diff options
Diffstat (limited to 'doc/examples/timed/read.c')
-rw-r--r-- | doc/examples/timed/read.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/doc/examples/timed/read.c b/doc/examples/timed/read.c new file mode 100644 index 0000000..abe733f --- /dev/null +++ b/doc/examples/timed/read.c @@ -0,0 +1,45 @@ +#include <bus.h> +#include <stdio.h> +#include <unistd.h> +#include <string.h> +#include <errno.h> + +#define t(stmt) if (stmt) goto fail + + + +static int +callback(const char *message, void *user_data) +{ + (void) user_data; + + if (message == NULL) + return 1; + + message = strchr(message, ' ') + 1; + if (!strcmp(message, "stop")) + return 0; + printf("%s\n", message); + return 1; +} + + +int +main() +{ + bus_t bus; + struct timespec timeout; + t(bus_open(&bus, "/tmp/example-bus", BUS_RDONLY)); + t(clock_gettime(CLOCK_MONOTONIC, &timeout)); + timeout.tv_sec += 10; + t(bus_read_timed(&bus, callback, NULL, &timeout, CLOCK_MONOTONIC)); + bus_close(&bus); + return 0; + +fail: + perror("poll"); + bus_poll_stop(&bus); + bus_close(&bus); + return 1; +} + |