Move some initialization closer to the client.

client.c

@@ -5,6 +5,7 @@
 #include <stdio.h>
 #include <unistd.h>
 #include <fcntl.h>
+#include <signal.h>
 
 #include "common.h"
 #include "json.h"
@@ -38,6 +39,10 @@ struct serializer {
 #define NUM_SERIALIZERS (sizeof(serializers) / sizeof(*serializers))
 
 
+void client_init() {
+	signal(SIGPIPE, SIG_IGN);
+}
+
 static void client_hangup(struct client *client) {
 	fprintf(stderr, "C %s (%s): Client disconnected\n", client->id, client->serializer->name);
 	if (client->prev) {