| # Copyright 2010-2021 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/>. |
| |
| standard_testfile |
| set executable ${testfile} |
| |
| if { [gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { |
| untested "failed to compile" |
| return -1 |
| } |
| |
| clean_restart $executable |
| |
| if ![runto_main] { |
| return -1 |
| } |
| |
| # `noprint' would not test the full logic of GDB. |
| gdb_test "handle SIGUSR1 nostop print pass" \ |
| "\r\nSIGUSR1\[ \t\]+No\[ \t\]+Yes\[ \t\]+Yes\[ \t\].*" |
| |
| gdb_test_no_output "set scheduler-locking off" |
| |
| gdb_breakpoint [gdb_get_line_number "step-1"] |
| gdb_test_no_output {set $step1=$bpnum} |
| gdb_continue_to_breakpoint "step-1" ".* step-1 .*" |
| gdb_test_no_output {disable $step1} |
| |
| # 1 as we are now stopped at the `step-1' label. |
| set step_at 1 |
| for {set i 0} {$i < 100} {incr i} { |
| set test "step $i" |
| # Presume this step failed - as in the case of a timeout. |
| set failed 1 |
| gdb_test_multiple "step" $test { |
| -re " received signal SIGUSR1, User defined signal 1.\r\n" { |
| exp_continue -continue_timer |
| } |
| -re "step-(\[012\]).*\r\n$gdb_prompt $" { |
| set now $expect_out(1,string) |
| if {$step_at == 2 && $now == 1} { |
| set failed 0 |
| } elseif {$step_at == 1 && $now == 2} { |
| set failed 0 |
| # Continue over the re-signalling back to the handle entry. |
| gdb_test_no_output {enable $step1} "" |
| gdb_test "continue" " step-1 .*" "" |
| set now 1 |
| gdb_test_no_output {disable $step1} "" |
| } else { |
| fail $test |
| } |
| set step_at $now |
| } |
| } |
| if $failed { |
| return |
| } |
| } |
| # We can never reliably say the racy problematic case has been tested. |
| pass "step" |
