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event-read-fifo: Use EV_PERSIST appropriately

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This commit is contained in:
Nick Mathewson 2012-03-19 14:39:06 -04:00
parent a5b370a220
commit 24dab0b359
1 changed files with 4 additions and 6 deletions
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10
sample/event-read-fifo.c
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@ -1,7 +1,8 @@
/*
* This sample code shows how to use Libevent to read from a named pipe.
* XXX This code could make better use of the Libevent interfaces.
* XXX This code may not work on Windows.
*
* XXX This does not work on Windows; ignore everything inside the _WIN32 block.
*
* On UNIX, compile with:
* cc -I/usr/local/include -o event-read-fifo event-read-fifo.c \
@ -68,9 +69,6 @@ fifo_read(int fd, short event, void *arg)
buf[len] = '\0';
#endif
fprintf(stdout, "Read: %s\n", buf);
/* Reschedule this event */
event_add(ev, NULL);
}
/* On Unix, cleanup event.fifo if SIGINT is received. */
@ -136,14 +134,14 @@ main(int argc, char **argv)
/* Initalize one event */
#ifdef _WIN32
evfifo = event_new(base, (int)socket, EV_READ, fifo_read,
evfifo = event_new(base, (int)socket, EV_READ|EV_PERSIST, fifo_read,
event_self_cbarg());
#else
/* catch SIGINT so that event.fifo can be cleaned up */
signal_int = evsignal_new(base, SIGINT, signal_cb, base);
event_add(signal_int, NULL);
evfifo = event_new(base, socket, EV_READ, fifo_read,
evfifo = event_new(base, socket, EV_READ|EV_PERSIST, fifo_read,
event_self_cbarg());
#endif