1// (C) Copyright John Maddock 2001 - 2003.
2// (C) Copyright Jens Maurer 2001 - 2003.
3// Use, modification and distribution are subject to the
4// Boost Software License, Version 1.0. (See accompanying file
5// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6
7// See http://www.boost.org for most recent version.
8
9// linux specific config options:
10
11#define BOOST_PLATFORM "linux"
12
13// make sure we have __GLIBC_PREREQ if available at all
14#ifdef __cplusplus
15#include <cstdlib>
16#else
17#include <stdlib.h>
18#endif
19
20//
21// <stdint.h> added to glibc 2.1.1
22// We can only test for 2.1 though:
23//
24#if defined(__GLIBC__) && ((__GLIBC__ > 2) || ((__GLIBC__ == 2) && (__GLIBC_MINOR__ >= 1)))
25 // <stdint.h> defines int64_t unconditionally, but <sys/types.h> defines
26 // int64_t only if __GNUC__. Thus, assume a fully usable <stdint.h>
27 // only when using GCC.
28# if defined __GNUC__
29# define BOOST_HAS_STDINT_H
30# endif
31#endif
32
33#if defined(__LIBCOMO__)
34 //
35 // como on linux doesn't have std:: c functions:
36 // NOTE: versions of libcomo prior to beta28 have octal version numbering,
37 // e.g. version 25 is 21 (dec)
38 //
39# if __LIBCOMO_VERSION__ <= 20
40# define BOOST_NO_STDC_NAMESPACE
41# endif
42
43# if __LIBCOMO_VERSION__ <= 21
44# define BOOST_NO_SWPRINTF
45# endif
46
47#endif
48
49//
50// If glibc is past version 2 then we definitely have
51// gettimeofday, earlier versions may or may not have it:
52//
53#if defined(__GLIBC__) && (__GLIBC__ >= 2)
54# define BOOST_HAS_GETTIMEOFDAY
55#endif
56
57#ifdef __USE_POSIX199309
58# define BOOST_HAS_NANOSLEEP
59#endif
60
61#if defined(__GLIBC__) && defined(__GLIBC_PREREQ)
62// __GLIBC_PREREQ is available since 2.1.2
63
64 // swprintf is available since glibc 2.2.0
65# if !__GLIBC_PREREQ(2,2) || (!defined(__USE_ISOC99) && !defined(__USE_UNIX98))
66# define BOOST_NO_SWPRINTF
67# endif
68#else
69# define BOOST_NO_SWPRINTF
70#endif
71
72// boilerplate code:
73#define BOOST_HAS_UNISTD_H
74#include <boost/config/posix_features.hpp>
75#ifdef __USE_GNU
76#define BOOST_HAS_PTHREAD_YIELD
77#endif
78
79#ifndef __GNUC__
80//
81// if the compiler is not gcc we still need to be able to parse
82// the GNU system headers, some of which (mainly <stdint.h>)
83// use GNU specific extensions:
84//
85# ifndef __extension__
86# define __extension__
87# endif
88# ifndef __const__
89# define __const__ const
90# endif
91# ifndef __volatile__
92# define __volatile__ volatile
93# endif
94# ifndef __signed__
95# define __signed__ signed
96# endif
97# ifndef __typeof__
98# define __typeof__ typeof
99# endif
100# ifndef __inline__
101# define __inline__ inline
102# endif
103#endif
104
105
106