foot_xdg_activation.diff

diff --git a/notify.c b/notify.c
index 8180477d..7e316268 100644
--- a/notify.c
+++ b/notify.c
@@ -48,7 +48,10 @@ notify_notify(const struct terminal *term, const char *title, const char *body)
 
     /* Redirect stdin to /dev/null, but ignore failure to open */
     int devnull = open("/dev/null", O_RDONLY);
+
+    setenv("FOOT_PTY", ptsname(term->ptmx), 1);
     spawn(term->reaper, NULL, argv, devnull, -1, -1, NULL);
+    unsetenv("FOOT_PTY");
 
     if (devnull >= 0)
         close(devnull);
diff --git a/osc.c b/osc.c
index 55cfcf84..c4ef406b 100644
--- a/osc.c
+++ b/osc.c
@@ -907,6 +907,10 @@ osc_dispatch(struct terminal *term)
         osc_flash(term);
         break;
 
+    case 568:
+        xdg_activation_v1_activate(term->wl->xdg_activation, string, term->window->surface);
+        break;
+
     case 777: {
         /*
          * OSC 777 is an URxvt generic escape used to send commands to

notify-send-with-activation

#!/bin/bash

send_notification() {
	G_MESSAGES_DEBUG=all notify-send \
		--action=default="Activate Foot" "$@" \
	| sed -n '/Activation Token/ s/^.*Activation Token: \(.*\)$/\1/ p'
}

token=$(send_notification "$@")

if test -n "$token" && test -n "$FOOT_PTY"; then
	printf "\e]568;%s\e" "$token" > "$FOOT_PTY"
fi