#! /bin/sh

cd /installation/directory || exit 1

./movelog > /dev/null 2>&1

eval `date -u +"now=%s y=%Y m=%m d=%d h=%H"`

case "$#" in
	0)	filter=cat
		;;
	*)	filter=
		pref="egrep '^("
		for arg
		  do
			filter="$filter$pref$arg"
			pref="|"
		  done
		filter="$filter) '"
		;;
esac

tf=/tmp/genday.$now.$$
touch $tf.run
trap 'ec=$?; rm -f $tf.*; exit $ec' 0 1 2 15

case $d in
	01)
		case $m in
			01)	pm=12
				py=$(($y-1))
				;;
			*)	pm=`printf %02d $((${m#0}-1))`
				py=$y
				;;
		esac
		if [ -d $y/$m ]; then
			find $py/$pm $y/$m -type f -print
		else
			find $py/$pm -type f -print
		fi
		;;
	*)	find $y/$m -type f -print
		;;
esac |
  sort |
  tail -1 |
  (xargs cat; cat $y-$m-$d) |
  egrep -v ^Time |
  fgrep -v 'No interface name found' |
  sort > $tf.raw
eval `tail -1 $tf.raw | awk '{ printf("dn=%s tn=%s\n",$2,$3); }'`
< $tf.raw awk '($2=='$dn')||(($2=='$(($dn-1))')&&($3>'$tn'))' > $tf.clip && mv $tf.clip $tf.raw
daybase=`head -1 $tf.raw | awk '{print $2;}'`
timeline1=3600
timeline2=21600
xlabels() {
	count from $(($mint-7200)) to $(($maxt+7200)) multiples-of 10800 |
	  while read n; do
		echo text $n 0 ax-centre ay-centre string `./daytime-num -t $(($n%86400)) | sed -e 's/:00$//'`
	  done
}
. ./gencommon