dnl  Configuration options for the application
dnl     Copyright (C) Michael Still 2002
dnl     Copyright (C) Blake Swadling 2002
dnl     Copyright (C) Daniel Fernandez 2002
dnl     
dnl  This program is free software; you can redistribute it and/or modify it
dnl  under the terms of the GNU General Public License as published by the Free
dnl  Software Foundation; either version 2 of the License, or (at your option)
dnl  any later version.
dnl   
dnl  This program is distributed in the hope that it will be useful, but WITHOUT 
dnl  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
dnl  FITNESS FOR A PARTICULAR PURPOSE.dnl    See the GNU General Public License for
dnl  more details.
dnl   
dnl  You should have received a copy of the GNU General Public License along
dnl  with this program; if not, write to the Free Software Foundation, Inc., 675 
dnl  Mass Ave, Cambridge, MA 02139, USA.

dnl Process this file with autoconf to produce a configure script.
AC_INIT(cepError.cpp)
AC_CONFIG_AUX_DIR(config)
AM_INIT_AUTOMAKE(cep, 0.1)
AM_MAINTAINER_MODE

dnl Libtool
dnl AC_LIBTOOL_WIN32_DLL
dnl AC_LIBTOOL_DLOPEN

dnl Checks for programs.
AC_PROG_CC
AC_PROG_CXX
AC_PROG_INSTALL
AC_PROG_RANLIB
dnl AC_PROG_LIBTOOL

dnl Checks for libraries.
dnl The syntax is library name, function, action if found, action if not found
dnl We just use the default if found action which adds -l<lib> to the LIBS var
dnl and #defined HAVE_LIB<lib>

dnl -lm:
AC_CHECK_LIB(m, atan)

dnl -lpthread
AC_CHECK_LIB(pthread, pthread_mutex_unlock)

dnl -lXi
AC_CHECK_LIB(Xi, XAllowDeviceEvents)

dnl -lXext
AC_CHECK_LIB(Xext, XGetVisualInfo)

dnl -lX11
AC_CHECK_LIB(X11, XFreeFontInfo)

dnl -lwx 
dnl This must seek a global. mangled names will no do at all
dnl AC_CHECK_LIB(wx_gtk-2.2, OnIdle__12wxHtmlWindowR11wxIdleEvent, [], [
AC_CHECK_LIB(wx_gtk-2.2, wxTheApp, [], [
  echo
  echo "    *****************************************"
  echo "    *                                       *"
  echo "    *   libwx_gtk-2.2 not found, aborting   *"
  echo "    *    (this is suplied in contrib dir)   *"
  echo "    *                                       *"
  echo "    *****************************************"
  echo
  exit 1
  ])

dnl -lmplot
AC_CHECK_LIB(mplot, plot_newplot ,[], [
  echo
  echo "    *****************************************"
  echo "    *                                       *"
  echo "    *     libmplot not found, aborting      *"
  echo "    *   (this is suplied in contrib dir)    *"
  echo "    *                                       *"
  echo "    *****************************************"
  echo
  exit 1
  ])

dnl -lpng
AC_CHECK_LIB(png, png_create_write_struct, [], [
  echo
  echo "    *****************************************"
  echo "    *                                       *"
  echo "    *      libpng not found, aborting       *"
  echo "    *   (this is suplied in contrib dir)    *"
  echo "    *                                       *"
  echo "    *****************************************"
  echo
  exit 1
  ])


dnl -lpcre
AC_CHECK_LIB(pcre, pcre_exec, [], [
  echo
  echo "    *****************************************"
  echo "    *                                       *"
  echo "    *     libpcre not found, aborting       *"
  echo "    *   (this is suplied in contrib dir)    *"
  echo "    *                                       *"
  echo "    *****************************************"
  echo
  exit 1
  ])
      
dnl Checks for header files.
dnl STDC checks for stdlib.h stdarg.h string.h and float.h
AC_HEADER_STDC

dnl Checks for typedefs, structures, and compiler characteristics.

dnl Tell wx that it is using GTK, and not to load the UI automatically
AC_DEFINE(__WXGTK__)

dnl Ensure developers don't ignore warnings
AC_CANONICAL_HOST
AC_DEFINE(_GNU_SOURCE)

dnl todo: Shouldn't this be the build system $build?
case "$host" in
  *-*-openbsd*)
    CFLAGS="$CFLAGS -pthread"
    CPPFLAGS="$CPPFLAGS -D_REENTRANT"
    CXXFLAGS="$CXXFLAGS -pthread"
    echo "Setting OpenBSD compilation options";;
  *-*-freebsd*)
    CFLAGS="$CFLAGS -pthread"
    CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE"
    CXXFLAGS="$CXXFLAGS -pthread"
    echo "Setting FreeBSD compilation options";;
  *-*-solaris*)
    CPPFLAGS="$CPPFLAGS -D_REENTRANT -D_POSIX_PTHREAD_SEMANTICS -DUSE_SOLARIS -DPIC -fPIC"
    LDFLAGS="$LDFLAGS -mimpure-text"
    echo "Setting Solaris compilation options";;
  *-*-linux*)
    dnl Assume that this sucker will be multi threaded. Are we going to be generating shared libs
    dnl be nice, don't file on warnings but inform the developers concerned
    dnl CPPFLAGS="$CPPFLAGS -fPIC -DPIC -D_REENTRANT -Wall -Werror"
    CPPFLAGS="$CPPFLAGS -D_REENTRANT -Wall"
    echo "Setting Linux compilation options";;
  *-*-aix*)
    CPPFLAGS="$CPPFLAGS -D_THREAD_SAFE"
    LIBS="$LIBS -lc_r"
    echo "Setting AIX compilation options";;
  *-*-irix*)
    LDFLAGS="$LDFLAGS -L/usr/lib32"
    echo "Setting Irix compilation options";;
  *)
  echo "This project may not compile on this system. Good luck :-)";;
esac

AC_OUTPUT(tests/Makefile Makefile)