File: configure.ac

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dnl Process this file with autoconf to produce a configure script.
AC_INIT(src/rapi.c)

AC_CANONICAL_TARGET

AM_INIT_AUTOMAKE(librapi2, 0.11.1)
AM_CONFIG_HEADER(rapi_config.h)

CFLAGS="-Wsign-compare -Wno-long-long $CFLAGS"

case $target in

	powerpc-apple-*)
		dnl Prevent "Undefined Macro argument list" error.
		CFLAGS="-no-cpp-precomp $CFLAGS"
		;;

	*)
		;;

esac

dnl Checks for typedefs, structures, and compiler characteristics.
saved_CFLAGS="$CFLAGS"
CFLAGS=""
AC_C_CONST
CFLAGS="$saved_CFLAGS"

AC_CHECK_SIZEOF(void *)

dnl Checks for programs.
AC_PROG_AWK
AC_PROG_CC
AC_PROG_CXX
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_CC
AC_PROG_LIBTOOL
AC_PROG_MAKE_SET
dnl AM_PATH_CHECK(,,AC_MSG_WARN([Check not available.]))

dnl Check for dmalloc first
AC_ARG_WITH(dmalloc,
		AC_HELP_STRING([--with-dmalloc=PREFIX],[use dmalloc (default is NO)]),
[case "${withval}" in
  yes) dmalloc=true ;;
  no)  dmalloc=false ;;
  *) dmalloc=true; dmalloc_prefix="-L${withval}" ;;
esac],[dmalloc=false])

if ${dmalloc}; then
	AC_CHECK_LIB(dmalloc,main,,[
			AC_MSG_ERROR([Can't find dmalloc library])
		],${dmalloc_prefix})
	AC_CHECK_HEADERS(dmalloc.h,,[
			AC_MSG_ERROR([Can't find dmalloc.h])
		])
fi

dnl Checks for libraries.
AC_LIB_RPATH

dnl Check for libsynce
PKG_CHECK_MODULES(LIBSYNCE, libsynce >= 0.11.1)

dnl Checks for header files.
dnl For readv/writev
AC_CHECK_HEADERS(sys/uio.h)

dnl Checks for library functions.
AC_CHECK_FUNCS(readv)
AC_CHECK_FUNCS(writev)

dnl #
dnl # Now we must check for Python/Pyrex
dnl #
dnl # (need python, python headers, and pyrex)

AC_ARG_ENABLE(python-bindings, AS_HELP_STRING([--disable-python-bindings], [do not build python bindings]),[enable_python=$enableval], [enable_python=auto])

if test x$enable_python = xno; then
    have_python=no
else
    AC_MSG_NOTICE([Checking to see if we can build Python bindings])
    have_python=no
    if test x$enable_python != xyes -a x$enable_python != xauto; then
        minimum_version=$enable_python
	enable_python=yes
    else
        minimum_version=2.2
    fi
	AM_PATH_PYTHON($minimum_version, [have_python_path=yes], [have_python_path=no] )
	AC_CHECK_PROGS(PYREX, pyrexc)
	AM_CHECK_PYTHON_HEADERS([have_python_header=yes], [have_python_header=no])
	
	if test x$have_python_path = xno -o x$have_python_header = xno -o x$PYREX != xpyrexc ; then
            if test x$enable_python = xyes ; then
                AC_MSG_ERROR([Building python bindings requested, but can't build them])
            else
                AC_MSG_NOTICE([Not building Python bindings])
            fi
	else
	    if test -z "$PYTHON" ; then
	        AC_MSG_WARN([Python not found])
	    else
		have_python=yes
	    fi
	
	    if test x$have_python = xno ; then
	        if test x$enable_python = xyes ; then
	            AC_MSG_ERROR([Building python explicitly requested, but can't build python bindings])
	        fi
	    fi
	fi
fi
AM_CONDITIONAL(HAVE_PYTHON, test x$have_python = xyes)

# checks for pthreads
ACX_PTHREAD([enable_threads="pthread"],[enable_threads="no"])
if test $enable_threads != "pthread"; then
	AC_MSG_ERROR([unable to find pthreads, currently this is required])
else
	AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.])
	LIBS="$PTHREAD_LIBS $LIBS"
	CFLAGS="$PTHREAD_CFLAGS $CFLAGS"
	CXXFLAGS="$PTHREAD_CFLAGS $CXXFLAGS"
fi


AC_CONFIG_FILES(
	[script/synce-install-cab],
	[chmod +x script/synce-install-cab]
)

AC_CONFIG_FILES(
	[script/synce-remove-program],
	[chmod +x script/synce-remove-program]
)

AC_OUTPUT([librapi2.pc
           Makefile
           src/Makefile
           src/support/Makefile
           src/config/Makefile
           src/rapi/Makefile
           src/rapi2/Makefile
           man/Makefile
           script/Makefile
           tests/Makefile
           tests/CeRapiInvoke/Makefile
           tests/rapi/Makefile
           tools/Makefile
           tools/man/Makefile
           python/Makefile
           python/tests/Makefile])