From: Adam Dickmeiss <adam@indexdata.dk>
Date: Sat, 27 Aug 2011 22:07:48 +0000 (+0200)
Subject: PQF parsing: handle \\\0 sequence
X-Git-Tag: v4.2.13~14
X-Git-Url: http://sru.miketaylor.org.uk/cgi-bin?a=commitdiff_plain;h=cf4a74a0d6b17bf1c6582835a7fceaec7ad4115d;p=yaz-moved-to-github.git

PQF parsing: handle \\\0 sequence

A truncated PQF term, backslash as last character, would resolve in
read one byte beyond end of string.
---

diff --git a/src/pquery.c b/src/pquery.c
index a0fde12..749ce02 100644
--- a/src/pquery.c
+++ b/src/pquery.c
@@ -84,7 +84,7 @@ static int query_token(struct yaz_pqf_parser *li)
     }
     while (**qptr && **qptr != sep_char)
     {
-        if (**qptr == '\\')
+        if (**qptr == '\\' && (*qptr)[1])
         {
             ++(li->lex_len);
             ++(*qptr);