From 2d6872863fef3132383ac8d39eeedd2bc85bbad1 Mon Sep 17 00:00:00 2001
From: Ingo Schwarze <schwarze@openbsd.org>
Date: Tue, 8 Nov 2016 15:57:28 +0000
Subject: skip leading \& and \e in tags

---
 tag.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/tag.c b/tag.c
index c517e3ab..fd9f2a11 100644
--- a/tag.c
+++ b/tag.c
@@ -1,4 +1,4 @@
-/*	$Id: tag.c,v 1.14 2016/11/08 15:28:17 schwarze Exp $ */
+/*	$Id: tag.c,v 1.15 2016/11/08 15:57:28 schwarze Exp $ */
 /*
  * Copyright (c) 2015, 2016 Ingo Schwarze <schwarze@openbsd.org>
  *
@@ -130,7 +130,13 @@ tag_put(const char *s, int prio, size_t line)
 	size_t			 len;
 	unsigned int		 slot;
 
-	if (tag_files.tfd <= 0 || strchr(s, ' ') != NULL)
+	/* Sanity checks. */
+
+	if (tag_files.tfd <= 0)
+		return;
+	if (s[0] == '\\' && (s[1] == '&' || s[1] == 'e'))
+		s += 2;
+	if (*s == '\0' || strchr(s, ' ') != NULL)
 		return;
 
 	slot = ohash_qlookup(&tag_data, s);
-- 
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