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# Copyright 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010

# 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 .

load_lib mi-support.exp

set MIFLAGS "-i=mi"

gdb_exit

if {[mi_gdb_start]} {

    continue

}

proc mi_nonstop_resume { command test } {

    if { [mi_send_resuming_command $command $test] != 0 } {

        # If a resume fails, assume non-stop is broken or unsupported

        # for this target.  We have logged a FAIL or UNSUPPORTED; skip

        # the remaining tests to limit timeouts.

        return -code continue

    }

}

#

# Start here

#

set testfile "non-stop"

set srcfile "$testfile.c"

set binfile "$objdir/$subdir/mi-$testfile"

set options [list debug incdir=$objdir]

if {[gdb_compile_pthreads "$srcdir/$subdir/$srcfile" $binfile executable $options] != "" } {

    return -1

}

mi_gdb_reinitialize_dir $srcdir/$subdir

mi_gdb_load $binfile

set supported 0

gdb_test_multiple "-gdb-show non-stop" "" {

    -re ".*\\^done,value=\"off\",supported=\"(\[^\"\]+)\"\r\n$mi_gdb_prompt$" {

        if { $expect_out(1,string) == "1" } {

            set supported 1

        }

    }

    -re ".*$mi_gdb_prompt$" {

    }

}

mi_gdb_test "-gdb-set non-stop 1" ".*"

mi_gdb_test "-gdb-set target-async 1" ".*"

detect_async

if { [mi_run_to_main] < 0 } {

    continue

}

mi_create_breakpoint break_at_me 2 keep break_at_me .* .* .* "breakpoint at marker"

mi_nonstop_resume "exec-continue" "resume 1"

mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i0 stop"

mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i0 stop"

mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 1"

mi_gdb_test "-thread-select 2" "\\^done.*" "select thread 2"

mi_create_varobj I_W0 "i" "create varobj in first thread"

mi_gdb_test "-thread-select 3" "\\^done.*" "select thread 3"

mi_create_varobj I_W1 "i" "create varobj in second thread"

mi_nonstop_resume "exec-continue --thread 2" "resume 1"

mi_check_thread_states {"running" "running" "stopped"} "thread state, resume 1"

mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i1 stop"

mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 2"

mi_nonstop_resume "exec-continue --thread 3" "resume 2"

mi_check_thread_states {"running" "stopped" "running"} "thread state, resume 2"

mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i1 stop"

mi_check_thread_states {"running" "stopped" "stopped"} "thread state, stop 3"

mi_varobj_update * {I_W1 I_W0} "update varobj, 1"

mi_check_varobj_value I_W0 1 "check varobj, w0, 1"

mi_check_varobj_value I_W1 1 "check varobj, w1, 1"

gdb_test_multiple "-exec-interrupt --thread 1" "interrupted" {

    -re "\\^done\r\n$mi_gdb_prompt\\*stopped\[^\r\n\]+\r\n$" {

        pass "interrupted"

    }

}

# The interrupt command sends SIGINT to the target, and therefore the

# thread might not be stopped immediately when we return from the target.

# So, wait a bit

sleep 1

mi_check_thread_states {"stopped" "stopped" "stopped"} "thread state, stop 4"

gdb_test_multiple "-exec-continue --all" "resume all" {

    -re ".*\\*running,thread-id=\"3\"\r\n\\*running,thread-id=\"2\"\r\n\\*running,thread-id=\"1\"\r\n$mi_gdb_prompt" {

        pass "resume all"

    }

}

mi_expect_stop "breakpoint-hit" "break_at_me" "\[^\n\]*" "non-stop.c" "\[0-9\]*" {"" "disp=\"keep\""} "w0,i2 stop"

mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w1,i2 stop"

# At this point, thread 1 (main) is running, and worker threads are stopped.

# Check that we can modify breakpoint condition, even when operating on a

# running thread.

mi_gdb_test "-break-condition --thread 1 2 id==1" "\\^done" "set condition, 1"

mi_nonstop_resume "exec-continue --thread 2" "resume 2"

mi_nonstop_resume "exec-continue --thread 3" "resume 3"

sleep 2

mi_expect_stop "breakpoint-hit" "break_at_me" ".*" "non-stop.c" ".*" {"" "disp=\"keep\""} "w0,i3 stop"

mi_check_thread_states {"running" "running" "stopped"} "thread state, stop on cond breakpoint"

# Check that when we update all varobj, we don't get no error about varobj

# bound to running thread.

mi_varobj_update * {I_W1} "update varobj, 2"

mi_check_varobj_value I_W1 3 "check varobj, w1, 1"

# Check that stack commands are allowed on a stopped thread, even if some other threads

# are running, and produce something sane.  Also check we check error on running thread.

mi_gdb_test "-stack-list-frames --thread 2" "\\^error,msg=\".*\"" "stacktrace of running thread"

mi_gdb_test "-stack-list-frames --thread 3" \

    "\\^done,stack=\\\[frame={level=\"0\",addr=\".*\",func=\"break_at_me\".*" \

    "stacktrace of stopped thread"

# verify that after thread exit, the thread is reported as exited in -thread-info, and

# we can still interact with other threads.

mi_gdb_test "-thread-select 2" "\\^done.*" "select first worker thread"

# Since thread 2 is running, we need to set variable via another thread.

mi_gdb_test "-gdb-set --thread 3 variable exit_first_thread=1" ".*\\^done" "ask the second thread to exit"

set test "wait for thread exit"

if { [is_remote target] } {

    # The remote protocol doesn't have support for thread exit

    # notifications.

    unsupported $test

} else {

    gdb_expect {

        -re ".*=thread-exited,id=\"2\",group-id=\"i\[0-9\]+\"\r\n$" {

            pass $test

        }

        timeout {

            fail "$test (timeout)"

        }

    }

}

# See that we can still poke other threads.

mi_gdb_test "-stack-list-frames --thread 3" \

    "\\^done,stack=\\\[frame={level=\"0\",addr=\".*\",func=\"break_at_me\".*" \

    "stacktrace of stopped thread"

mi_gdb_exit