gdb/testsuite/gdb.mi/mi-async.exp

   1 # Copyright 2008-2019 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 # Test asynchronous Machine Interface (MI) responses.
  18 #
  19
  20 # Because of the way this test is written, using 'start' and not using
  21 # mi_run_cmd, it ignores whatever target the rest of GDB testsuite is
  22 # using, and always tries to run natively.  So, don't do anything unless
  23 # we're actually testing native.
  24 if { !([isnative] && [istarget *-linux*]) } then {
  25   return
  26 }
  27
  28 # The plan is for async mode to become the default but toggle for now.
  29 set saved_gdbflags $GDBFLAGS
  30 set GDBFLAGS [concat $GDBFLAGS " -ex \"set mi-async on\""]
  31
  32 load_lib mi-support.exp
  33
  34 gdb_exit
  35 if [mi_gdb_start] {
  36     continue
  37 }
  38
  39 standard_testfile basics.c
  40
  41 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  42      untested "failed to compile"
  43      return -1
  44 }
  45
  46 mi_delete_breakpoints
  47 mi_gdb_reinitialize_dir $srcdir/$subdir
  48 mi_gdb_load ${binfile}
  49
  50 # mi_gdb_test cannot be used for asynchronous commands because there are
  51 # two prompts involved and this can lead to a race condition.
  52
  53 proc linux_async_tests {} {
  54     global mi_gdb_prompt
  55     global hex
  56
  57     set line_main_head     [gdb_get_line_number "main ("]
  58     set line_main_body     [expr $line_main_head + 2]
  59     set line_main_next     [expr $line_main_head + 3]
  60
  61     mi_send_resuming_command_raw "start" "start: send"
  62     mi_expect_stop "breakpoint-hit" "main" "" ".*basics.c" "$line_main_body" { "" "disp=\"del\"" } "start: stop"
  63
  64     mi_send_resuming_command_raw "next" "CLI next: send"
  65     mi_expect_stop "end-stepping-range" "main" "" ".*basics.c" "$line_main_next" "" "CLI next: stop"
  66
  67     mi_gdb_test "-exec-interrupt" \
  68         "" \
  69         ""
  70
  71     mi_send_resuming_command_raw "start" "restart: send"
  72     mi_expect_stop "breakpoint-hit" "main" "" ".*basics.c" "$line_main_body" { "" "disp=\"del\"" } "restart: stop"
  73 }
  74
  75
  76 linux_async_tests
  77
  78 mi_gdb_exit
  79
  80 set GDBFLAGS $saved_gdbflags
  81
  82 return 0