code.delx.au - gnu-emacs-elpa/blob - packages/notes-mode/setcrontab

   1 #!/bin/sh
   2
   3 #
   4 # setcrontab
   5 # Copyright (C) 1996,2012  Free Software Foundation, Inc.
   6 # $Id: setcrontab,v 1.2 2002/01/03 04:35:18 johnh Exp $
   7 #
   8
   9 usage () {
  10         cat <<END
  11 usage: $0 newcrontabfile
  12
  13 Sets the users crontab to whatever's given in stdin.
  14 Works around the dumb (only interactive) crontab -e interface.
  15 END
  16         #'
  17 }
  18
  19 TMP=/tmp
  20 FE=$TMP/$$.fakeeditor
  21 NCT=$1
  22
  23 trap 'rm -f $FE $NCT; exit 1' 1 2 15
  24
  25 # stdin to the crontab
  26
  27 cat >$FE <<END
  28 #!/bin/sh
  29 cat $NCT >\$1
  30 exit 0
  31 END
  32
  33 chmod 0700 $FE
  34 EDITOR=$FE
  35 VISUAL=$FE
  36 export EDITOR VISUAL
  37
  38 crontab -e
  39
  40 rm -f $FE $NCT
  41 exit 0
  42