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# Copyright (c) 2000-2009 Nokia Corporation and/or its subsidiary(-ies).
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# All rights reserved.
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# This component and the accompanying materials are made available
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# under the terms of the License "Eclipse Public License v1.0"
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# which accompanies this distribution, and is available
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# at the URL "http://www.eclipse.org/legal/epl-v10.html".
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#
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# Initial Contributors:
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# Nokia Corporation - initial contribution.
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#
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# Contributors:
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#
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# Description:
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# hal\halcfg.pl
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# Check arguments and open files
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#
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#
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my $nargs=scalar(@ARGV);
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my $xmode=0;
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if ($nargs==0) {
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usage();
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}
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elsif ($nargs!=3 and $nargs!=4) {
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die "Invalid number of arguments. Run with no arguments for help on usage.\n";
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exit;
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}
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my $arg=0;
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if ($nargs==4) {
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if ($ARGV[$arg] eq '-x') {
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$xmode=1;
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} elsif ($ARGV[$arg] eq '-s') {
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$xmode=2;
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} elsif ($ARGV[$arg] eq '-h') {
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$xmode=3;
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} else {
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usage();
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die "Invalid 1st argument $ARGV[0]\n";
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}
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++$arg;
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}
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my $headerFileName=$ARGV[$arg++];
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my @hdr = &read_file_strip_comments($headerFileName);
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my $inputFileName=$ARGV[$arg++];
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my @input = &read_file_strip_comments($inputFileName);
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my $outputFileName=$ARGV[$arg++];
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#
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# Parse the header file
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#
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my $line=0;
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my $state=0;
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my $enumName;
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my %enumValues=();
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my $nextValue=0;
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my $bitmask=0;
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my %enumList=();
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foreach (@hdr) {
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++$line;
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next if (/^\s*\#/); # ignore preprocessor directives
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next if (/^\s*\/\//); # ignore comments starting with //
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next if (/^\s*$/); # ignore blank lines
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if ($state==0) {
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if (/^\s*class\s+HALData\s*$/) {
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$state=1;
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}
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if (/^\s*class\s+HALData\s*{/) {
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$state=2;
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}
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next;
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}
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if ($state==1) {
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if (/^\s*{/) {
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$state=2;
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}
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next;
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}
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if ($state==2) {
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if (/^\s*};/) {
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$state=3;
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last;
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}
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if (/^\s*enum\s+(\w+)(.*)/) {
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$enumName=$1;
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%enumValues=();
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$nextValue=0;
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$bitmask=0;
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if ($2=~/^\s+{/) {
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$state=5;
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} else {
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$state=4;
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}
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}
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if (/^\s*bitmask\s+(\w+)(.*)/) {
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$enumName=$1;
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%enumValues=();
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$nextValue=0;
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$bitmask=1;
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if ($2=~/^\s+{/) {
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$state=5;
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} else {
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$state=4;
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}
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}
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next;
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}
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if ($state==4) {
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if (/^\s*{/) {
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$state=5;
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}
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next;
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}
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if ($state==5) {
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if (/^\s*(\w+)(.*)/) {
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my $tag=$1;
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my $val=0;
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my $rest=$2;
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# print "$tag\n$rest\n";
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if ($rest=~/^\s*,/) {
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$val=$nextValue;
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} elsif ($rest=~/^\s*\=\s*(\d\w*)\s*\,/) {
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$val=$1;
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unless ($val=~/^\d*$/) {
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if ($val=~/^0x(\w+)$/i) {
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$val=hex $1;
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} else {
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undef $val;
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}
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}
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} elsif ($rest=~/^\s*$/) { # ignore last one
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next;
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} else {
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undef $val;
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}
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unless (defined $val) {
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die "Syntax error at line $line in file $headerFileName\n";
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}
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$nextValue=$val+1;
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$enumValues{$tag}=$val;
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# print "$tag=$val\n";
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} elsif (/^\s*};/) {
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$state=2;
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if ($bitmask) {
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$enumValues{'__bitmask__'}=-1;
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}
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my %temp=%enumValues;
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$enumList{$enumName}=\%temp;
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}
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next;
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}
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}
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if ($state!=3) {
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die "Unexpected end of file in $headerFileName\n";
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}
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# my @keys=keys %enumList;
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# foreach(@keys) {
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# print "enum $_\n\t{\n";
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# my $ref=$enumList{$_};
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# my @tags=keys(%$ref);
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# foreach(@tags) {
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# my $value=$$ref{$_};
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# print "\t$_=$value\n";
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# }
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# print "\t};\n";
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# }
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#
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# Build a list of properties for each attribute
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#
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my $attribref=$enumList{'TAttribute'};
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unless ($attribref) {
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die "No TAttribute enum defined\n";
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}
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my @attribs=keys %$attribref;
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my %attribList;
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foreach (@attribs) {
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my %properties;
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$properties{'name'}=$_;
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$properties{'ordinal'}=$$attribref{$_};
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my $enum=$_;
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$enum=~s/^E/T/; # change initial E to T
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if (defined $enumList{$enum}) {
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my $enumRef=$enumList{$enum};
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$properties{'enum'}=$enumRef;
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if (defined $$enumRef{'__bitmask__'}) {
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$properties{'bitmask'}=1;
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}
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}
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$attribList{$_}=\%properties;
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}
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my $attpropref=$enumList{'TAttributeProperty'};
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my %PropTable;
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if ($xmode) {
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unless ($attpropref) {
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die "No TAttributeProperty enum defined\n";
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}
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my @attprops=keys(%$attpropref);
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foreach (@attprops) {
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if (/^E(\w+)$/) {
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my $propname=lc $1;
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$PropTable{$propname}='HAL::'.$_;
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} else {
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die "Invalid attribute property $_\n";
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}
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}
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}
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my @PropTableKeys=keys %PropTable;
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#
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# Parse the input file
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#
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$line=0;
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foreach (@input) {
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++$line;
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next if (/^\s*\/\//); # ignore comments starting with //
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next if (/^\s*$/); # ignore blank lines
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if (/^\s*(\w+)\s*(.*)/) {
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my $attrib=$1;
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my $rest=$2;
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my $propRef=$attribList{$attrib};
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unless (defined $propRef) {
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die "Unrecognised attribute at line $line in file $inputFileName\n";
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}
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# print "$rest\n";
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if ($rest=~/^\:\s*(.*)/) { # attribute properties follow
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if (!$xmode) {
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die "Line $line: Properties not permitted without -x option\n";
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}
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$rest=$1;
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# print "$rest\n";
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while ($rest=~/^(\w+)\s*(.*)/) {
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my $prop=lc $1;
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$rest=$2;
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# print "$rest\n";
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my $error=matchabbrev(\$prop, \@PropTableKeys);
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if ($error) {
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die "$error property $prop at line $line in file $inputFileName\n";
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}
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$$propRef{$prop}=1;
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if ($rest=~/^,\s*(.*)/) {
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$rest=$1;
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} elsif ($rest=~/^=\s*(.*)/) {
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$rest=$1;
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last;
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} else {
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die "Syntax error at line $line in file $inputFileName\n";
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}
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}
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} elsif ($rest=~/^=\s*(.*)/) {
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$rest=$1 # attribute value follows
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} else {
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die "Invalid attribute specification at line $line in file $inputFileName\n";
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}
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# print "$rest\n";
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if ($xmode) {
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# print "$rest\n";
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if ($rest=~/^((\w|:)+)/) {
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$$propRef{'value'}=$1;
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} else {
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die "Invalid function name $rest at line $line in file $inputFileName\n";
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}
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} elsif (defined $$propRef{'bitmask'}) { # bitmask value
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my $enumRef=$$propRef{'enum'};
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my @keys=keys %$enumRef;
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my $val=0;
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while ($rest=~/^(\w+)\s*(.*)/) {
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my $bitmaskKey=$1;
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$rest=$2;
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if ($bitmaskKey eq '0' or lc($bitmaskKey) eq 'none') {
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last if ($val==0);
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die "Inconsistent bit mask values at line $line in file $inputFileName\n";
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}
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my $error=matchabbrev(\$bitmaskKey,\@keys);
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if ($error) {
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die "$error bit value $bitmaskKey at line $line in file $inputFileName\n";
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}
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$val |= $$enumRef{$bitmaskKey};
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if ($rest=~/^\+\s*(.*)/) {
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$rest=$1;
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} elsif ($rest=~/^\s*$/) {
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last;
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} else {
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die "Syntax error at line $line in file $inputFileName\n";
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}
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}
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$$propRef{'value'}=$val;
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} elsif (defined $$propRef{'enum'} and $rest!~/^\d/) { # enum value
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my $enumRef=$$propRef{'enum'};
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my @keys=keys %$enumRef;
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if ($rest=~/^(\w+)\s*$/) {
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my $enumKey=$1;
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my $error=matchabbrev(\$enumKey,\@keys);
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if ($error) {
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die "$error enumeration value $enumKey at line $line in file $inputFileName\n";
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}
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$$propRef{'value'}=$$enumRef{$enumKey};
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} else {
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die "Invalid enum value $rest at line $line in file $inputFileName\n";
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}
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} elsif ($rest=~/^(\-?\d\w*)\s*$/) { # numeric value (decimal or hex) with optional -ve sign
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my $val=$1;
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unless ($val=~/^(\-?\d)\d*$/) { # First character should be an optional -ve sign followed by only digits
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if ($val=~/^(\-?)0x(\w+)$/i) { # First character should be an optional -ve sign followed by only alphanumerics
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my $sign=$1;
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$val=hex $2;
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if ($sign eq '-') {
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$val=-$val;
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}
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} else {
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undef $val;
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}
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}
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unless (defined $val) {
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die "Invalid attribute value $1 at line $line in file $inputFileName\n";
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}
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$$propRef{'value'}=$val;
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} else { # invalid
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die "Invalid attribute value at line $line in file $inputFileName\n";
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}
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} else {
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die "Unrecognised attribute at line $line in file $inputFileName\n";
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}
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}
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# foreach (@attribs) {
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# my $propRef=$attribList{$_};
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# if (defined $$propRef{'value'}) {
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# print "Attribute $_:\n";
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# my @keys=keys %$propRef;
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# foreach (@keys) {
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# print "\t$_=$$propRef{$_}\n";
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# }
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# }
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# }
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#
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# Sort attributes by ordinal
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#
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my @AttribsByOrdinal;
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foreach (@attribs) {
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my $propRef=$attribList{$_};
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my $ordinal=$$propRef{'ordinal'};
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$AttribsByOrdinal[$ordinal]=$propRef;
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}
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my $nAttribs=scalar(@AttribsByOrdinal);
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#
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# Generate the output file
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#
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open OUT, ">$outputFileName" or die "Cannot open output file $outputFileName\n";
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# binmode OUT;
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# my $i=0;
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# while ($i<$nAttribs) {
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# my $value=0x80000000;
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# my $propRef=$AttribsByOrdinal[$i];
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# if (defined $$propRef{'value'}) {
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# $value=$$propRef{'value'};
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# }
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|
368 |
# ++$i;
|
|
|
369 |
# my $b3=($value>>24)&0xff;
|
|
|
370 |
# my $b2=($value>>16)&0xff;
|
|
|
371 |
# my $b1=($value>>8)&0xff;
|
|
|
372 |
# my $b0=$value&0xff;
|
|
|
373 |
# my $b0123=chr $b0;
|
|
|
374 |
# $b0123.=chr $b1;
|
|
|
375 |
# $b0123.=chr $b2;
|
|
|
376 |
# $b0123.=chr $b3;
|
|
|
377 |
# my $writeres=syswrite OUT, $b0123, 4;
|
|
|
378 |
# if ($writeres != 4) {
|
|
|
379 |
# die "Error writing output file $outputFileName\n";
|
|
|
380 |
# }
|
|
|
381 |
# }
|
|
|
382 |
# exit;
|
|
|
383 |
|
|
|
384 |
my @splitName=split /(:|\\)/, $outputFileName;
|
|
|
385 |
my $rootName=pop @splitName;
|
|
|
386 |
my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime;
|
|
|
387 |
#print "\n$hour:$min:$sec $mday-$mon-$year wday=$wday, yday=$yday, isdst=$isdst\n\n";
|
|
|
388 |
$year+=1900;
|
|
|
389 |
|
|
|
390 |
print OUT "// $rootName\n";
|
|
|
391 |
print OUT "//\n";
|
|
|
392 |
print OUT "// Copyright (c) 1999-$year Nokia Corporation and/or its subsidiary(-ies).";
|
|
|
393 |
print OUT "// All rights reserved.\n";
|
|
|
394 |
print OUT "//\n";
|
|
|
395 |
if ($xmode!=2) {
|
|
|
396 |
print OUT "// GENERATED FILE - DO NOT EDIT\n";
|
|
|
397 |
print OUT "//\n";
|
|
|
398 |
}
|
|
|
399 |
print OUT "\n";
|
|
|
400 |
print OUT "#include <kernel/hal_int.h>\n";
|
|
|
401 |
if ($xmode==0) {
|
|
|
402 |
print OUT <<EOF;
|
|
|
403 |
#ifdef __CW32__
|
|
|
404 |
// CodeWarrior requires EXPORT_C on the definiton here, as well as the declaration (in hal_int.h)
|
|
|
405 |
EXPORT_C const TInt HalInternal::InitialValue[]=
|
|
|
406 |
#else
|
|
|
407 |
EXPORT_D const TInt HalInternal::InitialValue[]=
|
|
|
408 |
#endif
|
|
|
409 |
{
|
|
|
410 |
EOF
|
|
|
411 |
|
|
|
412 |
my $i=0;
|
|
|
413 |
while ($i<$nAttribs) {
|
|
|
414 |
my $propRef=$AttribsByOrdinal[$i];
|
|
|
415 |
++$i;
|
|
|
416 |
my $separator=($i<$nAttribs)?',':'';
|
|
|
417 |
my $name=$$propRef{'name'};
|
|
|
418 |
my $value=0;
|
|
|
419 |
if (defined $$propRef{'value'}) {
|
|
|
420 |
$value=$$propRef{'value'};
|
|
|
421 |
}
|
|
|
422 |
print OUT "\t$value$separator\t\t// $name\n";
|
|
|
423 |
}
|
|
|
424 |
print OUT "\t};\n";
|
|
|
425 |
} elsif ($xmode==1) {
|
|
|
426 |
print OUT "\n";
|
|
|
427 |
my $i=0;
|
|
|
428 |
while ($i<$nAttribs) {
|
|
|
429 |
my $propRef=$AttribsByOrdinal[$i];
|
|
|
430 |
++$i;
|
|
|
431 |
my $name=$$propRef{'name'};
|
|
|
432 |
my $imp=$$propRef{'value'};
|
|
|
433 |
if ($imp=~/^\s*0\s*$/) {
|
|
|
434 |
undef $imp;
|
|
|
435 |
}
|
|
|
436 |
if (defined $imp) {
|
|
|
437 |
print OUT "GLREF_C TInt $imp(TInt, TInt, TBool, TAny*);\t// $name\n";
|
|
|
438 |
}
|
|
|
439 |
}
|
|
|
440 |
print OUT "\n";
|
|
|
441 |
print OUT "const TUint8 HalInternal::Properties[]=\n";
|
|
|
442 |
print OUT "\t{\n";
|
|
|
443 |
$i=0;
|
|
|
444 |
while ($i<$nAttribs) {
|
|
|
445 |
my $propRef=$AttribsByOrdinal[$i];
|
|
|
446 |
++$i;
|
|
|
447 |
my $separator=($i<$nAttribs)?',':'';
|
|
|
448 |
my $properties="";
|
|
|
449 |
my $name=$$propRef{'name'};
|
|
|
450 |
if (defined $$propRef{'value'}) {
|
|
|
451 |
$properties=$PropTable{'valid'};
|
|
|
452 |
my @keys=keys(%$propRef);
|
|
|
453 |
foreach (@keys) {
|
|
|
454 |
my $pConst=$PropTable{$_};
|
|
|
455 |
if (defined $pConst) {
|
|
|
456 |
$properties.="|$pConst";
|
|
|
457 |
}
|
|
|
458 |
}
|
|
|
459 |
}
|
|
|
460 |
if ($properties=~/^\s*$/) {
|
|
|
461 |
$properties='0';
|
|
|
462 |
}
|
|
|
463 |
print OUT "\t$properties$separator\t\t// $name\n";
|
|
|
464 |
}
|
|
|
465 |
print OUT "\t};\n";
|
|
|
466 |
print OUT "\n#if 0\n";
|
|
|
467 |
print OUT "const TInt HalInternal::Offset[]=\n";
|
|
|
468 |
print OUT "\t{\n";
|
|
|
469 |
my $memOffset=0;
|
|
|
470 |
$i=0;
|
|
|
471 |
while ($i<$nAttribs) {
|
|
|
472 |
my $propRef=$AttribsByOrdinal[$i];
|
|
|
473 |
++$i;
|
|
|
474 |
my $separator=($i<$nAttribs)?',':'';
|
|
|
475 |
my $name=$$propRef{'name'};
|
|
|
476 |
my $imp=$$propRef{'value'};
|
|
|
477 |
if ($imp=~/^\s*0\s*$/) {
|
|
|
478 |
print OUT "\t$memOffset$separator\t\t// $name\n";
|
|
|
479 |
$memOffset+=4;
|
|
|
480 |
} else {
|
|
|
481 |
print OUT "\t-1$separator\t\t// $name\n";
|
|
|
482 |
}
|
|
|
483 |
}
|
|
|
484 |
print OUT "\t};\n";
|
|
|
485 |
print OUT "\n#endif\n";
|
|
|
486 |
print OUT "const TInt HalInternal::HalDataSize=$memOffset;\n";
|
|
|
487 |
print OUT "\n";
|
|
|
488 |
print OUT "const THalImplementation HalInternal::Implementation[]=\n";
|
|
|
489 |
print OUT "\t{\n";
|
|
|
490 |
$i=0;
|
|
|
491 |
while ($i<$nAttribs) {
|
|
|
492 |
my $propRef=$AttribsByOrdinal[$i];
|
|
|
493 |
++$i;
|
|
|
494 |
my $separator=($i<$nAttribs)?',':'';
|
|
|
495 |
my $name=$$propRef{'name'};
|
|
|
496 |
my $imp=$$propRef{'value'};
|
|
|
497 |
if (!defined $imp or $imp=~/^\s*0\s*$/) {
|
|
|
498 |
$imp='NULL';
|
|
|
499 |
}
|
|
|
500 |
print OUT "\t$imp$separator\t\t// $name\n";
|
|
|
501 |
}
|
|
|
502 |
print OUT "\t};\n";
|
|
|
503 |
} elsif ($xmode==2) {
|
|
|
504 |
print OUT "\n";
|
|
|
505 |
$i=0;
|
|
|
506 |
while ($i<$nAttribs) {
|
|
|
507 |
my $propRef=$AttribsByOrdinal[$i];
|
|
|
508 |
++$i;
|
|
|
509 |
my $name=$$propRef{'name'};
|
|
|
510 |
my $imp=$$propRef{'value'};
|
|
|
511 |
if ($imp=~/^\s*0\s*$/) {
|
|
|
512 |
undef $imp;
|
|
|
513 |
}
|
|
|
514 |
my $setarg=' /*aSet*/';
|
|
|
515 |
if (defined $$propRef{'settable'}) {
|
|
|
516 |
$setarg=' aSet';
|
|
|
517 |
}
|
|
|
518 |
if (defined $imp) {
|
|
|
519 |
print OUT "// $name\n";
|
|
|
520 |
print OUT "TInt $imp(TInt /*aDeviceNumber*/, TInt /*aAttrib*/, TBool$setarg, TAny* aInOut)\n";
|
|
|
521 |
print OUT "\t{\n";
|
|
|
522 |
print OUT "\treturn KErrNone;\n";
|
|
|
523 |
print OUT "\t}\n";
|
|
|
524 |
print OUT "\n";
|
|
|
525 |
}
|
|
|
526 |
}
|
|
|
527 |
print OUT "\n";
|
|
|
528 |
} elsif ($xmode==3) {
|
|
|
529 |
my $hdrprot='__'.uc $rootName.'__';
|
|
|
530 |
$hdrprot=~s/\./_/;
|
|
|
531 |
print OUT "\n";
|
|
|
532 |
print OUT "#ifndef $hdrprot\n";
|
|
|
533 |
print OUT "#define $hdrprot\n";
|
|
|
534 |
$i=0;
|
|
|
535 |
while ($i<$nAttribs) {
|
|
|
536 |
my $propRef=$AttribsByOrdinal[$i];
|
|
|
537 |
++$i;
|
|
|
538 |
my $name=$$propRef{'name'};
|
|
|
539 |
my $imp=$$propRef{'value'};
|
|
|
540 |
if ($imp=~/^\s*0\s*$/) {
|
|
|
541 |
undef $imp;
|
|
|
542 |
}
|
|
|
543 |
if (defined $imp) {
|
|
|
544 |
print OUT "GLREF_C TInt $imp(TInt, TInt, TBool, TAny*);\t// $name\n";
|
|
|
545 |
}
|
|
|
546 |
}
|
|
|
547 |
print OUT "\n";
|
|
|
548 |
print OUT "#endif\n";
|
|
|
549 |
}
|
|
|
550 |
|
|
|
551 |
print OUT "\n";
|
|
|
552 |
|
|
|
553 |
exit;
|
|
|
554 |
|
|
|
555 |
# END OF MAIN
|
|
|
556 |
|
|
|
557 |
sub matchabbrev($$) {
|
|
|
558 |
my ($inref, $lref)=@_;
|
|
|
559 |
my @matches=grep(/$$inref/i,@$lref);
|
|
|
560 |
my $nmatches=scalar(@matches);
|
|
|
561 |
if ($nmatches==0) {
|
|
|
562 |
return "Unknown";
|
|
|
563 |
} elsif ($nmatches>1) {
|
|
|
564 |
my @xmatches=grep(/^$$inref$/i,@matches);
|
|
|
565 |
if (scalar(@xmatches)!=1) {
|
|
|
566 |
return "Ambiguous";
|
|
|
567 |
} else {
|
|
|
568 |
$$inref=$xmatches[0];
|
|
|
569 |
return undef;
|
|
|
570 |
}
|
|
|
571 |
} else {
|
|
|
572 |
$$inref=$matches[0];
|
|
|
573 |
return undef;
|
|
|
574 |
}
|
|
|
575 |
}
|
|
|
576 |
|
|
|
577 |
sub read_file_strip_comments($) {
|
|
|
578 |
my ($filename) = @_;
|
|
|
579 |
open IN, $filename or die "Cannot read file $filename\n";
|
|
|
580 |
my $in;
|
|
|
581 |
while (<IN>) {
|
|
|
582 |
$in .= $_;
|
|
|
583 |
}
|
|
|
584 |
close IN;
|
|
|
585 |
|
|
|
586 |
# Strip comments
|
|
|
587 |
$in =~ s/\/\*(.*?)\*\//\n/gms;
|
|
|
588 |
$in =~ s/\/\/(.*?)\n/\n/gms;
|
|
|
589 |
|
|
|
590 |
return split(/(\n)/, $in);
|
|
|
591 |
}
|
|
|
592 |
|
|
|
593 |
sub usage() {
|
|
|
594 |
print
|
|
|
595 |
"\n",
|
|
|
596 |
"halcfg.pl is a perl script that is used by the build system to generate the\n",
|
|
|
597 |
"C++ source files from the Config and Values files.\n",
|
|
|
598 |
"\n",
|
|
|
599 |
"There are four modes in which the Perl script halcfg.pl can be used.\n",
|
|
|
600 |
"\n",
|
|
|
601 |
"\"perl halcfg.pl hal_data.h values.hda values.cpp\"\n",
|
|
|
602 |
"\n",
|
|
|
603 |
"takes the values.hda text file and generates a table of initial values for\n",
|
|
|
604 |
"items stored by the HAL.\n",
|
|
|
605 |
"\n",
|
|
|
606 |
"\"perl halcfg.pl -x hal_data.h config.hcf config.cpp\"\n",
|
|
|
607 |
"\n",
|
|
|
608 |
"generates three tables:\n",
|
|
|
609 |
"\n",
|
|
|
610 |
" - the properties, i.e. whether valid and/or writable, for each item\n",
|
|
|
611 |
"\n",
|
|
|
612 |
" - the offset of each item within the DllGlobal block\n",
|
|
|
613 |
"\n",
|
|
|
614 |
" - the function implementing each item, for derived attributes. ie. those\n",
|
|
|
615 |
" attributes that are not simply stored by the HAL.\n",
|
|
|
616 |
"\n",
|
|
|
617 |
"\"perl halcfg.pl -s hal_data.h config.hcf source.cpp\"\n",
|
|
|
618 |
"\n",
|
|
|
619 |
"generates a source file containing skeleton code for the implementation of the\n",
|
|
|
620 |
"accessor function for each derived attribute\n",
|
|
|
621 |
"\n",
|
|
|
622 |
"\"perl halcfg.pl -h hal_data.h config.hcf header.h\"\n",
|
|
|
623 |
"\n",
|
|
|
624 |
"generates a header file containing prototypes for the accessor functions for\n",
|
|
|
625 |
"each derived attribute\n",
|
|
|
626 |
"\n",
|
|
|
627 |
"Note that the header file hal_data.h containing the attributes and values used\n",
|
|
|
628 |
"by the HAL is passed on all calls to the perl script.\n";
|
|
|
629 |
|
|
|
630 |
exit;
|
|
|
631 |
}
|