xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.base/async.exp (revision 7d62b00eb9ad855ffcd7da46b41e23feb5476fac)
1#   Copyright 1999-2019 Free Software Foundation, Inc.
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
17#
18# test running programs
19#
20
21standard_testfile
22
23if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
24    return -1
25}
26
27#
28# set it up at a breakpoint so we can play with it
29#
30if ![runto_main] then {
31    perror "couldn't run to breakpoint"
32    continue
33}
34
35gdb_test "break baz" ".*" ""
36
37#
38# Make sure we get a 'completed' message when the target is done.
39#
40gdb_test_no_output "set exec-done-display on"
41
42# Test a background execution command.  COMMAND is the command to
43# send.  BEFORE_PROMPT is the pattern expected before the GDB prompt
44# is output.  AFTER_PROMPT is the pattern expected after the prompt
45# and before "completed".  MESSAGE is optional, and is the pass/fail
46# message to br printed.  If omitted, then the command string is used
47# as message.
48proc test_background {command before_prompt after_prompt {message ""}} {
49    global gdb_prompt
50
51    if {$message eq ""} {
52        set message $command
53    }
54
55    send_gdb "$command\n"
56    gdb_expect {
57	-re "^$command\r\n${before_prompt}${gdb_prompt}${after_prompt}completed\.\r\n" {
58	    pass "$message"
59	    return 0
60	}
61	-re "$gdb_prompt.*completed\.\r\n" {
62	    fail "$message"
63	}
64	-re ".*Asynchronous execution not supported on this target\..*" {
65	    unsupported "asynchronous execution not supported: $message"
66	}
67	timeout  {
68	    fail "$message (timeout)"
69	}
70    }
71    return -1
72}
73
74if {[test_background "next&" "" ".*z = 9.*"] < 0} {
75    return
76}
77
78test_background "step&" "" ".*y = foo \\(\\).*" "step& #1"
79
80test_background "step&" "" " foo \\(\\) at .*async.c.*x = 5.*" "step& #2"
81
82test_background "stepi&" "" ".*$hex.*x = 5.*"
83
84# Get the next instruction address.
85set next_insn_addr ""
86set test "get next insn"
87gdb_test_multiple {x/2i $pc} "$test" {
88    -re "=> $hex .* 0x(\[0-9a-f\]*) .*$gdb_prompt $" {
89	set next_insn_addr $expect_out(1,string)
90	pass "$test"
91    }
92}
93
94# We nexti into the same source line.  The current PC is printed out.
95test_background "nexti&" "" ".* 0x0*$next_insn_addr.* x = 5; .*"
96
97# PC is in the middle of a source line, so the PC address is displayed.
98test_background "finish&" \
99    "Run till exit from #0  $hex in foo \\(\\) at.*async.c.*\r\n" \
100    ".*$hex in main \\(\\) at.*async.c.*y = foo \\(\\).*Value returned is.*= 8.*"
101
102set jump_here [gdb_get_line_number "jump here"]
103test_background "jump $jump_here&" \
104    ".*Continuing at $hex.*" \
105    ".*Breakpoint 2, baz \\(\\) at.*async.c.*return 5.*" \
106    "jump&"
107
108set until_here [gdb_get_line_number "until here"]
109test_background "until $until_here&" \
110    ".*" \
111    ".*$hex in main \\(\\) at.*async.c.*y = baz \\(\\).*" \
112    "until&"
113
114gdb_test_no_output "set exec-done-display off"
115