1# Copyright 2004, 2005, 2007, 2008, 2009, 2010, 2011
2# Free Software Foundation, Inc.
3
4# This program is free software; you can redistribute it and/or modify
5# it under the terms of the GNU General Public License as published by
6# the Free Software Foundation; either version 3 of the License, or
7# (at your option) any later version.
8#
9# This program is distributed in the hope that it will be useful,
10# but WITHOUT ANY WARRANTY; without even the implied warranty of
11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12# GNU General Public License for more details.
13#
14# You should have received a copy of the GNU General Public License
15# along with this program.  If not, see <http://www.gnu.org/licenses/>.
16
17
18# The program sigrepeat.c creates a repeating timer and then waits for
19# it to fire multiple times.  The objective is to create a backlog if
20# sigalrm signals and hence cause repeated signal delivery without any
21# cpu advancment.
22
23if [target_info exists gdb,nosignals] {
24    verbose "Skipping sigrepeat.exp because of nosignals."
25    continue
26}
27
28if $tracelevel then {
29    strace $tracelevel
30}
31
32
33set testfile sigrepeat
34set srcfile ${testfile}.c
35set binfile ${objdir}/${subdir}/${testfile}
36if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
37    untested "Couldn't compile ${srcfile}"
38    return -1
39}
40
41# get things started
42gdb_exit
43gdb_start
44gdb_reinitialize_dir $srcdir/$subdir
45gdb_load ${binfile}
46
47# Advance to main
48if { ![runto_main] } then {
49    gdb_suppress_tests;
50}
51
52# Run to the signal handler wait loop.
53set infinite_loop [gdb_get_line_number {infinite loop}]
54gdb_test "advance $infinite_loop" ".*" "advance to infinite loop"
55
56# Make the first of many signals come pending
57sleep 1
58
59# Try to step off this line
60gdb_test "next" "return 0;.*"
61