add telephony-and-music example

Signed-off-by: Mattias Andrée <maandree@operamail.com>

1 files changed, 29 insertions, 0 deletions

diff --git a/doc/examples/telephony-and-music/end-call.c b/doc/examples/telephony-and-music/end-call.c
new file mode 100644
index 0000000..edd9754
--- /dev/null
+++ b/doc/examples/telephony-and-music/end-call.c
@@ -0,0 +1,29 @@
+#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()
+{
+	bus_t bus;
+	sprintf(message, "%ji unforce-pause", (intmax_t)getppid());
+	/* Yes, PPID; in this example we pretend the shell is the telephony process. */
+	t(bus_open(&bus, "/tmp/example-bus", BUS_WRONLY));
+	t(bus_write(&bus, message));
+	bus_close(&bus);
+	return 0;
+
+fail:
+	perror("end-call");
+	bus_close(&bus);
+	return 1;
+}
+