diff options
Diffstat (limited to 'mtdev/iobuf.c')
| -rw-r--r-- | mtdev/iobuf.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/mtdev/iobuf.c b/mtdev/iobuf.c index 8e367b8..65c33f6 100644 --- a/mtdev/iobuf.c +++ b/mtdev/iobuf.c @@ -20,6 +20,7 @@ **************************************************************************/ #include <mtdev-iobuf.h> +#include <sys/poll.h> void init_iobuf(struct IOBuffer *buf) { @@ -52,3 +53,11 @@ const struct input_event *get_iobuf_event(struct IOBuffer *buf, int fd) buf->at += EVENT_SIZE; return ev; } + +int poll_iobuf(struct IOBuffer *buf, int fd, int ms) +{ + struct pollfd fds = { fd, POLLIN, 0 }; + if (buf->top != buf->at) + return 1; + return poll(&fds, 1, ms); +} |