type.h:

*type_method to type_Method
emit.c:
	support casting between pointers
expr.c:
	support casting between pointers
method.c:
	correct the type for _cmd
	type_method to type_Method.aux_type
qc-lex.l:
	Method type is a poniter to a method
qc-parse.y:
	support , args to messages (not fully implemented yet)
type.c:
	*type_method to type_Method and make type_Method a pointer to a method

tools/qfcc/include/type.h

@@ -52,7 +52,7 @@ extern	type_t	type_Protocol;
 extern	type_t	type_SEL;
 extern	type_t	type_IMP;
 extern	type_t	type_obj_exec_class;
-extern	type_t	*type_method;
+extern	type_t	type_Method;
 extern	type_t	*type_category;
 extern	type_t	*type_ivar;
 extern	type_t	*type_module;

tools/qfcc/source/emit.c

@@ -353,12 +353,16 @@ emit_sub_expr (expr_t *e, def_t *dest)
 						d->type = e->e.expr.type;
 					return d;
 				case 'C':
+					def_a = emit_sub_expr (e->e.expr.e1, 0);
+					if (def_a->type->type == ev_pointer
+						&& e->e.expr.type->type == ev_pointer) {
+						return def_a;
+					}
+					def_b = &def_void;
 					if (!dest) {
 						dest = PR_GetTempDef (e->e.expr.type, pr_scope);
 						dest->users = 2;
 					}
-					def_a = emit_sub_expr (e->e.expr.e1, 0);
-					def_b = &def_void;
 					operator = "=";
 					break;
 				default:

tools/qfcc/source/expr.c

@@ -1935,21 +1935,31 @@ assign_expr (expr_t *e1, expr_t *e2)
 }
 
 expr_t *
-cast_expr (type_t *t, expr_t *e)
+cast_expr (type_t *type, expr_t *e)
 {
 	expr_t    *c;
+	type_t    *e_type;
+
+	convert_name (e);
 
 	if (e->type == ex_error)
 		return e;
 
-	if ((t != &type_integer && t != &type_uinteger
+	e_type = get_type (e);
-		 && get_type (e) != &type_float)
+
-		&& (t != &type_float && get_type (e) != &type_integer)) {
+	if (type->type == ev_pointer && e_type->type == ev_pointer) {
-		return error (e, "can not cast from %s to %s",
-					  pr_type_name[extract_type (e)], pr_type_name[t->type]);
-	}
 		c = new_unary_expr ('C', e);
-	c->e.expr.type = t;
+		c->e.expr.type = type;
+	} else if (((type == &type_integer || type == &type_uinteger)
+				&& e_type == &type_float)
+			   || (type == &type_float
+				   && (e_type == &type_integer || e_type == &type_uinteger))) {
+		c = new_unary_expr ('C', e);
+		c->e.expr.type = type;
+	} else {
+		c = error (e, "can not cast from %s to %s",
+				   pr_type_name[extract_type (e)], pr_type_name[type->type]);
+	}
 	return c;
 }
 

tools/qfcc/source/method.c

@@ -51,7 +51,7 @@ method_t *
 new_method (type_t *ret_type, param_t *selector, param_t *opt_parms)
 {
 	method_t   *meth = malloc (sizeof (method_t));
-	param_t    *cmd = new_param (0, &type_pointer, "_cmd");
+	param_t    *cmd = new_param (0, &type_SEL, "_cmd");
 	param_t    *self = new_param (0, &type_id, "self");
 	dstring_t  *name = dstring_newstr ();
 	dstring_t  *types = dstring_newstr ();
@@ -286,7 +286,7 @@ emit_methods (methodlist_t *_methods, const char *name, int instance)
 	new_struct_field (method_list, &type_pointer, "method_next", vis_public);
 	new_struct_field (method_list, &type_integer, "method_count", vis_public);
 	for (i = 0; i < count; i++)
-		new_struct_field (method_list, type_method, 0, vis_public);
+		new_struct_field (method_list, type_Method.aux_type, 0, vis_public);
 	methods_def = PR_GetDef (method_list, va ("_OBJ_%s_METHODS_%s", type, name),
 							 0, &numpr_globals);
 	methods_def->initialized = methods_def->constant = 1;

tools/qfcc/source/qc-lex.l

@@ -246,6 +246,7 @@ static keyword_t keywords[] = {
 	{"id",			TYPE,	&type_id,			0, PROG_VERSION},
 	{"Class",		TYPE,	&type_Class,		0, PROG_VERSION},
 	{"Protocol",	TYPE,	&type_Protocol,		0, PROG_VERSION},
+	{"Method",		TYPE,	&type_Method,		0, PROG_VERSION},
 	{"SEL",			TYPE,	&type_SEL,			0, PROG_VERSION},
 	{"IMP",			TYPE,	&type_IMP,			0, PROG_VERSION},
 	{"local",		LOCAL,	0,					1, PROG_ID_VERSION},

tools/qfcc/source/qc-parse.y

@@ -1245,8 +1245,8 @@ keywordarglist
 	;
 
 keywordarg
-	: selector ':' expr	{ $$ = new_keywordarg ($1, $3); }
+	: selector ':' arg_list	{ $$ = new_keywordarg ($1, $3); }
-	| ':' expr			{ $$ = new_keywordarg ("", $2); }
+	| ':' arg_list			{ $$ = new_keywordarg ("", $2); }
 	;
 
 selectorarg

tools/qfcc/source/type.c

@@ -71,7 +71,7 @@ type_t      type_Protocol = { ev_pointer };
 type_t      type_SEL = { ev_pointer };
 type_t      type_IMP = { ev_func, NULL, &type_id, -3, { &type_id, &type_SEL }};
 type_t      type_obj_exec_class = { ev_func, NULL, &type_void, 1, { 0 }};
-type_t     *type_method;
+type_t      type_Method = { ev_pointer };
 type_t     *type_category;
 type_t     *type_ivar;
 type_t     *type_module;
@@ -419,16 +419,16 @@ init_types (void)
 	chain_type (&type_struct);
 	chain_type (&type_IMP);
 
-	type = type_SEL.aux_type = new_struct ("SEL");
+	type = type_SEL.aux_type = new_struct (0);
 	new_struct_field (type, &type_string, "sel_id", vis_public);
 	new_struct_field (type, &type_string, "sel_types", vis_public);
 	chain_type (&type_SEL);
 
-	type_method = new_struct (0);
+	type = type_Method.aux_type = new_struct (0);
-	new_struct_field (type_method, type_SEL.aux_type, "method_name", vis_public);
+	new_struct_field (type, type_SEL.aux_type, "method_name", vis_public);
-	new_struct_field (type_method, &type_string, "method_types", vis_public);
+	new_struct_field (type, &type_string, "method_types", vis_public);
-	new_struct_field (type_method, &type_IMP, "method_imp", vis_public);
+	new_struct_field (type, &type_IMP, "method_imp", vis_public);
-	chain_type (type_method);
+	chain_type (&type_Method);
 
 	type = type_Class.aux_type = new_struct (0);
 	type->type = ev_class;