mdw@git.distorted.org.uk Git - termux-packages/blob - packages/proot/termux-chroot

   1 #!/bin/sh
   2
   3 if [ $# != 0 ]; then
   4         echo "termux-chroot: Setup a chroot to mimic a normal Linux file system"
   5         echo ""
   6         echo "Execute without arguments to run a chroot with traditional file system"
   7         echo "hierarchy (having e.g. the folders /bin, /etc and /usr) within Termux."
   8         exit
   9 fi
  10
  11 # For the /system/bin/linker(64) to be found:
  12 ARGS="-b /system:/system"
  13
  14 # On some devices /vendor is required for termux packages to work correctly
  15 # See https://github.com/termux/proot/issues/2#issuecomment-303995382
  16 ARGS="$ARGS -b /vendor:/vendor"
  17
  18 # Bind /data to include system folders such as /data/misc. Also $PREFIX
  19 # and $HOME so that Termux programs with hard-coded paths continue to work:
  20 ARGS="$ARGS -b /data:/data"
  21
  22 # Used by getprop (see https://github.com/termux/termux-packages/issues/1076):
  23 ARGS="$ARGS -b /property_contexts:/property_contexts"
  24
  25 # Expose external and internal storage:
  26 if [ -d /storage ]; then
  27         ARGS="$ARGS -b /storage:/storage"
  28 fi
  29
  30 # Mimic traditional Linux file system hierarchy - /usr:
  31 ARGS="$ARGS -b $PREFIX:/usr"
  32
  33 # Mimic traditional Linux file system hierarchy - other Termux dirs:
  34 for f in bin etc lib share tmp var; do
  35         ARGS="$ARGS -b $PREFIX/$f:/$f"
  36 done
  37
  38 # Mimic traditional Linux file system hierarchy- system dirs:
  39 for f in dev proc; do
  40         ARGS="$ARGS -b /$f:/$f"
  41 done
  42
  43 # Set /home as current directory:
  44 ARGS="$ARGS --cwd=/home"
  45
  46 # Root of the file system:
  47 ARGS="$ARGS -r $PREFIX/.."
  48
  49 # Program to execute:
  50 PROGRAM=/bin/bash
  51 if [ -x $HOME/.termux/shell ]; then
  52         PROGRAM=`readlink -f $HOME/.termux/shell`
  53 fi
  54 ARGS="$ARGS $PROGRAM -l"
  55
  56 export HOME=/home
  57 $PREFIX/bin/proot $ARGS