dnl Process this file with autoconf to produce a configure script.
AC_INIT(ale.in)

dnl  Find acc on G. B. Reilly's system.
AC_CHECK_PROG(CC, acc, acc)
AC_PROG_CC

dnl Set the version number here, so it gets into all the Makefiles.
AC_SUBST(VERSION)
VERSION=0.2

dnl Set the repository revision here ('?' if svn is not available).
AC_SUBST(SVN_REVISION)
AC_CHECK_PROG(SVN_REVISION,svnadmin,`svnversion -n .`,?)

dnl Find Emacs, and 
AC_PATH_PROG(EMACS,emacs)

test -d ${prefix}/include && CPPFLAGS="${CPPFLAGS} -I${prefix}/include"

dnl If the GDBM library is installed, build the GDBM reader;
dnl otherwise, forget about it.  Why halt the entire build because we 
dnl can't provide one feature?
AC_SUBST(GDBM_EXEC)
AC_CHECK_LIB(gdbm, gdbm_open)
AC_CHECK_HEADER(gdbm.h)
case "${ac_cv_header_gdbm_h}${ac_cv_lib_gdbm}" in
  "yesyes" )
    GDBM_EXEC='gdbm'
  ;;
  * )
    GDBM_EXEC=''
    AC_MSG_WARN(couldn't find the gdbm library and header file)
    AC_MSG_WARN(the editor will not be able to read or write gdbm files)
  ;;
esac

dnl Choose a name for the binaries subdirectory.
AC_SUBST(ARCHITECTURE)
AC_MSG_CHECKING(for name of system architecture)
AC_CACHE_VAL(ale_cv_sys_architecture,
  [
   ale_cv_sys_architecture=`PATH=".:..:${PATH}";config.guess || echo 'mystery'`
  ]
)
ARCHITECTURE="${ale_cv_sys_architecture}"
AC_MSG_RESULT(${ale_cv_sys_architecture})


AC_OUTPUT(         Makefile 
          analyses/Makefile
	      docs/Makefile
              lisp/Makefile
             phylo/Makefile
           readers/Makefile
               www/index.html)

dnl Beware:
AC_MSG_WARN(Using Ale version $VERSION and local svn revision $SVN_REVISION)