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williamc |
1.1.2.1 |
#!/usr/local/bin/perl5 -w
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#
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# Check a product composition file to see if any of its components have
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# changed
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#
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use FileHandle;
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my $datefile=shift @ARGV;
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my $productfile=shift @ARGV;
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my $needsupdate=0;
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williamc |
1.1.2.2 |
my $tempfile;
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williamc |
1.1.2.1 |
$self={};
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# read in dependencies and dates
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my $file;
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if ( -f $datefile ) {
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$fh=FileHandle->new();
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open ($fh, "<".$datefile );
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while ( <$fh> ) {
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$file=$_;
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chomp $file;
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$self->{file}{$file}=<$fh>;
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chomp $self->{file}{$file};
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}
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close $fh;
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}
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# now get dates in our dependency list
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foreach $file ( keys %{$self->{file}} ) {
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if ( -f $file ) {
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williamc |
1.1.2.2 |
# -- check to see if we have a new local copy
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if ( $file=~/$ENV{RELEASETOP}/ ) {
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($tempfile=$file)=~s/$ENV{RELEASETOP}/$ENV{LOCALTOP}/;
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if ( -f $tempfile ) {
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$self->{file}{$tempfile}=$self->{file}{$file};
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$file=$tempfile;
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williamc |
1.1.2.3 |
# we have to bring the src time forward to fool make
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my $now=time();
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utime($now,$now,$file);
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williamc |
1.1.2.2 |
}
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}
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williamc |
1.1.2.1 |
$self->{moddate}{$file}=(stat($file))[9];
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if ( $self->{moddate}{$file} != $self->{file}{$file} ) {
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$date=$self->{moddate}{$file}-1;
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$needsupdate=1;
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}
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}
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}
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williamc |
1.1.2.3 |
# time stamp the product file to be older than the dependencies
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williamc |
1.1.2.1 |
if ( $needsupdate==1 ) { # touch file into the past
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if ( $ENV{DEBUG} ) {
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print "Blasting $productfile to the past\n";
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}
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williamc |
1.1.2.3 |
if ( -f $productfile ) {
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# If the productfile exists - make it older
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utime($date,$date,$productfile);
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}
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williamc |
1.1.2.1 |
}
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else {
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if ( $ENV{DEBUG} ) {
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print "No need to touch $productfile\n";
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}
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}
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