Simon Marchi
aa9be61e7d
Add program_space space parameters to emit_clear_objfiles_event and create_clear_objfiles_event_object, making the reference to current_program_space bubble up a bit. Change-Id: I5fde2071712781e5d45971fa0ab34d85d3a49a71 Approved-By: Tom Tromey <tom@tromey.com>
128 lines
3.7 KiB
C
128 lines
3.7 KiB
C
/* Python interface to new object file loading events.
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Copyright (C) 2011-2023 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "py-event.h"
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static gdbpy_ref<>
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create_new_objfile_event_object (struct objfile *objfile)
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{
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gdbpy_ref<> objfile_event
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= create_event_object (&new_objfile_event_object_type);
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if (objfile_event == NULL)
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return NULL;
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gdbpy_ref<> py_objfile = objfile_to_objfile_object (objfile);
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if (py_objfile == NULL || evpy_add_attribute (objfile_event.get (),
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"new_objfile",
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py_objfile.get ()) < 0)
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return NULL;
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return objfile_event;
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}
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/* Callback function which notifies observers when a new objfile event occurs.
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This function will create a new Python new_objfile event object.
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Return -1 if emit fails. */
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int
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emit_new_objfile_event (struct objfile *objfile)
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{
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if (evregpy_no_listeners_p (gdb_py_events.new_objfile))
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return 0;
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gdbpy_ref<> event = create_new_objfile_event_object (objfile);
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if (event != NULL)
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return evpy_emit_event (event.get (), gdb_py_events.new_objfile);
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return -1;
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}
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/* Create an event object representing a to-be-freed objfile. Return
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nullptr, with the Python exception set, on error. */
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static gdbpy_ref<>
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create_free_objfile_event_object (struct objfile *objfile)
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{
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gdbpy_ref<> objfile_event
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= create_event_object (&free_objfile_event_object_type);
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if (objfile_event == nullptr)
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return nullptr;
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gdbpy_ref<> py_objfile = objfile_to_objfile_object (objfile);
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if (py_objfile == nullptr
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|| evpy_add_attribute (objfile_event.get (), "objfile",
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py_objfile.get ()) < 0)
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return nullptr;
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return objfile_event;
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}
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/* Callback function which notifies observers when a free objfile
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event occurs. This function will create a new Python event object.
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Return -1 if emit fails. */
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int
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emit_free_objfile_event (struct objfile *objfile)
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{
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if (evregpy_no_listeners_p (gdb_py_events.free_objfile))
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return 0;
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gdbpy_ref<> event = create_free_objfile_event_object (objfile);
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if (event == nullptr)
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return -1;
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return evpy_emit_event (event.get (), gdb_py_events.free_objfile);
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}
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/* Subroutine of emit_clear_objfiles_event to simplify it. */
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static gdbpy_ref<>
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create_clear_objfiles_event_object (program_space *pspace)
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{
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gdbpy_ref<> objfile_event
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= create_event_object (&clear_objfiles_event_object_type);
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if (objfile_event == NULL)
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return NULL;
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gdbpy_ref<> py_progspace = pspace_to_pspace_object (pspace);
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if (py_progspace == NULL || evpy_add_attribute (objfile_event.get (),
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"progspace",
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py_progspace.get ()) < 0)
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return NULL;
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return objfile_event;
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}
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/* Callback function which notifies observers when the "clear objfiles"
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event occurs.
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This function will create a new Python clear_objfiles event object.
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Return -1 if emit fails. */
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int
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emit_clear_objfiles_event (program_space *pspace)
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{
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if (evregpy_no_listeners_p (gdb_py_events.clear_objfiles))
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return 0;
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gdbpy_ref<> event = create_clear_objfiles_event_object (pspace);
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if (event != NULL)
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return evpy_emit_event (event.get (), gdb_py_events.clear_objfiles);
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return -1;
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}
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