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/*
* Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
* Copyright (C) 2012 - Scilab Enterprises - Calixte DENIZET
*
* This file must be used under the terms of the CeCILL.
* This source file is licensed as described in the file COPYING, which
* you should have received as part of this distribution. The terms
* are also available at
* http://www.cecill.info/licences/Licence_CeCILL_V2.1-en.txt
*
*/
#include "ScilabGateway.hxx"
namespace org_modules_external_objects
{
int ScilabGateway::operation(char * fname, const int envId, const OperatorsType type, void * pvApiCtx)
{
SciErr err;
int * addr = 0;
int tmpvar[] = {0, 0};
int idObjA;
int idObjB = -1;
int eId = 0;
int ret;
CheckInputArgument(pvApiCtx, 1, 2);
CheckOutputArgument(pvApiCtx, 1, 1);
err = getVarAddressFromPosition(pvApiCtx, 1, &addr);
if (err.iErr)
{
throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
}
try
{
eId = ScilabObjects::getEnvironmentId(addr, pvApiCtx);
}
catch (ScilabAbstractEnvironmentException & e)
{
err = getVarAddressFromPosition(pvApiCtx, 2, &addr);
if (err.iErr)
{
throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
}
eId = ScilabObjects::getEnvironmentId(addr, pvApiCtx);
}
ScilabAbstractEnvironment & env = ScilabEnvironments::getEnvironment(eId);
OptionsHelper & helper = env.getOptionsHelper();
ScilabGatewayOptions & options = env.getGatewayOptions();
OptionsHelper::setCopyOccurred(false);
ScilabObjects::initialization(env, pvApiCtx);
options.setIsNew(false);
getVarAddressFromPosition(pvApiCtx, 1, &addr);
idObjA = ScilabObjects::getArgumentId(addr, tmpvar, false, false, eId, pvApiCtx);
err = getVarAddressFromPosition(pvApiCtx, 2, &addr);
if (err.iErr)
{
ScilabObjects::removeTemporaryVars(envId, tmpvar);
throw ScilabAbstractEnvironmentException(__LINE__, __FILE__, gettext("Invalid variable: cannot retrieve the data"));
}
if (Rhs == 2)
{
try
{
idObjB = ScilabObjects::getArgumentId(addr, tmpvar, false, false, eId, pvApiCtx);
}
catch (std::exception & e)
{
throw;
}
}
try
{
ret = env.operation(idObjA, idObjB, type);
}
catch (std::exception & e)
{
ScilabObjects::removeTemporaryVars(eId, tmpvar);
throw;
}
ScilabObjects::removeTemporaryVars(eId, tmpvar);
if (helper.getAutoUnwrap())
{
if (!ScilabObjects::unwrap(ret, Rhs + 1, eId, pvApiCtx))
{
try
{
ScilabObjects::createEnvironmentObjectAtPos(EXTERNAL_OBJECT, Rhs + 1, ret, eId, pvApiCtx);
}
catch (ScilabAbstractEnvironmentException & e)
{
env.removeobject(ret);
throw;
}
}
else
{
env.removeobject(ret);
}
}
else
{
try
{
ScilabObjects::createEnvironmentObjectAtPos(EXTERNAL_OBJECT, Rhs + 1, ret, eId, pvApiCtx);
}
catch (ScilabAbstractEnvironmentException & e)
{
env.removeobject(ret);
throw;
}
}
LhsVar(1) = Rhs + 1;
PutLhsVar();
return 0;
}
}
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