From: Thomas Markwalder <tmark@isc.org>
Date: Mon, 20 Jan 2014 16:28:18 +0000 (-0500)
Subject: [3282] Removed use of std::string::back
X-Git-Tag: bind10-1.2.0beta1-release~91^2~2
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=f9cea380de68d0c181b4f80ad3df05cd53eb37e9;p=thirdparty%2Fkea.git

[3282] Removed use of std::string::back

Didn't notice but back() is new and not supported on older
versions of C++.
---

diff --git a/src/lib/dhcpsrv/d2_client.cc b/src/lib/dhcpsrv/d2_client.cc
index 6ae425adc8..031066d1a8 100644
--- a/src/lib/dhcpsrv/d2_client.cc
+++ b/src/lib/dhcpsrv/d2_client.cc
@@ -254,7 +254,11 @@ std::string
 D2ClientMgr::qualifyName(const std::string& partial_name) const {
     std::ostringstream gen_name;
     gen_name << partial_name << "." << d2_client_config_->getQualifyingSuffix();
-    if (gen_name.str().back() != '.') {
+
+    // Tack on a trailing dot in case suffix doesn't have one.
+    const char* str = gen_name.str().c_str();
+    size_t len = strlen(str);
+    if ((len > 0) && (str[len-1] != '.')) {
         gen_name << ".";
     }