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Diffstat (limited to 'mojo/public/c/system/types.h')
-rw-r--r-- | mojo/public/c/system/types.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/mojo/public/c/system/types.h b/mojo/public/c/system/types.h index 4574d74..6d21b12 100644 --- a/mojo/public/c/system/types.h +++ b/mojo/public/c/system/types.h @@ -182,4 +182,24 @@ struct MOJO_ALIGNAS(4) MojoHandleSignalsState { MOJO_STATIC_ASSERT(sizeof(MojoHandleSignalsState) == 8, "MojoHandleSignalsState has wrong size"); +// |MojoWatchNotificationFlags|: Passed to a callback invoked as a result of +// signals being raised on a handle watched by |MojoWatch()|. May take the +// following values: +// |MOJO_WATCH_NOTIFICATION_FLAG_FROM_SYSTEM| - The callback is being invoked +// as a result of a system-level event rather than a direct API call from +// user code. This may be used as an indication that user code is safe to +// call without fear of reentry. + +typedef uint32_t MojoWatchNotificationFlags; + +#ifdef __cplusplus +const MojoWatchNotificationFlags MOJO_WATCH_NOTIFICATION_FLAG_NONE = 0; +const MojoWatchNotificationFlags MOJO_WATCH_NOTIFICATION_FLAG_FROM_SYSTEM = + 1 << 0; +#else +#define MOJO_WATCH_NOTIFICATION_FLAG_NONE ((MojoWatchNotificationFlags)0) +#define MOJO_WATCH_NOTIFICATION_FLAG_FROM_SYSTEM \ + ((MojoWatchNotificationFlags)1 << 0); +#endif + #endif // MOJO_PUBLIC_C_SYSTEM_TYPES_H_ |