Adds warning message when Instant Play is unsupported

Instant Play needs savestates and savestate resume on startup, and not
all cores support those. Better to warn than surprise by not resuming.

1 files changed, 4 insertions, 0 deletions

diff --git a/funkey/fk_instant_play.c b/funkey/fk_instant_play.c
index aac9091..61e41f4 100644
--- a/funkey/fk_instant_play.c
+++ b/funkey/fk_instant_play.c
@@ -164,6 +164,10 @@ void FK_Resume(void)
 
 void FK_InitInstantPlay(int argc, char **argv)
 {
+    const struct core_override *override = get_overrides();
+    if (!state_allowed() || (override && override->prevent_resume))
+        plat_video_set_msg("WARN: No Instant Play support", 3, 4000);
+
     prog_name = argv[0];
     signal(SIGUSR1, handle_sigusr1);
 }