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/*
* This file is Copyright (c) 2017 by the GPSD project
* BSD terms apply: see the file COPYING in the distribution root for details.
*
* This is the header for os_compat.c, which contains functions dealing with
* compatibility issues across OSes.
*/
#ifndef _GPSD_OS_COMPAT_H_
#define _GPSD_OS_COMPAT_H_
/* Determine which of these functions we need */
#include "gpsd_config.h"
# ifdef __cplusplus
extern "C" {
# endif
#ifndef HAVE_CLOCK_GETTIME
#include <time.h>
#ifndef CLOCKID_T_DEFINED
typedef int clockid_t;
#define CLOCKID_T_DEFINED
#endif /* !CLOCKID_T_DEFINED */
/*
* OS X 10.5 and later use _STRUCT_TIMESPEC (like other OSes)
* 10.4 uses _TIMESPEC
* 10.3 and earlier use _TIMESPEC_DECLARED
*/
#if !defined(_STRUCT_TIMESPEC) && \
!defined(_TIMESPEC) && \
!defined(_TIMESPEC_DECLARED) && \
!defined(__timespec_defined)
#define _STRUCT_TIMESPEC
struct timespec {
time_t tv_sec;
long tv_nsec;
};
#endif /* !_STRUCT_TIMESPEC ... */
/* OS X does not have clock_gettime */
#define CLOCK_REALTIME 0
int clock_gettime(clockid_t, struct timespec *);
#endif /* !HAVE_CLOCK_GETTIME */
#ifndef HAVE_STRLCAT
#include <string.h>
size_t strlcat(char *dst, const char *src, size_t size);
#endif /* !HAVE_STRLCAT */
#ifndef HAVE_STRLCPY
#include <string.h>
size_t strlcpy(char *dst, const char *src, size_t size);
#endif /* !HAVE_STRLCPY */
# ifdef __cplusplus
}
# endif
#endif /* _GPSD_OS_COMPAT_H_ */
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