#!/bin/csh
# CVS: $Id$

# Name:   pc_helper
# Author: MR
# Date:   19-Feb-2017
# Description:
#   Runs a helper executable; builds it first, if necessary

cd src
if (-e $0:t.f90) then
  set dir=.
else
  set dir=pre_and_post_processing
  if (!(-e $dir/$0:t.f90)) then
    if (-e $PENCIL_HOME/src/$dir/$0:t.f90) then
      ln -s $PENCIL_HOME/src/$dir/$0:t.f90 $dir/$0:t.f90 
    else
      echo "No source for helper $0:t available."
      exit
    endif
  endif
endif

#echo ENVIRONMENT: $PENCIL_CONFIG_FILES
if ( ! -e $0:t.x ) then
  if ( -e .config-files || $PENCIL_CONFIG_FILES != '' ) then
    cd ..
    echo "Building" $0:t.x "(if necessary) by pc_build"
    pc_build -l -q -s -t $0:t > /dev/null
  else
    echo "Building" $0:t.x "(if necessary) by make"
    make $0:t > /dev/null
    cd ..
  endif
else
  cd ..
endif

if ( $? != 0) then
  echo "Build of executable $0:t.x failed."
  exit
endif

set dir=src/$dir
if ($# == 0) then
  $dir/$0:t.x
else
  $dir/$0:t.x $*
endif