gdb/testsuite/gdb.threads/attach-stopped.exp

   1 # Copyright 2008, 2009, 2010, 2011 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 # This test was created by modifying attach.exp.
  17 # This file was created by Jeff Johnston <jjohnstn@redhat.com>.
  18 # This file was updated by Jan Kratochvil <jan.kratochvil@redhat.com>.
  19
  20 # This test only works on Linux
  21 if { ![isnative] || [is_remote host] || [target_info exists use_gdb_stub]
  22      || ![istarget *-linux*] } {
  23     continue
  24 }
  25
  26 set testfile "attach-stopped"
  27 set srcfile  ${testfile}.c
  28 set binfile  ${objdir}/${subdir}/${testfile}
  29 set escapedbinfile  [string_to_regexp ${objdir}/${subdir}/${testfile}]
  30
  31 #execute_anywhere "rm -f ${binfile}"
  32 remote_exec build "rm -f ${binfile}"
  33 # For debugging this test
  34 #
  35 #log_user 1
  36
  37 proc corefunc { threadtype } {
  38     global srcfile
  39     global binfile
  40     global escapedbinfile
  41     global srcdir
  42     global subdir
  43     global gdb_prompt
  44
  45     if [get_compiler_info ${binfile}] {
  46         return -1
  47     }
  48
  49     # Start the program running and then wait for a bit, to be sure
  50     # that it can be attached to.
  51
  52     set testpid [eval exec $binfile &]
  53
  54     # Avoid some race:
  55     sleep 2
  56
  57     # Stop the program
  58     remote_exec build "kill -s STOP ${testpid}"
  59
  60     # Start with clean gdb
  61     gdb_exit
  62     gdb_start
  63     gdb_reinitialize_dir $srcdir/$subdir
  64     gdb_load ${binfile}
  65
  66     # Verify that we can attach to the stopped process.
  67
  68     set test "$threadtype: attach2 to stopped, after setting file"
  69     gdb_test_multiple "attach $testpid" "$test" {
  70         -re "Attaching to program.*`?$escapedbinfile'?, process $testpid.*$gdb_prompt $" {
  71             pass "$test"
  72         }
  73     }
  74
  75     # ".*sleep.*clone.*" would fail on s390x as bt stops at START_THREAD there.
  76     if {[string equal $threadtype threaded]} {
  77         gdb_test "thread apply all bt" ".*sleep.*start_thread.*" "$threadtype: attach2 to stopped bt"
  78     } else {
  79         gdb_test "bt" ".*sleep.*main.*" "$threadtype: attach2 to stopped bt"
  80     }
  81
  82     gdb_exit
  83
  84     # Avoid some race:
  85     sleep 2
  86
  87     # At this point, the process may be sleeping or T (Stopped) depending on
  88     # the Linux kernel version.  The behavior is not tested as it is not
  89     # dependent on GDB.
  90
  91     remote_exec build "kill -9 ${testpid}"
  92 }
  93
  94 # build the test case first without threads
  95 #
  96 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
  97     untested "attach-stopped.exp (unthreaded)"
  98     return -1
  99 }
 100
 101 corefunc nonthreaded
 102
 103 # build the test case first without threads
 104 #
 105 if  { [gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug additional_flags=-DUSE_THREADS}] != "" } {
 106     untested "attach-stopped.exp (threaded)"
 107     return -1
 108 }
 109
 110 corefunc threaded
 111
 112 return 0