Piotr Caban : server: Fix process trace_data initialization race on Mac.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 9fa65a8751f36eea57d52717c9f8df2c27924458
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=9fa65a8751f36eea57d52717c...

Author: Piotr Caban <piotr(a)codeweavers.com>
Date:   Tue Jan  8 16:12:27 2019 +0100

server: Fix process trace_data initialization race on Mac.

Signed-off-by: Piotr Caban <piotr(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/ntdll/server.c | 7 ++++---
 server/process.c    | 2 +-
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/dlls/ntdll/server.c b/dlls/ntdll/server.c
index 38356f4..094b530 100644
--- a/dlls/ntdll/server.c
+++ b/dlls/ntdll/server.c
@@ -1419,9 +1419,6 @@ void server_init_process(void)
                                "Or maybe the wrong wineserver is still running?\n",
                                version, SERVER_PROTOCOL_VERSION,
                                (version > SERVER_PROTOCOL_VERSION) ? "wine" : "wineserver" );
-#ifdef __APPLE__
-    send_server_task_port();
-#endif
 #if defined(__linux__) && defined(HAVE_PRCTL)
     /* work around Ubuntu's ptrace breakage */
     if (server_pid != -1) prctl( 0x59616d61 /* PR_SET_PTRACER */, server_pid );
@@ -1440,6 +1437,10 @@ void server_init_process_done(void)
     NTSTATUS status;
     int suspend;
 
+#ifdef __APPLE__
+    send_server_task_port();
+#endif
+
     /* Install signal handlers; this cannot be done earlier, since we cannot
      * send exceptions to the debugger before the create process event that
      * is sent by REQ_INIT_PROCESS_DONE.
diff --git a/server/process.c b/server/process.c
index 3bd545a..e55c8a8 100644
--- a/server/process.c
+++ b/server/process.c
@@ -587,7 +587,6 @@ data_size_t init_process( struct thread *thread )
     struct process *process = thread->process;
     struct startup_info *info = process->startup_info;
 
-    init_process_tracing( process );
     if (!info) return 0;
     return info->data_size;
 }
@@ -1319,6 +1318,7 @@ DECL_HANDLER(init_process_done)
     if (process->exe_file) release_object( process->exe_file );
     process->exe_file = NULL;
 
+    init_process_tracing( process );
     generate_startup_debug_events( process, req->entry );
     set_process_startup_state( process, STARTUP_DONE );