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25 lines
492 B
Perl
25 lines
492 B
Perl
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#!/usr/bin/perl
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#
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# Take a piece of C code and for each line which contains the sequence $$
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# repeat n times with $ replaced by 0...n-1; the sequence $# is replaced
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# by the unrolling factor, and $* with a single $
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#
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($n) = @ARGV;
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$n += 0;
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while ( defined($line = <STDIN>) ) {
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if ( $line =~ /\$\$/ ) {
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$rep = $n;
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} else {
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$rep = 1;
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}
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for ( $i = 0 ; $i < $rep ; $i++ ) {
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$tmp = $line;
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$tmp =~ s/\$\$/$i/g;
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$tmp =~ s/\$\#/$n/g;
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$tmp =~ s/\$\*/\$/g;
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print $tmp;
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}
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}
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