binutils-gdb/gdb/testsuite/gdb.threads/sigstep-threads.exp

74 lines
2.2 KiB
Plaintext

# Copyright 2010-2013 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 ${testfile}.exp
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 "\r\nProgram 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"