ext-boost/boost/config/platform/cygwin.hpp
Lioncash db95c7fe31 Update boost to 1.68.0
Keeps the boost libraries up to date. This also silences informational
messages that get spammed throughout the build, such as:

"Info: Boost.Config is older than your compiler version - probably
nothing bad will happen - but you may wish to look for an update Boost
version.  Define BOOST_CONFIG_SUPPRESS_OUTDATED_MESSAGE to suppress this
message."

Which makes the compilation process a lot less noisy on Windows. It's
now much easier to actually spot warnings that occur.
2018-08-21 12:23:21 -04:00

69 lines
1.7 KiB
C++

// (C) Copyright John Maddock 2001 - 2003.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// cygwin specific config options:
#define BOOST_PLATFORM "Cygwin"
#define BOOST_HAS_DIRENT_H
#define BOOST_HAS_LOG1P
#define BOOST_HAS_EXPM1
//
// Threading API:
// See if we have POSIX threads, if we do use them, otherwise
// revert to native Win threads.
#define BOOST_HAS_UNISTD_H
#include <unistd.h>
#if defined(_POSIX_THREADS) && (_POSIX_THREADS+0 >= 0) && !defined(BOOST_HAS_WINTHREADS)
# define BOOST_HAS_PTHREADS
# define BOOST_HAS_SCHED_YIELD
# define BOOST_HAS_GETTIMEOFDAY
# define BOOST_HAS_PTHREAD_MUTEXATTR_SETTYPE
//# define BOOST_HAS_SIGACTION
#else
# if !defined(BOOST_HAS_WINTHREADS)
# define BOOST_HAS_WINTHREADS
# endif
# define BOOST_HAS_FTIME
#endif
//
// find out if we have a stdint.h, there should be a better way to do this:
//
#include <sys/types.h>
#ifdef _STDINT_H
#define BOOST_HAS_STDINT_H
#endif
#if __GNUC__ > 5 && !defined(BOOST_HAS_STDINT_H)
# define BOOST_HAS_STDINT_H
#endif
/// Cygwin has no fenv.h
#define BOOST_NO_FENV_H
// Cygwin has it's own <pthread.h> which breaks <shared_mutex> unless the correct compiler flags are used:
#ifndef BOOST_NO_CXX14_HDR_SHARED_MUTEX
#include <pthread.h>
#if !(__XSI_VISIBLE >= 500 || __POSIX_VISIBLE >= 200112)
# define BOOST_NO_CXX14_HDR_SHARED_MUTEX
#endif
#endif
// boilerplate code:
#include <boost/config/detail/posix_features.hpp>
//
// Cygwin lies about XSI conformance, there is no nl_types.h:
//
#ifdef BOOST_HAS_NL_TYPES_H
# undef BOOST_HAS_NL_TYPES_H
#endif