From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Fri, 6 Aug 2021 17:56:50 +0000 (+0100)
Subject: uml: work around uml console bug
X-Git-Tag: hippotat/1.0.0~314
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ian/git?a=commitdiff_plain;h=1dbc0ad25384f9e594084e276cd70d47b93c514a;p=hippotat.git

uml: work around uml console bug

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---

diff --git a/psusan-uml b/psusan-uml
index 3a22f77..a92e087 100755
--- a/psusan-uml
+++ b/psusan-uml
@@ -1,5 +1,19 @@
 #!/bin/bash
 
+rm -f q
+mkfifo -m600 q
+
+(
+ # https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=991958
+ : <q
+ cat
+) | \
 bwrap --dev-bind / / --tmpfs /dev/shm \
 linux mem=512M rootfstype=hostfs rootflags=/ rw \
- con=fd:2,fd:2 con1=fd:0,fd:1 init=$PWD/psusan-uml-inside
+ con=fd:2,fd:2 con1=fd:0,fd:1 init=$PWD/psusan-uml-inside | \
+(
+ read banner
+ : >q
+ printf '%s\n' "$banner"
+ cat
+)