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 # Bind $PREFIX so Termux programs expecting
  15 # to find e.g. configurations files there work.
  16 ARGS="$ARGS -b $PREFIX/..:$PREFIX/.."
  17
  18 # Mimic traditional Linux file system hierarchy - /usr:
  19 ARGS="$ARGS -b $PREFIX:/usr"
  20
  21 # Mimic traditional Linux file system hierarchy - other Termux dirs:
  22 for f in bin etc lib share tmp var; do
  23         ARGS="$ARGS -b $PREFIX/$f:/$f"
  24 done
  25
  26 # Mimic traditional Linux file system hierarchy- system dirs:
  27 for f in dev proc; do
  28         ARGS="$ARGS -b /$f:/$f"
  29 done
  30
  31 # Set /home as current directory:
  32 ARGS="$ARGS --cwd=/home"
  33
  34 # Root of the file system:
  35 ARGS="$ARGS -r $PREFIX/.."
  36
  37 # Program to execute:
  38 PROGRAM=/bin/bash
  39 if [ -x $HOME/.termux/shell ]; then
  40         PROGRAM=`readlink -f $HOME/.termux/shell`
  41 fi
  42 ARGS="$ARGS $PROGRAM -l"
  43
  44 export HOME=/home
  45 $PREFIX/bin/proot $ARGS