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72 lines
1.1 KiB
Perl
72 lines
1.1 KiB
Perl
#!/usr/bin/perl
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$ftxt = "ipercent_val";
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$ctxt = $ftxt . "__";
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$myname = $0;
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@names = ();
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$count = 0;
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while ($ARGV[0] =~ /^-/) {
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$opt .= " $ARGV[0]";
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if ($ARGV[0] eq "-o") {
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shift;
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$opt .= " $ARGV[0]";
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}
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shift;
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}
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if ("$opt" eq " -1") {&phase1;}
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elsif ("$opt" eq " -2") {&phase2;}
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else {
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$src = $ARGV[0];
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$tmp = $src;
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$tmp =~ s:.*/::;
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$tmp =~ s:f$:c:;
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$tmp = "/tmp/$tmp";
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system "$myname -1 < $src | f2c -f | $myname -2 > $tmp";
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system "cc -c $opt $tmp";
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unlink $tmp;
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}
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exit 0;
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sub phase1 {
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while (<>) {
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s/%[Vv][Aa][Ll]/$ftxt/g;
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print $_;
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}
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}
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sub phase2 {
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while (<>) {
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if (/(\s*)(\w*)(\s*=\s*)($ctxt)/) {
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$p = $2;
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s/$ctxt\(&/\(/;
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$names[$count] = $p;
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$count++;
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print $_;
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} else {
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if ($count && /(\s*)(\w*)_\(/) {
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&repl ($_);
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} else {
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print $_;
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}
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}
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}
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}
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sub repl {
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$l = shift;
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while ($l) {
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foreach (@names) {
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$l =~ s/&$_/$_/g;
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}
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print $l;
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if ($l =~ /\);/) {
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@names = ();
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$count = 0;
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return;
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}
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$l = <>;
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}
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}
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