From: Mark Andrews <marka@isc.org>
Date: Mon, 6 Jan 2014 01:34:28 +0000 (+1100)
Subject: 3697.   [bug]           Handle "." as a search list element when IDN support
X-Git-Tag: v9.10.0a2~143
X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=d0e3216c217bf790c4a582191658c2a1900ff79f;p=thirdparty%2Fbind9.git

3697.   [bug]           Handle "." as a search list element when IDN support
                        is enabled. [RT #35133]
---

diff --git a/CHANGES b/CHANGES
index 8ebdc36345f..2acf417b0bc 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,6 @@
+3697.	[bug]		Handle "." as a search list element when IDN support
+			is enabled. [RT #35133]
+
 3696.	[bug]		dig failed to handle AXFR style IXFR responses which
 			span multiple messages. [RT #35137]
 
diff --git a/bin/dig/dighost.c b/bin/dig/dighost.c
index 0825e0510ce..42942ce0535 100644
--- a/bin/dig/dighost.c
+++ b/bin/dig/dighost.c
@@ -3994,7 +3994,8 @@ append_textname(char *name, const char *origin, size_t namesize) {
 	if (namelen + 1 + originlen >= namesize)
 		return idn_buffer_overflow;
 
-	name[namelen++] = '.';
+	if (*origin != '.')
+		name[namelen++] = '.';
 	(void)strcpy(name + namelen, origin);
 	return idn_success;
 }