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xwayland: drop support for abstract sockets

Browse source 
Mutter has done the same [1] a while back. This simplifies the
code and removes support for this legacy feature.

[1]: https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1424
This commit is contained in:
Simon Ser 2024-04-25 11:55:52 +02:00
parent 41fd552f53
commit 4c7c9095d9
4 changed files with 58 additions and 115 deletions
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47
xwayland/server.c
View file

@ -25,8 +25,7 @@ static void safe_close(int fd) {
noreturn static void exec_xwayland(struct wlr_xwayland_server *server,
int notify_fd) {
if (!set_cloexec(server->x_fd[0], false) ||
!set_cloexec(server->x_fd[1], false) ||
if (!set_cloexec(server->x_fd, false) ||
!set_cloexec(server->wl_fd[1], false)) {
wlr_log(WLR_ERROR, "Failed to unset CLOEXEC on FD");
_exit(EXIT_FAILURE);
@ -39,9 +38,8 @@ noreturn static void exec_xwayland(struct wlr_xwayland_server *server,
char *argv[64] = {0};
size_t i = 0;
char listenfd0[16], listenfd1[16], displayfd[16];
snprintf(listenfd0, sizeof(listenfd0), "%d", server->x_fd[0]);
snprintf(listenfd1, sizeof(listenfd1), "%d", server->x_fd[1]);
char listenfd[16], displayfd[16];
snprintf(listenfd, sizeof(listenfd), "%d", server->x_fd);
snprintf(displayfd, sizeof(displayfd), "%d", notify_fd);
argv[i++] = "Xwayland";
@ -61,14 +59,10 @@ noreturn static void exec_xwayland(struct wlr_xwayland_server *server,
#if HAVE_XWAYLAND_LISTENFD
argv[i++] = "-listenfd";
argv[i++] = listenfd0;
argv[i++] = "-listenfd";
argv[i++] = listenfd1;
argv[i++] = listenfd;
#else
argv[i++] = "-listen";
argv[i++] = listenfd0;
argv[i++] = "-listen";
argv[i++] = listenfd1;
argv[i++] = listenfd;
#endif
argv[i++] = "-displayfd";
argv[i++] = displayfd;
@ -141,11 +135,9 @@ static void server_finish_process(struct wlr_xwayland_server *server) {
return;
}
if (server->x_fd_read_event[0]) {
wl_event_source_remove(server->x_fd_read_event[0]);
wl_event_source_remove(server->x_fd_read_event[1]);
server->x_fd_read_event[0] = server->x_fd_read_event[1] = NULL;
if (server->x_fd_read_event) {
wl_event_source_remove(server->x_fd_read_event);
server->x_fd_read_event = NULL;
}
if (server->client) {
@ -182,9 +174,8 @@ static void server_finish_display(struct wlr_xwayland_server *server) {
return;
}
safe_close(server->x_fd[0]);
safe_close(server->x_fd[1]);
server->x_fd[0] = server->x_fd[1] = -1;
safe_close(server->x_fd);
server->x_fd = -1;
unlink_display_sockets(server->display);
server->display = -1;
@ -298,7 +289,7 @@ static bool server_start_display(struct wlr_xwayland_server *server,
server->display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(wl_display, &server->display_destroy);
server->display = open_display_sockets(server->x_fd);
server->display = open_display_sockets(&server->x_fd);
if (server->display < 0) {
server_finish_display(server);
return false;
@ -401,9 +392,8 @@ static bool server_start(struct wlr_xwayland_server *server) {
static int xwayland_socket_connected(int fd, uint32_t mask, void *data) {
struct wlr_xwayland_server *server = data;
wl_event_source_remove(server->x_fd_read_event[0]);
wl_event_source_remove(server->x_fd_read_event[1]);
server->x_fd_read_event[0] = server->x_fd_read_event[1] = NULL;
wl_event_source_remove(server->x_fd_read_event);
server->x_fd_read_event = NULL;
server_start(server);
@ -413,18 +403,11 @@ static int xwayland_socket_connected(int fd, uint32_t mask, void *data) {
static bool server_start_lazy(struct wlr_xwayland_server *server) {
struct wl_event_loop *loop = wl_display_get_event_loop(server->wl_display);
if (!(server->x_fd_read_event[0] = wl_event_loop_add_fd(loop, server->x_fd[0],
if (!(server->x_fd_read_event = wl_event_loop_add_fd(loop, server->x_fd,
WL_EVENT_READABLE, xwayland_socket_connected, server))) {
return false;
}
if (!(server->x_fd_read_event[1] = wl_event_loop_add_fd(loop, server->x_fd[1],
WL_EVENT_READABLE, xwayland_socket_connected, server))) {
wl_event_source_remove(server->x_fd_read_event[0]);
server->x_fd_read_event[0] = NULL;
return false;
}
return true;
}
@ -468,7 +451,7 @@ struct wlr_xwayland_server *wlr_xwayland_server_create(
server->options.terminate_delay = 0;
#endif
server->x_fd[0] = server->x_fd[1] = -1;
server->x_fd = -1;
server->wl_fd[0] = server->wl_fd[1] = -1;
server->wm_fd[0] = server->wm_fd[1] = -1;