aboutsummaryrefslogtreecommitdiffstats
path: root/doc/examples/nonblocking/write.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--doc/examples/nonblocking/write.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/doc/examples/nonblocking/write.c b/doc/examples/nonblocking/write.c
new file mode 100644
index 0000000..7fe9690
--- /dev/null
+++ b/doc/examples/nonblocking/write.c
@@ -0,0 +1,32 @@
+#include <bus.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <stdint.h>
+
+#define t(stmt) if (stmt) goto fail
+
+
+
+static char message[BUS_MEMORY_SIZE];
+
+
+
+int main(int argc, char *argv[])
+{
+ bus_t bus;
+ if (argc < 2) {
+ fprintf(stderr, "%s: USAGE: %s message\n", argv[0], argv[0]);
+ return 2;
+ }
+ sprintf(message, "0 %s", argv[1]);
+ t(bus_open(&bus, "/tmp/example-bus", BUS_WRONLY));
+ t(bus_write(&bus, message, BUS_NOWAIT));
+ bus_close(&bus);
+ return 0;
+
+fail:
+ perror("write");
+ bus_close(&bus);
+ return 1;
+}
+