| # This testcase is part of GDB, the GNU debugger. |
| |
| # Copyright 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/>. |
| |
| # Test GDB's ability to properly connect to GDBserver with no pre-opened |
| # symbol file. If GDB is buggy, it will drop the connection when |
| # it attempts to open the symbol file indicated by GDBserver and fails. |
| # |
| # This test is only meaningful for standard remote connections. |
| |
| load_lib gdbserver-support.exp |
| |
| standard_testfile |
| |
| if { [skip_gdbserver_tests] } { |
| return 0 |
| } |
| |
| if { [prepare_for_testing $testfile.exp $testfile $srcfile debug] } { |
| return -1 |
| } |
| |
| # Test connecting GDB to GDBserver without loading a symbol file. |
| # |
| # SYSROOT is the desired sysroot string |
| # |
| # ACTION is the action to perform to the symbol file on the target. |
| # It can be either "permission" to deny access to the file or "delete" |
| # to remove the file. |
| # |
| proc connect_no_symbol_file { sysroot action } { |
| global binfile |
| |
| with_test_prefix "setup" { |
| # Copy the symbol file to the target. |
| gdb_remote_download target $binfile.bak $binfile |
| |
| # Make sure we're disconnected, in case we're testing with an |
| # extended-remote board, therefore already connected. |
| gdb_test "disconnect" ".*" "disconnect" |
| |
| # Discard any symbol files that we have opened. |
| gdb_test "file" ".*" "discard symbol table" \ |
| {Discard symbol table from `.*'\? \(y or n\) } "y" |
| |
| # Set sysroot to something non-target and possibly also invalid so that |
| # GDB is unable to open the symbol file. |
| gdb_test_no_output "set sysroot $sysroot" "adjust sysroot" |
| |
| set target_exec [gdbserver_download_current_prog] |
| |
| # Start GDBserver. |
| set res [gdbserver_start "" $target_exec] |
| |
| set gdbserver_protocol [lindex $res 0] |
| set gdbserver_gdbport [lindex $res 1] |
| |
| # Perform test actions to the symbol file on the target. |
| if { $action == "delete" } then { |
| remote_file target delete $binfile |
| } elseif { $action == "permission" } { |
| remote_spawn target "chmod 000 $binfile" |
| } |
| |
| # Connect to GDBserver. |
| gdb_target_cmd $gdbserver_protocol $gdbserver_gdbport |
| } |
| |
| # Check if GDB succeeded connecting to GDBserver by attempting to detach |
| # from the process. |
| gdb_test "detach" \ |
| ".*Detaching from program: , process.*Ending remote debugging.*" \ |
| "connection to GDBserver succeeded" |
| } |
| |
| # Make sure we have the original symbol file in a safe place to copy from. |
| gdb_remote_download host $binfile $binfile.bak |
| |
| # Run the test with different permutations. |
| foreach_with_prefix sysroot {"" "target:"} { |
| foreach_with_prefix action {"permission" "delete"} { |
| connect_no_symbol_file $sysroot $action |
| } |
| } |