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- Stop aliasing strings onto names for function parameters.
SVN r1923 (scripting)
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parent
e5ef25591d
commit
e209a2f208
6 changed files with 90 additions and 6 deletions
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@ -97,6 +97,57 @@ struct ExpVal
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void *pointer;
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};
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ExpVal()
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{
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Type = VAL_Int;
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Int = 0;
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}
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~ExpVal()
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{
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if (Type == VAL_String)
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{
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((FString *)&pointer)->~FString();
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}
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}
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ExpVal(const FString &str)
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{
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Type = VAL_String;
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::new(&pointer) FString(str);
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}
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ExpVal(const ExpVal &o)
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{
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Type = o.Type;
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if (o.Type == VAL_String)
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{
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::new(&pointer) FString(*(FString *)&o.pointer);
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}
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else
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{
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memcpy(&Float, &o.Float, 8);
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}
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}
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ExpVal &operator=(const ExpVal &o)
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{
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if (Type == VAL_String)
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{
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((FString *)&pointer)->~FString();
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}
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Type = o.Type;
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if (o.Type == VAL_String)
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{
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::new(&pointer) FString(*(FString *)&o.pointer);
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}
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else
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{
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memcpy(&Float, &o.Float, 8);
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}
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return *this;
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}
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int GetInt() const
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{
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return Type == VAL_Int? Int : Type == VAL_Float? int(Float) : 0;
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@ -107,6 +158,11 @@ struct ExpVal
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return Type == VAL_Int? double(Int) : Type == VAL_Float? Float : 0;
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}
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const FString GetString() const
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{
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return Type == VAL_String ? *(FString *)&pointer : Type == VAL_Name ? FString(FName(ENamedName(Int)).GetChars()) : "";
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}
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bool GetBool() const
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{
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return (Type == VAL_Int || Type == VAL_Sound) ? !!Int : Type == VAL_Float? Float!=0. : false;
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@ -286,6 +342,13 @@ public:
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isresolved = true;
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}
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FxConstant(const char *str, const FScriptPosition &pos) : FxExpression(pos)
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{
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ValueType = VAL_String;
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value = ExpVal(FString(str));
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isresolved = true;
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}
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FxConstant(ExpVal cv, const FScriptPosition &pos) : FxExpression(pos)
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{
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value = cv;
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@ -37,6 +37,7 @@
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**
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*/
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#include <malloc.h>
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#include "actor.h"
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#include "sc_man.h"
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#include "tarray.h"
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@ -404,8 +405,13 @@ ExpEmit FxParameter::Emit(VMFunctionBuilder *build)
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{
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build->Emit(OP_PARAM, 0, REGT_POINTER | REGT_KONST, build->GetConstantAddress(val.pointer, ATAG_STATE));
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}
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else if (val.Type == VAL_String)
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{
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build->Emit(OP_PARAM, 0, REGT_STRING | REGT_KONST, build->GetConstantString(val.GetString()));
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}
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else
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{
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build->Emit(OP_PARAM, 0, REGT_NIL, 0);
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ScriptPosition.Message(MSG_ERROR, "Cannot emit needed constant");
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}
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}
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@ -498,6 +504,11 @@ ExpEmit FxConstant::Emit(VMFunctionBuilder *build)
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out.RegType = REGT_POINTER;
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out.RegNum = build->GetConstantAddress(value.pointer, ATAG_STATE);
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}
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else if (value.Type == VAL_String)
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{
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out.RegType = REGT_STRING;
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out.RegNum = build->GetConstantString(value.GetString());
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}
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else
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{
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ScriptPosition.Message(MSG_ERROR, "Cannot emit needed constant");
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@ -85,12 +85,21 @@ FxExpression *ParseParameter(FScanner &sc, PClass *cls, char type, bool constant
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x = new FxClassTypeCast(RUNTIME_CLASS(AActor), new FxConstant(FName(sc.String), sc));
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break;
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case 'N':
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case 'n': // name
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case 'T':
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case 't': // String
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sc.SetEscape(true);
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sc.MustGetString();
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sc.SetEscape(false);
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x = new FxConstant(sc.String[0]? FName(sc.String) : NAME_None, sc);
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if (type == 'n' || type == 'N')
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{
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x = new FxConstant(sc.String[0] ? FName(sc.String) : NAME_None, sc);
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}
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else
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{
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x = new FxConstant(strbin1(sc.String), sc);
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}
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break;
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case 'C':
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@ -855,7 +864,7 @@ static void ParseActionDef (FScanner &sc, PClass *cls)
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case TK_Sound: type = 's'; break;
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case TK_String: type = 't'; break;
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case TK_Name: type = 't'; break;
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case TK_Name: type = 'n'; break;
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case TK_State: type = 'l'; break;
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case TK_Color: type = 'c'; break;
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case TK_Class:
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@ -17,7 +17,8 @@ enum ExpValType
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VAL_Pointer, // Dereferenced variable (only used for addressing arrays for now.)
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VAL_Sound, // Sound identifier. Internally it's an int.
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VAL_Name, // A Name
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VAL_Color, // A color.
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VAL_String, // A string
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VAL_Color, // A color
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VAL_State, // A State pointer
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// only used for accessing external variables to ensure proper conversion
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@ -166,7 +166,7 @@ void VMDumpConstants(FILE *out, const VMScriptFunction *func)
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printf_wrapper(out, "\nConstant strings:\n");
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for (i = 0; i < func->NumKonstS; ++i)
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{
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printf_wrapper(out, "%3d. %s\n", func->KonstS[k].GetChars());
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printf_wrapper(out, "%3d. %s\n", i, func->KonstS[i].GetChars());
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}
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}
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}
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@ -353,7 +353,7 @@ static int print_reg(FILE *out, int col, int arg, int mode, int immshift, const
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case MODE_KS:
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if (func != NULL)
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{
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return col+printf_wrapper(out, "\"%s\"", func->KonstS[arg].GetChars());
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return col+printf_wrapper(out, "\"%.27s\"", func->KonstS[arg].GetChars());
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}
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return col+printf_wrapper(out, "ks%d", arg);
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case MODE_KP:
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@ -186,7 +186,7 @@ ACTOR Actor native //: Thinker
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action native A_JumpIfHealthLower(int health, state label);
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action native A_JumpIfCloser(float distance, state label);
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action native A_JumpIfInventory(class<Inventory> itemtype, int itemamount, state label);
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action native A_JumpIfArmorType(string Type, state label, int amount = 1);
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action native A_JumpIfArmorType(name Type, state label, int amount = 1);
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action native A_GiveInventory(class<Inventory> itemtype, int amount = 0);
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action native A_TakeInventory(class<Inventory> itemtype, int amount = 0);
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action native A_SpawnItem(class<Actor> itemtype = "Unknown", float distance = 0, float zheight = 0, bool useammo = true, bool transfer_translation = false);
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