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78 lines
2.2 KiB
Plaintext
78 lines
2.2 KiB
Plaintext
# Copyright 2017-2020 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>. */
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# Check that we can attach to processes that are not process group
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# leaders. We test that by attaching to a fork child that doesn't
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# call any of setpgrp/setpgid/setsid to move itself to a new process
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# group.
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if {![can_spawn_for_attach]} {
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return 0
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}
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standard_testfile
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if { [build_executable ${testfile}.exp ${testfile} $srcfile {debug}] == -1 } {
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return -1
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}
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proc do_test {} {
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global binfile
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global decimal
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set test_spawn_id [spawn_wait_for_attach $binfile]
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set parent_pid [spawn_id_get_pid $test_spawn_id]
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# Attach to the parent, run it to a known point, extract the
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# child's PID, and detach.
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with_test_prefix "parent" {
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clean_restart ${binfile}
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gdb_test "attach $parent_pid" \
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"Attaching to program.*, process $parent_pid.*" \
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"attach"
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gdb_breakpoint "marker"
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gdb_continue_to_breakpoint "marker"
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set child_pid [get_integer_valueof "child_pid" -1]
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if {$child_pid == -1} {
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return
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}
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gdb_test "detach" \
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"Detaching from program: .*process $parent_pid\r\n\\\[Inferior $decimal \\(.*\\) detached\\\]"
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}
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# Start over, and attach to the child this time.
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with_test_prefix "child" {
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clean_restart $binfile
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gdb_test "attach $child_pid" \
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"Attaching to program.*, process $child_pid.*" \
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"attach"
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gdb_breakpoint "marker"
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gdb_continue_to_breakpoint "marker"
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gdb_test "detach" \
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"Detaching from program: .*process $child_pid\r\n\\\[Inferior $decimal \\(.*\\) detached\\\]"
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}
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kill_wait_spawned_process $test_spawn_id
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}
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do_test
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