From 6dfc2f057eaa0680f1565ca92ca26259d7c3b96c Mon Sep 17 00:00:00 2001
From: Renaud Fivet <renaud.fivet@gmail.com>
Date: Tue, 5 May 2015 19:42:53 +0800
Subject: [PATCH] Add 2 as a valid value of tab length. {2, 4, 8}

---
 eval.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/eval.c b/eval.c
index 5b95d76..475a2ee 100644
--- a/eval.c
+++ b/eval.c
@@ -1047,7 +1047,7 @@ static int svar(struct variable_description *var, char *value)
 			break;
 		case EVTAB:
 			tabmask = atoi(value) - 1;
-			if (tabmask != 0x07 && tabmask != 0x03)
+			if( tabmask != 0x07 && tabmask != 0x03 && tabmask != 1)
 				tabmask = 0x07;
 			curwp->w_flag |= WFHARD;
 			break;