aclocal.m4

RTEMS (Real-Time Executive for Multiprocessor Systems) is a free open source real-time operating sys

# the Free Software Foundation; either version 2, or (at your option)
# any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# 02111-1307, USA.

# serial 2

AC_DEFUN([AM_MAINTAINER_MODE],
[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
  dnl maintainer-mode is disabled by default
  AC_ARG_ENABLE(maintainer-mode,
[  --enable-maintainer-mode enable make rules and dependencies not useful
                          (and sometimes confusing) to the casual installer],
      USE_MAINTAINER_MODE=$enableval,
      USE_MAINTAINER_MODE=no)
  AC_MSG_RESULT([$USE_MAINTAINER_MODE])
  AM_CONDITIONAL(MAINTAINER_MODE, [test $USE_MAINTAINER_MODE = yes])
  MAINT=$MAINTAINER_MODE_TRUE
  AC_SUBST(MAINT)dnl
]
)

AU_DEFUN([jm_MAINTAINER_MODE], [AM_MAINTAINER_MODE])

dnl $Id: enable-multiprocessing.m4,v 1.6.2.1 2004/08/18 07:23:00 ralf Exp $

AC_DEFUN([RTEMS_ENABLE_MULTIPROCESSING],
[
AC_ARG_ENABLE(multiprocessing,
[AC_HELP_STRING([--enable-multiprocessing],
[enable multiprocessing interface])],
[case "${enable_multiprocessing}" in 
  yes) ;;
  no) ;;
  *)  AC_MSG_ERROR(bad value ${enableval} for enable-multiprocessing option) ;;
esac],[enable_multiprocessing=no])
])

dnl $Id: enable-posix.m4,v 1.12.2.1 2004/08/18 07:23:00 ralf Exp $

AC_DEFUN([RTEMS_ENABLE_POSIX],
[

AC_ARG_ENABLE(posix,
[AC_HELP_STRING([--enable-posix],[enable posix interface])],
[case "${enableval}" in 
  yes) RTEMS_HAS_POSIX_API=yes ;;
  no) RTEMS_HAS_POSIX_API=no ;;
  *)  AC_MSG_ERROR(bad value ${enableval} for enable-posix option) ;;
esac],[RTEMS_HAS_POSIX_API=yes]) 

case "${host}" in
  # hpux unix port should go here
  i[[34567]]86-pc-linux*)         # unix "simulator" port
	RTEMS_HAS_POSIX_API=no
	;;
  i[[34567]]86-*freebsd*) # unix "simulator" port
	RTEMS_HAS_POSIX_API=no
	;;
  no_cpu-*rtems*)
	RTEMS_HAS_POSIX_API=no
	;;
  sparc-sun-solaris*)             # unix "simulator" port
	RTEMS_HAS_POSIX_API=no
	;;
  *) 
	;;
esac
AC_SUBST(RTEMS_HAS_POSIX_API)
])

dnl $Id: enable-itron.m4,v 1.9.2.1 2004/08/18 07:23:00 ralf Exp $

AC_DEFUN([RTEMS_ENABLE_ITRON],
[

AC_ARG_ENABLE(itron,
[AC_HELP_STRING([--enable-itron],[enable itron interface])],
[case "${enableval}" in 
  yes) RTEMS_HAS_ITRON_API=yes ;;
  no) RTEMS_HAS_ITRON_API=no ;;
  *)  AC_MSG_ERROR(bad value ${enableval} for enable-itron option) ;;
esac],[RTEMS_HAS_ITRON_API=yes]) 

case "${host}" in
  # hpux unix port should go here
  i[[34567]]86-pc-linux*)         # unix "simulator" port
	RTEMS_HAS_ITRON_API=no
	;;
  i[[34567]]86-*freebsd*) # unix "simulator" port
	RTEMS_HAS_ITRON_API=no
	;;
  no_cpu-*rtems*)
	RTEMS_HAS_ITRON_API=no
	;;
  sparc-sun-solaris*)             # unix "simulator" port
	RTEMS_HAS_ITRON_API=no
	;;
  *) 
	;;
esac
AC_SUBST(RTEMS_HAS_ITRON_API)
])

dnl $Id: enable-networking.m4,v 1.7.2.1 2004/08/18 07:23:00 ralf Exp $

AC_DEFUN([RTEMS_ENABLE_NETWORKING],
[

AC_ARG_ENABLE(networking,
[AC_HELP_STRING([--enable-networking],[enable TCP/IP stack])],
[case "${enableval}" in
  yes) RTEMS_HAS_NETWORKING=yes ;;
  no) RTEMS_HAS_NETWORKING=no ;;
  *)  AC_MSG_ERROR(bad value ${enableval} for enable-networking option) ;;
esac],[RTEMS_HAS_NETWORKING=yes])
AC_SUBST(RTEMS_HAS_NETWORKING)dnl
])

dnl $Id: enable-rdbg.m4,v 1.6.2.1 2004/08/18 07:23:00 ralf Exp $

AC_DEFUN([RTEMS_ENABLE_RDBG],
[
AC_BEFORE([$0], [RTEMS_CHECK_RDBG])dnl

AC_ARG_ENABLE(rdbg,
[AC_HELP_STRING([--enable-rdbg],[enable remote debugger])],
[case "${enableval}" in
  yes) RTEMS_HAS_RDBG=yes ;;
  no) RTEMS_HAS_RDBG=no ;;
  *)  AC_MSG_ERROR(bad value ${enableval} for enable-rdbg option) ;;
esac],[RTEMS_HAS_RDBG=no])
AC_SUBST(RTEMS_HAS_RDBG)dnl
])

dnl $Id: check-rdbg.m4,v 1.9.4.1 2004/08/18 07:23:00 ralf Exp $
dnl
AC_DEFUN([RTEMS_CHECK_RDBG],
[dnl
AC_REQUIRE([RTEMS_TOP])dnl
AC_REQUIRE([RTEMS_CHECK_CPU])dnl
AC_REQUIRE([RTEMS_CHECK_NETWORKING])dnl
AC_REQUIRE([RTEMS_ENABLE_RDBG])dnl
AC_CACHE_CHECK([whether BSP supports librdbg],
  rtems_cv_HAS_RDBG,
  [
    if test -d "$srcdir/${RTEMS_TOPdir}/c/src/librdbg/src/${RTEMS_CPU}/${$1}";
    then
      rtems_cv_HAS_RDBG="yes" ;
    elif test -d "$srcdir/${RTEMS_TOPdir}/c/src/librdbg/src/${RTEMS_CPU}/any"; 
    then
      rtems_cv_HAS_RDBG="yes" ;
    elif test "${RTEMS_CPU}" = "powerpc"; 
    then
	A=`grep -l RTEMS_PPC_EXCEPTION_PROCESSING_MODEL $srcdir/${RTEMS_TOPdir}/make/custom/* 2>/dev/null`;
	C=""
	for i in ${A} ;
	do
	   B=`basename ${i} .cfg`;
	   C="${C} ${B}";
	done
	rtems_cv_HAS_RDBG="no";
	for j in ${C} ;
	do
		if test "${$1}" = "${j}" ;
		then
			rtems_cv_HAS_RDBG="yes";
		fi
	done
    else
      rtems_cv_HAS_RDBG="no";
    fi
  ])
HAS_RDBG="$rtems_cv_HAS_RDBG"
AC_SUBST(HAS_RDBG)
])

dnl $Id: check-cpu.m4,v 1.6.2.1 2004/08/18 07:23:00 ralf Exp $

dnl check if RTEMS support a cpu
AC_DEFUN([RTEMS_CHECK_CPU],
[dnl
AC_REQUIRE([RTEMS_TOP])
AC_REQUIRE([RTEMS_CANONICAL_TARGET_CPU])

# Is this a supported CPU?
AC_MSG_CHECKING([if cpu $RTEMS_CPU is supported])
# FIXME: Temporary hack
if test -d "$srcdir/$RTEMS_TOPdir/cpukit/score/cpu/$RTEMS_CPU"; then
  AC_MSG_RESULT(yes)
else
  AC_MSG_ERROR(no)
fi
])dnl


dnl $Id: check-networking.m4,v 1.4.6.1 2004/08/18 07:23:00 ralf Exp $
dnl
AC_DEFUN([RTEMS_CHECK_NETWORKING],
[dnl
AC_REQUIRE([RTEMS_CHECK_CPU])dnl
AC_REQUIRE([RTEMS_ENABLE_NETWORKING])dnl

AC_CACHE_CHECK([whether BSP supports networking],
  rtems_cv_HAS_NETWORKING,
  [dnl
    case "$RTEMS_CPU" in
    unix*)
      rtems_cv_HAS_NETWORKING="no"
      ;;
    *)
      if test "${RTEMS_HAS_NETWORKING}" = "yes"; then
        rtems_cv_HAS_NETWORKING="yes";
      else
        rtems_cv_HAS_NETWORKING="disabled";
      fi
      ;;
    esac])
if test "$rtems_cv_HAS_NETWORKING" = "yes"; then
  HAS_NETWORKING="yes";
else
  HAS_NETWORKING="no";
fi
AC_SUBST(HAS_NETWORKING)dnl
])

dnl $Id: enable-inlines.m4,v 1.8.2.1 2004/08/18 07:23:00 ralf Exp $

AC_DEFUN([RTEMS_ENABLE_INLINES],
[AC_ARG_ENABLE(rtems-inlines,
[AC_HELP_STRING([--enable-rtems-inlines],
[enable RTEMS inline functions (default:enabled, disable to use macros)])],
[case "${enableval}" in
  yes) RTEMS_USE_MACROS=no ;;
  no) RTEMS_USE_MACROS=yes ;;
  *)  AC_MSG_ERROR(bad value ${enableval} for disable-rtems-inlines option) ;;
esac],[RTEMS_USE_MACROS=no])
AC_SUBST(RTEMS_USE_MACROS)dnl

AS_IF([test x"${RTEMS_USE_MACROS}" = x"yes"],
  [AC_DEFINE_UNQUOTED(USE_MACROS,1,[if using macros])],
  [AC_DEFINE_UNQUOTED(USE_INLINES,1,[if using inlines])])
])

dnl $Id: enable-cxx.m4,v 1.5.2.1 2004/08/18 07:23:00 ralf Exp $

AC_DEFUN([RTEMS_ENABLE_CXX],
[
AC_ARG_ENABLE(cxx,
[AC_HELP_STRING([--enable-cxx],
[enable C++ support and build the rtems++ library])],
[case "${enable_cxx}" in
  yes) RTEMS_HAS_CPLUSPLUS=yes ;;
  no) RTEMS_HAS_CPLUSPLUS=no   ;;
  *)  AC_MSG_ERROR(bad value ${enableval} for enable-cxx option) ;;
esac], [RTEMS_HAS_CPLUSPLUS=no])
])

AC_DEFUN([RTEMS_ENABLE_BARE],
[
AC_ARG_ENABLE(bare-cpu-cflags,
[AC_HELP_STRING([--enable-bare-cpu-cflags],
[specify a particular cpu cflag (bare bsp specific)])],
[case "${enableval}" in
  no) BARE_CPU_CFLAGS="" ;;
  *)    BARE_CPU_CFLAGS="${enableval}" ;;
esac],
[BARE_CPU_CFLAGS=""])

AC_ARG_ENABLE(bare-cpu-model,
[AC_HELP_STRING([--enable-bare-cpu-model],
[specify a particular cpu model (bare bsp specific)])],
[case "${enableval}" in
  no)   BARE_CPU_MODEL="" ;;
  *)    BARE_CPU_MODEL="${enableval}" ;;
esac],
[BARE_CPU_MODEL=""])
])


dnl $Id: env-rtemsbsp.m4,v 1.10.2.1 2004/08/18 07:23:00 ralf Exp $

dnl Pass a single BSP via an environment variable
dnl used by per BSP configure scripts
AC_DEFUN([RTEMS_ENV_RTEMSBSP],
[dnl
AC_BEFORE([$0], [RTEMS_ENABLE_RTEMSBSP])dnl
AC_BEFORE([$0], [RTEMS_PROJECT_ROOT])dnl
AC_BEFORE([$0], [RTEMS_CHECK_CUSTOM_BSP])dnl

AC_ARG_VAR([CPU_CFLAGS],[CFLAGS specifying CPU-dependent features])
AC_ARG_VAR([CFLAGS_OPTIMIZE_V],[CFLAGS for building the OPTIMIZE variant])
AC_ARG_VAR([CFLAGS_DEBUG_V],[CFLAGS for building the DEBUG variant])
AC_ARG_VAR([CFLAGS_PROFILE_V],[CFLAGS for building the PROFILE variant])
AC_ARG_VAR([RTEMS_BSP_FAMILY],[RTEMS's BSP directory])
AC_ARG_VAR([RTEMS_CPU_MODEL],[RTEMS's cpu model])

AC_ARG_VAR([RTEMS_BSP],[RTEMS_BSP to build])
AC_MSG_CHECKING([for RTEMS_BSP])
AC_CACHE_VAL(rtems_cv_RTEMS_BSP,
[dnl
  test -n "${RTEMS_BSP}" && rtems_cv_RTEMS_BSP="$RTEMS_BSP";
])dnl
if test -z "$rtems_cv_RTEMS_BSP"; then
  AC_MSG_ERROR([Missing RTEMS_BSP])
fi
RTEMS_BSP="$rtems_cv_RTEMS_BSP"
AC_MSG_RESULT(${RTEMS_BSP})
AC_SUBST(RTEMS_BSP)

RTEMS_BSP_SPECS="-specs bsp_specs -qrtems"
AC_SUBST(RTEMS_BSP_SPECS)

GCC_SPECS="-B\$(PROJECT_ROOT)/lib/ -B\$(PROJECT_ROOT)/$RTEMS_BSP/lib/"
AC_SUBST(GCC_SPECS)

PROJECT_INCLUDE="\$(PROJECT_ROOT)/$RTEMS_BSP/lib/include"
AC_SUBST(PROJECT_INCLUDE)

PROJECT_RELEASE="\$(PROJECT_ROOT)/$RTEMS_BSP"   
AC_SUBST(PROJECT_RELEASE)

RTEMS_ROOT="\$(PROJECT_ROOT)/c/$RTEMS_BSP"
AC_SUBST(RTEMS_ROOT)

RTEMS_ENABLE_BARE
AC_SUBST(BARE_CPU_MODEL)
AC_SUBST(BARE_CPU_CFLAGS)

AM_CONDITIONAL([MULTILIB],[false])

includedir="\${exec_prefix}/${RTEMS_BSP}/lib/include"
libdir="\${exec_prefix}/${RTEMS_BSP}/lib"

bsplibdir="\${exec_prefix}/${RTEMS_BSP}/lib"
AC_SUBST(bsplibdir)
])

dnl $Id: enable-rtemsbsp.m4,v 1.12.2.1 2004/08/18 07:23:00 ralf Exp $

dnl Override the set of BSPs to be built.
dnl used by the toplevel configure script
dnl RTEMS_ENABLE_RTEMSBSP(rtems_bsp_list)
AC_DEFUN([RTEMS_ENABLE_RTEMSBSP],
[
AC_BEFORE([$0], [RTEMS_ENV_RTEMSBSP])
AC_ARG_ENABLE(rtemsbsp,
[AC_HELP_STRING([--enable-rtemsbsp="bsp1 bsp2 .."],
[BSPs to include in build])],
[case "${enableval}" in
  yes|no) AC_MSG_ERROR([missing argument to --enable-rtemsbsp="bsp1 bsp2"]);;
  *) $1=$enableval;;
esac],[$1=""])
])

dnl
dnl $Id: project-root.m4,v 1.6.4.1 2004/08/18 07:23:00 ralf Exp $
dnl 

dnl
dnl PROJECT_TOPdir     .. relative path to the top of the build-tree
dnl PROJECT_ROOT       .. relative path to the top of the temporary
dnl                       installation directory inside the build-tree
dnl RTEMS_TOPdir       .. relative path of a subpackage's configure.in to the
dnl                       toplevel configure.in of the source-tree
dnl RTEMS_ROOT         .. path to the top of a bsp's build directory
dnl                       [Applied by custom/*.cfg, depredicated otherwise]
dnl

AC_DEFUN([RTEMS_PROJECT_ROOT],
[dnl
AC_REQUIRE([RTEMS_TOP])

PACKHEX="\$(PROJECT_TOPdir)/tools/build/packhex"
AC_SUBST(PACKHEX)
])


dnl $Id: check-custom-bsp.m4,v 1.1.2.1 2004/08/18 07:23:00 ralf Exp $

AC_DEFUN([RTEMS_CHECK_CUSTOM_BSP],[
AC_REQUIRE([RTEMS_TOP])

AC_MSG_CHECKING([for make/custom/[$]$1.cfg])
AS_IF([test -r "$srcdir/$RTEMS_TOPdir/make/custom/[$]$1.cfg"],
  [AC_MSG_RESULT([yes])],
  [AC_MSG_ERROR([no])])
])

dnl $Id: path-perl.m4,v 1.3.6.1 2004/08/18 07:23:00 ralf Exp $

AC_DEFUN([RTEMS_PATH_PERL],
[
AC_PATH_PROG(PERL,perl)
if test -z "$PERL" ; then
AC_MSG_WARN(
[***]
[   perl was not found]
[   Note: Some tools will not be built.])
fi
])

dnl $Id: path-ksh.m4,v 1.3.6.1 2004/08/18 07:23:00 ralf Exp $

AC_DEFUN([RTEMS_PATH_KSH],
[
dnl NOTE: prefer bash over ksh over sh
AC_PATH_PROGS(KSH,bash ksh sh)
if test -z "$KSH"; then
dnl NOTE: This cannot happen -- /bin/sh must always exist
AC_MSG_ERROR(
[***]
[    Cannot determine a usable shell bash/ksh/sh]
[    Please contact your system administrator] );
fi
])

dnl $Id: canonical-host.m4,v 1.6.6.1 2004/08/18 07:23:00 ralf Exp $

AC_DEFUN([RTEMS_CANONICAL_HOST],
[dnl
AC_REQUIRE([AC_CANONICAL_HOST])
RTEMS_HOST=$host_os
case "${target}" in
  # hpux unix port should go here
  i[[34567]]86-*linux*)          # unix "simulator" port
        RTEMS_HOST=Linux
	;;
  i[[34567]]86-*freebsd*)         # unix "simulator" port
        RTEMS_HOST=FreeBSD
	;;
  i[[34567]]86-pc-cygwin*) 	# Cygwin is just enough unix like :)
        RTEMS_HOST=Cygwin
	;;