[X2Go-Commits] [live-build-x2go] 54/60: added debug output

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x2go pushed a commit to branch feature/mate-minidesktop-buster
in repository live-build-x2go.

commit fc776687cd0ea050b135bb2bcfaa06321236b7fd
Author: Stefan Baur (BAUR-ITCS) <kontakt at baur-itcs.de>
Date:   Sun Jun 28 20:23:07 2020 +0200

    added debug output
---
 .../lib/live/config/0000-earlyblankdpmsfix              | 17 +++++++++++++++--
 1 file changed, 15 insertions(+), 2 deletions(-)

diff --git a/config/includes.chroot/lib/live/config/0000-earlyblankdpmsfix b/config/includes.chroot/lib/live/config/0000-earlyblankdpmsfix
index 9ed721f..201098a 100755
--- a/config/includes.chroot/lib/live/config/0000-earlyblankdpmsfix
+++ b/config/includes.chroot/lib/live/config/0000-earlyblankdpmsfix
@@ -27,11 +27,24 @@ if grep -q '\W*earlyblankdpmsfix[=\W]*' /proc/cmdline; then
 			SLEEPCOMMAND="/bin/sleep $SLEEPTIME"
 		fi
 
+		echo "EarlyBlankDPMSFix: attempting to force-enable displays."
 		for FBDEVICE in /sys/class/graphics/fb[0-9]*; do
-			echo 1 > $FBDEVICE/blank
+			echo "Attempting to blank '$FBDEVICE'."
+			while ! [ -d $FBDEVICE ] ; do
+				echo "Device '$FBDEVICE' does not (yet) exist!"
+			       	: # NOP
+			done
+			echo 1 > $FBDEVICE/blank && echo "Blanked '$FBDEVICE'."
+			echo "Sleeping using command '$SLEEPCOMMAND'."
 			$SLEEPCOMMAND
-			echo 0 > $FBDEVICE/blank
+			echo "Attempting to unblank '$FBDEVICE'."
+			while ! [ -d $FBDEVICE ] ; do
+				echo "Device '$FBDEVICE' does not (yet) exist!"
+			       	: # NOP
+			done
+			echo 0 > $FBDEVICE/blank && echo "Unblanked '$FBDEVICE'."
 		done
+		echo "EarlyBlankDPMSFix: Done."
 	) &
 fi
 }

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