diff options
Diffstat (limited to 'libc/sysdeps/linux')
| -rw-r--r-- | libc/sysdeps/linux/common/bits/posix_opt.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/common/bits/posix_opt.h b/libc/sysdeps/linux/common/bits/posix_opt.h index 46d169759..aa40eae43 100644 --- a/libc/sysdeps/linux/common/bits/posix_opt.h +++ b/libc/sysdeps/linux/common/bits/posix_opt.h @@ -79,8 +79,10 @@ /* We support user-defined stacks. */ #define _POSIX_THREAD_ATTR_STACKADDR 200112L +#ifdef __UCLIBC_HAS_REALTIME__ /* We support POSIX.1b semaphores. */ #define _POSIX_SEMAPHORES 200112L +#endif /* Real-time signals are supported. */ #define _POSIX_REALTIME_SIGNALS 200112L @@ -112,8 +114,10 @@ /* Clock support in threads must be also checked at runtime. */ #define _POSIX_THREAD_CPUTIME 0 +#ifdef __UCLIBC_HAS_REGEX__ /* GNU libc provides regular expression handling. */ #define _POSIX_REGEXP 1 +#endif /* Reader/Writer locks are available. */ #define _POSIX_READER_WRITER_LOCKS 200112L @@ -153,11 +157,15 @@ /* Advisory information interfaces are available. */ #define _POSIX_ADVISORY_INFO 200112L +#ifdef __UCLIBC_HAS_IPV6__ /* IPv6 support is available. */ #define _POSIX_IPV6 200112L +#endif +#ifdef __UCLIBC_HAS_SOCKET__ /* Raw socket support is available. */ #define _POSIX_RAW_SOCKETS 200112L +#endif /* We have at least one terminal. */ #define _POSIX2_CHAR_TERM 200112L |