/usr/bin/smpiff is in libsimgrid-dev 3.10-7.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 | #! /bin/sh
prefix="/usr"
ARGS="-DMAIN__=user_main -Diargc_=smpi_process_argc -Dgetarg_=smpi_process_getarg"
LINKARGS="-L/usr/lib -lf2c -lm"
# $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}"
}
SRCFILES=""
while [ -n "$1" ]; do
  ARG="$1"
  shift
  case "${ARG}" in
    *.f)
      SRCFILE="$(readlink -f ${ARG} 2>/dev/null)"
       if [ -z "$SRCFILE" ] ; then
         SRCFILE="$ARG"
       fi
       SRCFILES="${SRCFILES} ${SRCFILE}"
       ;;
    *)
      if [ "${ARG}" = "-c" ]; then
          LINKARGS=""
      fi
      ARGS="${ARGS} ${ARG}"
      ;;
  esac
done
ARGS="${ARGS} ${LINKARGS}"
if [ -n "${SRCFILES}" ]
then
   for SRCFILE in ${SRCFILES}
   do
      TMPFILE=$(mymktemp "${SRCFILE}" ".f")
      cp ${SRCFILE} ${TMPFILE}
      CFILE="${TMPFILE%.f}.c"
      #echo "$prefix/bin/smpif2c ${TMPFILE} && $prefix/bin/smpicc ${ARGS} ${CFILE} && rm ${CFILE} && rm ${TMPFILE}"
      $prefix/bin/smpif2c ${TMPFILE} && $prefix/bin/smpicc ${ARGS} ${CFILE} && rm ${CFILE} && rm ${TMPFILE} || exit $?
      # When the file is compiled with "-c" and no output file is specified with
      # "-o", rename the output.  FIXME: do it properly.
      if [ -f ${CFILE%.c}.o ]; then
          mv ${CFILE%.c}.o ${SRCFILE%.f}.o
      fi
   done
else
   #echo "$prefix/bin/smpicc ${ARGS}"
   $prefix/bin/smpicc ${ARGS}
fi
 |