From 073479b77d054491fe35405636cef7ff90e235ca Mon Sep 17 00:00:00 2001
From: David Barbion <davidb@230ruedubac.fr>
Date: Mon, 25 May 2020 00:29:50 +0200
Subject: [PATCH] fix(tvservice): tvservice can list PC video modes with -l
 argument

---
 CHANGELOG.md                                   |  1 +
 board/recalbox/x86/fsoverlay/usr/bin/tvservice | 14 ++++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index bd46bb7518..4938421fe0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -101,6 +101,7 @@ All notable changes to this project will be documented in this file.
 - Add libretro-pcsx_rearmed on pc
 - Add Netflix Kodi video plugin
 - Bump kodi.plugin.video.youtube to 6.8.2
+- Utility `tvservice -l` can list PC video modes
 
 ## [6.1.1]
 - Add zfast shaders
diff --git a/board/recalbox/x86/fsoverlay/usr/bin/tvservice b/board/recalbox/x86/fsoverlay/usr/bin/tvservice
index e315bbd9ff..bdb4d70913 100755
--- a/board/recalbox/x86/fsoverlay/usr/bin/tvservice
+++ b/board/recalbox/x86/fsoverlay/usr/bin/tvservice
@@ -1,5 +1,19 @@
 #!/bin/bash
 
+# display available modes
+if [ "$1" = "-l" ]; then
+  if ! command -v xrandr >/dev/null; then
+    echo "xrandr missing" >&2
+    exit 1
+  fi
+  if ! pgrep X >/dev/null; then
+    echo "X not started" >&2
+    exit 1
+  fi
+  XAUTHORITY=$(pgrep -a X | sed 's/^.*-auth \([^\s]\)/\1/') DISPLAY=:0 xrandr
+  exit $?
+fi
+
 FILEMODES="/sys/class/graphics/fb0/modes"
 
 echo "["
-- 
GitLab