#!/usr/bin/expect --

# askpass implementation for doas
# example usage: DOAS_ASKPASS="dmenu -P -p password:" doas_askpass echo working

# don't mind the man behind the curtain
log_user 0

# no command, then nothing to do
if { $argc == 0 } { exit 0 }

# treat all arguments as command input
set cmd [lrange $argv 0 end];

# read askpass from env or fallback to dmanu_pass ()
if {[info exists ::env(DOAS_ASKPASS)]} {
	set askpass "$::env(DOAS_ASKPASS)"
} else {
	set askpass "dmenu -P -p password"
}

# read password from user
set pwd [exec {*}$askpass]

# spawn doas operation
spawn doas {*}$cmd

# send password and execute command
expect "doas*password:" {
	send -- "$pwd\r"
	expect \r
	log_user 1
	expect eof
}
