From da5f27f9ce2a568168154f3d30062041a9154bf7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=91=D1=80=D0=B0=D0=BD=D0=B8=D0=BC=D0=B8=D1=80=20=D0=9A?=
 =?UTF-8?q?=D0=B0=D1=80=D0=B0=D1=9F=D0=B8=D1=9B?=
 <branimirkaradzic@gmail.com>
Date: Sat, 25 May 2024 09:10:05 -0700
Subject: [PATCH] X11: Workaround DISPLAY not being set.

---
 examples/common/entry/entry_x11.cpp | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/examples/common/entry/entry_x11.cpp b/examples/common/entry/entry_x11.cpp
index c047e26ec..1363854a2 100644
--- a/examples/common/entry/entry_x11.cpp
+++ b/examples/common/entry/entry_x11.cpp
@@ -336,8 +336,13 @@ namespace entry
 			m_display = XOpenDisplay(NULL);
 			if (NULL == m_display)
 			{
-				bx::printf("XOpenDisplay failed: DISPLAY environment variable must be set.\n\n");
-				return bx::kExitFailure;
+				// Use `DISPLAY` enviroment variable to pick display. If `DISPLAY` is not set try ":0"
+				m_display = XOpenDisplay(":0");
+				if (NULL == m_display)
+				{
+					bx::printf("XOpenDisplay failed: DISPLAY environment variable must be set.\n\n");
+					return bx::kExitFailure;
+				}
 			}
 
 			int32_t screen = DefaultScreen(m_display);