From 5de55ee04a44b2fa169fabb7b303e0401a1aca6b Mon Sep 17 00:00:00 2001
From: Kroese <kroese@users.noreply.github.com>
Date: Fri, 21 Apr 2023 12:46:06 +0200
Subject: [PATCH] Sync

---
 run/run.sh | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/run/run.sh b/run/run.sh
index 6b950ce..f0231c4 100755
--- a/run/run.sh
+++ b/run/run.sh
@@ -3,12 +3,12 @@ set -eu
 
 # Docker environment variabeles
 
-: ${BOOT:=''}.                     # URL of the ISO file
+: ${BOOT:=''}.                  # URL of the ISO file
 : ${DEBUG:=''}.               # Enable debug mode
 : ${ALLOCATE:='Y'}       # Preallocate diskspace
-: ${CPU_CORES:='1'}     # vCPU count
-: ${DISK_SIZE:='16G'}    # Initial disk size
-: ${RAM_SIZE:='512M'} # Amount of RAM
+: ${CPU_CORES:='1'}     # Amount of CPU cores
+: ${DISK_SIZE:='16G'}    # Initial data disk size
+: ${RAM_SIZE:='512M'} # Maximum RAM amount
 
 echo "Starting QEMU for Docker v${VERSION}..."
 
@@ -32,7 +32,7 @@ fi
 KVM_OPTS=""
 
 if [ -e /dev/kvm ] && sh -c 'echo -n > /dev/kvm' &> /dev/null; then
-  if [[ $(grep -e vmx -e svm /proc/cpuinfo) ]]; then
+  if grep -q -e vmx -e svm /proc/cpuinfo; then
     KVM_OPTS=",accel=kvm -enable-kvm -cpu host"
   fi
 fi
@@ -52,7 +52,7 @@ ARGS="${DEF_OPTS} ${CPU_OPTS} ${RAM_OPTS} ${KVM_OPTS} ${MON_OPTS} ${SERIAL_OPTS}
 
 set -m
 (
-  qemu-system-x86_64 ${ARGS} & echo $! > ${_QEMU_PID}
+  qemu-system-x86_64 ${ARGS:+ $ARGS} & echo $! > "${_QEMU_PID}"
 )
 set +m