projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 1ba1ac88 AB |
1 | # This testcase is part of GDB, the GNU debugger. |
| 2 | # | |
| 88b9d363 | 3 | # Copyright 2019-2022 Free Software Foundation, Inc. |
| 1ba1ac88 AB |
4 | # |
| 5 | # This program is free software; you can redistribute it and/or modify | |
| 6 | # it under the terms of the GNU General Public License as published by | |
| 7 | # the Free Software Foundation; either version 3 of the License, or | |
| 8 | # (at your option) any later version. | |
| 9 | # | |
| 10 | # This program is distributed in the hope that it will be useful, | |
| 11 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 13 | # GNU General Public License for more details. | |
| 14 | # | |
| 15 | # You should have received a copy of the GNU General Public License | |
| 16 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 17 | ||
| 18 | # This test script exposes a bug where, if gdbserver dies while GDB is | |
| 19 | # sourcing a python command like 'gdb.execute ("continue")', then GDB | |
| 20 | # will deadlock. | |
| 21 | ||
| 22 | load_lib gdbserver-support.exp | |
| 23 | ||
| 24 | standard_testfile multi-ui-errors.c | |
| 25 | ||
| 26 | if {[skip_gdbserver_tests]} { | |
| 27 | return 0 | |
| 28 | } | |
| 29 | ||
| 30 | if {[build_executable "failed to prepare" ${testfile} \ | |
| 31 | ${srcfile}] == -1} { | |
| 32 | return -1 | |
| 33 | } | |
| 34 | ||
| 35 | # Start gdbserver. | |
| 36 | set res [gdbserver_spawn "${binfile}"] | |
| 37 | set gdbserver_protocol [lindex $res 0] | |
| 38 | set gdbserver_gdbport [lindex $res 1] | |
| 39 | set gdbserver_pid [exp_pid -i $server_spawn_id] | |
| 40 | ||
| 41 | # Generate a python script we will later source. | |
| 42 | set file1 [standard_output_file file1.py] | |
| 43 | set fd [open "$file1" w] | |
| 44 | puts $fd \ | |
| 45 | "import gdb | |
| 46 | ||
| 47 | def do_gdb_stuff (): | |
| 48 | gdb.execute ('target $gdbserver_protocol $gdbserver_gdbport') | |
| 49 | gdb.execute ('continue') | |
| 50 | ||
| 51 | do_gdb_stuff()" | |
| 52 | close $fd | |
| 53 | ||
| 54 | # Now start GDB, sourcing the python command file we generated above. | |
| 55 | # Set the height and width so we don't end up at a paging prompt. | |
| 56 | if {[gdb_spawn_with_cmdline_opts \ | |
| 57 | "-quiet -iex \"set height 0\" -iex \"set width 0\" -ex \"source $file1\""] != 0} { | |
| 58 | fail "spawn" | |
| 59 | return | |
| 60 | } | |
| 61 | ||
| 62 | # Wait for the inferior to start up. | |
| 63 | with_spawn_id $server_spawn_id { | |
| 64 | gdb_test_multiple "" "ensure inferior is running" { | |
| 65 | -re "@@XX@@ Inferior Starting @@XX@@" { | |
| 66 | pass $gdb_test_name | |
| 67 | } | |
| 68 | timeout { | |
| 195a8287 | 69 | fail $gdb_test_name |
| 1ba1ac88 AB |
70 | } |
| 71 | } | |
| 72 | } | |
| 73 | ||
| 74 | # Now kill the gdbserver. | |
| 75 | remote_exec target "kill -9 $gdbserver_pid" | |
| 76 | ||
| 77 | # Wait for GDB to return to a prompt. | |
| 78 | gdb_test_multiple "" "landed at prompt after gdbserver dies" { | |
| 79 | -re "$gdb_prompt $" { | |
| 80 | pass $gdb_test_name | |
| 81 | } | |
| 82 | timeout { | |
| 83 | fail "$gdb_test_name (timeout)" | |
| 84 | } | |
| 85 | } | |
| 86 | ||
| 87 | # Run a simple command to ensure we can interact with GDB. | |
| 88 | gdb_test "echo hello\\n" "hello" "can we interact with gdb" |