| # Copyright 2004, 2005, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. |
| |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 3 of the License, or |
| # (at your option) any later version. |
| # |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| |
| |
| # The program sigrepeat.c creates a repeating timer and then waits for |
| # it to fire multiple times. The objective is to create a backlog if |
| # sigalrm signals and hence cause repeated signal delivery without any |
| # cpu advancment. |
| |
| if [target_info exists gdb,nosignals] { |
| verbose "Skipping sigrepeat.exp because of nosignals." |
| continue |
| } |
| |
| if $tracelevel then { |
| strace $tracelevel |
| } |
| |
| set prms_id 0 |
| set bug_id 0 |
| |
| set testfile sigrepeat |
| set srcfile ${testfile}.c |
| set binfile ${objdir}/${subdir}/${testfile} |
| if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { |
| untested "Couldn't compile ${srcfile}" |
| return -1 |
| } |
| |
| # get things started |
| gdb_exit |
| gdb_start |
| gdb_reinitialize_dir $srcdir/$subdir |
| gdb_load ${binfile} |
| |
| # Advance to main |
| if { ![runto_main] } then { |
| gdb_suppress_tests; |
| } |
| |
| # Run to the signal handler wait loop. |
| set infinite_loop [gdb_get_line_number {infinite loop}] |
| gdb_test "advance $infinite_loop" "" "advance to infinite loop" |
| |
| # Make the first of many signals come pending |
| sleep 1 |
| |
| # Try to step off this line |
| gdb_test "next" "return 0;.*" |