| # Copyright 2012-2016 Free Software Foundation, Inc. |
| |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 3 of the License, 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, see <http://www.gnu.org/licenses/>. |
| |
| # Make the boards under testsuite/boards automatically available to |
| # DejaGnu. This is sourced by the `site.exp' file generated in the |
| # root of the testsuite's build directory. |
| |
| # Append GDB's boards dir to DejaGnu's board dir list, making sure |
| # that that is the last boards dir in the list, so that boards found |
| # in directories appended to the list by either the global config |
| # site.exp, or in `$(dirname $DEJAGNU)/boards' override GDB's boards. |
| # Unfortunately, there's no standard way to get that behavior. To |
| # make it happen, we trace all writes to the $boards_dirs global, and |
| # make sure our dir is always the last in the list. This relies on |
| # the fact that DejaGnu always writes to this variable, even if just |
| # to set it to the empty list, which it does. |
| # |
| proc append_gdb_boards_dir { name1 name2 op } { |
| global srcdir |
| global boards_dir |
| |
| # In case someone wants to point at GDB's boards dir in the global |
| # config before some other board dir, in which case we should not |
| # push it to the end of the list, use an unlikely path to GDB's |
| # boards, so it compares different to other simpler but equivalent |
| # paths. |
| set gdb_boards_dir "${srcdir}/boards/../boards" |
| |
| # Keep our board dir last in the list. |
| set idx [lsearch -exact $boards_dir "$gdb_boards_dir"] |
| if { $idx >= 0 } { |
| set boards_dir [lreplace $boards_dir $idx $idx] |
| } |
| lappend boards_dir "${gdb_boards_dir}" |
| } |
| trace variable "boards_dir" w append_gdb_boards_dir |