[X2Go-Commits] [live-build-x2go] 17/59: errormessage "can't create /sys/class/graphics/fb0/blank: nonexistent directory" during boot hints at the directory being deleted and recreated during our commands (we wouldn't be at the particular position in the code, had the directory never existed at all), so we'll wait until it (re)appears before issuing our command

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x2go pushed a commit to branch feature/openbox-magic-pixel-workaround-buster
in repository live-build-x2go.

commit eab5b9ec6946b08e6ecf2929e283e4915ba17b03
Author: Stefan Baur <kontakt at baur-itcs.de>
Date:   Tue Oct 1 17:39:47 2019 +0200

    errormessage "can't create /sys/class/graphics/fb0/blank: nonexistent directory" during boot hints at the directory being deleted and recreated during our commands
    (we wouldn't be at the particular position in the code, had the directory never existed at all), so we'll wait until it (re)appears before issuing our command
---
 config/includes.chroot/lib/live/config/0000-earlyblankdpmsfix | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/config/includes.chroot/lib/live/config/0000-earlyblankdpmsfix b/config/includes.chroot/lib/live/config/0000-earlyblankdpmsfix
index 9ed721f..3d57939 100755
--- a/config/includes.chroot/lib/live/config/0000-earlyblankdpmsfix
+++ b/config/includes.chroot/lib/live/config/0000-earlyblankdpmsfix
@@ -28,8 +28,14 @@ if grep -q '\W*earlyblankdpmsfix[=\W]*' /proc/cmdline; then
 		fi
 
 		for FBDEVICE in /sys/class/graphics/fb[0-9]*; do
+			while ! [ -d $FBDEVICE ] ; do
+			       	$SLEEPCOMMAND
+			done
 			echo 1 > $FBDEVICE/blank
 			$SLEEPCOMMAND
+			while ! [ -d $FBDEVICE ] ; do
+			       	$SLEEPCOMMAND
+			done
 			echo 0 > $FBDEVICE/blank
 		done
 	) &

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