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Date: Tue, 8 Nov 2016 10:57:58 -0500 (EST)
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From: schwarze@mdocml.bsd.lv
To: source@mdocml.bsd.lv
Subject: mdocml: skip leading \& and \e in tags
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Log Message:
-----------
skip leading \& and \e in tags

Modified Files:
--------------
    mdocml:
        tag.c

Revision Data
-------------
Index: tag.c
===================================================================
RCS file: /home/cvs/mdocml/mdocml/tag.c,v
retrieving revision 1.14
retrieving revision 1.15
diff -Ltag.c -Ltag.c -u -p -r1.14 -r1.15
--- tag.c
+++ tag.c
@@ -130,7 +130,13 @@ tag_put(const char *s, int prio, size_t 
 	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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