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xwm: Plug kill signal for killing X apps

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Xeyes is the counter-example that fails on that heuristic and won't be caught
on kill binding. This and the last two patches should fix:

    https://bugs.freedesktop.org/show_bug.cgi?id=53679

Signed-off-by: Tiago Vignatti <tiago.vignatti@intel.com>
This commit is contained in:
Tiago Vignatti 2012-09-27 17:48:37 +03:00 committed by Kristian Høgsberg
parent 1d01b01318
commit 0d20d7c8f4
2 changed files with 34 additions and 0 deletions
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31
src/xwayland/window-manager.c
View File

@ -102,6 +102,8 @@ struct weston_wm_window {
struct wl_event_source *repaint_source;
struct wl_event_source *configure_source;
int properties_dirty;
int pid;
char *machine;
char *class;
char *name;
struct weston_wm_window *transient_for;
@ -300,7 +302,9 @@ weston_wm_window_read_properties(struct weston_wm_window *window)
{ wm->atom.wm_protocols, TYPE_WM_PROTOCOLS, F(protocols) },
{ wm->atom.net_wm_window_type, XCB_ATOM_ATOM, F(type) },
{ wm->atom.net_wm_name, XCB_ATOM_STRING, F(name) },
{ wm->atom.net_wm_pid, XCB_ATOM_CARDINAL, F(pid) },
{ wm->atom.motif_wm_hints, TYPE_MOTIF_WM_HINTS, 0 },
{ wm->atom.wm_client_machine, XCB_ATOM_WM_CLIENT_MACHINE, F(machine) },
};
#undef F
@ -338,6 +342,7 @@ weston_wm_window_read_properties(struct weston_wm_window *window)
p = ((char *) window + props[i].offset);
switch (props[i].type) {
case XCB_ATOM_WM_CLIENT_MACHINE:
case XCB_ATOM_STRING:
/* FIXME: We're using this for both string and
utf8_string */
@ -353,6 +358,7 @@ weston_wm_window_read_properties(struct weston_wm_window *window)
*(struct weston_wm_window **) p =
hash_table_lookup(wm->window_hash, *xid);
break;
case XCB_ATOM_CARDINAL:
case XCB_ATOM_ATOM:
atom = xcb_get_property_value(reply);
*(xcb_atom_t *) p = *atom;
@ -477,6 +483,25 @@ weston_wm_handle_configure_notify(struct weston_wm *wm, xcb_generic_event_t *eve
window->y = configure_notify->y - y;
}
static void
weston_wm_kill_client(struct wl_listener *listener, void *data)
{
struct weston_surface *surface = data;
struct weston_wm_window *window = get_wm_window(surface);
char name[1024];
if (!window)
return;
gethostname(name, 1024);
/* this is only one heuristic to guess the PID of a client is valid,
* assuming it's compliant with icccm and ewmh. Non-compliants and
* remote applications of course fail. */
if (!strcmp(window->machine, name) && window->pid != 0)
kill(window->pid, SIGKILL);
}
static void
weston_wm_window_activate(struct wl_listener *listener, void *data)
{
@ -1232,7 +1257,9 @@ wxs_wm_get_resources(struct weston_wm *wm)
{ "WM_DELETE_WINDOW", F(atom.wm_delete_window) },
{ "WM_STATE", F(atom.wm_state) },
{ "WM_S0", F(atom.wm_s0) },
{ "WM_CLIENT_MACHINE", F(atom.wm_client_machine) },
{ "_NET_WM_NAME", F(atom.net_wm_name) },
{ "_NET_WM_PID", F(atom.net_wm_pid) },
{ "_NET_WM_ICON", F(atom.net_wm_icon) },
{ "_NET_WM_STATE", F(atom.net_wm_state) },
{ "_NET_WM_STATE_FULLSCREEN", F(atom.net_wm_state_fullscreen) },
@ -1469,6 +1496,9 @@ weston_wm_create(struct weston_xserver *wxs)
wm->activate_listener.notify = weston_wm_window_activate;
wl_signal_add(&wxs->compositor->activate_signal,
&wm->activate_listener);
wm->kill_listener.notify = weston_wm_kill_client;
wl_signal_add(&wxs->compositor->kill_signal,
&wm->kill_listener);
weston_wm_create_cursors(wm);
weston_wm_window_set_cursor(wm, wm->screen->root, XWM_CURSOR_LEFT_PTR);
@ -1488,6 +1518,7 @@ weston_wm_destroy(struct weston_wm *wm)
wl_event_source_remove(wm->source);
wl_list_remove(&wm->selection_listener.link);
wl_list_remove(&wm->activate_listener.link);
wl_list_remove(&wm->kill_listener.link);
free(wm);
}

3
src/xwayland/xwayland.h
View File

@ -63,6 +63,7 @@ struct weston_wm {
int last_cursor;
xcb_render_pictforminfo_t format_rgb, format_rgba;
struct wl_listener activate_listener;
struct wl_listener kill_listener;
xcb_window_t selection_window;
xcb_window_t selection_owner;
@ -85,7 +86,9 @@ struct weston_wm {
xcb_atom_t wm_delete_window;
xcb_atom_t wm_state;
xcb_atom_t wm_s0;
xcb_atom_t wm_client_machine;
xcb_atom_t net_wm_name;
xcb_atom_t net_wm_pid;
xcb_atom_t net_wm_icon;
xcb_atom_t net_wm_state;
xcb_atom_t net_wm_state_fullscreen;