kc3-lang/libevent/time-internal.h

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• Hash : 9081b66c
  Author :
  Date : 2017-03-12T20:50:35
  

  Export symbols for -fvisibility=hidden (under cmake)
  
  Fixes: #442
  

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• time-internal.h

• /*
   * Copyright (c) 2000-2007 Niels Provos <provos@citi.umich.edu>
   * Copyright (c) 2007-2012 Niels Provos and Nick Mathewson
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. The name of the author may not be used to endorse or promote products
   *    derived from this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  #ifndef TIME_INTERNAL_H_INCLUDED_
  #define TIME_INTERNAL_H_INCLUDED_
  
  #include "event2/event-config.h"
  #include "evconfig-private.h"
  
  #ifdef EVENT__HAVE_MACH_MACH_TIME_H
  /* For mach_timebase_info */
  #include <mach/mach_time.h>
  #endif
  
  #include <time.h>
  
  #include "event2/util.h"
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  #if defined(EVENT__HAVE_CLOCK_GETTIME) && defined(CLOCK_MONOTONIC)
  #define HAVE_POSIX_MONOTONIC
  #elif defined(EVENT__HAVE_MACH_ABSOLUTE_TIME)
  #define HAVE_MACH_MONOTONIC
  #elif defined(_WIN32)
  #define HAVE_WIN32_MONOTONIC
  #else
  #define HAVE_FALLBACK_MONOTONIC
  #endif
  
  long evutil_tv_to_msec_(const struct timeval *tv);
  EVENT2_EXPORT_SYMBOL
  void evutil_usleep_(const struct timeval *tv);
  
  #ifdef _WIN32
  typedef ULONGLONG (WINAPI *ev_GetTickCount_func)(void);
  #endif
  
  struct evutil_monotonic_timer {
  
  #ifdef HAVE_MACH_MONOTONIC
  	struct mach_timebase_info mach_timebase_units;
  #endif
  
  #ifdef HAVE_POSIX_MONOTONIC
  	int monotonic_clock;
  #endif
  
  #ifdef HAVE_WIN32_MONOTONIC
  	ev_GetTickCount_func GetTickCount64_fn;
  	ev_GetTickCount_func GetTickCount_fn;
  	ev_uint64_t last_tick_count;
  	ev_uint64_t adjust_tick_count;
  
  	ev_uint64_t first_tick;
  	ev_uint64_t first_counter;
  	double usec_per_count;
  	int use_performance_counter;
  #endif
  
  	struct timeval adjust_monotonic_clock;
  	struct timeval last_time;
  };
  
  EVENT2_EXPORT_SYMBOL
  int evutil_configure_monotonic_time_(struct evutil_monotonic_timer *mt,
      int flags);
  EVENT2_EXPORT_SYMBOL
  int evutil_gettime_monotonic_(struct evutil_monotonic_timer *mt, struct timeval *tv);
  
  
  #ifdef __cplusplus
  }
  #endif
  
  #endif /* EVENT_INTERNAL_H_INCLUDED_ */
  

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