gdb/testsuite/gdb.base/async.exp

   1 #   Copyright 1999-2016 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15
  16
  17 #
  18 # test running programs
  19 #
  20
  21 standard_testfile
  22
  23 if {[prepare_for_testing $testfile.exp $testfile $srcfile debug]} {
  24     untested $testfile.exp
  25     return -1
  26 }
  27
  28 #
  29 # set it up at a breakpoint so we can play with it
  30 #
  31 if ![runto_main] then {
  32     perror "couldn't run to breakpoint"
  33     continue
  34 }
  35
  36 gdb_test "break baz" ".*" ""
  37
  38 #
  39 # Make sure we get a 'completed' message when the target is done.
  40 #
  41 gdb_test_no_output "set exec-done-display on"
  42
  43 # Test a background execution command.  COMMAND is the command to
  44 # send.  BEFORE_PROMPT is the pattern expected before the GDB prompt
  45 # is output.  AFTER_PROMPT is the pattern expected after the prompt
  46 # and before "completed".  MESSAGE is optional, and is the pass/fail
  47 # message to br printed.  If omitted, then the command string is used
  48 # as message.
  49 proc test_background {command before_prompt after_prompt {message ""}} {
  50     global gdb_prompt
  51
  52     if {$message eq ""} {
  53         set message $command
  54     }
  55
  56     send_gdb "$command\n"
  57     gdb_expect {
  58         -re "^$command\r\n${before_prompt}${gdb_prompt}${after_prompt}completed\.\r\n" {
  59             pass "$message"
  60             return 0
  61         }
  62         -re "$gdb_prompt.*completed\.\r\n" {
  63             fail "$message"
  64         }
  65         -re ".*Asynchronous execution not supported on this target\..*" {
  66             unsupported "Asynchronous execution not supported: $message"
  67         }
  68         timeout  {
  69             fail "$message (timeout)"
  70         }
  71     }
  72     return -1
  73 }
  74
  75 if {[test_background "next&" "" ".*z = 9.*"] < 0} {
  76     return
  77 }
  78
  79 test_background "step&" "" ".*y = foo \\(\\).*" "step& #1"
  80
  81 test_background "step&" "" " foo \\(\\) at .*async.c.*x = 5.*" "step& #2"
  82
  83 test_background "stepi&" "" ".*$hex.*x = 5.*"
  84
  85 # Get the next instruction address.
  86 set next_insn_addr ""
  87 set test "get next insn"
  88 gdb_test_multiple {x/2i $pc} "$test" {
  89     -re "=> $hex .* 0x(\[0-9a-f\]*) .*$gdb_prompt $" {
  90         set next_insn_addr $expect_out(1,string)
  91         pass "$test"
  92     }
  93 }
  94
  95 # We nexti into the same source line.  The current PC is printed out.
  96 test_background "nexti&" "" ".* 0x0*$next_insn_addr.* x = 5; .*"
  97
  98 # PC is in the middle of a source line, so the PC address is displayed.
  99 test_background "finish&" \
 100     "Run till exit from #0  $hex in foo \\(\\) at.*async.c.*\r\n" \
 101     ".*$hex in main \\(\\) at.*async.c.*y = foo \\(\\).*Value returned is.*= 8.*"
 102
 103 set jump_here [gdb_get_line_number "jump here"]
 104 test_background "jump $jump_here&" \
 105     ".*Continuing at $hex.*" \
 106     ".*Breakpoint 2, baz \\(\\) at.*async.c.*return 5.*" \
 107     "jump&"
 108
 109 set until_here [gdb_get_line_number "until here"]
 110 test_background "until $until_here&" \
 111     ".*" \
 112     ".*$hex in main \\(\\) at.*async.c.*y = baz \\(\\).*" \
 113     "until&"
 114
 115 gdb_test_no_output "set exec-done-display off"