tools/bin/jsc: tentatively add support for preprocessing .s/.c

pipcet · Jan 29, 2021 · d8701fe · d8701fe
1 parent d6bf2ab
commit d8701fe
Showing 1 changed file with 17 additions and 1 deletion.
diff --git a/tools/bin/jsc b/tools/bin/jsc
@@ -64,6 +64,16 @@ int main(void) {
     return $cache->{$c};
 }
 
+my $mode;
+if ($ARGV[0] eq "--s") {
+    shift;
+    $mode = "s";
+}
+if ($ARGV[0] eq "--c") {
+    shift;
+    $mode = "c";
+}
+
 $prefix = $ARGV[0] // "wasm32-unknown-none";
 
 if (-e "tools/cache/jsc/${prefix}.pl") {
@@ -83,7 +93,13 @@ while ($in =~ s/(\%[l.0-9]*[defgosx])(\{((?:(?>[^\{\}]+)|(?-2))*)\})/do_subst($1
 
 while ($in =~ s/\%(\{((?:(?>[^\{\}]+)|(?-2))*)\})/do_cpp_subst($2, $preamble)/mesgx) {}
 
-$in = "// autogenerated. do not edit.\n\"use strict\";\n" . $in;
+if ($mode eq "s") {
+    $in = "	;; autogenerated. Do not edit.\n" . $in;
+} elsif ($mode eq "c") {
+    $in = "/* Autogenerated. Do not edit. */\n" . $in;
+} else {
+    $in = "// autogenerated. do not edit.\n\"use strict\";\n" . $in;
+}
 
 print $in;