[PATCH wayland 5/6] server: Save the display name in the wl_socket

[Jasper St. Pierre]

This allows us to return the display name to the client in a new API.
---
 src/wayland-server.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/wayland-server.c b/src/wayland-server.c
index 5c0e84f..55b3e25 100644
--- a/src/wayland-server.c
+++ b/src/wayland-server.c
@@ -63,6 +63,7 @@ struct wl_socket {
 	char lock_addr[UNIX_PATH_MAX + LOCK_SUFFIXLEN];
 	struct wl_list link;
 	struct wl_event_source *source;
+	char *display_name;
 };
 
 struct wl_client {
@@ -1082,6 +1083,8 @@ wl_socket_init_for_display_name(struct wl_socket *s, const char *name)
 	name_size = snprintf(s->addr.sun_path, sizeof s->addr.sun_path,
 			     "%s/%s", runtime_dir, name) + 1;
 
+	s->display_name = (s->addr.sun_path + sizeof s->addr.sun_path) - strlen(name);
+
 	assert(name_size > 0);
 	if (name_size > (int)sizeof s->addr.sun_path) {
 		wl_log("error: socket path \"%s/%s\" plus null terminator"
-- 
2.0.1