ThreadStatus ILuaAPI.Resume(ILuaState from, int numArgs)
{
LuaState fromState = from as LuaState;
NumCSharpCalls = (fromState != null) ? fromState.NumCSharpCalls + 1 : 1;
NumNonYieldable = 0; // allow yields
Utl.ApiCheckNumElems(this, (Status == ThreadStatus.LUA_OK) ? numArgs + 1 : numArgs);
var resumeParam = new ResumeParam();
resumeParam.L = this;
resumeParam.firstArg = Top.Index - numArgs;
ThreadStatus status = D_RawRunProtected(DG_Resume, ref resumeParam);
if (status == ThreadStatus.LUA_RESUME_ERROR) // error calling `lua_resume'?
{
status = ThreadStatus.LUA_ERRRUN;
}
else // yield or regular error
{
while (status != ThreadStatus.LUA_OK && status != ThreadStatus.LUA_YIELD) // error?
{
if (Recover(status)) // recover point?
{
var unrollParam = new UnrollParam();
unrollParam.L = this;
status = D_RawRunProtected(DG_Unroll, ref unrollParam);
}
else // unrecoverable error
{
Status = status; // mark thread as `dead'
SetErrorObj(status, Top);
CI.TopIndex = Top.Index;
break;
}
}
Utl.Assert(status == Status);
}
NumNonYieldable = 1; // do not allow yields
NumCSharpCalls--;
Utl.Assert(NumCSharpCalls == ((fromState != null) ? fromState.NumCSharpCalls : 0));
return(status);
}
ThreadStatus ILuaAPI.Resume( ILuaState from, int numArgs )
{
LuaState fromState = from as LuaState;
NumCSharpCalls = (fromState != null) ? fromState.NumCSharpCalls + 1 : 1;
NumNonYieldable = 0; // allow yields
Utl.ApiCheckNumElems( this, (Status == ThreadStatus.LUA_OK) ? numArgs + 1 : numArgs );
var resumeParam = new ResumeParam();
resumeParam.L = this;
resumeParam.firstArg = Top.Index-numArgs;
ThreadStatus status = D_RawRunProtected( DG_Resume, ref resumeParam );
if( status == ThreadStatus.LUA_RESUME_ERROR ) // error calling `lua_resume'?
{
status = ThreadStatus.LUA_ERRRUN;
}
else // yield or regular error
{
while( status != ThreadStatus.LUA_OK && status != ThreadStatus.LUA_YIELD ) // error?
{
if( Recover( status ) ) // recover point?
{
var unrollParam = new UnrollParam();
unrollParam.L = this;
status = D_RawRunProtected( DG_Unroll, ref unrollParam );
}
else // unrecoverable error
{
Status = status; // mark thread as `dead'
SetErrorObj( status, Top );
CI.TopIndex = Top.Index;
break;
}
}
Utl.Assert( status == Status );
}
NumNonYieldable = 1; // do not allow yields
NumCSharpCalls--;
Utl.Assert( NumCSharpCalls == ((fromState != null) ? fromState.NumCSharpCalls : 0) );
return status;
}
private static void UnrollWrap(ref UnrollParam param)
{
param.L.Unroll();
}
private static void UnrollWrap(ref UnrollParam param)
{
param.L.Unroll();
}
