diff options
Diffstat (limited to 'ext/socket/rubysocket.h')
-rw-r--r-- | ext/socket/rubysocket.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/ext/socket/rubysocket.h b/ext/socket/rubysocket.h index 689a7a8219..359d28ea3d 100644 --- a/ext/socket/rubysocket.h +++ b/ext/socket/rubysocket.h @@ -407,9 +407,20 @@ NORETURN(void rsock_sys_fail_raddrinfo_or_sockaddr(const char *, VALUE addr, VAL #if defined(__linux__) static inline int rsock_maybe_fd_writable(int fd) { return 1; } static inline void rsock_maybe_wait_fd(int fd) { } +# ifdef MSG_DONTWAIT +# define MSG_DONTWAIT_RELIABLE 1 +# endif #else /* some systems (mswin/mingw) need these. ref: r36946 */ # define rsock_maybe_fd_writable(fd) rb_thread_fd_writable((fd)) # define rsock_maybe_wait_fd(fd) rb_thread_wait_fd((fd)) #endif +/* + * some OSes may support MSG_DONTWAIT inconsistently depending on socket + * type, we only expect Linux to support it consistently for all socket types. + */ +#ifndef MSG_DONTWAIT_RELIABLE +# define MSG_DONTWAIT_RELIABLE 0 +#endif + #endif |