system/resolver: convert to C++

Makefile.am

@@ -285,7 +285,7 @@ libsystem_a_SOURCES = \
 	src/system/fd_util.c src/system/fd_util.h \
 	src/system/SocketUtil.cxx src/system/SocketUtil.hxx \
 	src/system/SocketError.hxx \
-	src/system/resolver.c src/system/resolver.h \
+	src/system/Resolver.cxx src/system/Resolver.hxx \
 	src/system/EventPipe.cxx src/system/EventPipe.hxx \
 	src/system/EventFD.cxx src/system/EventFD.hxx \
 	src/system/SignalFD.cxx src/system/SignalFD.hxx \
@@ -1072,7 +1072,7 @@ test_read_conf_SOURCES = test/read_conf.cxx
 test_run_resolver_LDADD = \
 	libsystem.a \
 	$(GLIB_LIBS)
-test_run_resolver_SOURCES = test/run_resolver.c
+test_run_resolver_SOURCES = test/run_resolver.cxx
 
 test_DumpDatabase_LDADD = \
 	$(DB_LIBS) \

src/ClientNew.cxx

@@ -23,9 +23,7 @@
 #include "Partition.hxx"
 #include "Instance.hxx"
 #include "system/fd_util.h"
-extern "C" {
-#include "system/resolver.h"
-}
+#include "system/Resolver.hxx"
 #include "Permission.hxx"
 
 #include <assert.h>

src/event/ServerSocket.cxx

@@ -27,7 +27,7 @@
 #include "system/SocketUtil.hxx"
 #include "system/SocketError.hxx"
 #include "event/SocketMonitor.hxx"
-#include "system/resolver.h"
+#include "system/Resolver.hxx"
 #include "system/fd_util.h"
 
 #include <sys/types.h>

src/output/HttpdOutputPlugin.cxx

@@ -24,7 +24,7 @@
 #include "OutputAPI.hxx"
 #include "EncoderPlugin.hxx"
 #include "EncoderList.hxx"
-#include "system/resolver.h"
+#include "system/Resolver.hxx"
 #include "Page.hxx"
 #include "IcyMetaDataServer.hxx"
 #include "system/fd_util.h"

src/system/resolver.c → src/system/Resolver.cxx

 /*
- * Copyright (C) 2003-2011 The Music Player Daemon Project
+ * Copyright (C) 2003-2013 The Music Player Daemon Project
  * http://www.musicpd.org
  *
  * This program is free software; you can redistribute it and/or modify
@@ -18,7 +18,7 @@
  */
 
 #include "config.h"
-#include "resolver.h"
+#include "Resolver.hxx"
 
 #ifndef G_OS_WIN32
 #include <sys/socket.h>
@@ -120,11 +120,11 @@ resolve_host_port(const char *host_port, unsigned default_port,
 	if ((flags & AI_PASSIVE) != 0 && strcmp(host, "*") == 0)
 		host = NULL;
 
-	const struct addrinfo hints = {
-		.ai_flags = flags,
-		.ai_family = AF_UNSPEC,
-		.ai_socktype = socktype,
-	};
+	addrinfo hints;
+	memset(&hints, 0, sizeof(hints));
+	hints.ai_flags = flags;
+	hints.ai_family = AF_UNSPEC;
+	hints.ai_socktype = socktype;
 
 	struct addrinfo *ai;
 	int ret = getaddrinfo(host, port, &hints, &ai);

src/system/resolver.h → src/system/Resolver.hxx

 /*
- * Copyright (C) 2003-2011 The Music Player Daemon Project
+ * Copyright (C) 2003-2013 The Music Player Daemon Project
  * http://www.musicpd.org
  *
  * This program is free software; you can redistribute it and/or modify
@@ -17,8 +17,8 @@
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
-#ifndef MPD_RESOLVER_H
-#define MPD_RESOLVER_H
+#ifndef MPD_RESOLVER_HXX
+#define MPD_RESOLVER_HXX
 
 #include "gcc.h"
 
@@ -34,10 +34,6 @@ resolver_quark(void)
 	return g_quark_from_static_string("resolver");
 }
 
-#ifdef __cplusplus
-extern "C" {
-#endif
-
 /**
  * Converts the specified socket address into a string in the form
  * "IP:PORT".  The return value must be freed with g_free() when you
@@ -67,8 +63,4 @@ resolve_host_port(const char *host_port, unsigned default_port,
 		  int flags, int socktype,
 		  GError **error_r);
 
-#ifdef __cplusplus
-}
-#endif
-
 #endif

test/run_resolver.c → test/run_resolver.cxx

 /*
- * Copyright (C) 2003-2011 The Music Player Daemon Project
+ * Copyright (C) 2003-2013 The Music Player Daemon Project
  * http://www.musicpd.org
  *
  * This program is free software; you can redistribute it and/or modify
@@ -18,7 +18,7 @@
  */
 
 #include "config.h"
-#include "system/resolver.h"
+#include "system/Resolver.hxx"
 
 #ifdef WIN32
 #include <ws2tcpip.h>