#!/bin/sh # Tcl ignores the next line -*- tcl -*- \ exec wish "$0" -- "$@" # This is a trivial implementation of an SSH_ASKPASS handler. # Git-gui uses this script if none are already configured. package require Tk set answer {} set yesno 0 set rc 255 if {$argc < 1} { set prompt "Enter your OpenSSH passphrase:" } else { set prompt [join $argv " "] if {[regexp -nocase {\(yes\/no\)\?\s*$} $prompt]} { set yesno 1 } } message .m -text $prompt -justify center -aspect 4000 pack .m -side top -fill x -padx 20 -pady 20 -expand 1 entry .e -textvariable answer -width 50 pack .e -side top -fill x -padx 10 -pady 10 proc on_show_input_changed {args} { global show_input if {$show_input} { .e configure -show "" } else { .e configure -show "*" } } trace add variable show_input write "on_show_input_changed" set show_input 0 if {!$yesno} { checkbutton .cb_show -text "Show input" -variable show_input pack .cb_show -side top -anchor nw } frame .b button .b.ok -text OK -command finish button .b.cancel -text Cancel -command cancel pack .b.ok -side left -expand 1 pack .b.cancel -side right -expand 1 pack .b -side bottom -fill x -padx 10 -pady 10 bind . <Visibility> {focus -force .e} bind . <Key-Return> [list .b.ok invoke] bind . <Key-Escape> [list .b.cancel invoke] bind . <Destroy> {set rc $rc} proc cancel {} { set ::rc 255 } proc finish {} { if {$::yesno} { if {$::answer ne "yes" && $::answer ne "no"} { tk_messageBox -icon error -title "Error" -type ok \ -message "Only 'yes' or 'no' input allowed." return } } # On Windows, force the encoding to UTF-8: it is what `git.exe` expects if {$::tcl_platform(platform) eq {windows}} { set ::answer [encoding convertto utf-8 $::answer] } puts $::answer set ::rc 0 } wm title . "OpenSSH" tk::PlaceWindow . vwait rc exit $rc