From 2f7b2025309d63a0c732b537203f2036c0c34c0c Mon Sep 17 00:00:00 2001
From: nhmall <nhmall@nethack.org>
Date: Sat, 17 Sep 2022 19:29:09 -0400
Subject: [PATCH] avoid a format-overflow warning
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options.c: In function ‘option_help’:
options.c:8820:55: warning: ‘%s’ directive writing up to 255 bytes into a region of size 220 [-Wformat-overflow=]
 8820 |     Sprintf(buf, "Set options as OPTIONS=<options> in %s", configfile);
      |                                                       ^~   ~~~~~~~~~~
---
 src/options.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/options.c b/src/options.c
index 526244e93..e3459f36c 100644
--- a/src/options.c
+++ b/src/options.c
@@ -8817,7 +8817,8 @@ option_help(void)
     winid datawin;
 
     datawin = create_nhwindow(NHW_TEXT);
-    Sprintf(buf, "Set options as OPTIONS=<options> in %s", configfile);
+    Snprintf(buf, sizeof buf,
+             "Set options as OPTIONS=<options> in %s", configfile);
     opt_intro[CONFIG_SLOT] = (const char *) buf;
     for (i = 0; opt_intro[i]; i++)
         putstr(datawin, 0, opt_intro[i]);