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1// RUN: %clang_tsan %s -o %t -framework Foundation2// RUN: %run %t 2>&1 | FileCheck %s3 4// UNSUPPORTED: ios5 6#import <Foundation/Foundation.h>7#import <xpc/xpc.h>8 9long global;10 11int main(int argc, const char *argv[]) {12 @autoreleasepool {13 NSLog(@"Hello world.");14 15 dispatch_queue_t server_q = dispatch_queue_create("server.queue", DISPATCH_QUEUE_CONCURRENT);16 dispatch_queue_t client_q = dispatch_queue_create("client.queue", DISPATCH_QUEUE_CONCURRENT);17 18 xpc_connection_t server_conn = xpc_connection_create(NULL, server_q);19 20 global = 42;21 22 xpc_connection_set_event_handler(server_conn, ^(xpc_object_t client) {23 NSLog(@"global = %ld", global);24 NSLog(@"server event handler, client = %@", client);25 26 if (client == XPC_ERROR_CONNECTION_INTERRUPTED || client == XPC_ERROR_CONNECTION_INVALID) {27 return;28 }29 xpc_connection_set_event_handler(client, ^(xpc_object_t object) {30 NSLog(@"received message: %@", object);31 32 xpc_object_t reply = xpc_dictionary_create_reply(object);33 if (!reply)34 return;35 xpc_dictionary_set_string(reply, "reply", "value");36 37 xpc_connection_t remote = xpc_dictionary_get_remote_connection(object);38 xpc_connection_send_message(remote, reply);39 });40 41 xpc_connection_resume(client);42 });43 xpc_connection_resume(server_conn);44 xpc_endpoint_t endpoint = xpc_endpoint_create(server_conn);45 46 xpc_connection_t client_conn = xpc_connection_create_from_endpoint(endpoint);47 xpc_connection_set_event_handler(client_conn, ^(xpc_object_t event) {48 NSLog(@"client event handler, event = %@", event);49 });50 51 xpc_object_t msg = xpc_dictionary_create(NULL, NULL, 0);52 xpc_dictionary_set_string(msg, "hello", "world");53 NSLog(@"sending message: %@", msg);54 55 xpc_connection_send_message_with_reply(56 client_conn, msg, client_q, ^(xpc_object_t object) {57 NSLog(@"received reply: %@", object);58 59 xpc_connection_cancel(client_conn);60 xpc_connection_cancel(server_conn);61 62 dispatch_sync(dispatch_get_main_queue(), ^{63 CFRunLoopStop(CFRunLoopGetCurrent());64 });65 });66 xpc_connection_resume(client_conn);67 68 CFRunLoopRun();69 70 NSLog(@"Done.");71 }72 return 0;73}74 75// CHECK: Done.76// CHECK-NOT: WARNING: ThreadSanitizer77