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dnl $Id$
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
RTEMS_TOPdir="$1";
AC_SUBST(RTEMS_TOPdir)
PROJECT_ROOT=`pwd`/$RTEMS_TOPdir;
AC_SUBST(PROJECT_ROOT)
dnl Determine RTEMS Version string from the VERSION file
dnl Hopefully, Joel never changes its format ;-
AC_MSG_CHECKING([for RTEMS Version])
if test -r "${srcdir}/${RTEMS_TOPdir}/VERSION"; then
changequote(,)dnl
RTEMS_VERSION=`grep Version ${srcdir}/${RTEMS_TOPdir}/VERSION | \
sed -e 's%RTEMS[ ]*Version[ ]*\(.*\)[ ]*%\1%g'`
changequote([,])dnl
else
AC_MSG_ERROR(Unable to find ${RTEMS_TOPdir}/VERSION)
fi
if test -z "$RTEMS_VERSION"; then
AC_MSG_ERROR(Unable to determine version)
fi
AC_MSG_RESULT($RTEMS_VERSION)
dnl FIXME: This once gets activated in future or will be removed
dnl RTEMS_ROOT='$(top_srcdir)'/$RTEMS_TOPdir;
dnl AC_SUBST(RTEMS_ROOT)
])dnl
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