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#!/bin/sh
if [ $# != 0 ]; then
echo "termux-chroot: Setup a chroot to mimic a normal Linux file system"
echo ""
echo "Execute without arguments to run a chroot with traditional file system"
echo "hierarchy (having e.g. the folders /bin, /etc and /usr) within Termux."
exit
fi
# For the /system/bin/linker(64) to be found:
ARGS="-b /system:/system"
# On some devices /vendor is required for termux packages to work correctly
# See https://github.com/termux/proot/issues/2#issuecomment-303995382
ARGS="$ARGS -b /vendor:/vendor"
# Bind /data to include system folders such as /data/misc. Also $PREFIX
# and $HOME so that Termux programs with hard-coded paths continue to work:
ARGS="$ARGS -b /data:/data"
# Used by getprop (see https://github.com/termux/termux-packages/issues/1076):
ARGS="$ARGS -b /property_contexts:/property_contexts"
# Expose external and internal storage:
if [ -d /storage ]; then
ARGS="$ARGS -b /storage:/storage"
fi
# Mimic traditional Linux file system hierarchy - /usr:
ARGS="$ARGS -b $PREFIX:/usr"
# Mimic traditional Linux file system hierarchy - other Termux dirs:
for f in bin etc lib share tmp var; do
ARGS="$ARGS -b $PREFIX/$f:/$f"
done
# Mimic traditional Linux file system hierarchy- system dirs:
for f in dev proc; do
ARGS="$ARGS -b /$f:/$f"
done
# Set /home as current directory:
ARGS="$ARGS --cwd=/home"
# Root of the file system:
ARGS="$ARGS -r $PREFIX/.."
# Program to execute:
PROGRAM=/bin/bash
if [ -x $HOME/.termux/shell ]; then
PROGRAM=`readlink -f $HOME/.termux/shell`
fi
ARGS="$ARGS $PROGRAM -l"
export HOME=/home
$PREFIX/bin/proot $ARGS