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INS-VN-200/vnproglib/c/include/vn/xplat/thread.h
r.koeppe 2d22ccd2d6 initial
2024-05-14 02:14:13 +02:00

88 lines
2.4 KiB
C

/** \file
* {COMMON_HEADER}
*
* \section DESCRIPTION
* This header file contains structures and functions useful working with threads.
*/
#ifndef _VN_THREAD_H_
#define _VN_THREAD_H_
#include "vn/error.h"
#include "vn/int.h"
#ifdef _WIN32
/* Disable some warnings for Visual Studio with -Wall. */
#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4668)
#pragma warning(disable:4820)
#pragma warning(disable:4255)
#endif
#include <Windows.h>
#if defined(_MSC_VER)
#pragma warning(pop)
#endif
#endif
#if defined __linux__ || defined __APPLE__ || defined __CYGWIN__ || defined __QNXNTO__
#include <pthread.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
/** \brief Structure for working with threads. */
typedef struct
{
#ifdef _WIN32
HANDLE handle;
#elif defined __linux__ || defined __APPLE__ || defined __CYGWIN__ || defined __QNXNTO__
pthread_t handle;
#else
#error "Unknown System"
#endif
} VnThread;
/** \brief Function signature for a start routine for a thread. */
typedef void (*VnThread_StartRoutine)(void*);
/** \brief Starts a new thread immediately which calls the provided start routine.
*
* \param[in] thread Associated VnThread structure.
* \param[in] startRoutine The routine to be called when the new thread is started.
* \param[in] routineData Pointer to data that will be passed to the routine on the new thread.
* \return Any errors encountered. */
VnError VnThread_startNew(VnThread *thread, VnThread_StartRoutine startRoutine, void* routineData);
/** \brief Blocks the calling thread until the referenced thread finishes.
*
* \param[in] thread The associated VnThread.
* \return Any errors encountered. */
VnError VnThread_join(VnThread *thread);
/** \brief Causes the calling thread to sleep the specified number of seconds.
*
* \param[in] numOfSecsToSleep The number of seconds to sleep. */
void VnThread_sleepSec(uint32_t numOfSecsToSleep);
/** \brief Causes the calling thread to sleep the specified number of milliseconds
*
* \param[in] numOfMsToSleep The number of milliseconds to sleep. */
void VnThread_sleepMs(uint32_t numOfMsToSleep);
/** \brief Causes the calling thread to sleep the specified number of microseconds
*
* \param[in] numOfUsToSleep The number of microseconds to sleep. */
void VnThread_sleepUs(uint32_t numOfUsToSleep);
#ifdef __cplusplus
}
#endif
#endif