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# Copyright 2011-2022 Free Software Foundation, Inc.
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
standard_testfile .c
# This test is Linux-only.
if ![istarget *-*-linux*] then {
unsupported "info-os.exp"
return -1
}
# Support for XML-output is needed to run this test.
if [gdb_skip_xml_test] then {
unsupported "info-os.exp"
return -1
}
# Compile test program.
if { [prepare_for_testing "failed to prepare" $testfile $srcfile {debug pthreads}] } {
return -1
}
if ![runto_main] then {
return -1
}
# Get PID of test program.
set inferior_pid ""
set test "get inferior process ID"
gdb_test_multiple "call (int) getpid()" $test {
-re ".* = ($decimal).*$gdb_prompt $" {
set inferior_pid $expect_out(1,string)
pass $test
}
}
if {$inferior_pid == ""} {
untested "failed to get pid"
return
}
gdb_breakpoint ${srcfile}:[gdb_get_line_number "Set breakpoint here"]
gdb_continue_to_breakpoint "Set breakpoint here"
# Get keys and IDs of the IPC object instances.
set shmkey -1
set test "get shared memory key"
gdb_test_multiple "print shmkey" $test {
-re ".* = ($decimal).*$gdb_prompt $" {
set shmkey $expect_out(1,string)
pass $test
}
}
set shmid -1
set test "get shared memory ID"
gdb_test_multiple "print shmid" $test {
-re ".* = ($decimal).*$gdb_prompt $" {
set shmid $expect_out(1,string)
pass $test
}
}
set semkey -1
set test "get semaphore key"
gdb_test_multiple "print semkey" $test {
-re ".* = ($decimal).*$gdb_prompt $" {
set semkey $expect_out(1,string)
pass $test
}
}
set semid -1
set test "get semaphore ID"
gdb_test_multiple "print semid" $test {
-re ".* = ($decimal).*$gdb_prompt $" {
set semid $expect_out(1,string)
pass $test
}
}
set msgkey -1
set test "get message queue key"
gdb_test_multiple "print msgkey" $test {
-re ".* = ($decimal).*$gdb_prompt $" {
set msgkey $expect_out(1,string)
pass $test
}
}
set msqid -1
set test "get message queue ID"
gdb_test_multiple "print msqid" $test {
-re ".* = ($decimal).*$gdb_prompt $" {
set msqid $expect_out(1,string)
pass $test
}
}
# Get port number of test socket.
set port -1
set test "get socket port number"
gdb_test_multiple "print port" $test {
-re ".* = ($decimal).*$gdb_prompt $" {
set port $expect_out(1,string)
pass $test
}
}
# Act like gdb_test but prevent: +ERROR: internal buffer is full.
proc expect_multiline { command expect test } {
global gdb_prompt
# Do not duplicate FAILs from gdb_test_multiple.
set found 0
set ok 0
gdb_test_multiple $command $test {
-re "^$expect *\r\n" {
set found 1
exp_continue
}
-re "^$gdb_prompt $" {
if $found {
set ok 1
}
# Exit the loop.
}
-re "\r\n" {
# Drop the buffer.
exp_continue
}
}
gdb_assert { $ok } $test
}
# Test output of the 'info os' commands against the expected results.
# pid user command cores
expect_multiline "info os processes" "$inferior_pid +\\S+ +\\S*info-os +\[0-9,\]+" "get process list"
# pgid leader pid command line
expect_multiline "info os procgroups" "$inferior_pid +info-os +$inferior_pid +\\S*info-os" "get process groups"
# pid command tid core
expect_multiline "info os threads" "$inferior_pid +info-os +\\d+ +\\d+" "get threads"
# pid command fd name
expect_multiline "info os files" "$inferior_pid +info-os +\\d+ +/dev/null" "get file descriptors"
# local address l-port remote addr r-port state user family protocol
expect_multiline "info os sockets" "0\\.0\\.0\\.0 +$port +0\\.0\\.0\\.0 +0 +LISTEN +\\S+ +INET +STREAM" "get internet-domain sockets"
# key shmid perm size creator command last op command num attached user group creator user creator group last shmat() time last shmdt() time last shmctl() time
expect_multiline "info os shm" "$shmkey +$shmid +666 +4096 +info-os .*" "get shared-memory regions"
# key semid perm num semaphores user group creator user creator group last semop() time last semctl() time
expect_multiline "info os semaphores" "$semkey +$semid +666 +1 .*" "get semaphores"
# key msqid perm num used bytes num messages last msgsnd() command last msgrcv() command user group creator user creator group last msgsnd() time last msgrcv() time last msgctl() time
expect_multiline "info os msg" "$msgkey +$msqid +666 .*" "get message queues"
gdb_test "info os unknown_entry" [multi_line \
"warning: Empty data returned by target. Wrong osdata type\\\?" \
"Can not fetch data now."]
# The SysV IPC primitives linger on after the creating process is killed
# unless they are destroyed explicitly, so allow the test program to tidy
# up after itself.
gdb_test "continue" "exited.*"
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