#!/usr/bin/env bash
#-----------------------------------------------------------------------
# call: tiki_get_parameter parameter_file parameter job_number
# comment lines ("# ...") are not parsed automatically: for them $1 = "#"
#
# if job_number != "%" assume following format of each line:
#
#          name   min_run  max_run   value 
#
# if job_number = "%" assume that the run numbers are not present and 
# each line has format as follows:
#
#          name   value
#-----------------------------------------------------------------------
           input_file=$1

local_PARAMETER=$PARAMETER
local_JOB_NUMBER=$JOB_NUMBER

export      PARAMETER=$2
export     JOB_NUMBER=$3

# echo input_file=$input_file
# echo PARAMETER=$PARAMETER
# echo JOB_NUMBER=$JOB_NUMBER

if [ .$3 == "." ] ; then export JOB_NUMBER="." ; fi

cat $input_file | \
    awk '{ job=ENVIRON["JOB_NUMBER"]; \
           if (job == "%") { \
             if ($1 == ENVIRON["PARAMETER"]) { \
               print $2 \
             } \
           } \
           else  \
             if (($1 == ENVIRON["PARAMETER"]) && \
               ((job == ".") || ((job >= $2) && (job <= $3)))) { \
             print $4; \
           } \
         }' | sed 's/
//g'

#--------------------------------------------------------------------------
#  done, restore...
#--------------------------------------------------------------------------
export      PARAMETER=$local_PARAMETER
export     JOB_NUMBER=$local_JOB_NUMBER
#--------------------------------------------------------------------------