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#
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# twigmaker - a substitue compiler for testing make rules
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# use :
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# perl twigmaker outfile infiles
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#
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# - interface
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# filedate(file) : return the date of the given file stored in twig
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# contents() : retunr list of all elements in twig
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package BuildSystem::test::twigmaker;
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use FileHandle;
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require 5.004;
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sub new {
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my $class=shift;
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my $self={};
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bless $self, $class;
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if ( @_ ) {
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my $file=shift;
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$self->_loadtwig($file);
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}
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return $self;
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}
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sub maketwig {
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my $self=shift;
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my $out=shift;
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undef $self->{dates};
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# -- open file for output
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my $fh=FileHandle->new();
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$fh->open(">".$out) || die "Unable to open $out $!";
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# -- compile a list of all files with their datestamps
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foreach $file ( @_ ) {
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if ( -f $file ) {
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$date=(stat($file))[9];
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}
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else {
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$date="not_file";
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}
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print $fh $file." ".$date."\n";
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$self->{dates}{$file}=$date;
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push @{$self->{dateorder}}, $file;
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}
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undef $fh;
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}
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sub contents {
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my $self=shift;
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return @{$self->{dateorder}};
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}
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sub filedate {
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my $self=shift;
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my $file=shift;
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return $self->{dates}{$file};
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}
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sub _loadtwig {
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my $self=shift;
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my $infile=shift;
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my $fh=FileHandle->new();
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$fh->open("<".$infile) || die "Unable to open $infile $!";
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while (<$fh>) {
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chomp;
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($file,$date)=split / /;
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$self->{dates}{$file}=$date;
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push @{$self->{dateorder}}, $file;
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}
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undef $fh;
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}
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