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Use a flexible array for strings

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This commit is contained in:
Evan Shaw
2015-01-05 15:03:50 +13:00
parent a8507ca17a
commit e3b5206ca8
2 changed files with 2 additions and 12 deletions
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10
src/wren_value.c
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@ -339,13 +339,8 @@ Value wrenNewString(WrenVM* vm, const char* text, size_t length)
Value wrenNewUninitializedString(WrenVM* vm, size_t length)
{
// Allocate before the string object in case this triggers a GC which would
// free the string object.
char* heapText = allocate(vm, length + 1);
ObjString* string = allocate(vm, sizeof(ObjString));
ObjString* string = allocate(vm, sizeof(ObjString) + length + 1);
initObj(vm, &string->obj, OBJ_STRING, vm->stringClass);
string->value = heapText;
return OBJ_VAL(string);
}
@ -616,9 +611,6 @@ void wrenFreeObj(WrenVM* vm, Obj* obj)
break;
case OBJ_STRING:
wrenReallocate(vm, ((ObjString*)obj)->value, 0, 0);
break;
case OBJ_CLOSURE:
case OBJ_FIBER:
case OBJ_INSTANCE:

4
src/wren_value.h
View File

@ -108,9 +108,7 @@ DECLARE_BUFFER(Value, Value);
typedef struct
{
Obj obj;
char* value;
// TODO: Flexible array.
char value[];
} ObjString;
// The dynamically allocated data structure for a variable that has been used