#!/bin/bash
#set -ex

[ ! $1 ] && { echo " Usage: $(basename $0) [-nosec] <files> " ; exit  1;}

#Assume programs are in the same dir as this routine
secprog=${0%m2transport}section_intersect
transprog=${0%m2transport}section_transport

[ ! -x $transprog  ]  && echo "Cant run/find program $transprog ..."    && exit
[ ! -x $secprog    ]  && echo "Cant run/find program $secprog ..." && exit

# Prepare sections
#Clean up first ...
[ ! -r sections.in ] && echo "Cant find file sections.in" && exit

echo $1
if [ "$1" == "-nosec" ] ; then
   shift
else
   for i in section[0-9][0-9][0-9].dat transport[0-9][0-9][0-9].dat \
      transport_net[0-9][0-9][0-9].dat transport_net_ice[0-9][0-9][0-9].dat transport_vs_depth_[0-9][0-9][0-9].dat ; do
      [ -r $i ] && rm $i
   done
   $secprog
   secres=$?
   [ $secres -ne 0 ] && { echo "Section program failed " ; exit $secres ;  }
fi
[ ! $1 ] && echo " Usage: $0 [-nosec] <files> " && exit


      
first=1
append=""
while [ $1 ] ;
do
   [ $first -eq 1 ] && echo "ZONE=1" > .zoneinfo
   [ $first -ne 1 ] && echo "ZONE>1" > .zoneinfo
   first=0
   echo Input file name $1

   [ ! -f $1 ] && echo " No file named $1, skipping.. " 
   [ -f $1 ]   && $transprog $1 $append

   transres=$?
   [ $transres -ne 0 ] && { echo "Transport program failed " ; exit $transres ;  }
   append="-append"
   echo
   shift
done
echo "Finito"
#echo "New files generated:"
#for i in section[0-9][0-9][0-9].dat transport[0-9][0-9][0-9].dat \
#   transport_net[0-9][0-9][0-9].dat transport_net_ice[0-9][0-9][0-9].dat transport_vs_depth_[0-9][0-9][0-9].dat ; do
#   echo "  $i"
#done