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xi: Avoid password prompts as long as possible #243

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28 changes: 22 additions & 6 deletions xi
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Original file line number Diff line number Diff line change
Expand Up @@ -27,15 +27,31 @@ if BRANCH=$(git symbolic-ref -q --short HEAD 2>/dev/null) && [ -n "$BRANCH" ]; t
fi

which_sudo() {
# Tries to avoid prompting for password unless absolutely necessary
if [ "$(id -u)" = "0" ]; then
return
elif command -v sudo >/dev/null && sudo -l | grep -q -e ' ALL$' -e xbps-install; then
echo sudo
elif command -v doas >/dev/null && [ -f /etc/doas.conf ]; then
echo doas
else
echo su
fi
xi_sudo=0 xi_doas=0
if command -v sudo >/dev/null; then
xi_sudo=1
fi
if command -v doas >/dev/null && [ -f /etc/doas.conf ] && [ "$(doas -C /etc/doas.conf xbps-install)" != deny ]; then
xi_doas=1
fi
case "$xi_sudo$xi_doas" in
(00) echo su ;;
(01) echo doas ;;
(10) echo sudo ;;
(11)
if [ "$(doas -C /etc/doas.conf xbps-install)" = "permit nopass" ]; then
echo doas
elif sudo -l xbps-install >/dev/null; then
echo sudo
else
echo su
fi
esac
unset -v xi_sudo xi_doas
}

do_install() {
Expand Down