[PATCH libxcb] Fallback to TCP if no protocol is specified and the UNIX connection fails

[Julien Cristau]

Signed-off-by: Julien Cristau <jcristau at debian.org>
---
 src/xcb_util.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/src/xcb_util.c b/src/xcb_util.c
index fde4f85..6d9efe0 100644
--- a/src/xcb_util.c
+++ b/src/xcb_util.c
@@ -234,6 +234,11 @@ static int _xcb_open(const char *host, char *protocol, const int display)
     fd = _xcb_open_unix(protocol, file);
     free(file);
 
+    if (fd < 0 && !protocol && *host == '\0') {
+	    unsigned short port = X_TCP_PORT + display;
+	    fd = _xcb_open_tcp(host, protocol, port);
+    }
+
     return fd;
 #endif /* !_WIN32 */
     return -1; /* if control reaches here then something has gone wrong */
-- 
1.7.9