1 /* Configuration common to all targets running the GNU system. */ 2 3 /* Provide GCC options for standard feature-test macros. */ 4 #undef CPP_SPEC 5 #define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{bsd:-D_BSD_SOURCE}" 6 7 /* Default C library spec. Use -lbsd-compat for gcc -bsd. */ 8 #undef LIB_SPEC 9 #define LIB_SPEC "%{bsd:-lbsd-compat} %{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}" 10 11 /* Standard include directory. In GNU, "/usr" is a four-letter word. */ 12 #undef STANDARD_INCLUDE_DIR 13 #define STANDARD_INCLUDE_DIR "/include" 14 15 /* The system headers under GNU are C++-aware. */ 16 #define NO_IMPLICIT_EXTERN_C 17 18 #define HURD_TARGET_OS_CPP_BUILTINS() \ 19 do { \ 20 builtin_define ("__gnu_hurd__"); \ 21 builtin_define ("__GNU__"); \ 22 builtin_define_std ("unix"); \ 23 builtin_define_std ("MACH"); \ 24 builtin_assert ("system=gnu"); \ 25 builtin_assert ("system=mach"); \ 26 builtin_assert ("system=unix"); \ 27 builtin_assert ("system=posix"); \ 28 } while (0) 29