diff options
Diffstat (limited to 'ev.h')
| -rw-r--r-- | ev.h | 113 |
1 files changed, 62 insertions, 51 deletions
@@ -46,6 +46,11 @@ extern "C" { /*****************************************************************************/ +/* pre-4.0 compatibility */ +#ifndef EV_COMPAT3 +# define EV_COMPAT3 1 +#endif + #ifndef EV_FEATURES # define EV_FEATURES 0x7f #endif @@ -181,27 +186,28 @@ struct ev_loop; #define EV_VERSION_MINOR 0 /* eventmask, revents, events... */ -//TODO: enum? -#define EV_UNDEF -1 /* guaranteed to be invalid */ -#define EV_NONE 0x00 /* no events */ -#define EV_READ 0x01 /* ev_io detected read will not block */ -#define EV_WRITE 0x02 /* ev_io detected write will not block */ -#define EV__IOFDSET 0x80 /* internal use only */ -#define EV_IO EV_READ /* alias for type-detection */ -#define EV_TIMER 0x00000100 /* timer timed out */ -#define EV_TIMEOUT EV_TIMER /* pre 4.0 API compatibility */ -#define EV_PERIODIC 0x00000200 /* periodic timer timed out */ -#define EV_SIGNAL 0x00000400 /* signal was received */ -#define EV_CHILD 0x00000800 /* child/pid had status change */ -#define EV_STAT 0x00001000 /* stat data changed */ -#define EV_IDLE 0x00002000 /* event loop is idling */ -#define EV_PREPARE 0x00004000 /* event loop about to poll */ -#define EV_CHECK 0x00008000 /* event loop finished poll */ -#define EV_EMBED 0x00010000 /* embedded event loop needs sweep */ -#define EV_FORK 0x00020000 /* event loop resumed in child */ -#define EV_ASYNC 0x00040000 /* async intra-loop signal */ -#define EV_CUSTOM 0x01000000 /* for use by user code */ -#define EV_ERROR 0x80000000 /* sent when an error occurs */ +enum { + EV_UNDEF = -1, /* guaranteed to be invalid */ + EV_NONE = 0x00, /* no events */ + EV_READ = 0x01, /* ev_io detected read will not block */ + EV_WRITE = 0x02, /* ev_io detected write will not block */ + EV__IOFDSET = 0x80, /* internal use only */ + EV_IO = EV_READ, /* alias for type-detection */ + EV_TIMER = 0x00000100, /* timer timed out */ + EV_TIMEOUT = EV_TIMER, /* pre 4.0 API compatibility */ + EV_PERIODIC = 0x00000200, /* periodic timer timed out */ + EV_SIGNAL = 0x00000400, /* signal was received */ + EV_CHILD = 0x00000800, /* child/pid had status change */ + EV_STAT = 0x00001000, /* stat data changed */ + EV_IDLE = 0x00002000, /* event loop is idling */ + EV_PREPARE = 0x00004000, /* event loop about to poll */ + EV_CHECK = 0x00008000, /* event loop finished poll */ + EV_EMBED = 0x00010000, /* embedded event loop needs sweep */ + EV_FORK = 0x00020000, /* event loop resumed in child */ + EV_ASYNC = 0x00040000, /* async intra-loop signal */ + EV_CUSTOM = 0x01000000, /* for use by user code */ + EV_ERROR = 0x80000000 /* sent when an error occurs */ +}; /* can be used to add custom fields to all watchers, while losing binary compatibility */ #ifndef EV_COMMON @@ -444,26 +450,31 @@ union ev_any_watcher #endif }; -//TODO: enum? -/* bits for ev_default_loop and ev_loop_new */ -/* the default */ -#define EVFLAG_AUTO 0x00000000U /* not quite a mask */ -/* flag bits */ -#define EVFLAG_NOENV 0x01000000U /* do NOT consult environment */ -#define EVFLAG_FORKCHECK 0x02000000U /* check for a fork in each iteration */ -/* debugging/feature disable */ -#define EVFLAG_NOINOTIFY 0x00100000U /* do not attempt to use inotify */ -#define EVFLAG_NOSIGFD 0 /* compatibility to pre-3.9 */ -#define EVFLAG_SIGNALFD 0x00200000U /* attempt to use signalfd */ -//TODO: enum? +/* flag bits for ev_default_loop and ev_loop_new */ +enum { + /* the default */ + EVFLAG_AUTO = 0x00000000U, /* not quite a mask */ + /* flag bits */ + EVFLAG_NOENV = 0x01000000U, /* do NOT consult environment */ + EVFLAG_FORKCHECK = 0x02000000U, /* check for a fork in each iteration */ + /* debugging/feature disable */ + EVFLAG_NOINOTIFY = 0x00100000U, /* do not attempt to use inotify */ +#if EV_COMPAT3 + EVFLAG_NOSIGFD = 0, /* compatibility to pre-3.9 */ +#endif + EVFLAG_SIGNALFD = 0x00200000U /* attempt to use signalfd */ +}; + /* method bits to be ored together */ -#define EVBACKEND_SELECT 0x00000001U /* about anywhere */ -#define EVBACKEND_POLL 0x00000002U /* !win */ -#define EVBACKEND_EPOLL 0x00000004U /* linux */ -#define EVBACKEND_KQUEUE 0x00000008U /* bsd */ -#define EVBACKEND_DEVPOLL 0x00000010U /* solaris 8 */ /* NYI */ -#define EVBACKEND_PORT 0x00000020U /* solaris 10 */ -#define EVBACKEND_ALL 0x0000003FU +enum { + EVBACKEND_SELECT = 0x00000001U, /* about anywhere */ + EVBACKEND_POLL = 0x00000002U, /* !win */ + EVBACKEND_EPOLL = 0x00000004U, /* linux */ + EVBACKEND_KQUEUE = 0x00000008U, /* bsd */ + EVBACKEND_DEVPOLL = 0x00000010U, /* solaris 8 */ /* NYI */ + EVBACKEND_PORT = 0x00000020U, /* solaris 10 */ + EVBACKEND_ALL = 0x0000003FU +}; #if EV_PROTOTYPES int ev_version_major (void); @@ -568,13 +579,18 @@ void ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)); #endif /* prototypes */ -//TODO: enum? -#define EVRUN_NOWAIT 1 /* do not block/wait */ -#define EVRUN_ONCE 2 /* block *once* only */ +/* ev_run flags values */ +enum { + EVRUN_NOWAIT = 1, /* do not block/wait */ + EVRUN_ONCE = 2 /* block *once* only */ +}; -#define EVBREAK_CANCEL 0 /* undo unloop */ -#define EVBREAK_ONE 1 /* unloop once */ -#define EVBREAK_ALL 2 /* unloop all loops */ +/* ev_break how values */ +enum { + EVBREAK_CANCEL = 0, /* undo unloop */ + EVBREAK_ONE = 1, /* unloop once */ + EVBREAK_ALL = 2 /* unloop all loops */ +}; #if EV_PROTOTYPES void ev_run (EV_P_ int flags); @@ -755,11 +771,6 @@ void ev_async_stop (EV_P_ ev_async *w); void ev_async_send (EV_P_ ev_async *w); # endif -/* pre-4.0 compatibility */ -#ifndef EV_COMPAT3 -# define EV_COMPAT3 1 -#endif - #if EV_COMPAT3 #define EVLOOP_NONBLOCK EVRUN_NOWAIT #define EVLOOP_ONESHOT EVRUN_ONCE |