- if ($define{$_} =~ /^(\d+)U?L{0,2}$/i) {
- print PREAMBLE
- "unless (defined &$_) { sub $_() { $1 } }\n\n";
- } elsif ($define{$_} =~ /^\w+$/) {
- print PREAMBLE
- "unless (defined &$_) { sub $_() { &$define{$_} } }\n\n";
- } else {
- print PREAMBLE
- "unless (defined &$_) { sub $_() { \"",
- quotemeta($define{$_}), "\" } }\n\n";
- }
- }
+ foreach (sort keys %define) {
+ if ($opt_D) {
+ print PREAMBLE "# $_=$define{$_}\n";
+ }
+ if ($define{$_} =~ /^\((.*)\)$/) {
+ # parenthesized value: d=(v)
+ $define{$_} = $1;
+ }
+ if (/^(\w+)\((\w)\)$/) {
+ my($macro, $arg) = ($1, $2);
+ my $def = $define{$_};
+ $def =~ s/$arg/\$\{$arg\}/g;
+ print PREAMBLE <<DEFINE;
+unless (defined &$macro) { sub $macro(\$) { my (\$$arg) = \@_; \"$def\" } }
+
+DEFINE
+ } elsif
+ ($define{$_} =~ /^([+-]?(\d+)?\.\d+([eE][+-]?\d+)?)[FL]?$/) {
+ # float:
+ print PREAMBLE
+ "unless (defined &$_) { sub $_() { $1 } }\n\n";
+ } elsif ($define{$_} =~ /^([+-]?\d+)U?L{0,2}$/i) {
+ # integer:
+ print PREAMBLE
+ "unless (defined &$_) { sub $_() { $1 } }\n\n";
+ } elsif ($define{$_} =~ /^\w+$/) {
+ my $def = $define{$_};
+ if ($isatype{$def}) {
+ print PREAMBLE
+ "unless (defined &$_) { sub $_() { \"$def\" } }\n\n";
+ } else {
+ print PREAMBLE
+ "unless (defined &$_) { sub $_() { &$def } }\n\n";
+ }
+ } else {
+ print PREAMBLE
+ "unless (defined &$_) { sub $_() { \"",
+ quotemeta($define{$_}), "\" } }\n\n";
+ }
+ }
+ print PREAMBLE "\n1;\n"; # avoid 'did not return a true value' when empty