AC_INIT(xaland.class)

PACKAGE=helm_xsltd
MAJOR_VERSION=0
MINOR_VERSION=0
MICRO_VERSION=2
VERSION=$MAJOR_VERSION.$MINOR_VERSION.$MICRO_VERSION

DEFAULT_HELM_LIB_DIR=/usr/local/lib/helm
DEFAULT_HELM_STYLE_DIR=/usr/local/share/helm/style

AC_ARG_ENABLE(
	defaults,
	[  --enable-defaults[=ARG] if yes then use defaults (don't ask user) [default=auto]],
	USE_DEFAULTS=$enableval,
	USE_DEFAULTS=auto
)

if test "x$prefix" != xNONE; then
  RESOLVED_PREFIX=$prefix
else
  RESOLVED_PREFIX=$ac_default_prefix
fi

if test "x$exec_prefix" != xNONE; then
  RESOLVED_EXEC_PREFIX=$exec_prefix
else
  RESOLVED_EXEC_PREFIX=$RESOLVED_PREFIX
fi

BIN_DIR=$RESOLVED_EXEC_PREFIX/bin

if test $USE_DEFAULTS = auto; then
	AC_CHECK_PROG(HAVE_HELM_CONFIG, helm-config, yes, no)	
	if test $HAVE_HELM_CONFIG = yes; then
		HELM_LIB_DIR=`helm-config --lib-dir`
		HELM_STYLE_DIR=`helm-config --style-dir`
	else
		USE_DEFAULTS=no
	fi
fi

if test $USE_DEFAULTS = no; then
	echo
	echo "\`helm-config' is not installed (or I can't find it in your path)."
	echo "Please, insert the lib directory for HELM..."
	echo
	echo -n "[[$DEFAULT_HELM_LIB_DIR]] ? "
	read HELM_LIB_DIR
	if test "x$HELM_LIB_DIR" = "x"; then
		HELM_LIB_DIR=$DEFAULT_HELM_LIB_DIR
	fi
	echo
	echo "Please, insert the directory where I can find the stylesheets for HELM..."
	echo
	echo -n "[[$DEFAULT_HELM_STYLE_DIR]] ? "
	read HELM_STYLE_DIR
	if test "x$HELM_STYLE_DIR" = "x"; then
		HELM_STYLE_DIR=$DEFAULT_HELM_STYLE_DIR
	fi
elif test $USE_DEFAULTS = yes; then
	HELM_LIB_DIR=$DEFAULT_HELM_LIB_DIR
	HELM_STYLE_DIR=$DEFAULT_HELM_STYLE_DIR
fi

AC_MSG_CHECKING(for the $HELM_LIB_DIR)
if test -d $HELM_LIB_DIR; then
	AC_MSG_RESULT(ok)
else
	AC_MSG_RESULT(no)
	AC_MSG_ERROR(please check your installation)
fi

AC_MSG_CHECKING(for $HELM_STYLE_DIR)
if test -d $HELM_STYLE_DIR; then
	AC_MSG_RESULT(ok)
else
	AC_MSG_RESULT(no)
	AC_MSG_ERROR(please check your installation)
fi

AC_SUBST(PACKAGE)
AC_SUBST(VERSION)
AC_SUBST(BIN_DIR)
AC_SUBST(HELM_LIB_DIR)
AC_SUBST(HELM_STYLE_DIR)

AC_OUTPUT([
  Makefile
  start-xaland
  helm_xsltd.spec
], chmod +x start-xaland)