| 1 | #!/bin/sh |
| 2 | |
| 3 | set -e -u |
| 4 | |
| 5 | show_usage () { |
| 6 | echo "usage: chsh [-s shell]" |
| 7 | echo "Change the login shell." |
| 8 | } |
| 9 | |
| 10 | set_shell () { |
| 11 | if [ "$1" = login ]; then |
| 12 | echo "login is not a valid shell" |
| 13 | exit 1 |
| 14 | fi |
| 15 | mkdir -p $HOME/.termux |
| 16 | NEW_SHELL=$PREFIX/bin/$1 |
| 17 | if test -x $NEW_SHELL -a ! -d $NEW_SHELL; then |
| 18 | ln -f -s $NEW_SHELL $HOME/.termux/shell |
| 19 | else |
| 20 | echo "$NEW_SHELL is not an executable file!" |
| 21 | fi |
| 22 | } |
| 23 | |
| 24 | O=`getopt -l help -- hs: "$@"` |
| 25 | eval set -- "$O" |
| 26 | while true; do |
| 27 | case "$1" in |
| 28 | -h|--help) show_usage; exit 0;; |
| 29 | -s) set_shell $2; exit 0;; |
| 30 | --) shift; break;; |
| 31 | *) echo Error; show_usage; exit 1;; |
| 32 | esac |
| 33 | done |
| 34 | |
| 35 | DEFAULT_SHELL=bash |
| 36 | if [ ! -x $PREFIX/bin/$DEFAULT_SHELL ]; then DEFAULT_SHELL=ash; fi |
| 37 | |
| 38 | echo Changing the login shell |
| 39 | echo Enter the new value, or press ENTER for the default |
| 40 | printf " Login Shell [$DEFAULT_SHELL]: " |
| 41 | read shell |
| 42 | |
| 43 | if [ -z "$shell" ]; then shell=$DEFAULT_SHELL; fi |
| 44 | set_shell $shell |