xref: /netbsd-src/external/gpl3/gdb.old/dist/gdb/testsuite/gdb.base/paginate-after-ctrl-c-running.exp (revision 4439cfd0acf9c7dc90625e5cd83b2317a9ab8967)
1# Copyright (C) 2014-2023 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
16if [target_info exists gdb,nointerrupts] {
17    verbose "Skipping paginate-after-ctrl-c-running.exp because of nointerrupts."
18    return
19}
20
21standard_testfile
22
23if {[build_executable "failed to prepare" $testfile $srcfile debug] == -1} {
24    return -1
25}
26
27# Send a ctrl-c while the target is running and check that the output
28# does not cause a pagination prompt.
29
30proc test_ctrlc_while_target_running_does_not_paginate {} {
31    global binfile srcfile
32    global gdb_prompt
33
34    set testline [gdb_get_line_number "after sleep"]
35
36    with_test_prefix "ctrlc target running" {
37	clean_restart $binfile
38
39	if {![runto_main]} {
40	    return 0
41	}
42
43	gdb_test "b $srcfile:$testline" \
44	    "Breakpoint .*$srcfile, line $testline.*" \
45	    "set breakpoint"
46
47	gdb_test_no_output "set height 2"
48
49	# Wait for the "Continuing" line, indicating the program is
50	# running.
51	set test "continue"
52	gdb_test_multiple $test $test {
53	    -re "Continuing" {
54		pass $test
55	    }
56	}
57
58	# The program sleeps 10 seconds.  Wait just a bit and send a
59	# ctrl-c.
60	sleep 2
61	send_gdb "\003"
62
63	# GDB now intercepts the SIGINT and tries to let the user know
64	# about the spurious signal.  Make sure that this does not
65	# trigger pagination.
66	gdb_test_multiple "" "no pagination" {
67	    -re "$gdb_prompt $" {
68		pass $gdb_test_name
69	    }
70	}
71
72	# Confirm GDB can still process input.
73	gdb_test "p 1" " = 1" "GDB accepts further input"
74
75	# In case the board file wants to send further commands.
76	gdb_test_no_output "set height unlimited"
77    }
78}
79
80test_ctrlc_while_target_running_does_not_paginate
81