Re: [PATCH] Initial implementation of Debugger Adapter Protocol

[Tom Tromey <tromey@adacore.com>]

Tom> /home/vries/gdb_versions/devel/src/gdb/python/py-dap.c: In member
Tom> function ‘virtual void dap_interp::init(bool)’:
Tom> /home/vries/gdb_versions/devel/src/gdb/python/py-dap.c:83:27: error:
Tom> ‘PyObject_CallNoArgs’ was not declared in this scope
Tom>    gdbpy_ref<> result_obj (PyObject_CallNoArgs (func.get ()));
Tom>                            ^~~~~~~~~~~~~~~~~~~
Tom> /home/vries/gdb_versions/devel/src/gdb/python/py-dap.c:83:27: note:
Tom> suggested alternative: ‘_PyObject_CallNoArg’
Tom>    gdbpy_ref<> result_obj (PyObject_CallNoArgs (func.get ()));
Tom>                            ^~~~~~~~~~~~~~~~~~~
Tom>                            _PyObject_CallNoArg
Tom> ...

Sorry about that.  I'm going to apply the appended, which should fix the
problem.

Tom

commit 5aea5eca6c873334deb41f996dec255786a6f84d
Author: Tom Tromey <tromey@adacore.com>
Date:   Tue Jan 3 07:13:01 2023 -0700

    Do not use PyObject_CallNoArgs
    
    PyObject_CallNoArgs was introduced in Python 3.9, so avoid it in favor
    of PyObject_CallObject.

diff --git a/gdb/python/py-dap.c b/gdb/python/py-dap.c
index 8e977bc55bb..9c77b2a4f76 100644
--- a/gdb/python/py-dap.c
+++ b/gdb/python/py-dap.c
@@ -1,6 +1,6 @@
 /* Python DAP interpreter
 
-   Copyright (C) 2022 Free Software Foundation, Inc.
+   Copyright (C) 2022, 2023 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -80,7 +80,7 @@ dap_interp::init (bool top_level)
   if (func == nullptr)
     gdbpy_handle_exception ();
 
-  gdbpy_ref<> result_obj (PyObject_CallNoArgs (func.get ()));
+  gdbpy_ref<> result_obj (PyObject_CallObject (func.get (), nullptr));
   if (result_obj == nullptr)
     gdbpy_handle_exception ();