sqdebug.cpp

00001 /*
00002   see copyright notice in squirrel.h
00003 */
00004 #include <squirrel.h>
00005 #include "sqpcheader.h"
00006 #include <stdarg.h>
00007 #include "sqvm.h"
00008 #include "sqfuncproto.h"
00009 #include "sqclosure.h"
00010 #include "sqstring.h"
00011 
00012 SQRESULT sq_stackinfos(HSQUIRRELVM v, SQInteger level, SQStackInfos *si)
00013 {
00014   SQInteger cssize = v->_callsstacksize;
00015   if (cssize > level) {
00016     memset(si, 0, sizeof(SQStackInfos));
00017     SQVM::CallInfo &ci = v->_callsstack[cssize-level-1];
00018     switch (type(ci._closure)) {
00019     case OT_CLOSURE:{
00020       SQFunctionProto *func = _funcproto(_closure(ci._closure)->_function);
00021       if (type(func->_name) == OT_STRING)
00022         si->funcname = _stringval(func->_name);
00023       if (type(func->_sourcename) == OT_STRING)
00024         si->source = _stringval(func->_sourcename);
00025       si->line = func->GetLine(ci._ip);
00026             }
00027       break;
00028     case OT_NATIVECLOSURE:
00029       si->source = _SC("NATIVE");
00030       si->funcname = _SC("unknown");
00031       if(type(_nativeclosure(ci._closure)->_name) == OT_STRING)
00032         si->funcname = _stringval(_nativeclosure(ci._closure)->_name);
00033       si->line = -1;
00034       break;
00035     default: break; //shutup compiler
00036     }
00037     return SQ_OK;
00038   }
00039   return SQ_ERROR;
00040 }
00041 
00042 void SQVM::Raise_Error(const SQChar *s, ...)
00043 {
00044   va_list vl;
00045   va_start(vl, s);
00046   scvsprintf(_sp(rsl((SQInteger)scstrlen(s)+(NUMBER_MAX_CHAR*2))), s, vl);
00047   va_end(vl);
00048   _lasterror = SQString::Create(_ss(this),_spval,-1);
00049 }
00050 
00051 void SQVM::Raise_Error(SQObjectPtr &desc)
00052 {
00053   _lasterror = desc;
00054 }
00055 
00056 SQString *SQVM::PrintObjVal(const SQObject &o)
00057 {
00058   switch(type(o)) {
00059   case OT_STRING: return _string(o);
00060   case OT_INTEGER:
00061 #if defined(_SQ64)
00062     scsprintf(_sp(rsl(NUMBER_MAX_CHAR+1)), _SC("%ld"), _integer(o));
00063 #else
00064     scsprintf(_sp(rsl(NUMBER_MAX_CHAR+1)), _SC("%d"), _integer(o));
00065 #endif
00066     return SQString::Create(_ss(this), _spval);
00067     break;
00068   case OT_FLOAT:
00069     scsprintf(_sp(rsl(NUMBER_MAX_CHAR+1)), _SC("%.14g"), _float(o));
00070     return SQString::Create(_ss(this), _spval);
00071     break;
00072   default:
00073     return SQString::Create(_ss(this), GetTypeName(o));
00074   }
00075 }
00076 
00077 void SQVM::Raise_IdxError(SQObject &o)
00078 {
00079   SQObjectPtr oval = PrintObjVal(o);
00080   Raise_Error(_SC("the index '%.50s' does not exist"), _stringval(oval));
00081 }
00082 
00083 void SQVM::Raise_CompareError(const SQObject &o1, const SQObject &o2)
00084 {
00085   SQObjectPtr oval1 = PrintObjVal(o1), oval2 = PrintObjVal(o2);
00086   Raise_Error(_SC("comparsion between '%.50s' and '%.50s'"), _stringval(oval1), _stringval(oval2));
00087 }
00088 
00089 
00090 void SQVM::Raise_ParamTypeError(SQInteger nparam,SQInteger typemask,SQInteger type)
00091 {
00092   SQObjectPtr exptypes = SQString::Create(_ss(this), _SC(""), -1);
00093   SQInteger found = 0;
00094   for(SQInteger i=0; i<16; i++)
00095   {
00096     SQInteger mask = 0x00000001 << i;
00097     if(typemask & (mask)) {
00098       if(found>0) StringCat(exptypes,SQString::Create(_ss(this), _SC("|"), -1), exptypes);
00099       found ++;
00100       StringCat(exptypes,SQString::Create(_ss(this), IdType2Name((SQObjectType)mask), -1), exptypes);
00101     }
00102   }
00103   Raise_Error(_SC("parameter %d has an invalid type '%s' ; expected: '%s'"), nparam, IdType2Name((SQObjectType)type), _stringval(exptypes));
00104 }

Generated on Mon Mar 9 23:33:44 2009 for openttd by  doxygen 1.5.6