dnl
dnl Copyright (C) 2012 - Juan Ferrer Toribio
dnl
dnl This program is free software: you can redistribute it and/or modify
dnl it under the terms of the GNU General Public License as published by
dnl the Free Software Foundation, either version 3 of the License, or
dnl (at your option) any later version.
dnl
dnl This program is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
dnl GNU General Public License for more details.
dnl
dnl You should have received a copy of the GNU General Public License
dnl along with this program. If not, see <http://www.gnu.org/licenses/>.
dnl

# serial 3 dev-tools

AC_DEFUN([VN_BUILD_OPTIONS],
[
	case $CFLAGS in
		*-W*) ;;
		*)CFLAGS+=" -Wall ";; 
	esac

	# Check for debug mode
	AC_MSG_CHECKING([whether to build with debug information...])
	AC_ARG_ENABLE([debug],
		[AS_HELP_STRING([--enable-debug],
			[Enable debug data generation [default = no]])],
		[ENABLE_DEBUG="$enableval"],
		[ENABLE_DEBUG=no])
	AC_MSG_RESULT([$ENABLE_DEBUG])

	case $CFLAGS in
		*-g*) ;;
		*)
		if test x"$ENABLE_DEBUG" = x"yes"; then
			CFLAGS+=" -ggdb "
		fi
		;;
	esac

	# Check if the package must be configured to be installed
	AC_MSG_CHECKING([whether to configure to install...])
	AC_ARG_ENABLE([install],
		[AS_HELP_STRING([--enable-install],
			[Enable install configuration [default = yes]])],
		[ENABLE_INSTALL="$enableval"],
		[ENABLE_INSTALL=yes])
	AC_MSG_RESULT([$ENABLE_INSTALL])
	AM_CONDITIONAL(ENABLE_INSTALL, [test x"$ENABLE_INSTALL" = x"yes"])

	case $CFLAGS in
		*-O*) ;;
		*)
		if test x"$ENABLE_INSTALL" = x"yes"; then
			CFLAGS+=" -O3"
		fi
		;;
	esac

	AC_SUBST([ENABLE_DEBUG])
	AC_SUBST([ENABLE_INSTALL])
	AC_SUBST([CFLAGS])
])