[vkgen] Clean up most of the generated header

I'll probably completely remove it as only vkparse.c includes it, but
this tidies things up a bit and even simplifies vkgen's loops a little.

libs/video/renderer/vulkan/vkgen/vkenum.h

@@ -9,6 +9,7 @@
 {
 	int          prefix_length;
 }
+-(void) writeForward;
 -(void) writeTable;
 -(void) writeSymtabInit;
 -(void) writeSymtabEntry;

libs/video/renderer/vulkan/vkgen/vkenum.r

@@ -83,6 +83,11 @@ skip_value(string name)
 	return !num_values;
 }
 
+-(void) writeForward
+{
+	fprintf (output_file, "static exprenum_t %s_enum;\n", [self name]);
+}
+
 -(void) writeTable
 {
 	int         strip_bit = 0;
@@ -123,7 +128,7 @@ skip_value(string name)
 		}
 		fprintf (output_file, "};\n");
 	}
-	fprintf (output_file, "exprsym_t %s_symbols[] = {\n", [self name]);
+	fprintf (output_file, "static exprsym_t %s_symbols[] = {\n", [self name]);
 	for (int i = 0, index = 0; i < type.strct.num_fields; i++) {
 		qfot_var_t *var = &type.strct.fields[i];
 		if (skip_value (var.name)) {
@@ -151,10 +156,10 @@ skip_value(string name)
 	}
 	fprintf (output_file, "\t{ }\n");
 	fprintf (output_file, "};\n");
-	fprintf (output_file, "exprtab_t %s_symtab = {\n", [self name]);
+	fprintf (output_file, "static exprtab_t %s_symtab = {\n", [self name]);
 	fprintf (output_file, "\t%s_symbols,\n", [self name]);
 	fprintf (output_file, "};\n");
-	fprintf (output_file, "exprenum_t %s_enum = {\n", [self name]);
+	fprintf (output_file, "static exprenum_t %s_enum = {\n", [self name]);
 	fprintf (output_file, "\t&%s_type,\n", [self name]);
 	fprintf (output_file, "\t&%s_symtab,\n", [self name]);
 	fprintf (output_file, "};\n");
@@ -177,10 +182,7 @@ skip_value(string name)
 			 " const plitem_t *item, void *data, plitem_t *messages,"
 			 " void *context);\n",
 			 [self name]);
-	fprintf (header_file, "extern exprenum_t %s_enum;\n", [self name]);
 	fprintf (header_file, "extern exprtype_t %s_type;\n", [self name]);
-	fprintf (header_file, "extern exprtab_t %s_symtab;\n", [self name]);
-	fprintf (header_file, "extern exprsym_t %s_symbols[];\n", [self name]);
 }
 
 -(void) writeSymtabInit

libs/video/renderer/vulkan/vkgen/vkfixedarray.h

@@ -11,6 +11,7 @@
 	Type       *ele_type;
 	int         ele_count;
 }
+-(void) writeForward;
 -(void) writeTable;
 -(void) writeSymtabInit;
 -(void) writeSymtabEntry;

libs/video/renderer/vulkan/vkgen/vkfixedarray.r

@@ -37,6 +37,10 @@
 	}
 }
 
+-(void) writeForward
+{
+}
+
 -(void) writeTable
 {
 	fprintf (output_file, "static parse_fixed_array_t parse_%s_data = {\n",

libs/video/renderer/vulkan/vkgen/vkgen.r

@@ -223,12 +223,9 @@ main(int argc, string *argv)
 		if ([obj name] == "VkStructureType") {
 			continue;
 		}
-		if ([obj class] != [Enum class]) {
-			continue;
-		}
 
 		arp_start ();
-		[obj writeTable];
+		[obj writeForward];
 		arp_end ();
 	}
 	for (int i = [output_types count]; i-- > 0; ) {
@@ -236,22 +233,6 @@ main(int argc, string *argv)
 		if ([obj name] == "VkStructureType") {
 			continue;
 		}
-		if ([obj class] != [FixedArray class]) {
-			continue;
-		}
-
-		arp_start ();
-		[obj writeTable];
-		arp_end ();
-	}
-	for (int i = [output_types count]; i-- > 0; ) {
-		id obj = [output_types objectAtIndex:i];
-		if ([obj name] == "VkStructureType") {
-			continue;
-		}
-		if ([obj class] != [Struct class]) {
-			continue;
-		}
 
 		arp_start ();
 		[obj writeTable];

libs/video/renderer/vulkan/vkgen/vkstruct.h

@@ -15,6 +15,7 @@
 }
 -(void) queueFieldTypes;
 -(qfot_var_t *)findField:(string) fieldName;
+-(void) writeForward;
 -(void) writeTable;
 -(void) writeSymtabInit;
 -(void) writeSymtabEntry;

libs/video/renderer/vulkan/vkgen/vkstruct.r

@@ -31,6 +31,11 @@
 {
 	qfot_struct_t *strct =&type.strct;
 	PLItem     *field_dict = [parse getObjectForKey:[self name]];
+	int         readonly = [field_dict string] == "readonly";
+
+	if (readonly) {
+		return;
+	}
 
 	for (int i = 0; i < strct.num_fields; i++) {
 		qfot_var_t *var = &strct.fields[i];
@@ -78,6 +83,18 @@
 	return str_upper (s);
 }
 
+-(void) writeForward
+{
+	PLItem     *field_dict = [parse getObjectForKey:[self name]];
+	int         readonly = [field_dict string] == "readonly";
+	if (!readonly) {
+		fprintf (output_file, "static int %s (const plfield_t *field,"
+				 " const plitem_t *item, void *data, plitem_t *messages,"
+				 " void *context);\n",
+				 [self parseFunc]);
+	}
+}
+
 -(void) writeTable
 {
 	PLItem     *field_dict = [parse getObjectForKey:[self name]];
@@ -85,6 +102,7 @@
 	Array      *field_defs = [Array array];
 	int         have_sType = 0;
 	int         have_pNext = 0;
+	int         readonly = [field_dict string] == "readonly";
 
 	if ([parse string] == "skip") {
 		return;
@@ -138,6 +156,7 @@
 		FieldDef   *field_def = [field_defs objectAtIndex:i];
 		[field_def writeParseData];
 	}
+	if (!readonly) {
 	fprintf (output_file, "static plfield_t %s_fields[] = {\n", [self outname]);
 	fprintf (output_file,
 			 "\t{\"@inherit\", 0, QFString, parse_inherit, &%s_fields},\n",
@@ -154,11 +173,7 @@
 	fprintf (output_file, "\t{ }\n");
 	fprintf (output_file, "};\n");
 
-	fprintf (header_file, "int %s (const plfield_t *field,"
-			 " const plitem_t *item, void *data, plitem_t *messages,"
-			 " void *context);\n",
-			 [self parseFunc]);
-	fprintf (output_file, "int %s (const plfield_t *field,"
+	fprintf (output_file, "static int %s (const plfield_t *field,"
 			 " const plitem_t *item, void *data, plitem_t *messages,"
 			 " void *context)\n",
 			 [self parseFunc]);
@@ -182,6 +197,7 @@
 			fprintf (output_file, "{\"%s\", %s, sizeof(%s)};\n",
 					 [self outname], [self parseFunc], [self outname]);
 		}
+	}
 
 	fprintf (output_file, "static exprsym_t %s_symbols[] = {\n", [self outname]);
 	if (field_defs) {

libs/video/renderer/vulkan/vkparse.plist

@@ -74,6 +74,7 @@
 				values = pPreserveAttachments;
 			};
 		};
+		VkPhysicalDeviceLimits = readonly;
 		VkRenderPassCreateInfo = {
 			//flags = auto; reserved for future use (Bits enum does not exist)
 			attachments = {