Clarify trunccpy()'s src and dest must not overlap.

diff --git a/sbr/utils.c b/sbr/utils.c
index ca809439ea7262c4d58cfec365c67cdeb494be6a..78ec2da9c0a9009885f11d800743181df9c3233c 100644 (file)
--- a/sbr/utils.c
+++ b/sbr/utils.c
@@ -346,9 +346,9 @@ nmh_strcasestr (const char *s1, const char *s2) {
 }
 
 
 }
 
 

-/* truncpy copies at most size - 1 chars from non-NULL src to non-NULL
- * dst, and ensures dst is NUL terminated.  If size is zero then it
- * aborts as dst cannot be NUL terminated.
+/* truncpy copies at most size - 1 chars from non-NULL src to non-NULL,
+ * non-overlapping, dst, and ensures dst is NUL terminated.  If size is
+ * zero then it aborts as dst cannot be NUL terminated.

  *
  * It's to be used when truncation is intended and correct, e.g.
  * reporting a possibly very long external string back to the user.  One
  *
  * It's to be used when truncation is intended and correct, e.g.
  * reporting a possibly very long external string back to the user.  One