configure.ac

dnl
dnl This file is part of Gambit
dnl Copyright (c) 1994-2014, The Gambit Project (http://www.gambit-project.org)
dnl
dnl FILE: configure.in
dnl autoconf configuration script for Gambit
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 2 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, write to the Free Software
dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
dnl

AC_INIT([gambit], [16.0.1])
AC_CONFIG_SRCDIR([library/include/gambit/gambit.h])
AC_CONFIG_HEADERS([config.h])
AM_INIT_AUTOMAKE([subdir-objects])
AC_CONFIG_MACRO_DIR([m4])
AM_OPTIONS_WXCONFIG
dnl AM_CONFIG_HEADER(config.h)

dnl User-specified options
dnl By default, we build the GUI
AC_ARG_ENABLE(gui,
[  --disable-gui           don't build graphical interface ],
[ case "${enableval}" in
  yes) with_gui=true ;;
  no)  with_gui=false ;;
  *)  AC_MSG_ERROR(bad value ${enableval} for --enable-gui) ;;
 esac], [with_gui=true])
AM_CONDITIONAL(WITH_GUI, test x$with_gui = xtrue)

dnl Disable building enumpoly -- isn't supported on 64-bit platforms
AC_ARG_ENABLE(enumpoly,
[  --disable-enumpoly      don't build gambit-enumpoly (not supported on 64bit) ],
[ case "${enableval}" in
  yes) with_enumpoly=true ;;
  no)  with_enumpoly=false ;;
  *)  AC_MSG_ERROR(bad value ${enableval} for --enable-enumpoly) ;;
 esac], [with_enumpoly=true])
AM_CONDITIONAL(WITH_ENUMPOLY, test x$with_enumpoly = xtrue)

AC_DEFUN([MINGW_AC_WIN32_NATIVE_HOST],
[AC_CACHE_CHECK([whether we are building for a Win32 host], 
                [mingw_cv_win32_host],
AC_COMPILE_IFELSE([AC_LANG_SOURCE([
#ifdef _WIN32
choke me
#endif
])], [mingw_cv_win32_host=no], [mingw_cv_win32_host=yes]))])

dnl Checks for programs.
AC_PROG_CC
AC_PROG_CXX
AC_PROG_LIBTOOL
AM_PROG_CC_C_O
MINGW_AC_WIN32_NATIVE_HOST
AM_CONDITIONAL(IS_WIN32, [test x$mingw_cv_win32_host = xyes])

dnl A number of the following checks are currently commented out.
dnl These are checks for functions and headers we do actually use,
dnl but for which we don't have any workarounds should they be missing.

dnl Checks for header files.
dnl AC_HEADER_STDC
dnl AC_CHECK_HEADERS(fcntl.h limits.h malloc.h sys/time.h unistd.h)

dnl Checks for typedefs, structures, and compiler characteristics.
dnl AC_C_CONST
dnl AC_C_INLINE
dnl AC_TYPE_PID_T
dnl AC_TYPE_SIZE_T
dnl AC_STRUCT_TM

dnl Checks for library functions.
dnl AC_FUNC_MEMCMP
dnl AC_TYPE_SIGNAL
dnl AC_CHECK_FUNCS(ftime putenv strdup strstr strtod strtol)
AC_CHECK_FUNCS(bcmp srand48 drand48)


if test x$with_gui = xtrue; then
  dnl------------------------
  dnl Checking for wxWidgets
  dnl------------------------

  dnl check for wx-config
  AM_PATH_WXCONFIG(2.8.12, WXCONFIG=1)
  if test "$WXCONFIG" != 1; then
      AC_MSG_WARN([
            Did not find a new enough version of wxWidgets; disabling build of
            graphical interface.  If you want to build the graphical interface,
            please check that wx-config is in path, the directory
            where wxWidgets libraries are installed (returned by
            'wx-config --libs' command) is in LD_LIBRARY_PATH or
            equivalent variable and wxWidgets is version 2.8.12 or above.
      ])
      GUI_PROGS=""
      AM_CONDITIONAL(WITH_GUI, test x0 = x1)
  fi
fi

if test "${WITH_GUI}" == 1; then
  dnl-----------------------------
  dnl Checking for wxWidgets port
  dnl-----------------------------

  AC_MSG_CHECKING(for wxWidgets port)
  if test `echo ${WX_CXXFLAGS} | grep -c __WXX11__` -eq 1; then
    AC_MSG_RESULT(universal)
    AC_MSG_WARN([
            Found universal port of wxWidgets; disabling build of graphical
            interface.  The graphical interface cannot be built with this
            port because this port does not implement drag-and-drop capability.
            Gambit recommends the GTK port of wxWidgets for best results.
    ])
    GUI_PROGS=""
    AM_CONDITIONAL(WITH_GUI, test x0 = x1)
  fi

  if test `echo ${WX_CXXFLAGS} | grep -c __WXMOTIF__` -eq 1; then
    AC_MSG_RESULT(Motif)
    AC_MSG_WARN([
            Found Motif port of wxWidgets; disabling build of graphical
            interface.  The graphical interface cannot be built with this
            port because this port does not implement drag-and-drop capability.
            Gambit recommends the GTK port of wxWidgets for best results.
    ])
    GUI_PROGS=""
    AM_CONDITIONAL(WITH_GUI, test x0 = x1)
  fi

  if test `echo ${WX_CXXFLAGS} | grep -c __WXGTK__` -eq 1; then
    AC_MSG_RESULT(GTK)
    WXPORT="GTK"
    GUI_PROGS="gambit"
  fi

  if test `echo ${WX_CXXFLAGS} | grep -c __WXMSW__` -eq 1; then
    AC_MSG_RESULT(Windows)
    WXPORT="MSW"
    GUI_PROGS="gambit"
    dnl Windows uses the resources file
    RC_OBJECT="gambitrc.o"
    RC_OBJECT_PATH="bitmaps/gambitrc.o"
    AC_SUBST(RC_OBJECT)
    AC_SUBST(RC_OBJECT_PATH)
  fi

  if test `echo ${WX_CXXFLAGS} | grep -c __WXMAC__` -eq 1; then
    AC_MSG_RESULT(Macintosh)
    WXPORT="MAC"
    GUI_PROGS="gambit"
  fi

  if test -z "$WXPORT"; then
    AC_MSG_WARN([
            Could not identify wxWidgets port.  Disabling build
            of Gambit graphical interface.
    ])
    GUI_PROGS=""
    AM_CONDITIONAL(WITH_GUI, test x0 = x1)
  fi	
fi

AC_SUBST(GUI_PROGS)
AC_SUBST(WX_CXXFLAGS)
AC_SUBST(WX_LIBS)

AC_SUBST(ENUMPOLY_PROGS)

REZFLAGS=`echo $CXXFLAGS $WX_CXXFLAGS | sed 's/-mthreads//g' | sed 's/-g//g' | sed 's/-O. / /g' | sed 's/-I/--include-dir /g'`
AC_SUBST(REZFLAGS)

AC_OUTPUT(Makefile
        contrib/Makefile
        contrib/scripts/Makefile
	contrib/scripts/enumpoly/Makefile)