make mrb_funcall_argv and mrb_funcall_with_block to take mrb_sym as a method name

include/mruby.h

@@ -330,8 +330,8 @@ struct RClass * mrb_define_module_under(mrb_state *mrb, struct RClass *outer, co
 int mrb_get_args(mrb_state *mrb, const char *format, ...);
 
 mrb_value mrb_funcall(mrb_state*, mrb_value, const char*, int,...);
-mrb_value mrb_funcall_argv(mrb_state*, mrb_value, const char*, int, mrb_value*);
-mrb_value mrb_funcall_with_block(mrb_state*, mrb_value, const char*, int, mrb_value*, mrb_value);
+mrb_value mrb_funcall_argv(mrb_state*, mrb_value, mrb_sym, int, mrb_value*);
+mrb_value mrb_funcall_with_block(mrb_state*, mrb_value, mrb_sym, int, mrb_value*, mrb_value);
 mrb_sym mrb_intern(mrb_state*,const char*);
 mrb_sym mrb_intern2(mrb_state*,const char*,int);
 mrb_sym mrb_intern_str(mrb_state*,mrb_value);

src/class.c

@@ -723,8 +723,8 @@ mrb_mod_include(mrb_state *mrb, mrb_value klass)
     mrb_check_type(mrb, argv[i], MRB_TT_MODULE);
   }
   while (argc--) {
-    mrb_funcall_argv(mrb, argv[argc], "append_features", 1, &klass);
-    mrb_funcall_argv(mrb, argv[argc], "included", 1, &klass);
+    mrb_funcall(mrb, argv[argc], "append_features", 1, klass);
+    mrb_funcall(mrb, argv[argc], "included", 1, klass);
   }
 
   return klass;
@@ -877,29 +877,41 @@ mrb_method_search(mrb_state *mrb, struct RClass* c, mrb_sym mid)
 mrb_value
 mrb_funcall(mrb_state *mrb, mrb_value self, const char *name, int argc, ...)
 {
-  mrb_value args[MRB_FUNCALL_ARGC_MAX];
+  mrb_sym mid = mrb_intern(mrb, name);
   va_list ap;
   int i;
 
-  if (argc != 0) {
+  if (argc == 0) {
+    return mrb_funcall_argv(mrb, self, mid, 0, 0);
+  }
+  else if (argc == 1) {
+    mrb_value v;
+
+    va_start(ap, argc);
+    v = va_arg(ap, mrb_value);
+    va_end(ap);
+    return mrb_funcall_argv(mrb, self, mid, 1, &v);
+  }
+  else {
+    mrb_value argv[MRB_FUNCALL_ARGC_MAX];
+
     if (argc > MRB_FUNCALL_ARGC_MAX) {
-      mrb_raise(mrb, E_ARGUMENT_ERROR, "Too long arguments. (limit=%d)\n", MRB_FUNCALL_ARGC_MAX);
+      mrb_raise(mrb, E_ARGUMENT_ERROR, "Too long arguments. (limit=%d)", MRB_FUNCALL_ARGC_MAX);
     }
 
     va_start(ap, argc);
     for (i = 0; i < argc; i++) {
-      args[i] = va_arg(ap, mrb_value);
+      argv[i] = va_arg(ap, mrb_value);
     }
     va_end(ap);
+    return mrb_funcall_argv(mrb, self, mid, argc, argv);
   }
-  return mrb_funcall_argv(mrb, self, name, argc, args);
 }
 
-
 void
 mrb_obj_call_init(mrb_state *mrb, mrb_value obj, int argc, mrb_value *argv)
 {
-  mrb_funcall_argv(mrb, obj, "initialize", argc, argv);
+  mrb_funcall_argv(mrb, obj, mrb_intern(mrb, "initialize"), argc, argv);
 }
 
 /*
@@ -938,7 +950,7 @@ mrb_class_new_instance_m(mrb_state *mrb, mrb_value klass)
   c = (struct RClass*)mrb_obj_alloc(mrb, k->tt, k);
   c->super = k;
   obj = mrb_obj_value(c);
-  mrb_funcall_with_block(mrb, obj, "initialize", argc, argv, blk);
+  mrb_funcall_with_block(mrb, obj, mrb_intern(mrb, "initialize"), argc, argv, blk);
 
   return obj;
 }
@@ -957,7 +969,7 @@ mrb_instance_new(mrb_state *mrb, mrb_value cv)
   o = (struct RObject*)mrb_obj_alloc(mrb, ttype, c);
   obj = mrb_obj_value(o);
   mrb_get_args(mrb, "*&", &argv, &argc, &blk);
-  mrb_funcall_with_block(mrb, obj, "initialize", argc, argv, blk);
+  mrb_funcall_with_block(mrb, obj, mrb_intern(mrb, "initialize"), argc, argv, blk);
 
   return obj;
 }

src/error.c

@@ -144,7 +144,7 @@ exc_equal(mrb_state *mrb, mrb_value exc)
   if (mrb_obj_equal(mrb, exc, obj)) return mrb_true_value();
 
   if (mrb_obj_class(mrb, exc) != mrb_obj_class(mrb, obj)) {
-    if ( mrb_respond_to(mrb, obj, mrb_intern(mrb, "message")) ) {
+    if (mrb_respond_to(mrb, obj, mrb_intern(mrb, "message"))) {
       mesg = mrb_funcall(mrb, obj, "message", 0);
     }
     else
@@ -306,13 +306,16 @@ make_exception(mrb_state *mrb, int argc, mrb_value *argv, int isstr)
     case 3:
       n = 1;
 exception_call:
-      if (mrb_respond_to(mrb, argv[0], mrb_intern(mrb, "exception"))) {
-        mesg = mrb_funcall_argv(mrb, argv[0], "exception", n, argv+1);
+      {
+	mrb_sym exc = mrb_intern(mrb, "exception");
+	if (mrb_respond_to(mrb, argv[0], exc)) {
+	  mesg = mrb_funcall_argv(mrb, argv[0], exc, n, argv+1);
 	}
 	else {
 	  /* undef */
 	  mrb_raise(mrb, E_TYPE_ERROR, "exception class/object expected");
 	}
+      }
 
       break;
     default:

src/kernel.c

@@ -245,7 +245,7 @@ mrb_f_send(mrb_state *mrb, mrb_value self)
   int argc;
   
   mrb_get_args(mrb, "n*&", &name, &argv, &argc, &block);
-  return mrb_funcall_with_block(mrb,self, mrb_sym2name(mrb, name), argc, argv, block);
+  return mrb_funcall_with_block(mrb,self, name, argc, argv, block);
 }
 
 /* 15.3.1.2.2  */

src/re.c

@@ -76,7 +76,7 @@ mrb_reg_s_new_instance(mrb_state *mrb, /*int argc, mrb_value *argv, */mrb_value
   re->ptr = 0;
   re->src = 0;
   re->usecnt = 0;
-  return mrb_funcall_argv(mrb, mrb_obj_value(re), "initialize", argc, argv);
+  return mrb_funcall_argv(mrb, mrb_obj_value(re), mrb_intern(mrb, "initialize"), argc, argv);
 }
 
 mrb_value

src/variable.c

@@ -320,8 +320,8 @@ const_get(mrb_state *mrb, struct RClass *base, mrb_sym sym)
         return kh_value(h, k);
       }
       if (mrb_respond_to(mrb, mrb_obj_value(c), cm)) {
-        mrb_value argv = mrb_symbol_value(sym);
-        return mrb_funcall_argv(mrb, mrb_obj_value(c), "const_missing", 1, &argv);
+        mrb_value name = mrb_symbol_value(sym);
+        return mrb_funcall(mrb, mrb_obj_value(c), "const_missing", 1, name);
       }
     }
     c = c->super;

src/vm.c

@@ -179,16 +179,18 @@ ecall(mrb_state *mrb, int i)
 }
 
 mrb_value
-mrb_funcall_with_block(mrb_state *mrb, mrb_value self, const char *name, int argc, mrb_value *argv, mrb_value blk)
+mrb_funcall_with_block(mrb_state *mrb, mrb_value self, mrb_sym mid, int argc, mrb_value *argv, mrb_value blk)
 {
   struct RProc *p;
   struct RClass *c;
-  mrb_sym mid = mrb_intern(mrb, name);
   mrb_sym undef = 0;
   mrb_callinfo *ci;
   int n = mrb->ci->nregs;
   mrb_value val;
 
+  if (argc < 0) {
+    mrb_raise(mrb, E_ARGUMENT_ERROR, "negative argc for funcall (%d)", argc);
+  }
   c = mrb_class(mrb, self);
   p = mrb_method_search_vm(mrb, &c, mid);
   if (!p) {
@@ -232,9 +234,9 @@ mrb_funcall_with_block(mrb_state *mrb, mrb_value self, const char *name, int arg
 }
 
 mrb_value
-mrb_funcall_argv(mrb_state *mrb, mrb_value self, const char *name, int argc, mrb_value *argv)
+mrb_funcall_argv(mrb_state *mrb, mrb_value self, mrb_sym mid, int argc, mrb_value *argv)
 {
-  return mrb_funcall_with_block(mrb, self, name, argc, argv, mrb_nil_value());
+  return mrb_funcall_with_block(mrb, self, mid, argc, argv, mrb_nil_value());
 }
 
 mrb_value