From: Alejandro Colomar <alx@kernel.org>
Date: Wed, 13 May 2026 13:00:50 +0000 (+0200)
Subject: lib/string/README: Document stprintf(,0,)
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=refs%2Fheads%2Fmaster;p=thirdparty%2Fshadow.git

lib/string/README: Document stprintf(,0,)

Signed-off-by: Alejandro Colomar <alx@kernel.org>
---

diff --git a/lib/string/README b/lib/string/README
index 02b4bdc00..d36388f69 100644
--- a/lib/string/README
+++ b/lib/string/README
@@ -217,6 +217,8 @@ sprintf/ - Formatted string creation
 	snprintf(3) wrapper that reports truncation with -1.
 	If you need more than one call to form a string,
 	use seprintf() instead.
+	If the size is 0, the behavior is undefined; currently, we
+	abort(3).
     stprintf_a()
 	Like stprintf(), but takes an array.