diff: honor flag -i (ignore case differences)

>>From 503a1e1d2597f7cdf86a9ea39ebd2aee050ca759 Mon Sep 17 00:00:00 2001
From: Matheus Izvekov <mizvekov@gmail.com>
Date: Mon, 18 Jan 2010 14:06:26 -0200
Subject: [PATCH] diff: honor flag -i (ignore case differences)

function                                             old     new   delta
read_token                                           157     178     +21
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 1/0 up/down: 21/0)               Total: 21 bytes
   text	   data	    bss	    dec	    hex	filename
  70102	    733	   8576	  79411	  13633	busybox_old
  70123	    733	   8576	  79432	  13648	busybox_unstripped

Signed-off-by: Matheus Izvekov <mizvekov@gmail.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Matheus Izvekov 2010-01-18 14:25:46 -02:00 committed by Denys Vlasenko
parent 302af9e3d1
commit b7a044043c

View File

@ -94,7 +94,7 @@ enum { /* Commandline flags */
FLAG_a,
FLAG_b,
FLAG_d,
FLAG_i, /* unused */
FLAG_i,
FLAG_L, /* unused */
FLAG_N,
FLAG_q,
@ -177,6 +177,9 @@ static int read_token(FILE_and_pos_t *ft, token_t tok)
if (t == '\n')
tok |= TOK_EOL;
if (option_mask32 & FLAG(i)) /* Handcoded tolower() */
t = (t >= 'A' && t <= 'Z') ? t - ('A' - 'a') : t;
if ((option_mask32 & FLAG(w)) && is_space)
continue;