| 1 | # Copyright 2004, 2005 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 2 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, write to the Free Software |
| 15 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 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 | |
| 23 | if [target_info exists gdb,nosignals] { |
| 24 | verbose "Skipping sigstep.exp because of nosignals." |
| 25 | continue |
| 26 | } |
| 27 | |
| 28 | if $tracelevel then { |
| 29 | strace $tracelevel |
| 30 | } |
| 31 | |
| 32 | set prms_id 0 |
| 33 | set bug_id 0 |
| 34 | |
| 35 | set testfile sigrepeat |
| 36 | set srcfile ${testfile}.c |
| 37 | set binfile ${objdir}/${subdir}/${testfile} |
| 38 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { |
| 39 | untested "Couldn't compile ${srcfile}" |
| 40 | return -1 |
| 41 | } |
| 42 | |
| 43 | # get things started |
| 44 | gdb_exit |
| 45 | gdb_start |
| 46 | gdb_reinitialize_dir $srcdir/$subdir |
| 47 | gdb_load ${binfile} |
| 48 | |
| 49 | # Advance to main |
| 50 | if { ![runto_main] } then { |
| 51 | gdb_suppress_tests; |
| 52 | } |
| 53 | |
| 54 | # Run to the signal handler wait loop. |
| 55 | set infinite_loop [gdb_get_line_number {infinite loop}] |
| 56 | gdb_test "advance $infinite_loop" "" "advance to infinite loop" |
| 57 | |
| 58 | # Make the first of many signals come pending |
| 59 | sleep 1 |
| 60 | |
| 61 | # Try to step off this line |
| 62 | gdb_test "next" "return 0;.*" |