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618f726f | 1 | # Copyright 2014-2016 Free Software Foundation, Inc. |
fc126975 SM |
2 | |
3 | # This program is free software; you can redistribute it and/or modify | |
4 | # it under the terms of the GNU General Public License as published by | |
5 | # the Free Software Foundation; either version 3 of the License, or | |
6 | # (at your option) any later version. | |
7 | # | |
8 | # This program is distributed in the hope that it will be useful, | |
9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | # GNU General Public License for more details. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
15 | ||
16 | # This test checks that inserting a dprintf and detaching does not crash | |
17 | # the program. | |
18 | # | |
19 | # Related bug: https://sourceware.org/bugzilla/show_bug.cgi?id=17012 | |
20 | ||
21 | load_lib gdbserver-support.exp | |
22 | ||
23 | # The test relies on "detach/attach". | |
24 | if { [target_info exists use_gdb_stub] } then { | |
25 | return 0 | |
26 | } | |
27 | ||
28 | standard_testfile | |
29 | set escapedbinfile [string_to_regexp ${binfile}] | |
30 | ||
31 | if [prepare_for_testing "failed to prepare for dprintf-detach" \ | |
32 | ${testfile} ${srcfile} {debug}] { | |
33 | return -1 | |
34 | } | |
35 | ||
36 | proc dprintf_detach_test { breakpoint_always_inserted dprintf_style disconnected_dprintf } { | |
37 | set test_prefix "bai=${breakpoint_always_inserted} ds=${dprintf_style} dd=${disconnected_dprintf}" | |
38 | global binfile decimal gdb_prompt escapedbinfile | |
39 | ||
40 | with_test_prefix "$test_prefix" { | |
41 | # Start with a clean gdb | |
42 | clean_restart ${binfile} | |
43 | ||
44 | gdb_test_no_output "set breakpoint always-inserted ${breakpoint_always_inserted}" | |
45 | gdb_test_no_output "set dprintf-style ${dprintf_style}" | |
46 | gdb_test_no_output "set disconnected-dprintf ${disconnected_dprintf}" | |
47 | ||
48 | if ![runto_main] { | |
49 | fail "Can't run to main" | |
50 | return -1 | |
51 | } | |
52 | ||
53 | # Get PID of test program. | |
54 | set inferior_pid -1 | |
55 | set test "get inferior process ID" | |
56 | gdb_test_multiple "call getpid ()" $test { | |
57 | -re ".* = ($decimal).*$gdb_prompt $" { | |
58 | set inferior_pid $expect_out(1,string) | |
59 | pass $test | |
60 | } | |
61 | } | |
62 | ||
63 | if {$inferior_pid == -1} { | |
64 | return | |
65 | } | |
66 | ||
67 | # Add a dprintf and detach. | |
68 | gdb_test "dprintf function, \"hello\"" "Dprintf .*" "dprintf insertion" | |
69 | gdb_test "detach" "Detaching from program: .*$escapedbinfile, .*" "detach program" | |
70 | ||
71 | gdb_exit | |
72 | ||
73 | # Check that the process still exists by attaching a new gdb to it. | |
74 | clean_restart ${binfile} | |
75 | set test "re-attach to inferior" | |
76 | set is_gdbserver [target_is_gdbserver] | |
77 | ||
78 | if { $is_gdbserver == 1 } { | |
79 | setup_kfail "*-*-*" "server/17302" | |
80 | } else { | |
81 | # Give some time for the ex-inferior to run and hopefully not crash. | |
82 | sleep 1 | |
83 | } | |
84 | ||
85 | gdb_test "attach $inferior_pid" "Attaching to program: $escapedbinfile, process $inferior_pid.*Reading symbols from.*" "$test" | |
86 | } | |
87 | } | |
88 | ||
89 | foreach breakpoint_always_inserted { "on" "off" } { | |
90 | foreach dprintf_style { "gdb" "call" "agent" } { | |
91 | foreach disconnected_dprintf { "on" "off" } { | |
92 | dprintf_detach_test $breakpoint_always_inserted $dprintf_style $disconnected_dprintf | |
93 | } | |
94 | } | |
95 | } |