Handle ERR from getch

Somehow, play processes were being orphaned without receiving SIGHUP and
would consume 100% CPU in this getch loop. I still have no idea what was
happening to the SSH sessions to cause orphans like that, but this at
least makes them exit.

2 files changed, 3 insertions, 1 deletions

diff --git a/2048.c b/2048.c
index 9b8a3a4..fe17a30 100644
--- a/2048.c
+++ b/2048.c
@@ -240,6 +240,7 @@ static bool input(void) {
 		break; case 'k': case KEY_UP: if (up()) spawn();
 		break; case 'l': case KEY_RIGHT: if (right()) spawn();
 		break; case 'q': return false;
+		break; case ERR: exit(EXIT_FAILURE);
 	}
 	return true;
 }
diff --git a/play.c b/play.c
index 251e826..23011f6 100644
--- a/play.c
+++ b/play.c
@@ -124,7 +124,7 @@ static void draw(size_t new) {
 	);
 	mvhline(ScoresY + 1, ScoresX, '=', ScoresWidth);
 
-	int newY;
+	int newY = -1;
 	for (size_t i = 0; i < ScoresTop; ++i) {
 		if (!scores[i].score) break;
 		if (i == new) newY = ScoresY + 2 + i;
@@ -175,6 +175,7 @@ int main(void) {
 		fclose(file);
 	}
 
+	noecho();
 	curs_set(0);
 	getch();
 	endwin();