libs/sqplus/sqstdlib/sqstdaux.cpp

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2017-01-10 04:08:49 +00:00
/* see copyright notice in squirrel.h */
#include <squirrel.h>
#include <sqstdaux.h>
#include <assert.h>
void sqstd_printcallstack(HSQUIRRELVM v)
{
SQPRINTFUNCTION pf = sq_getprintfunc(v);
if(pf) {
SQStackInfos si;
SQInteger i;
SQFloat f;
const SQChar *s;
SQInteger level=1; //1 is to skip this function that is level 0
const SQChar *name=0;
SQInteger seq=0;
pf(v,_SC("\nCALLSTACK\n"));
while(SQ_SUCCEEDED(sq_stackinfos(v,level,&si)))
{
const SQChar *fn=_SC("unknown");
const SQChar *src=_SC("unknown");
if(si.funcname)fn=si.funcname;
if(si.source)src=si.source;
pf(v,_SC("*FUNCTION [%s()] %s line [%d]\n"),fn,src,si.line);
level++;
}
level=0;
pf(v,_SC("\nLOCALS\n"));
for(level=0;level<10;level++){
seq=0;
while((name = sq_getlocal(v,level,seq)))
{
seq++;
switch(sq_gettype(v,-1))
{
case OT_NULL:
pf(v,_SC("[%s] NULL\n"),name);
break;
case OT_INTEGER:
sq_getinteger(v,-1,&i);
pf(v,_SC("[%s] %d\n"),name,i);
break;
case OT_FLOAT:
sq_getfloat(v,-1,&f);
pf(v,_SC("[%s] %.14g\n"),name,f);
break;
case OT_USERPOINTER:
pf(v,_SC("[%s] USERPOINTER\n"),name);
break;
case OT_STRING:
sq_getstring(v,-1,&s);
pf(v,_SC("[%s] \"%s\"\n"),name,s);
break;
case OT_TABLE:
pf(v,_SC("[%s] TABLE\n"),name);
break;
case OT_ARRAY:
pf(v,_SC("[%s] ARRAY\n"),name);
break;
case OT_CLOSURE:
pf(v,_SC("[%s] CLOSURE\n"),name);
break;
case OT_NATIVECLOSURE:
pf(v,_SC("[%s] NATIVECLOSURE\n"),name);
break;
case OT_GENERATOR:
pf(v,_SC("[%s] NATIVECLOSURE\n"),name);
break;
case OT_USERDATA:
pf(v,_SC("[%s] USERDATA\n"),name);
break;
case OT_THREAD:
pf(v,_SC("[%s] THREAD\n"),name);
break;
case OT_CLASS:
pf(v,_SC("[%s] CLASS\n"),name);
break;
case OT_INSTANCE:
pf(v,_SC("[%s] INSTANCE\n"),name);
break;
case OT_WEAKREF:
pf(v,_SC("[%s] WEAKREF\n"),name);
break;
case OT_BOOL:{
sq_getinteger(v,-1,&i);
pf(v,_SC("[%s] %s\n"),name,i?_SC("true"):_SC("false"));
}
break;
default: assert(0); break;
}
sq_pop(v,1);
}
}
}
}
static SQInteger _sqstd_aux_printerror(HSQUIRRELVM v)
{
SQPRINTFUNCTION pf = sq_getprintfunc(v);
if(pf) {
const SQChar *sErr = 0;
if(sq_gettop(v)>=1) {
if(SQ_SUCCEEDED(sq_getstring(v,2,&sErr))) {
pf(v,_SC("\nAN ERROR HAS OCCURED [%s]\n"),sErr);
}
else{
pf(v,_SC("\nAN ERROR HAS OCCURED [unknown]\n"));
}
sqstd_printcallstack(v);
}
}
return 0;
}
void _sqstd_compiler_error(HSQUIRRELVM v,const SQChar *sErr,const SQChar *sSource,SQInteger line,SQInteger column)
{
SQPRINTFUNCTION pf = sq_getprintfunc(v);
if(pf) {
pf(v,_SC("%s line = (%d) column = (%d) : error %s\n"),sSource,line,column,sErr);
}
}
void sqstd_seterrorhandlers(HSQUIRRELVM v)
{
sq_setcompilererrorhandler(v,_sqstd_compiler_error);
sq_newclosure(v,_sqstd_aux_printerror,0);
sq_seterrorhandler(v);
}