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b811d2c2 | 1 | # Copyright (C) 2014-2020 Free Software Foundation, Inc. |
70509625 PA |
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 | # Test that an explicit "signal FOO" delivers FOO even if "handle" for | |
17 | # that same signal is set to "nopass". Also make sure the signal is | |
18 | # delivered to the right thread, even if GDB has to step over a | |
19 | # breakpoint in some other thread first. | |
20 | ||
21 | if [target_info exists gdb,nosignals] { | |
22 | verbose "Skipping ${testfile}.exp because of nosignals." | |
23 | return -1 | |
24 | } | |
25 | ||
26 | standard_testfile | |
27 | ||
28 | if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" \ | |
29 | executable { debug }] != "" } { | |
30 | return -1 | |
31 | } | |
32 | ||
33 | # Run the test proper. STEP_OVER indicates whether we leave in place | |
34 | # a breakpoint that needs to be stepped over when we explicitly | |
35 | # request a signal be delivered with the "signal" command. | |
36 | ||
37 | proc test { step_over } { | |
38 | global srcfile binfile | |
39 | ||
40 | with_test_prefix "step-over $step_over" { | |
41 | clean_restart ${binfile} | |
42 | ||
43 | if ![runto_main] then { | |
bc6c7af4 | 44 | fail "can't run to main" |
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45 | return 0 |
46 | } | |
47 | ||
48 | gdb_test "handle SIGUSR1 stop print nopass" | |
49 | ||
50 | gdb_test "b thread_function" "Breakpoint .* at .*$srcfile.*" | |
51 | gdb_test "continue" "thread_function.*" "stopped in thread" | |
52 | ||
53 | # Thread 2 is stopped at a breakpoint. If we leave the | |
54 | # breakpoint in place, GDB needs to move thread 2 past the | |
55 | # breakpoint before delivering the signal to thread 1. We | |
56 | # want to be sure that GDB doesn't mistakenly deliver the | |
57 | # signal to thread 1 while doing that. | |
58 | if { $step_over == "no" } { | |
59 | delete_breakpoints | |
60 | } | |
61 | ||
62 | gdb_test "break handler" "Breakpoint .* at .*$srcfile.*" | |
63 | ||
64 | gdb_test "thread 1" "Switching to thread 1.*" | |
65 | ||
66 | set pattern "\\\* 1\[ \t\]+Thread.*" | |
67 | ||
68 | gdb_test "info threads" $pattern "thread 1 selected" | |
69 | ||
70 | gdb_test "signal SIGUSR1" "handler .*" | |
71 | ||
cc6563d2 PA |
72 | # Make sure it was thread 1 that got the signal. Note we list |
73 | # all threads instead of just thread 1, so that if something | |
74 | # goes wrong and another thread ends up selected, we can | |
75 | # easily see which in the logs. | |
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76 | gdb_test "info threads" $pattern "thread 1 got the signal" |
77 | } | |
78 | } | |
79 | ||
80 | foreach stepover {"yes" "no"} { | |
81 | test $stepover | |
82 | } |