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Diffstat (limited to 'indexlib/boost-compat/config/platform/linux.h')
-rw-r--r-- | indexlib/boost-compat/config/platform/linux.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/indexlib/boost-compat/config/platform/linux.h b/indexlib/boost-compat/config/platform/linux.h new file mode 100644 index 000000000..51ae13347 --- /dev/null +++ b/indexlib/boost-compat/config/platform/linux.h @@ -0,0 +1,98 @@ +// (C) Copyright John Maddock 2001 - 2003. +// (C) Copyright Jens Maurer 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. + +// linux specific config options: + +#define BOOST_PLATFORM "linux" + +// make sure we have __GLIBC_PREREQ if available at all +#include <cstdlib> + +// +// <stdint.h> added to glibc 2.1.1 +// We can only test for 2.1 though: +// +#if defined(__GLIBC__) && ((__GLIBC__ > 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR__ >= 1))) + // <stdint.h> defines int64_t unconditionally, but <sys/types.h> defines + // int64_t only if __GNUC__. Thus, assume a fully usable <stdint.h> + // only when using GCC. +# if defined __GNUC__ +# define BOOST_HAS_STDINT_H +# endif +#endif + +#if defined(__LIBCOMO__) + // + // como on linux doesn't have std:: c functions: + // NOTE: versions of libcomo prior to beta28 have octal version numbering, + // e.g. version 25 is 21 (dec) + // +# if __LIBCOMO_VERSION__ <= 20 +# define BOOST_NO_STDC_NAMESPACE +# endif + +# if __LIBCOMO_VERSION__ <= 21 +# define BOOST_NO_SWPRINTF +# endif + +#endif + +// +// If glibc is past version 2 then we definitely have +// gettimeofday, earlier versions may or may not have it: +// +#if defined(__GLIBC__) && (__GLIBC__ >= 2) +# define BOOST_HAS_GETTIMEOFDAY +#endif + +#ifdef __USE_POSIX199309 +# define BOOST_HAS_NANOSLEEP +#endif + +#if defined(__GLIBC__) && defined(__GLIBC_PREREQ) +// __GLIBC_PREREQ is available since 2.1.2 + + // swprintf is available since glibc 2.2.0 +# if !__GLIBC_PREREQ(2,2) || (!defined(__USE_ISOC99) && !defined(__USE_UNIX98)) +# define BOOST_NO_SWPRINTF +# endif +#else +# define BOOST_NO_SWPRINTF +#endif + +// boilerplate code: +#define BOOST_HAS_UNISTD_H +#include <boost/config/posix_features.hpp> + +#ifndef __GNUC__ +// +// if the compiler is not gcc we still need to be able to parse +// the GNU system headers, some of which (mainly <stdint.h>) +// use GNU specific extensions: +// +# ifndef __extension__ +# define __extension__ +# endif +# ifndef __const__ +# define __const__ const +# endif +# ifndef __volatile__ +# define __volatile__ volatile +# endif +# ifndef __signed__ +# define __signed__ signed +# endif +# ifndef __typeof__ +# define __typeof__ typeof +# endif +# ifndef __inline__ +# define __inline__ inline +# endif +#endif + + |