binutils-gdb/gdb/testsuite/gdb.threads/fork-thread-pending.exp

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# Copyright (C) 2009-2015 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/>.
# There's no support for `set follow-fork-mode' in the remote
# protocol.
if { [is_remote target] } {
return 0
}
# Only GNU/Linux is known to support `set follow-fork-mode child'.
#
if { ! [istarget "*-*-linux*"] } {
return 0
}
standard_testfile
if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
return -1
}
clean_restart ${binfile}
if ![runto_main] then {
fail "Can't run to main"
return 0
}
gdb_test_no_output "set follow-fork-mode child" "1, set follow-fork-mode child"
gdb_test "catch fork" "Catchpoint \[0-9\]* \\(fork\\)" "1, insert fork catchpoint"
gdb_breakpoint "start" "" "1, set breakpoint at start"
gdb_test "continue" "Catchpoint.*" "1, get to the fork event"
gdb_test "info threads" " Thread .* Thread .* Thread .* Thread .*" "1, multiple threads found"
gdb_test "thread 1" ".*" "1, switched away from event thread"
gdb_test "continue" "Not resuming.*" "1, refused to resume"
set test "1, followed to the child, found one thread"
gdb_test_multiple "info threads" "metest" {
-re " Thread .* Thread .*$gdb_prompt $" {
fail "$test"
}
-re " Thread .*$gdb_prompt $" {
pass "$test"
}
-re "$gdb_prompt $" {
fail "$test (unknown output)"
}
timeout {
fail "$test (timeout)"
}
}
gdb_test "continue" "Breakpoint 3, start.*" "1, get to the spawned thread in fork child"
set test "1, followed to the child, found two threads"
gdb_test_multiple "info threads" "$test" {
-re " Thread .* Thread .* Thread .*$gdb_prompt $" {
fail "$test"
}
-re " Thread .* Thread .*$gdb_prompt $" {
pass "$test"
}
-re "$gdb_prompt $" {
fail "$test (unknown output)"
}
timeout {
fail "$test (timeout)"
}
}
# Start over, but this time, don't switch away from the fork event thread.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
if ![runto_main] then {
fail "Can't run to main"
return 0
}
gdb_test_no_output "set follow-fork-mode child" "2, set follow-fork-mode child"
gdb_test "catch fork" "Catchpoint \[0-9\]* \\(fork\\)" "2, insert fork catchpoint"
gdb_breakpoint "start"
gdb_test "continue" "Catchpoint.*" "2, get to the fork event"
gdb_test "info threads" " Thread .* Thread .* Thread .* Thread .*" "2, multiple threads found"
gdb_test "continue" "Breakpoint 3, start.*" "2, get to the spawned thread in fork child"
set test "2, followed to the child, found two threads"
gdb_test_multiple "info threads" "$test" {
-re " Thread .* Thread .* Thread .*$gdb_prompt $" {
fail "$test"
}
-re " Thread .* Thread .*$gdb_prompt $" {
pass "$test"
}
-re "$gdb_prompt $" {
fail "$test (unknown output)"
}
timeout {
fail "$test (timeout)"
}
}