整理

include/boost/predef/os/unix.h

@@ -0,0 +1,78 @@
+/*
+Copyright Rene Rivera 2008-2015
+Distributed under 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)
+*/
+
+#ifndef BOOST_PREDEF_OS_UNIX_H
+#define BOOST_PREDEF_OS_UNIX_H
+
+#include <boost/predef/version_number.h>
+#include <boost/predef/make.h>
+
+/* tag::reference[]
+= `BOOST_OS_UNIX`
+
+http://en.wikipedia.org/wiki/Unix[Unix Environment] operating system.
+
+[options="header"]
+|===
+| {predef_symbol} | {predef_version}
+
+| `unix` | {predef_detection}
+| `+__unix+` | {predef_detection}
+| `+_XOPEN_SOURCE+` | {predef_detection}
+| `+_POSIX_SOURCE+` | {predef_detection}
+|===
+*/ // end::reference[]
+
+#define BOOST_OS_UNIX BOOST_VERSION_NUMBER_NOT_AVAILABLE
+
+#if defined(unix) || defined(__unix) || \
+    defined(_XOPEN_SOURCE) || defined(_POSIX_SOURCE)
+#   undef BOOST_OS_UNIX
+#   define BOOST_OS_UNIX BOOST_VERSION_NUMBER_AVAILABLE
+#endif
+
+#if BOOST_OS_UNIX
+#   define BOOST_OS_UNIX_AVAILABLE
+#endif
+
+#define BOOST_OS_UNIX_NAME "Unix Environment"
+
+/* tag::reference[]
+= `BOOST_OS_SVR4`
+
+http://en.wikipedia.org/wiki/UNIX_System_V[SVR4 Environment] operating system.
+
+[options="header"]
+|===
+| {predef_symbol} | {predef_version}
+
+| `+__sysv__+` | {predef_detection}
+| `+__SVR4+` | {predef_detection}
+| `+__svr4__+` | {predef_detection}
+| `+_SYSTYPE_SVR4+` | {predef_detection}
+|===
+*/ // end::reference[]
+
+#define BOOST_OS_SVR4 BOOST_VERSION_NUMBER_NOT_AVAILABLE
+
+#if defined(__sysv__) || defined(__SVR4) || \
+    defined(__svr4__) || defined(_SYSTYPE_SVR4)
+#   undef BOOST_OS_SVR4
+#   define BOOST_OS_SVR4 BOOST_VERSION_NUMBER_AVAILABLE
+#endif
+
+#if BOOST_OS_SVR4
+#   define BOOST_OS_SVR4_AVAILABLE
+#endif
+
+#define BOOST_OS_SVR4_NAME "SVR4 Environment"
+
+#endif
+
+#include <boost/predef/detail/test.h>
+BOOST_PREDEF_DECLARE_TEST(BOOST_OS_UNIX,BOOST_OS_UNIX_NAME)
+BOOST_PREDEF_DECLARE_TEST(BOOST_OS_SVR4,BOOST_OS_SVR4_NAME)