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      1 # Copyright 2017-2024 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 # Test that -list-thread-groups --available works.
     17 
     18 load_lib mi-support.exp
     19 set MIFLAGS "-i=mi"
     20 
     21 standard_testfile
     22 
     23 # Support for XML is needed to run this test.
     24 require allow_xml_test
     25 require can_spawn_for_attach
     26 
     27 if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
     28     untested "failed to compile"
     29     return -1
     30 }
     31 
     32 if [mi_gdb_start] {
     33     return
     34 }
     35 
     36 set string_re {(?:[^\\"]|\\.)*}
     37 
     38 set id_re "id=\"$decimal\""
     39 set type_re "type=\"process\""
     40 set description_re "description=\"$string_re\""
     41 set user_re "user=\"$string_re\""
     42 
     43 # The CORES_RE regexp allows a process to be running on zero or more
     44 # cores.  The former can happen if a process exits while GDB is
     45 # reading information out of /proc.
     46 set cores_re "cores=\\\[(\"$decimal\"(,\"$decimal\")*)?\\\]"
     47 
     48 # List all available processes.
     49 set process_entry_re "{${id_re},${type_re}(,$description_re)?(,$user_re)?(,$cores_re)?}"
     50 
     51 # The list can be long, so read entries one by one to avoid hitting the
     52 # timeout (especially when running with check-read1).
     53 set cmd "-list-thread-groups --available"
     54 set test "list available thread groups"
     55 gdb_test_multiple $cmd $test -prompt "$mi_gdb_prompt" {
     56     -re "\\^done,groups=\\\[" {
     57 	# The beginning of the response.
     58 	exp_continue
     59     }
     60 
     61     -re "${process_entry_re}," {
     62 	# All entries except the last one.
     63 	exp_continue
     64     }
     65 
     66     -re "${process_entry_re}\\\]\r\n${mi_gdb_prompt}" {
     67 	# The last entry.
     68 	pass $gdb_test_name
     69     }
     70 }
     71 
     72 # List specific processes, make sure there are two entries.
     73 set spawn_id_1 [remote_spawn target $binfile]
     74 set pid_1 [spawn_id_get_pid $spawn_id_1]
     75 set id_re_1 "id=\"$pid_1\""
     76 
     77 set spawn_id_2 [remote_spawn target $binfile]
     78 set pid_2 [spawn_id_get_pid $spawn_id_2]
     79 set id_re_2 "id=\"$pid_2\""
     80 
     81 # Unlike the earlier CORES_RE this list must contain at least one
     82 # core.  Given that we know these processes will not exit while GDB is
     83 # reading their information from /proc we can expect at least one core
     84 # for each process.
     85 set cores_re "cores=\\\[\"$decimal\"(,\"$decimal\")*\\\]"
     86 
     87 set process_entry_re_1 "{${id_re_1},${type_re}(,$description_re)?(,$user_re)?(,$cores_re)?}"
     88 set process_entry_re_2 "{${id_re_2},${type_re}(,$description_re)?(,$user_re)?(,$cores_re)?}"
     89 
     90 set process_list_re "(${process_entry_re_1},${process_entry_re_2}|${process_entry_re_2},${process_entry_re_1})"
     91 
     92 mi_gdb_test \
     93     "-list-thread-groups --available i${pid_1} i${pid_2}" \
     94     "\\^done,groups=\\\[${process_list_re}\\\]" \
     95     "list available thread groups with filter"
     96 
     97 kill_wait_spawned_process $spawn_id_1
     98 kill_wait_spawned_process $spawn_id_2
     99