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rtems/aclocal/rtems-top.m4
Ralf Corsepius b42cae739f 2011-03-04 Ralf Corsépius <ralf.corsepius@rtems.org>
* Makefile.maint, aclocal/rpm.m4, aclocal/rtems-top.m4,
	aclocal/version.m4: Rename RTEMS_API into _RTEMS_API.
2011-03-04 16:22:17 +00:00

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dnl $Id$
# AC_DISABLE_OPTION_CHECKING is not available before 2.62
AC_PREREQ(2.62)
dnl
dnl RTEMS_TOP($1)
dnl
dnl $1 .. relative path from this configure.in to the toplevel configure.in
dnl
AC_DEFUN([RTEMS_TOP],
[dnl
AC_REQUIRE([RTEMS_VERSIONING])
AC_REQUIRE([AC_DISABLE_OPTION_CHECKING])
AC_CONFIG_AUX_DIR([$1])
AC_CHECK_PROGS(MAKE, gmake make)
AC_BEFORE([$0], [AM_INIT_AUTOMAKE])dnl
AC_PREFIX_DEFAULT([/opt/rtems-][_RTEMS_API])
RTEMS_TOPdir="$1";
AC_SUBST(RTEMS_TOPdir)
dots=`echo $with_target_subdir|\
sed -e 's,^\.$,,' -e 's%^\./%%' -e 's%[[^/]]$%&/%' -e 's%[[^/]]*/%../%g'`
PROJECT_TOPdir=${dots}${RTEMS_TOPdir}/'$(top_builddir)'
AC_SUBST(PROJECT_TOPdir)
PROJECT_ROOT="${RTEMS_TOPdir}/\$(top_builddir)"
AC_SUBST(PROJECT_ROOT)
AC_MSG_CHECKING([for RTEMS Version])
AC_MSG_RESULT([_RTEMS_VERSION])
])dnl