xwm: tell the shell the pid of the X clients

All the surfaces from all the X clients share the same wl_client so
wl_client_get_credentials can't be used to get the pid of the X
clients.
The shell may need to know the pid to be able to associate a surface
with e.g. a DBus service.

[Pekka: fixed trivial merge conflicts.]
Reviewed-by: Pekka Paalanen <pekka.paalanen@collabora.co.uk>
This commit is contained in:
Giulio Camuffo
2015-01-27 19:10:37 +02:00
committed by Pekka Paalanen
parent 5d1d2ca325
commit a8e9b41578
3 changed files with 30 additions and 8 deletions
+22 -8
View File
@@ -403,6 +403,7 @@ weston_wm_window_read_properties(struct weston_wm_window *window)
uint32_t *xid;
xcb_atom_t *atom;
uint32_t i;
char name[1024];
if (!window->properties_dirty)
return;
@@ -494,10 +495,28 @@ weston_wm_window_read_properties(struct weston_wm_window *window)
free(reply);
}
if (window->pid > 0) {
gethostname(name, sizeof(name));
for (i = 0; i < sizeof(name); i++) {
if (name[i] == '\0')
break;
}
if (i == sizeof(name))
name[0] = '\0'; /* ignore stupid hostnames */
/* 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 (!window->machine || strcmp(window->machine, name))
window->pid = 0;
}
if (window->shsurf && window->name)
shell_interface->set_title(window->shsurf, window->name);
if (window->frame && window->name)
frame_set_title(window->frame, window->name);
if (window->shsurf && window->pid > 0)
shell_interface->set_pid(window->shsurf, window->pid);
}
static void
@@ -658,17 +677,10 @@ 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)
if (window->pid > 0)
kill(window->pid, SIGKILL);
}
@@ -2430,6 +2442,8 @@ xserver_map_shell_surface(struct weston_wm_window *window,
if (window->name)
shell_interface->set_title(window->shsurf, window->name);
if (window->pid > 0)
shell_interface->set_pid(window->shsurf, window->pid);
if (window->fullscreen) {
window->saved_width = window->width;