event/ServerSocket: open sockets in the order they were configured

Use a std::list which can be appended at the end.

NEWS

@@ -3,6 +3,7 @@ ver 0.18.1 (2013/11/??)
   - always ignore whitespace at the end of the line
 * networking:
   - log UNIX domain path names instead of "localhost"
+  - open listener sockets in the order they were configured
 * filter:
   - autoconvert: fix "volume_normalization" with mp3 files
 * add missing files to source tarball

src/event/ServerSocket.cxx

@@ -297,10 +297,10 @@ ServerSocket::Close()
 OneServerSocket &
 ServerSocket::AddAddress(const sockaddr &address, size_t address_length)
 {
-	sockets.emplace_front(loop, *this, next_serial,
-			      &address, address_length);
+	sockets.emplace_back(loop, *this, next_serial,
+			     &address, address_length);
 
-	return sockets.front();
+	return sockets.back();
 }
 
 bool

src/event/ServerSocket.hxx

@@ -20,7 +20,7 @@
 #ifndef MPD_SERVER_SOCKET_HXX
 #define MPD_SERVER_SOCKET_HXX
 
-#include <forward_list>
+#include <list>
 
 #include <stddef.h>
 
@@ -41,7 +41,7 @@ class ServerSocket {
 
 	EventLoop &loop;
 
-	std::forward_list<OneServerSocket> sockets;
+	std::list<OneServerSocket> sockets;
 
 	unsigned next_serial;