git-gui/git-gui--askpass

   1 #!/bin/sh
   2 # Tcl ignores the next line -*- tcl -*- \
   3 exec wish "$0" -- "$@"
   4
   5 # This is a trivial implementation of an SSH_ASKPASS handler.
   6 # Git-gui uses this script if none are already configured.
   7
   8 set answer {}
   9 set yesno  0
  10 set rc     255
  11
  12 if {$argc < 1} {
  13         set prompt "Enter your OpenSSH passphrase:"
  14 } else {
  15         set prompt [join $argv " "]
  16         if {[regexp -nocase {\(yes\/no\)\?\s*$} $prompt]} {
  17                 set yesno 1
  18         }
  19 }
  20
  21 message .m -text $prompt -justify center -aspect 4000
  22 pack .m -side top -fill x -padx 20 -pady 20 -expand 1
  23
  24 entry .e -textvariable answer -width 50
  25 pack .e -side top -fill x -padx 10 -pady 10
  26
  27 if {!$yesno} {
  28         .e configure -show "*"
  29 }
  30
  31 frame .b
  32 button .b.ok     -text OK     -command finish
  33 button .b.cancel -text Cancel -command {destroy .}
  34
  35 pack .b.ok -side left -expand 1
  36 pack .b.cancel -side right -expand 1
  37 pack .b -side bottom -fill x -padx 10 -pady 10
  38
  39 bind . <Visibility> {focus -force .e}
  40 bind . <Key-Return> finish
  41 bind . <Key-Escape> {destroy .}
  42 bind . <Destroy>    {exit $rc}
  43
  44 proc finish {} {
  45         if {$::yesno} {
  46                 if {$::answer ne "yes" && $::answer ne "no"} {
  47                         tk_messageBox -icon error -title "Error" -type ok \
  48                                 -message "Only 'yes' or 'no' input allowed."
  49                         return
  50                 }
  51         }
  52
  53         set ::rc 0
  54         puts $::answer
  55         destroy .
  56 }
  57
  58 wm title . "OpenSSH"
  59 tk::PlaceWindow .