128 lines
3.8 KiB
Text
128 lines
3.8 KiB
Text
# Copyright 2004-2015 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/>.
|
|
|
|
|
|
# Multi-threaded siginfo test.
|
|
|
|
if [target_info exists gdb,nosignals] {
|
|
verbose "Skipping siginfo-thread.exp because of nosignals."
|
|
continue
|
|
}
|
|
|
|
if { ! [istarget "i?86-*-linux*"]
|
|
&& ! [istarget "x86_64-*-linux*"]
|
|
&& ! [istarget "arm*-*-linux*"] } {
|
|
verbose "Skipping siginfo-thread.exp because of lack of support."
|
|
return
|
|
}
|
|
|
|
standard_testfile .c
|
|
|
|
if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" \
|
|
"${binfile}" executable {debug}] != "" } {
|
|
return -1
|
|
}
|
|
|
|
clean_restart $binfile
|
|
|
|
# Advance to main
|
|
if { ![runto_main] } then {
|
|
gdb_suppress_tests
|
|
}
|
|
|
|
# Run to the signal.
|
|
gdb_test "continue" ".*Program received signal SIGSEGV.*" "continue to signal"
|
|
|
|
# Try to generate a core file, for a later test.
|
|
set gcorefile [standard_output_file $testfile.gcore]
|
|
set gcore_created [gdb_gcore_cmd $gcorefile "save a core file"]
|
|
|
|
set ssi_addr ""
|
|
set test "Extract si_addr"
|
|
gdb_test_multiple "p \$_siginfo" "$test" {
|
|
-re "si_addr = ($hex).*$gdb_prompt $" {
|
|
set ssi_addr $expect_out(1,string)
|
|
pass "$test"
|
|
}
|
|
}
|
|
|
|
set test "Extract si_errno"
|
|
gdb_test_multiple "p \$_siginfo" "$test" {
|
|
-re "si_errno = (\[0-9\]\+).*$gdb_prompt $" {
|
|
set ssi_errno $expect_out(1,string)
|
|
pass "$test"
|
|
}
|
|
}
|
|
|
|
set test "Extract si_code"
|
|
gdb_test_multiple "p \$_siginfo" "$test" {
|
|
-re "si_code = (\[0-9\]\+).*$gdb_prompt $" {
|
|
set ssi_code $expect_out(1,string)
|
|
pass "$test"
|
|
}
|
|
}
|
|
|
|
set test "Extract si_signo"
|
|
gdb_test_multiple "p \$_siginfo" "$test" {
|
|
-re "si_signo = (\[0-9\]\+).*$gdb_prompt $" {
|
|
set ssi_signo $expect_out(1,string)
|
|
pass "$test"
|
|
}
|
|
}
|
|
|
|
set bp_location [gdb_get_line_number "set breakpoint here"]
|
|
|
|
gdb_test "break $bp_location"
|
|
gdb_test "continue" ".* handler .*" "continue to handler"
|
|
|
|
gdb_test "p ssi_addr" " = \\(void \\*\\) $ssi_addr"
|
|
gdb_test "p ssi_errno" " = $ssi_errno"
|
|
gdb_test "p ssi_code" " = $ssi_code"
|
|
gdb_test "p ssi_signo" " = $ssi_signo"
|
|
|
|
gdb_test "thread 1" ".*"
|
|
# siginfo is available here -- it shows SIGSTOP -- so we test to make
|
|
# sure that we have a different signal from the SEGV thread.
|
|
gdb_test "p \$_siginfo.si_signo == $ssi_signo" " = 0" \
|
|
"test signal in main thread"
|
|
|
|
# Test siginfo preservation in core files.
|
|
if {$gcore_created} {
|
|
clean_restart $binfile
|
|
|
|
gdb_test "core $gcorefile" "Core was generated by.*" \
|
|
"core [file tail $gcorefile]"
|
|
|
|
gdb_test "p \$_siginfo.si_signo" " = $ssi_signo" \
|
|
"p \$_siginfo.si_signo from core file"
|
|
gdb_test "p \$_siginfo.si_errno" " = $ssi_errno" \
|
|
"p \$_siginfo.si_errno from core file"
|
|
gdb_test "p \$_siginfo.si_code" " = $ssi_code" \
|
|
"p \$_siginfo.si_code from core file"
|
|
gdb_test "p \$_siginfo._sifields._sigfault.si_addr" \
|
|
" = \\(void \\*\\) $ssi_addr" \
|
|
"p \$_siginfo._sifields._sigfault.si_addr from core file"
|
|
|
|
# We don't know which thread will be signalled, so we simply
|
|
# ensure that only one thread got a SEGV.
|
|
gdb_test_no_output "set variable \$count = 0"
|
|
foreach thread {1 2} {
|
|
gdb_test "thread $thread" ".*" "select thread $thread with core file"
|
|
gdb_test_no_output \
|
|
"set variable \$count += (\$_siginfo.si_signo == $ssi_signo)" \
|
|
"update counter in thread $thread"
|
|
}
|
|
gdb_test "print \$count" " = 1"
|
|
}
|