OpenWrt
| /branches/gl-inet/toolchain/musl/include/features.h |
|---|
| @@ -0,0 +1,48 @@ |
| #ifndef _FEATURES_H |
| #define _FEATURES_H |
| #ifdef _ALL_SOURCE |
| #define _GNU_SOURCE 1 |
| #endif |
| #if !defined(_POSIX_SOURCE) && !defined(_POSIX_C_SOURCE) \ |
| && !defined(_XOPEN_SOURCE) && !defined(_GNU_SOURCE) \ |
| && !defined(_BSD_SOURCE) && !defined(__STRICT_ANSI__) |
| #define _BSD_SOURCE 1 |
| #define _XOPEN_SOURCE 700 |
| #endif |
| #if __STDC_VERSION__ >= 199901L |
| #define __restrict restrict |
| #elif !defined(__GNUC__) |
| #define __restrict |
| #endif |
| #if __STDC_VERSION__ >= 199901L || defined(__cplusplus) |
| #define __inline inline |
| #endif |
| #if __STDC_VERSION__ >= 201112L |
| #elif defined(__GNUC__) |
| #define _Noreturn __attribute__((__noreturn__)) |
| #else |
| #define _Noreturn |
| #endif |
| /* Convenience macros to test the versions of glibc and gcc. |
| Use them like this: |
| #if __GNUC_PREREQ (2,8) |
| ... code requiring gcc 2.8 or later ... |
| #endif |
| Note - they won't work for gcc1 or glibc1, since the _MINOR macros |
| were not defined then. */ |
| #if defined __GNUC__ && defined __GNUC_MINOR__ |
| # define __GNUC_PREREQ(maj, min) \ |
| ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min)) |
| #else |
| # define __GNUC_PREREQ(maj, min) 0 |
| #endif |
| #include <sys/glibc-types.h> |
| #endif |