } | |
| 267 } | |
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Chromium Code Reviews
Issue 181513006:
IDL compiler: delete Perl compiler, remove unstable/ directory (Closed)
Base URL: svn://svn.chromium.org/blink/trunk