#!/bin/sh
# $Id: pasabc-linux-version.in 7333 2013-02-02 15:55:30Z cher $
# Copyright (c) 2013 Alexander Chernov <cher@ejudge.ru>

LANG_CONFIG_DIR="/home/judges/compile/conf/lang.d"

common_config() {
  echo 'long_name="Pascal ABC.NET (Mono)"'
  echo 'src_sfx=".pas"'
  echo 'exe_sfx=".exe"'
  echo 'arch="msil"'
  echo 'insecure=1'
  echo 'is_dos=1'
}

failure() {
  rm -f conftest*
  echo 'version='
  echo 'arg="'"${arg}"'"'
  common_config
  echo 'MONORUN=false'
  echo 'MONOVER='
  echo 'PASABC='
  [ "${verbose}" = 1 ] && echo "no" >&2
  exit 1
}

unset LANG
unset LC_ALL
unset LC_MESSAGES
unset LANGUAGE

if [ x"$1" = x-v ]
then
  verbose=1
  shift
fi

# recheck the language
if [ x"$1" = x-r ]
then
  arg="$2"
  [ x"$2" != x ] && PASABC="$2"
  [ "${PASABC}" = "" ] && PASABC="/usr/local/pasabc/pabcnetc.exe"

  [ "${verbose}" = 1 ] && echo -n "checking whether Pascal ABC.NET (Mono) is available..." >&2
  PASABCDIR=`dirname "${PASABC}"` || failure
  [ "${PASABCDIR}" != . ] || failure
  [ -d "${PASABCDIR}" ] || failure

  MONORUN="mono"

  "${MONORUN}" --version >/dev/null 2>&1 || failure
  MONOVER=`"${MONORUN}" --version 2>&1 | grep "version" | awk '{gsub(",","",$5); print $5;}'` || failure
  [ "${MONOVER}" != "" ] || failure

  [ -f "${PASABC}" ] || failure
  #"${MONORUN}" "${PASABC}" >/dev/null 2>&1 </dev/null || failure

  version=`"${MONORUN}" "${PASABC}" </dev/null 2>/dev/null | grep "PascalABCCompiler.Core" | awk '{ print $2 }'` || failure
  [ "${version}" != "" ] || failure

  cat > conftest.pas <<EOF
program test;
begin
end.
EOF
  "${MONORUN}" "${PASABC}" conftest.pas >/dev/null 2>&1 </dev/null || failure
  "${MONORUN}" conftest.exe >/dev/null 2>&1 || failure

  rm -f ./conftest*
  echo 'version="'"${version}"'"'
  echo 'arg="'"${arg}"'"'
  common_config
  echo 'MONORUN="'"${MONORUN}"'"'
  echo 'MONODIR="'"${MONODIR}"'"'
  echo 'MONOVER="'"${MONOVER}"'"'
  echo 'PASABC="'"${PASABC}"'"'
  [ "${verbose}" = 1 ] && echo "yes, ${PASABC}, ${version}" >&2
  exit 0
fi

if [ x"$1" = x-l ]
then
  echo "Pascal ABC.NET (Mono) compiler [http://pascalabc.net]"
  exit 0
fi

[ "${EJUDGE_LANG_CONFIG}" = "" ] && EJUDGE_LANG_CONFIG="${LANG_CONFIG_DIR}/pasabc-linux.cfg"

if [ -f "${EJUDGE_LANG_CONFIG}" ]
then
  . "${EJUDGE_LANG_CONFIG}"
else
  MONORUN="mono"
  PASABC="/usr/local/pasabc/pabcnetc.exe"
fi

if [ x"${PASABC}" = x -o x"${PASABC}" = xfalse ]
then
  echo "This language is not supported." >&2
  exit 1
fi

if [ x"$1" = x-p ]
then
    echo "${PASABC}"
    exit 0
fi

"${MONORUN}" "${PASABC}" </dev/null >/dev/null 2>/dev/null 
    
[ x"$1" = x-f ] && echo -n "Pascal ABC.NET (Mono) "

"${MONORUN}" "${PASABC}" </dev/null 2>/dev/null | grep "PascalABCCompiler.Core" | awk '{ print $2 }'