From ed1e85fb12b2a4cdc377e1777c6c26f187af0801 Mon Sep 17 00:00:00 2001
From: Martin Wimpress <martin@wimpress.org>
Date: Sat, 11 May 2024 12:09:51 +0100
Subject: [PATCH] fix: only run glxinfo if it is installed

---
 quickemu | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

diff --git a/quickemu b/quickemu
index 324b1cb..4dd48df 100755
--- a/quickemu
+++ b/quickemu
@@ -1881,11 +1881,15 @@ if [ -n "${VM}" ] && [ -e "${VM}" ]; then
 
     # Set the default 3D acceleration.
     if [ -z "${gl}" ]; then
-        GLSL_VER=$(glxinfo | grep "OpenGL ES GLSL" | awk '{print $NF}')
-        case ${GLSL_VER} in
-            1*|2*) gl="off";;
-            *) gl="on";;
-        esac
+        if command -v glxinfo &>/dev/null; then
+            GLSL_VER=$(glxinfo | grep "OpenGL ES GLSL" | awk '{print $NF}')
+            case ${GLSL_VER} in
+                1*|2*) gl="off";;
+                *) gl="on";;
+            esac
+        else
+            gl="on"
+        fi
     fi
 
     if [ -z "${PUBLIC}" ]; then