dnl Process this file with autoconf to produce a configure script.
AC_INIT(Makefile.am)

#
# Making releases:
#   VIEW3DS_MICRO_VERSION += 1;
#   VIEW3DS_INTERFACE_AGE += 1;
#   VIEW3DS_BINARY_AGE += 1;
# if any functions have been added, set VIEW3DS_INTERFACE_AGE to 0.
# if backwards compatibility has been broken,
# set VIEW3DS_BINARY_AGE and VIEW3DS_INTERFACE_AGE to 0.
#
VIEW3DS_MAJOR_VERSION=1
VIEW3DS_MINOR_VERSION=0
VIEW3DS_MICRO_VERSION=0
VIEW3DS_INTERFACE_AGE=0
VIEW3DS_BINARY_AGE=0
VIEW3DS_VERSION=$VIEW3DS_MAJOR_VERSION.$VIEW3DS_MINOR_VERSION.$VIEW3DS_MICRO_VERSION
AC_SUBST(VIEW3DS_MAJOR_VERSION)
AC_SUBST(VIEW3DS_MINOR_VERSION)
AC_SUBST(VIEW3DS_MICRO_VERSION)
AC_SUBST(VIEW3DS_INTERFACE_AGE)
AC_SUBST(VIEW3DS_BINARY_AGE)
AC_SUBST(VIEW3DS_VERSION)

# libtool versioning
LT_RELEASE=$VIEW3DS_MAJOR_VERSION.$VIEW3DS_MINOR_VERSION
LT_CURRENT=`expr $VIEW3DS_MICRO_VERSION - $VIEW3DS_INTERFACE_AGE`
LT_REVISION=$VIEW3DS_INTERFACE_AGE
LT_AGE=`expr $VIEW3DS_BINARY_AGE - $VIEW3DS_INTERFACE_AGE`
AC_SUBST(LT_RELEASE)
AC_SUBST(LT_CURRENT)
AC_SUBST(LT_REVISION)
AC_SUBST(LT_AGE)

AM_CONFIG_HEADER(config.h)
AM_INIT_AUTOMAKE(view3ds, $VIEW3DS_VERSION)

dnl Checks for programs.
AC_PROG_CC
AM_DISABLE_STATIC
AM_PROG_LIBTOOL

AC_ARG_ENABLE(debug-mode,   
[  --enable-debug-mode     enable debugging mode],
  [
    CFLAGS="-D_DEBUG"
  ]) 

AC_PROG_CXX
AM_PATH_LIB3DS(1.0.0,,AC_MSG_ERROR([Cannot find proper Lib3ds version]))
CONFIGURE_X11(,AC_MSG_ERROR([Cannot find X11]))
CONFIGURE_OPENGL(,AC_MSG_ERROR([Cannot find OpenGL]))
CONFIGURE_QT(2.2.0,,AC_MSG_ERROR([Cannot find proper QT version]))

AC_OUTPUT([ \
  Makefile \
  view3ds/Makefile \
])