From c6b6723e6b756d36d9912a1c430459634e15758b Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Sun, 23 Aug 2009 12:27:09 -0700 Subject: Define _POSIX_VERSION correctly when older POSIX versions are selected. --- posix/unistd.h | 16 +++++++++++++++- 1 file changed, 15 insertions(+), 1 deletion(-) (limited to 'posix') diff --git a/posix/unistd.h b/posix/unistd.h index cbab9f939e..2de9a68b39 100644 --- a/posix/unistd.h +++ b/posix/unistd.h @@ -30,8 +30,22 @@ __BEGIN_DECLS /* These may be used to determine what facilities are present at compile time. Their values can be obtained at run time from `sysconf'. */ +#ifdef __USE_XOPEN2K8 /* POSIX Standard approved as ISO/IEC 9945-1 as of September 2008. */ -#define _POSIX_VERSION 200809L +# define _POSIX_VERSION 200809L +#elif defined __USE_XOPEN2K +/* POSIX Standard approved as ISO/IEC 9945-1 as of December 2001. */ +# define _POSIX_VERSION 200112L +#elif defined __USE_POSIX199506 +/* POSIX Standard approved as ISO/IEC 9945-1 as of June 1995. */ +# define _POSIX_VERSION 199506L +#elif defined __USE_POSIX199309 +/* POSIX Standard approved as ISO/IEC 9945-1 as of September 1993. */ +# define _POSIX_VERSION 199309L +#else +/* POSIX Standard approved as ISO/IEC 9945-1 as of September 1990. */ +# define _POSIX_VERSION 199009L +#endif /* These are not #ifdef __USE_POSIX2 because they are in the theoretically application-owned namespace. */ -- cgit 1.4.1