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loosened feature detection: previous change was too tight.

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[SVN r16874]
This commit is contained in:
John Maddock
2003-01-12 11:37:53 +00:00
parent 1789378a6e
commit 659d73e807
1 changed files with 9 additions and 6 deletions
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15
include/boost/config/posix_features.hpp
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@ -13,21 +13,21 @@
// to the user to do this *before* including any header, although
// in most cases the compiler will do this for you).
# if defined(BOOST_HAS_UNISTD_H) && defined(_POSIX_C_SOURCE)
# if defined(BOOST_HAS_UNISTD_H)
# include <unistd.h>
// XOpen has <nl_types.h>, but is this the correct version check?
# if defined(_XOPEN_VERSION) && (_XOPEN_VERSION >= 3) && defined(_XOPEN_SOURCE) && (_XOPEN_SOURCE >= 3)
# if defined(_XOPEN_VERSION) && (_XOPEN_VERSION >= 3)
# define BOOST_HAS_NL_TYPES_H
# endif
// POSIX version 6 requires <stdint.h>
# if defined(_POSIX_VERSION) && (_POSIX_VERSION >= 200100) && (_POSIX_C_SOURCE >= 200100)
# if defined(_POSIX_VERSION) && (_POSIX_VERSION >= 200100)
# define BOOST_HAS_STDINT_H
# endif
// POSIX version 2 requires <dirent.h>
# if defined(_POSIX_VERSION) && (_POSIX_VERSION >= 199009L) && (_POSIX_C_SOURCE >= 199009L)
# if defined(_POSIX_VERSION) && (_POSIX_VERSION >= 199009L)
# define BOOST_HAS_DIRENT_H
# endif
@ -69,10 +69,13 @@
// BOOST_HAS_PTHREAD_MUTEXATTR_SETTYPE:
// These are predicated on _XOPEN_VERSION, and appears to be first released
// in issue 4, version 2 (_XOPEN_VERSION > 500).
# if defined(_XOPEN_VERSION) && (_XOPEN_VERSION+0 >= 500) && defined(_XOPEN_SOURCE) && (_XOPEN_SOURCE >= 500)
# if defined(_XOPEN_VERSION) && (_XOPEN_VERSION+0 >= 500)
# define BOOST_HAS_GETTIMEOFDAY
# define BOOST_HAS_PTHREAD_MUTEXATTR_SETTYPE
# if defined(_XOPEN_SOURCE) && (_XOPEN_SOURCE >= 500)
# define BOOST_HAS_PTHREAD_MUTEXATTR_SETTYPE
# endif
# endif
# endif