common/chroot-style/uunshare.sh

   1 #!/bin/sh
   2 #
   3 # This chroot script uses xbps-uunshare(1) with user_namespaces(7).
   4 #
   5 readonly MASTERDIR="$1"
   6 readonly DISTDIR="$2"
   7 readonly HOSTDIR="$3"
   8 readonly EXTRA_ARGS="$4"
   9 readonly CMD="$5"
  10 shift 5
  11
  12 if ! command -v xbps-uunshare >/dev/null 2>&1; then
  13         exit 1
  14 fi
  15
  16 if [ -z "$MASTERDIR" -o -z "$DISTDIR" ]; then
  17         echo "$0 MASTERDIR/DISTDIR not set"
  18         exit 1
  19 fi
  20
  21 exec xbps-uunshare $EXTRA_ARGS -b $DISTDIR:/void-packages ${HOSTDIR:+-b $HOSTDIR:/host} -- $MASTERDIR $CMD $@