forked from OSchip/llvm-project
75 lines
2.3 KiB
Plaintext
75 lines
2.3 KiB
Plaintext
// RUN: %clang_tsan %s -o %t -framework Foundation
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// RUN: %run %t 2>&1 | FileCheck %s
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#import <Foundation/Foundation.h>
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#import <xpc/xpc.h>
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long global;
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int main(int argc, const char *argv[]) {
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@autoreleasepool {
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NSLog(@"Hello world.");
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dispatch_queue_t server_q = dispatch_queue_create("server.queue", DISPATCH_QUEUE_CONCURRENT);
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dispatch_queue_t client_q = dispatch_queue_create("client.queue", DISPATCH_QUEUE_CONCURRENT);
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xpc_connection_t server_conn = xpc_connection_create(NULL, server_q);
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global = 42;
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xpc_connection_set_event_handler(server_conn, ^(xpc_object_t client) {
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NSLog(@"global = %ld", global);
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NSLog(@"server event handler, client = %@", client);
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if (client == XPC_ERROR_CONNECTION_INTERRUPTED || client == XPC_ERROR_CONNECTION_INVALID) {
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return;
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}
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xpc_connection_set_event_handler(client, ^(xpc_object_t object) {
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NSLog(@"received message: %@", object);
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xpc_object_t reply = xpc_dictionary_create_reply(object);
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if (!reply)
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return;
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xpc_dictionary_set_string(reply, "reply", "value");
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xpc_connection_t remote = xpc_dictionary_get_remote_connection(object);
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xpc_connection_send_message(remote, reply);
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});
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xpc_connection_resume(client);
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});
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xpc_connection_resume(server_conn);
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xpc_endpoint_t endpoint = xpc_endpoint_create(server_conn);
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xpc_connection_t client_conn = xpc_connection_create_from_endpoint(endpoint);
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xpc_connection_set_event_handler(client_conn, ^(xpc_object_t event) {
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NSLog(@"client event handler, event = %@", event);
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});
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xpc_object_t msg = xpc_dictionary_create(NULL, NULL, 0);
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xpc_dictionary_set_string(msg, "hello", "world");
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NSLog(@"sending message: %@", msg);
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xpc_connection_send_message_with_reply(
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client_conn, msg, client_q, ^(xpc_object_t object) {
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NSLog(@"received reply: %@", object);
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xpc_connection_cancel(client_conn);
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xpc_connection_cancel(server_conn);
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dispatch_sync(dispatch_get_main_queue(), ^{
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CFRunLoopStop(CFRunLoopGetCurrent());
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});
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});
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xpc_connection_resume(client_conn);
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CFRunLoopRun();
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NSLog(@"Done.");
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}
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return 0;
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}
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// CHECK: Done.
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// CHECK-NOT: WARNING: ThreadSanitizer
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