From a58c1b216bb1d4547f7b2ef2703fe2d0cd3b5cac Mon Sep 17 00:00:00 2001
From: Simon Tatham <anakin@pobox.com>
Date: Sun, 1 Oct 2017 14:45:12 +0100
Subject: Make the code base clean under -Wwrite-strings.

I've also added that warning option and -Werror to the build script,
so that I'll find out if I break this property in future.
---
 blackbox.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'blackbox.c')

diff --git a/blackbox.c b/blackbox.c
index 829aaec..d92af92 100644
--- a/blackbox.c
+++ b/blackbox.c
@@ -251,7 +251,7 @@ static const char *validate_desc(const game_params *params, const char *desc)
 {
     int nballs, dlen = strlen(desc), i;
     unsigned char *bmp;
-    char *ret;
+    const char *ret;
 
     /* the bitmap is 2+(nballs*2) long; the hex version is double that. */
     nballs = ((dlen/2)-2)/2;
-- 
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