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installer: allow chsh to work in termux

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This commit is contained in:
Marc Cornellà 2019-09-08 20:45:06 +02:00
parent f9e133b88a
commit fd4571d1b0
1 changed files with 25 additions and 17 deletions
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42
tools/install.sh
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@ -165,29 +165,37 @@ setup_shell() {
*) echo "Invalid choice. Shell change skipped."; return ;;
esac
# Test for the right location of the "shells" file
if [ -f /etc/shells ]; then
shells_file=/etc/shells
elif [ -f /usr/share/defaults/etc/shells ]; then # Solus OS
shells_file=/usr/share/defaults/etc/shells
else
error "could not find /etc/shells file. Change your default shell manually."
return
fi
# Check if we're running on Termux
case "$PREFIX" in
*com.termux*) termux=true; zsh=zsh ;;
*) termux=false ;;
esac
# Get the path to the right zsh binary
# 1. Use the most preceding one based on $PATH, then check that it's in the shells file
# 2. If that fails, get a zsh path from the shells file, then check it actually exists
if ! zsh=$(which zsh) || ! grep -qx "$zsh" "$shells_file"; then
if ! zsh=$(grep '^/.*/zsh$' "$shells_file" | tail -1) || [ ! -f "$zsh" ]; then
error "no zsh binary found or not present in '$shells_file'"
error "change your default shell manually."
if [ "$termux" != true ]; then
# Test for the right location of the "shells" file
if [ -f /etc/shells ]; then
shells_file=/etc/shells
elif [ -f /usr/share/defaults/etc/shells ]; then # Solus OS
shells_file=/usr/share/defaults/etc/shells
else
error "could not find /etc/shells file. Change your default shell manually."
return
fi
# Get the path to the right zsh binary
# 1. Use the most preceding one based on $PATH, then check that it's in the shells file
# 2. If that fails, get a zsh path from the shells file, then check it actually exists
if ! zsh=$(which zsh) || ! grep -qx "$zsh" "$shells_file"; then
if ! zsh=$(grep '^/.*/zsh$' "$shells_file" | tail -1) || [ ! -f "$zsh" ]; then
error "no zsh binary found or not present in '$shells_file'"
error "change your default shell manually."
return
fi
fi
fi
# We're going to change the default shell, so back up the current one
if [ -n $SHELL ]; then
if [ -n "$SHELL" ]; then
echo $SHELL > ~/.shell.pre-oh-my-zsh
else
grep "^$USER:" /etc/passwd | awk -F: '{print $7}' > ~/.shell.pre-oh-my-zsh