bug#16893: [PATCH] Avoid matching line-by-line for case-insensitive with grep

[Paul Eggert]

I also applied the attached followup patch to clean out macros no longer 
used.

From cc13e13d2f2296241cfceffe096bf33559ed6495 Mon Sep 17 00:00:00 2001
From: Paul Eggert <egg...@cs.ucla.edu>
Date: Fri, 28 Feb 2014 22:31:37 -0800
Subject: [PATCH] grep: remove lint
* src/main.c (MBRTOWC, WCRTOMB): Remove no-longer-used macros.
---
 src/main.c | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/src/main.c b/src/main.c
index cf59e0e..b07bde8 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1867,16 +1867,6 @@ parse_grep_colors (void)
       return;
 }
 
-#define MBRTOWC(pwc, s, n, ps) \
-  (MB_CUR_MAX == 1 ? \
-   (*(pwc) = btowc (*(unsigned char *) (s)), 1) : \
-   mbrtowc ((pwc), (s), (n), (ps)))
-
-#define WCRTOMB(s, wc, ps) \
-  (MB_CUR_MAX == 1 ? \
-   (*(s) = wctob ((wint_t) (wc)), 1) : \
-   wcrtomb ((s), (wc), (ps)))
-
 int
 main (int argc, char **argv)
 {
-- 
1.8.5.3