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Revert "session/logind: support CanGraphical property"

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We now use udev to wait for DRM card devices.

This reverts commit 3ebf079a9a.
This commit is contained in:
Simon Ser 2020-11-06 11:29:41 +01:00
parent fbf11a41e1
commit cd95d70df0
1 changed files with 0 additions and 150 deletions
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150
backend/session/logind.c
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@ -36,9 +36,7 @@ struct logind_session {
char *id;
char *path;
char *seat_path;
bool can_graphical;
// specifies whether a drm device was taken
// if so, the session will be (de)activated with the drm fd,
// otherwise with the dbus PropertiesChanged on "active" signal
@ -179,34 +177,6 @@ out:
return ret >= 0;
}
static bool find_seat_path(struct logind_session *session) {
int ret;
sd_bus_message *msg = NULL;
sd_bus_error error = SD_BUS_ERROR_NULL;
ret = sd_bus_call_method(session->bus, "org.freedesktop.login1",
"/org/freedesktop/login1", "org.freedesktop.login1.Manager",
"GetSeat", &error, &msg, "s", session->base.seat);
if (ret < 0) {
wlr_log(WLR_ERROR, "Failed to get seat path: %s", error.message);
goto out;
}
const char *path;
ret = sd_bus_message_read(msg, "o", &path);
if (ret < 0) {
wlr_log(WLR_ERROR, "Could not parse seat path: %s", error.message);
goto out;
}
session->seat_path = strdup(path);
out:
sd_bus_error_free(&error);
sd_bus_message_unref(msg);
return ret >= 0;
}
static bool session_activate(struct logind_session *session) {
int ret;
sd_bus_message *msg = NULL;
@ -294,7 +264,6 @@ static void logind_session_destroy(struct wlr_session *base) {
sd_bus_unref(session->bus);
free(session->id);
free(session->path);
free(session->seat_path);
free(session);
}
@ -496,95 +465,6 @@ error:
return 0;
}
static int seat_properties_changed(sd_bus_message *msg, void *userdata,
sd_bus_error *ret_error) {
struct logind_session *session = userdata;
int ret = 0;
// if we have a drm fd we don't depend on this
if (session->has_drm) {
return 0;
}
// PropertiesChanged arg 1: interface
const char *interface;
ret = sd_bus_message_read_basic(msg, 's', &interface); // skip path
if (ret < 0) {
goto error;
}
if (strcmp(interface, "org.freedesktop.login1.Seat") != 0) {
// not interesting for us; ignore
wlr_log(WLR_DEBUG, "ignoring PropertiesChanged from %s", interface);
return 0;
}
// PropertiesChanged arg 2: changed properties with values
ret = sd_bus_message_enter_container(msg, 'a', "{sv}");
if (ret < 0) {
goto error;
}
const char *s;
while ((ret = sd_bus_message_enter_container(msg, 'e', "sv")) > 0) {
ret = sd_bus_message_read_basic(msg, 's', &s);
if (ret < 0) {
goto error;
}
if (strcmp(s, "CanGraphical") == 0) {
int ret;
ret = sd_bus_message_enter_container(msg, 'v', "b");
if (ret < 0) {
goto error;
}
ret = sd_bus_message_read_basic(msg, 'b', &session->can_graphical);
if (ret < 0) {
goto error;
}
return 0;
} else {
sd_bus_message_skip(msg, "{sv}");
}
ret = sd_bus_message_exit_container(msg);
if (ret < 0) {
goto error;
}
}
if (ret < 0) {
goto error;
}
ret = sd_bus_message_exit_container(msg);
if (ret < 0) {
goto error;
}
// PropertiesChanged arg 3: changed properties without values
sd_bus_message_enter_container(msg, 'a', "s");
while ((ret = sd_bus_message_read_basic(msg, 's', &s)) > 0) {
if (strcmp(s, "CanGraphical") == 0) {
session->can_graphical = sd_seat_can_graphical(session->base.seat);
return 0;
}
}
if (ret < 0) {
goto error;
}
return 0;
error:
wlr_log(WLR_ERROR, "Failed to parse D-Bus PropertiesChanged: %s",
strerror(-ret));
return 0;
}
static bool add_signal_matches(struct logind_session *session) {
static const char *logind = "org.freedesktop.login1";
static const char *logind_path = "/org/freedesktop/login1";
@ -622,14 +502,6 @@ static bool add_signal_matches(struct logind_session *session) {
return false;
}
ret = sd_bus_match_signal(session->bus, NULL, logind, session->seat_path,
property_interface, "PropertiesChanged",
seat_properties_changed, session);
if (ret < 0) {
wlr_log(WLR_ERROR, "Failed to add D-Bus match: %s", strerror(-ret));
return false;
}
return true;
}
@ -811,12 +683,6 @@ static struct wlr_session *logind_session_create(struct wl_display *disp) {
goto error;
}
if (!find_seat_path(session)) {
sd_bus_unref(session->bus);
free(session->path);
goto error;
}
if (!add_signal_matches(session)) {
goto error_bus;
}
@ -833,21 +699,6 @@ static struct wlr_session *logind_session_create(struct wl_display *disp) {
goto error_bus;
}
// Check for CanGraphical first
session->can_graphical = sd_seat_can_graphical(session->base.seat);
if (!session->can_graphical) {
wlr_log(WLR_INFO, "Waiting for 'CanGraphical' on seat %s", session->base.seat);
}
while (!session->can_graphical) {
ret = wl_event_loop_dispatch(event_loop, -1);
if (ret < 0) {
wlr_log(WLR_ERROR, "Polling error waiting for 'CanGraphical' on seat %s",
session->base.seat);
goto error_bus;
}
}
set_type(session);
wlr_log(WLR_INFO, "Successfully loaded logind session");
@ -860,7 +711,6 @@ static struct wlr_session *logind_session_create(struct wl_display *disp) {
error_bus:
sd_bus_unref(session->bus);
free(session->path);
free(session->seat_path);
error:
free(session->id);