| 1 | # Copyright 2010-2016 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 | standard_testfile |
| 17 | set executable ${testfile} |
| 18 | |
| 19 | if { [gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { |
| 20 | untested "failed to compile" |
| 21 | return -1 |
| 22 | } |
| 23 | |
| 24 | clean_restart $executable |
| 25 | |
| 26 | if ![runto_main] { |
| 27 | return -1 |
| 28 | } |
| 29 | |
| 30 | # `noprint' would not test the full logic of GDB. |
| 31 | gdb_test "handle SIGUSR1 nostop print pass" \ |
| 32 | "\r\nSIGUSR1\[ \t\]+No\[ \t\]+Yes\[ \t\]+Yes\[ \t\].*" |
| 33 | |
| 34 | gdb_test_no_output "set scheduler-locking off" |
| 35 | |
| 36 | gdb_breakpoint [gdb_get_line_number "step-1"] |
| 37 | gdb_test_no_output {set $step1=$bpnum} |
| 38 | gdb_continue_to_breakpoint "step-1" ".* step-1 .*" |
| 39 | gdb_test_no_output {disable $step1} |
| 40 | |
| 41 | # 1 as we are now stopped at the `step-1' label. |
| 42 | set step_at 1 |
| 43 | for {set i 0} {$i < 100} {incr i} { |
| 44 | set test "step $i" |
| 45 | # Presume this step failed - as in the case of a timeout. |
| 46 | set failed 1 |
| 47 | gdb_test_multiple "step" $test { |
| 48 | -re " received signal SIGUSR1, User defined signal 1.\r\n" { |
| 49 | exp_continue -continue_timer |
| 50 | } |
| 51 | -re "step-(\[012\]).*\r\n$gdb_prompt $" { |
| 52 | set now $expect_out(1,string) |
| 53 | if {$step_at == 2 && $now == 1} { |
| 54 | set failed 0 |
| 55 | } elseif {$step_at == 1 && $now == 2} { |
| 56 | set failed 0 |
| 57 | # Continue over the re-signalling back to the handle entry. |
| 58 | gdb_test_no_output {enable $step1} "" |
| 59 | gdb_test "continue" " step-1 .*" "" |
| 60 | set now 1 |
| 61 | gdb_test_no_output {disable $step1} "" |
| 62 | } else { |
| 63 | fail $test |
| 64 | } |
| 65 | set step_at $now |
| 66 | } |
| 67 | } |
| 68 | if $failed { |
| 69 | return |
| 70 | } |
| 71 | } |
| 72 | # We can never reliably say the racy problematic case has been tested. |
| 73 | pass "step" |