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/* Copyright (c) 2013 Stanisław Halik <sthalik@misaki.pl>
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*/
#pragma once
#if defined(_WIN32)
#include <windows.h>
#else
#include <stdio.h>
#include <string.h>
#include <sys/file.h>
#include <sys/mman.h>
#include <fcntl.h>
#include <limits.h>
#include <unistd.h>
#include <sys/types.h>
#endif
#if !defined(OPENTRACK_COMPAT_BUNDLED)
# if defined(IN_FTNOIR_COMPAT) && defined(_WIN32)
# define COMPAT_EXPORT __declspec(dllexport)
# elif defined(_WIN32)
# define COMPAT_EXPORT __declspec(dllimport)
# else
# define COMPAT_EXPORT __attribute__ ((visibility ("default")))
# endif
#else
# define COMPAT_EXPORT
#endif
class COMPAT_EXPORT PortableLockedShm {
public:
PortableLockedShm(const char *shmName, const char *mutexName, int mapSize);
~PortableLockedShm();
void lock();
void unlock();
bool success();
inline void* ptr() { return mem; }
private:
void* mem;
#if defined(_WIN32)
HANDLE hMutex, hMapFile;
#else
int fd, size;
#endif
};
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