From: Jim Meyering <jim@meyering.net>
Date: Mon, 27 Oct 1997 04:59:25 +0000 (+0000)
Subject: add comment
X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=00a2c521cc5ad208d74d31cb9179dc1d09b46675;p=pspp

add comment
---

diff --git a/lib/memcasecmp.c b/lib/memcasecmp.c
index 2a255f19d8..a2e42e8ecf 100644
--- a/lib/memcasecmp.c
+++ b/lib/memcasecmp.c
@@ -39,7 +39,9 @@
 
 #include "memcasecmp.h"
 
-/* Like memcmp, but ignore differences in case.  */
+/* Like memcmp, but ignore differences in case.
+   Convert to upper case (not lower) before comparing so that
+   join -i works with sort -f.  */
 
 int
 memcasecmp (vs1, vs2, n)