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127 lines
3.5 KiB
C++
127 lines
3.5 KiB
C++
/*
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* see copyright notice in squirrel.h
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*/
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#include "../../../stdafx.h"
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#include <squirrel.h>
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#include "sqpcheader.h"
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#include "sqvm.h"
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#include "sqfuncproto.h"
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#include "sqclosure.h"
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#include "sqstring.h"
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#include "../../../core/alloc_func.hpp"
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#include "../../../string_func.h"
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#include "../../../safeguards.h"
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SQRESULT sq_getfunctioninfo(HSQUIRRELVM v,SQInteger level,SQFunctionInfo *fi)
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{
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SQInteger cssize = v->_callsstacksize;
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if (cssize > level) {
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SQVM::CallInfo &ci = v->_callsstack[cssize-level-1];
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if(sq_isclosure(ci._closure)) {
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SQClosure *c = _closure(ci._closure);
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SQFunctionProto *proto = _funcproto(c->_function);
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fi->funcid = proto;
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fi->name = type(proto->_name) == OT_STRING?_stringval(proto->_name):"unknown";
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fi->source = type(proto->_name) == OT_STRING?_stringval(proto->_sourcename):"unknown";
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return SQ_OK;
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}
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}
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return sq_throwerror(v,"the object is not a closure");
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}
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SQRESULT sq_stackinfos(HSQUIRRELVM v, SQInteger level, SQStackInfos *si)
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{
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SQInteger cssize = v->_callsstacksize;
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if (cssize > level) {
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memset(si, 0, sizeof(SQStackInfos));
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SQVM::CallInfo &ci = v->_callsstack[cssize-level-1];
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switch (type(ci._closure)) {
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case OT_CLOSURE:{
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SQFunctionProto *func = _funcproto(_closure(ci._closure)->_function);
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if (type(func->_name) == OT_STRING)
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si->funcname = _stringval(func->_name);
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if (type(func->_sourcename) == OT_STRING)
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si->source = _stringval(func->_sourcename);
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si->line = func->GetLine(ci._ip);
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}
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break;
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case OT_NATIVECLOSURE:
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si->source = "NATIVE";
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si->funcname = "unknown";
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if(type(_nativeclosure(ci._closure)->_name) == OT_STRING)
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si->funcname = _stringval(_nativeclosure(ci._closure)->_name);
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si->line = -1;
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break;
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default: break; //shutup compiler
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}
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return SQ_OK;
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}
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return SQ_ERROR;
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}
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void SQVM::Raise_Error(const SQChar *s, ...)
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{
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va_list vl;
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va_start(vl, s);
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size_t len = strlen(s)+(NUMBER_MAX_CHAR*2);
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char *buffer = MallocT<char>(len + 1);
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vseprintf(buffer, buffer + len, s, vl);
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va_end(vl);
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_lasterror = SQString::Create(_ss(this),buffer,-1);
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free(buffer);
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}
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void SQVM::Raise_Error(SQObjectPtr &desc)
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{
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_lasterror = desc;
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}
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SQString *SQVM::PrintObjVal(const SQObject &o)
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{
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char buf[NUMBER_MAX_CHAR+1];
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switch(type(o)) {
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case OT_STRING: return _string(o);
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case OT_INTEGER:
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seprintf(buf, lastof(buf), OTTD_PRINTF64, _integer(o));
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return SQString::Create(_ss(this), buf);
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case OT_FLOAT:
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seprintf(buf, lastof(buf), "%.14g", _float(o));
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return SQString::Create(_ss(this), buf);
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default:
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return SQString::Create(_ss(this), GetTypeName(o));
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}
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}
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void SQVM::Raise_IdxError(const SQObject &o)
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{
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SQObjectPtr oval = PrintObjVal(o);
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Raise_Error("the index '%.50s' does not exist", _stringval(oval));
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}
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void SQVM::Raise_CompareError(const SQObject &o1, const SQObject &o2)
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{
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SQObjectPtr oval1 = PrintObjVal(o1), oval2 = PrintObjVal(o2);
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Raise_Error("comparison between '%.50s' and '%.50s'", _stringval(oval1), _stringval(oval2));
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}
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void SQVM::Raise_ParamTypeError(SQInteger nparam,SQInteger typemask,SQInteger type)
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{
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SQObjectPtr exptypes = SQString::Create(_ss(this), "", -1);
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SQInteger found = 0;
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for(SQInteger i=0; i<16; i++)
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{
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SQInteger mask = 0x00000001 << i;
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if(typemask & (mask)) {
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if(found>0) StringCat(exptypes,SQString::Create(_ss(this), "|", -1), exptypes);
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found ++;
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StringCat(exptypes,SQString::Create(_ss(this), IdType2Name((SQObjectType)mask), -1), exptypes);
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}
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}
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Raise_Error("parameter %d has an invalid type '%s' ; expected: '%s'", nparam, IdType2Name((SQObjectType)type), _stringval(exptypes));
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}
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