SysCall.h

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#ifndef SysCall_h
#define SysCall_h
#include "../SdFatConfig.h"
#include <stddef.h>
#include <stdint.h>
#if __cplusplus < 201103
#warning nullptr defined
#define nullptr NULL
#endif // __cplusplus < 201103
//------------------------------------------------------------------------------
typedef uint16_t SdMillis_t;
//------------------------------------------------------------------------------
class SysCall
{
  public:
    static SdMillis_t curTimeMS();
    static void halt()
    {
        while (1)
        {
            yield();
        }
    }
    static void yield();
};
#if ENABLE_ARDUINO_FEATURES
#if defined(ARDUINO)
typedef Print print_t;
typedef Stream stream_t;
#else // defined(ARDUINO)
#error "Unknown system"
#endif // defined(ARDUINO)
//------------------------------------------------------------------------------
#ifndef F
#define F(str) (str)
#endif // F
//------------------------------------------------------------------------------
inline SdMillis_t SysCall::curTimeMS()
{
    return millis();
}
//------------------------------------------------------------------------------
#if defined(PLATFORM_ID) // Only defined if a Particle device
inline void SysCall::yield()
{
    // Recommended to only call Particle.process() if system threading is disabled
    if (system_thread_get_state(NULL) == spark::feature::DISABLED)
    {
        Particle.process();
    }
}
#elif defined(ARDUINO)
inline void SysCall::yield()
{
    // Use the external Arduino yield() function.
    ::yield();
}
#else  // defined(PLATFORM_ID)
inline void SysCall::yield()
{
}
#endif // defined(PLATFORM_ID)
//------------------------------------------------------------------------------
#else // ENABLE_ARDUINO_FEATURES
#error Print not defined
#include "PrintBasic.h"
typedef PrintBasic print_t;
typedef PrintBasic stream_t;
inline void SysCall::yield()
{
}
#endif // ENABLE_ARDUINO_FEATURES
#endif // SysCall_h