src/squirrel/squirrel/sqdebug.cpp

   1 /*
   2         see copyright notice in squirrel.h
   3 */
   4 #include "sqpcheader.h"
   5 #include <stdarg.h>
   6 #include "sqvm.h"
   7 #include "sqfuncproto.h"
   8 #include "sqclosure.h"
   9 #include "sqstring.h"
  10
  11 SQRESULT sq_stackinfos(HSQUIRRELVM v, SQInteger level, SQStackInfos *si)
  12 {
  13         SQInteger cssize = v->_callsstacksize;
  14         if (cssize > level) {
  15                 memset(si, 0, sizeof(SQStackInfos));
  16                 SQVM::CallInfo &ci = v->_callsstack[cssize-level-1];
  17                 switch (type(ci._closure)) {
  18                 case OT_CLOSURE:{
  19                         SQFunctionProto *func = _funcproto(_closure(ci._closure)->_function);
  20                         if (type(func->_name) == OT_STRING)
  21                                 si->funcname = _stringval(func->_name);
  22                         if (type(func->_sourcename) == OT_STRING)
  23                                 si->source = _stringval(func->_sourcename);
  24                         si->line = func->GetLine(ci._ip);
  25                                                 }
  26                         break;
  27                 case OT_NATIVECLOSURE:
  28                         si->source = _SC("NATIVE");
  29                         si->funcname = _SC("unknown");
  30                         if(type(_nativeclosure(ci._closure)->_name) == OT_STRING)
  31                                 si->funcname = _stringval(_nativeclosure(ci._closure)->_name);
  32                         si->line = -1;
  33                         break;
  34                 default: break; //shutup compiler
  35                 }
  36                 return SQ_OK;
  37         }
  38         return SQ_ERROR;
  39 }
  40
  41 void SQVM::Raise_Error(const SQChar *s, ...)
  42 {
  43         va_list vl;
  44         va_start(vl, s);
  45         scvsprintf(_sp(rsl((SQInteger)scstrlen(s)+(NUMBER_MAX_CHAR*2))), s, vl);
  46         va_end(vl);
  47         _lasterror = SQString::Create(_ss(this),_spval,-1);
  48 }
  49
  50 void SQVM::Raise_Error(SQObjectPtr &desc)
  51 {
  52         _lasterror = desc;
  53 }
  54
  55 SQString *SQVM::PrintObjVal(const SQObject &o)
  56 {
  57         switch(type(o)) {
  58         case OT_STRING: return _string(o);
  59         case OT_INTEGER:
  60                 scsprintf(_sp(rsl(NUMBER_MAX_CHAR+1)), _SC("%d"), _integer(o));
  61                 return SQString::Create(_ss(this), _spval);
  62                 break;
  63         case OT_FLOAT:
  64                 scsprintf(_sp(rsl(NUMBER_MAX_CHAR+1)), _SC("%.14g"), _float(o));
  65                 return SQString::Create(_ss(this), _spval);
  66                 break;
  67         default:
  68                 return SQString::Create(_ss(this), GetTypeName(o));
  69         }
  70 }
  71
  72 void SQVM::Raise_IdxError(SQObject &o)
  73 {
  74         SQObjectPtr oval = PrintObjVal(o);
  75         Raise_Error(_SC("the index '%.50s' does not exist"), _stringval(oval));
  76 }
  77
  78 void SQVM::Raise_CompareError(const SQObject &o1, const SQObject &o2)
  79 {
  80         SQObjectPtr oval1 = PrintObjVal(o1), oval2 = PrintObjVal(o2);
  81         Raise_Error(_SC("comparsion between '%.50s' and '%.50s'"), _stringval(oval1), _stringval(oval2));
  82 }
  83
  84
  85 void SQVM::Raise_ParamTypeError(SQInteger nparam,SQInteger typemask,SQInteger type)
  86 {
  87         SQObjectPtr exptypes = SQString::Create(_ss(this), _SC(""), -1);
  88         SQInteger found = 0;
  89         for(SQInteger i=0; i<16; i++)
  90         {
  91                 SQInteger mask = 0x00000001 << i;
  92                 if(typemask & (mask)) {
  93                         if(found>0) StringCat(exptypes,SQString::Create(_ss(this), _SC("|"), -1), exptypes);
  94                         found ++;
  95                         StringCat(exptypes,SQString::Create(_ss(this), IdType2Name((SQObjectType)mask), -1), exptypes);
  96                 }
  97         }
  98         Raise_Error(_SC("parameter %d has an invalid type '%s' ; expected: '%s'"), nparam, IdType2Name((SQObjectType)type), _stringval(exptypes));
  99 }