File: changeperl

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#!/usr/bin/perl
# Just change /usr/local/bin/perl to /usr/bin/perl
# pretty big script.

@files = qw( makehtml maketex );

foreach $infile (@files) {
    open IH,"<$infile" or die "Can't open $infile";
    $outfile = $infile . ".new";
    open OH,">$outfile" or die "Can't open $outfile";
    while ($line = <IH> ) {
	if ($line =~ m|^#!/usr/local/bin/perl|) {
	    print OH "#!/usr/bin/perl\n";
	}
	else {
	    print OH $line;
	}
    }
    close IH; close OH;
    system "cp $infile $infile.orig" unless -e "$infile.orig";
    system "mv $outfile $infile";
    system "chmod +x $infile";
}