- Fix warnings reported by the gcc analyzer.

testcode/delayer.c

@@ -347,7 +347,10 @@ static volatile int do_quit = 0;
 /** signal handler for user quit */
 static RETSIGTYPE delayer_sigh(int sig)
 {
-	printf("exit on signal %d\n", sig);
+	char str[] = "exit on signal   \n";
+	str[15] = '0' + (sig/10)%10;
+	str[16] = '0' + sig%10;
+	write(STDOUT_FILENO, str, strlen(str));
 	do_quit = 1;
 }
 

testcode/dohclient.c

@@ -423,6 +423,7 @@ http2_session_create()
 
 	if(nghttp2_session_callbacks_new(&callbacks) == NGHTTP2_ERR_NOMEM) {
 		log_err("failed to initialize nghttp2 callback");
+		free(h2_session);
 		return NULL;
 	}
 	nghttp2_session_callbacks_set_recv_callback(callbacks, http2_recv_cb);

testcode/fake_event.c

@@ -451,6 +451,8 @@ fake_front_query(struct replay_runtime* runtime, struct replay_moment *todo)
 	struct comm_reply repinfo;
 	memset(&repinfo, 0, sizeof(repinfo));
 	repinfo.c = (struct comm_point*)calloc(1, sizeof(struct comm_point));
+	if(!repinfo.c)
+		fatal_exit("out of memory in fake_front_query");
 	repinfo.addrlen = (socklen_t)sizeof(struct sockaddr_in);
 	if(todo->addrlen != 0) {
 		repinfo.addrlen = todo->addrlen;
@@ -909,6 +911,8 @@ comm_base_create(int ATTR_UNUSED(sigs))
 	/* we return the runtime structure instead. */
 	struct replay_runtime* runtime = (struct replay_runtime*)
 		calloc(1, sizeof(struct replay_runtime));
+	if(!runtime)
+		fatal_exit("out of memory in fake_event.c:comm_base_create");
 	runtime->scenario = saved_scenario;
 	runtime->vars = macro_store_create();
 	if(!runtime->vars) fatal_exit("out of memory");
@@ -1534,6 +1538,8 @@ struct comm_timer* comm_timer_create(struct comm_base* base,
 {
 	struct replay_runtime* runtime = (struct replay_runtime*)base;
 	struct fake_timer* t = (struct fake_timer*)calloc(1, sizeof(*t));
+	if(!t)
+		fatal_exit("out of memory in fake_event.c:comm_timer_create");
 	t->cb = cb;
 	t->cb_arg = cb_arg;
 	fptr_ok(fptr_whitelist_comm_timer(t->cb)); /* check in advance */

testcode/streamtcp.c

@@ -397,11 +397,15 @@ send_em(const char* svr, int udp, int usessl, int noanswer, int onarrival,
 /** SIGPIPE handler */
 static RETSIGTYPE sigh(int sig)
 {
+	char str[] = "Got unhandled signal   \n";
 	if(sig == SIGPIPE) {
-		printf("got SIGPIPE, remote connection gone\n");
+		char* strpipe = "got SIGPIPE, remote connection gone\n";
+		write(STDOUT_FILENO, strpipe, strlen(strpipe));
 		exit(1);
 	}
-	printf("Got unhandled signal %d\n", sig);
+	str[21] = '0' + (sig/10)%10;
+	str[22] = '0' + sig%10;
+	write(STDOUT_FILENO, str, strlen(str));
 	exit(1);
 }
 #endif /* SIGPIPE */