From 88a3977954f537b391c714be2a52da6b19711154 Mon Sep 17 00:00:00 2001
From: kwolekr <kwolekr@minetest.net>
Date: Sun, 8 Nov 2015 18:14:36 -0500
Subject: Add errno to socket creation failed exception

---
 src/socket.cpp | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

(limited to 'src/socket.cpp')

diff --git a/src/socket.cpp b/src/socket.cpp
index 47fffcc4d..17fa1924d 100644
--- a/src/socket.cpp
+++ b/src/socket.cpp
@@ -44,8 +44,9 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 	#include <windows.h>
 	#include <winsock2.h>
 	#include <ws2tcpip.h>
-typedef SOCKET socket_t;
-typedef int socklen_t;
+	#define LAST_SOCKET_ERR() WSAGetLastError()
+	typedef SOCKET socket_t;
+	typedef int socklen_t;
 #else
 	#include <sys/types.h>
 	#include <sys/socket.h>
@@ -54,7 +55,8 @@ typedef int socklen_t;
 	#include <netdb.h>
 	#include <unistd.h>
 	#include <arpa/inet.h>
-typedef int socket_t;
+	#define LAST_SOCKET_ERR() (errno)
+	typedef int socket_t;
 #endif
 
 // Set to true to enable verbose debug output
@@ -339,7 +341,8 @@ bool UDPSocket::init(bool ipv6, bool noExceptions)
 		if (noExceptions) {
 			return false;
 		} else {
-			throw SocketException("Failed to create socket");
+			throw SocketException(std::string("Failed to create socket: error ")
+				+ itos(LAST_SOCKET_ERR()));
 		}
 	}
 
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