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

   1 # Copyright 2008-2022 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 # Check if start command is supported.
  29 require use_gdb_stub 0
  30
  31 # The plan is for async mode to become the default but toggle for now.
  32 set saved_gdbflags $GDBFLAGS
  33 set GDBFLAGS [concat $GDBFLAGS " -ex \"set mi-async on\""]
  34
  35 load_lib mi-support.exp
  36
  37 gdb_exit
  38 if [mi_gdb_start] {
  39     return
  40 }
  41
  42 standard_testfile basics.c
  43
  44 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  45      untested "failed to compile"
  46      return -1
  47 }
  48
  49 mi_delete_breakpoints
  50 mi_gdb_reinitialize_dir $srcdir/$subdir
  51 mi_gdb_load ${binfile}
  52
  53 # mi_gdb_test cannot be used for asynchronous commands because there are
  54 # two prompts involved and this can lead to a race condition.
  55
  56 proc linux_async_tests {} {
  57     global mi_gdb_prompt
  58     global hex
  59
  60     set line_main_head     [gdb_get_line_number "main ("]
  61     set line_main_body     [expr $line_main_head + 2]
  62     set line_main_next     [expr $line_main_head + 3]
  63
  64     mi_send_resuming_command_raw "start" "start: send"
  65     mi_expect_stop "breakpoint-hit" "main" "" ".*basics.c" "$line_main_body" { "" "disp=\"del\"" } "start: stop"
  66
  67     mi_send_resuming_command_raw "next" "CLI next: send"
  68     mi_expect_stop "end-stepping-range" "main" "" ".*basics.c" "$line_main_next" "" "CLI next: stop"
  69
  70     mi_gdb_test "-exec-interrupt" \
  71         "" \
  72         ""
  73
  74     mi_send_resuming_command_raw "start" "restart: send"
  75     mi_expect_stop "breakpoint-hit" "main" "" ".*basics.c" "$line_main_body" { "" "disp=\"del\"" } "restart: stop"
  76 }
  77
  78
  79 linux_async_tests
  80
  81 mi_gdb_exit
  82
  83 set GDBFLAGS $saved_gdbflags
  84
  85 return 0