gdb.base/async.exp: Fix races.

[thirdparty/binutils-gdb.git] / gdb / testsuite / gdb.base / async.exp

#   Copyright 1999-2014 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/>.


#
# test running programs
#

standard_testfile

########################################
##
## Don't do any of these tests until we reach consensus on this file.
##
return 0
########################################

if {[prepare_for_testing $testfile.exp $testfile $srcfile debug]} {
    untested $testfile.exp
    return -1
}

gdb_test_no_output "set target-async on"

#
# set it up at a breakpoint so we can play with it
#
if ![runto_main] then {
    perror "couldn't run to breakpoint"
    continue
}

gdb_test "break baz" ".*" ""

#
# Make sure we get a 'completed' message when the target is done.
#
gdb_test_no_output "set exec-done-display on"

# Test a background execution command.  COMMAND is the command to
# send.  BEFORE_PROMPT is the pattern expected before the GDB prompt
# is output.  AFTER_PROMPT is the pattern expected after the prompt
# and before "completed".  MESSAGE is optional, and is the pass/fail
# message to br printed.  If omitted, then the command string is used
# as message.
proc test_background {command before_prompt after_prompt {message ""}} {
    global gdb_prompt

    if {$message eq ""} {
        set message $command
    }

    send_gdb "$command\n"
    gdb_expect {
	-re "^$command\r\n${before_prompt}${gdb_prompt}${after_prompt}completed\.\r\n" {
	    pass "$message"
	}
	-re "$gdb_prompt.*completed\.\r\n" {
	    fail "$message"
	}
	timeout  {
	    fail "$message (timeout)"
	}
    }
}

test_background "next&" "" ".*z = 9.*"

test_background "step&" "" ".*y = foo \\(\\).*"

test_background "step&" "" " foo \\(\\) at .*async.c.*x = 5.*"

test_background "stepi&" "" ".*$hex.*x = 5.*"

test_background "nexti&" "" ".*y = 3.*"

test_background "finish&" \
    "Run till exit from #0  foo \\(\\) at.*async.c.*\r\n" \
    ".*$hex in main \\(\\) at.*async.c.*y = foo \\(\\).*Value returned is.*= 8.*"

set jump_here [gdb_get_line_number "jump here"]
test_background "jump $jump_here&" \
    ".*Continuing at $hex.*" \
    ".*Breakpoint 2, baz \\(\\) at.*async.c.*return 5.*" \
    "jump&"

set until_here [gdb_get_line_number "until here"]
test_background "until $until_here&" \
    ".*" \
    ".*$hex in main \\(\\) at.*async.c.*y = baz \\(\\).*" \
    "until&"

gdb_test_no_output "set exec-done-display off"