From 90498a10794218213d6aa978a6dd93cd8d50808c Mon Sep 17 00:00:00 2001
From: Tom Ryder <tom@sanctum.geek.nz>
Date: Sat, 1 Feb 2020 01:33:09 +1300
Subject: Check zero print

---
 crypt.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/crypt.c b/crypt.c
index 592869e..48c8bd2 100644
--- a/crypt.c
+++ b/crypt.c
@@ -53,6 +53,7 @@ int main(int argc, char **argv)
 	if ((printed = printf("%s\n", hash)) < 0) {
 		error(strerror(errno));
 	}
+	assert(printed > 0);
 	if ((unsigned) printed < strlen(hash) + 1) { /* +1 for newline */
 		error("Incomplete print");
 	}
-- 
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