GrblPlatform.hxx

/*
 * Copyright (C) 2022 CERN
 *
 * This software is provided 'as-is', without any express or implied
 * warranty.  In no event will the authors be held liable for any damages
 * arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you must not
 *    claim that you wrote the original software. If you use this software
 *    in a product, an acknowledgment in the product documentation would be
 *    appreciated but is not required.
 * 2. Altered source versions must be plainly marked as such, and must not be
 *    misrepresented as being the original software.
 * 3. This notice may not be removed or altered from any source distribution.
 *
 * Created on: 2022-06-17
 *     Author: Michal Mysior <mmysior> <michal.mysior@cern.ch>
 *
 */
 
#ifndef GRBL_PLATFORM_HXX__
#define GRBL_PLATFORM_HXX__
 
#pragma once
 
#include "GrblPlatform.hpp"
#include "GrblPlatformData.hpp"
 
namespace smc {
namespace internal {
 
template<typename T>
std::future<T> GrblPlatform::run(std::function<void(ImmediateCmd &, Context &)> fun)
{
    ImmediateCmd cmd{fun, new Promise<T>()};
    std::future<T> ret = cmd.prom->get<T>().get_future();
 
    std::unique_lock<std::mutex> lock(m_lock);
    if (m_started)
    {
        m_immediate.push(std::move(cmd));
        lock.unlock();
        wake();
    }
    else
        cmd.prom->set_exception(
            Exception(ErrorCode::Canceled, "platform stopped"));
    return ret;
}
 
} // namespace internal
} // namespace smc
 
#endif /* GRBL_PLATFORM_HXX__ */