#!/bin/bash

#- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
# (C) 2003 by Hannu E K Nevalainen, Mariefred, Sweden
# Written 2003-09-30.
# Free to use under any circumstances.
# Requires the "cygwin" Unix-on-windows emulation.
#
# This will launch a "SYSTEM" owned bash-prompt in a console window
# at next even minute boundary, according to the windows "clock".
# -NO- options available.
#- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

if [ -z "`which at`" ] ;then
  echo -e "\nCan't locate the wind-dos \"at.exe\" command."
  echo "At this writing it is unknown whether it exists in Win9x."
  echo -e "\n\e[41m SCRIPT TESTING HAS BEEN DONE UNDER Win2K, SP4+ ONLY \e[m\a\n"
  exit 1
fi


# Build the WINDOWS command line to execute
#------------------------------------------
# NOTE: Windows paths DOESN'T need backslash escape conversion!
c="`which bash`"
c="`cygpath -aw $c` --login -i"
c="cmd /c \"$c\""

# Launch it at NEXT while minute...
#----------------------------------
# find out current HH:MM -> h m 
h=`date +%H`
m=`date +%M`

# Increase m one step (possibly flipping the hour)
if [ $m -gt 58 ] ;then
	m='0'
	h=$(( ( $h + 1 ) % 24 ))
else
 m=$(( $m + 1 ))
fi

# Right adjust and zero fill
h="00$h"
h=${h: -2}
m="00$m"
m=${m: -2}

# Initiate launch, assuming "at" is in the PATH
#----------------------------------------------
at $h:$m /interactive $c

# Display result
#---------------
at
echo "at id-number /delete     # <- this will remove a badly set job"