1 files changed, 99 insertions, 0 deletions
diff --git a/gdb/python/py-dap.c b/gdb/python/py-dap.c
new file mode 100644
index 0000000..8e977bc
--- /dev/null
+++ b/gdb/python/py-dap.c
@@ -0,0 +1,99 @@
+/* Python DAP interpreter
+
+   Copyright (C) 2022 Free Software Foundation, Inc.
+
+   This file is part of GDB.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+#include "defs.h"
+#include "python-internal.h"
+#include "interps.h"
+#include "cli-out.h"
+#include "top.h"
+
+class dap_interp final : public interp
+{
+public:
+
+  explicit dap_interp (const char *name)
+    : interp (name),
+      m_ui_out (new cli_ui_out (gdb_stdout))
+  {
+  }
+
+  ~dap_interp () override = default;
+
+  void init (bool top_level) override;
+
+  void suspend () override
+  {
+  }
+
+  void resume () override
+  {
+  }
+
+  gdb_exception exec (const char *command) override
+  {
+    /* Just ignore it.  */
+    return {};
+  }
+
+  void set_logging (ui_file_up logfile, bool logging_redirect,
+		    bool debug_redirect) override
+  {
+    /* Just ignore it.  */
+  }
+
+  ui_out *interp_ui_out () override
+  {
+    return m_ui_out.get ();
+  }
+
+private:
+
+  std::unique_ptr<ui_out> m_ui_out;
+};
+
+void
+dap_interp::init (bool top_level)
+{
+  gdbpy_enter enter_py;
+
+  gdbpy_ref<> dap_module (PyImport_ImportModule ("gdb.dap"));
+  if (dap_module == nullptr)
+    gdbpy_handle_exception ();
+
+  gdbpy_ref<> func (PyObject_GetAttrString (dap_module.get (), "run"));
+  if (func == nullptr)
+    gdbpy_handle_exception ();
+
+  gdbpy_ref<> result_obj (PyObject_CallNoArgs (func.get ()));
+  if (result_obj == nullptr)
+    gdbpy_handle_exception ();
+
+  current_ui->input_fd = -1;
+  current_ui->m_input_interactive_p = false;
+}
+
+void _initialize_py_interp ();
+void
+_initialize_py_interp ()
+{
+  interp_factory_register ("dap", [] (const char *name) -> interp *
+    {
+      return new dap_interp (name);
+    });
+}