#! /bin/sh

F90=@GFORTRAN_EXE@

INCLUDEARGS="@includeflag@"
CMAKE_LINKARGS="-L@libdir@"

FFLAGS="-ff2c  -fno-second-underscore"
LINKARGS="-lsimgrid -lm -lgfortran"
main_name=main

trap 'rm -f ${TMPFILES}' EXIT

# $1: prefix, $2: suffix
mymktemp () {
    tmp=$(mktemp --suffix="$2" "$1_XXXXXXXXXX" 2> /dev/null)
    if [ -z "$tmp" ]; then
        # mktemp failed (unsupported --suffix ?), try unsafe mode
        tmp=$(mktemp -u "$1_XXXXXXXXXX" 2> /dev/null)
        if [ -z "$tmp" ]; then
            # mktemp failed again (doesn't exist ?), try very unsafe mode
            tmp="$1_$$x$RANDOM"
        fi
        tmp="${tmp}$2"
        # create temp file, and exit if it existed before
        sh -C -c "true > \"${tmp}\"" || exit 1
    fi
    echo "${tmp}"
}

CMDLINE=""
while [ -n "$1" ]; do
  ARG="$1"
  shift
  case "${ARG}" in
   -c)
      CMAKE_LINKARGS=""
      LINKARGS=""
      CMDLINE="${CMDLINE} -c "
      ;;
   *.f90|*.F90)
      TMPFILE=$(mymktemp "${ARG}" ".f90")
      TMPFILES="${TMPFILES} ${TMPFILE}"
      #replace "program main_name by subroutine user\_main (and the end clause as well)"
      sed 's/[[:space:]]*program[[:space:]]*\([a-zA-Z0-9\-\_]*\)/subroutine user\_main /gI;s/[[:space:]]*use[[:space:]]*mpi/\include \"mpif\.h\" /gI'  ${ARG} > ${TMPFILE}
      SRCFILE="${TMPFILE}"
      CMDLINE="${CMDLINE} ${SRCFILE} "
      ;;
   *)
      CMDLINE="${CMDLINE} ${ARG} "
      ;;
  esac
done

CMDLINE="${F90} ${FFLAGS} ${CMDLINE} ${INCLUDEARGS} ${CMAKE_LINKARGS} ${LINKARGS}"

#echo "${CMDLINE}"
${CMDLINE}