Fix build of xcb_auth.c with XDMCP on WIN32

[free-sw/xcb/libxcb] / src / xcb_auth.c

diff --git a/src/xcb_auth.c b/src/xcb_auth.c
index 4839b78..a5b730c 100644 (file)
--- a/src/xcb_auth.c
+++ b/src/xcb_auth.c
@@ -25,15 +25,30 @@
 
 /* Authorization systems for the X protocol. */
 
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
 #include <assert.h>
 #include <X11/Xauth.h>
 #include <sys/param.h>
 #include <unistd.h>
 #include <stdlib.h>
 
+#ifdef __INTERIX
+/* _don't_ ask. interix has INADDR_LOOPBACK in here. */
+#include <rpc/types.h>
+#endif
+
 #ifdef _WIN32
+#ifdef HASXDMAUTH
+/* We must include the wrapped windows.h before any system header which includes
+   it unwrapped, to avoid conflicts with types defined in X headers */
+#include <X11/Xwindows.h>
+#endif
 #include "xcb_windefs.h"
 #else
+#include <arpa/inet.h>
 #include <sys/socket.h>
 #include <netinet/in.h>
 #include <sys/un.h>
@@ -261,7 +276,7 @@ static struct sockaddr *get_peer_sock_name(int (*socket_func)(int,
 {
     socklen_t socknamelen = sizeof(struct sockaddr) + INITIAL_SOCKNAME_SLACK;
     socklen_t actual_socknamelen = socknamelen;
-    struct sockaddr *sockname = malloc(socknamelen), *new_sockname = NULL;
+    struct sockaddr *sockname = malloc(socknamelen);
 
     if (sockname == NULL)
         return NULL;
@@ -274,14 +289,17 @@ static struct sockaddr *get_peer_sock_name(int (*socket_func)(int,
 
     if (actual_socknamelen > socknamelen)
     {
+        struct sockaddr *new_sockname = NULL;
         socknamelen = actual_socknamelen;
 
-        if ((new_sockname = realloc(sockname, actual_socknamelen)) == NULL ||
-            socket_func(fd, new_sockname, &actual_socknamelen) == -1 ||
-            actual_socknamelen > socknamelen) 
+        if ((new_sockname = realloc(sockname, actual_socknamelen)) == NULL)
             goto sock_or_realloc_error;
 
         sockname = new_sockname;
+
+        if (socket_func(fd, sockname, &actual_socknamelen) == -1 ||
+            actual_socknamelen > socknamelen)
+            goto sock_or_realloc_error;
     }
 
     return sockname;