gdb/testsuite/gdb.base/paginate-after-ctrl-c-running.exp

   1 # Copyright (C) 2014-2024 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 require {!target_info exists gdb,nointerrupts}
  17
  18 standard_testfile
  19
  20 if {[build_executable "failed to prepare" $testfile $srcfile debug] == -1} {
  21     return -1
  22 }
  23
  24 # Send a ctrl-c while the target is running and check that the output
  25 # does not cause a pagination prompt.
  26
  27 proc test_ctrlc_while_target_running_does_not_paginate {} {
  28     global binfile srcfile
  29     global gdb_prompt
  30
  31     set testline [gdb_get_line_number "after sleep"]
  32
  33     with_test_prefix "ctrlc target running" {
  34         clean_restart $binfile
  35
  36         if {![runto_main]} {
  37             return 0
  38         }
  39
  40         gdb_test "b $srcfile:$testline" \
  41             "Breakpoint .*$srcfile, line $testline.*" \
  42             "set breakpoint"
  43
  44         gdb_test_no_output "set height 2"
  45
  46         # Wait for the "Continuing" line, indicating the program is
  47         # running.
  48         set test "continue"
  49         gdb_test_multiple $test $test {
  50             -re "Continuing" {
  51                 pass $test
  52             }
  53         }
  54
  55         # The program sleeps 10 seconds.  Wait just a bit and send a
  56         # ctrl-c.
  57         sleep 2
  58         send_gdb "\003"
  59
  60         # GDB now intercepts the SIGINT and tries to let the user know
  61         # about the spurious signal.  Make sure that this does not
  62         # trigger pagination.
  63         gdb_test_multiple "" "no pagination" {
  64             -re "$gdb_prompt $" {
  65                 pass $gdb_test_name
  66             }
  67         }
  68
  69         # Confirm GDB can still process input.
  70         gdb_test "p 1" " = 1" "GDB accepts further input"
  71
  72         # In case the board file wants to send further commands.
  73         gdb_test_no_output "set height unlimited"
  74     }
  75 }
  76
  77 test_ctrlc_while_target_running_does_not_paginate