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binutils-gdb/gdb/testsuite/gdb.base/maint.exp
Joel Brobecker e2882c8578 Update copyright year range in all GDB files 
gdb/ChangeLog:

        Update copyright year range in all GDB files
2018-01-02 07:38:06 +04:00

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# Copyright 1998-2018 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/>.
# This file was written by Elena Zannoni (ezannoni@cygnus.com)
# this file tests maintenance commands and help on those.
# source file used is break.c
#maintenance check-psymtabs -- Check consistency of psymtabs vs symtabs
#maintenance check-symtabs -- Check consistency of symtabs
#maintenance expand-symtabs -- Expand symtabs matching a file regexp
#maintenance set -- Set GDB internal variables used by the GDB maintainer
#maintenance show -- Show GDB internal variables used by the GDB maintainer
#maintenance dump-me -- Get fatal error; make debugger dump its core
#maintenance print -- Maintenance command for printing GDB internal state
#maintenance info -- Commands for showing internal info about the program being debugged
#maintenance internal-error -- Give GDB an internal error.
#
#maintenance print dummy-frames -- Print the dummy frame stack
#maintenance print statistics -- Print statistics about internal gdb state
#maintenance print objfiles -- Print dump of current object file definitions
#maintenance print psymbols -- Print dump of current partial symbol definitions
#maintenance print msymbols -- Print dump of current minimal symbol definitions
#maintenance print symbols -- Print dump of current symbol definitions
#maintenance print type -- Print a type chain for a given symbol
#maintenance print unwind -- Print unwind table entry at given address
#
#
#maintenance info sections -- List the BFD sections of the exec and core files
#maintenance info breakpoints -- Status of all breakpoints
#
standard_testfile break.c break1.c
if {[prepare_for_testing "failed to prepare" $testfile \
[list $srcfile $srcfile2] {debug nowarnings}]} {
return -1
}
# The commands we test here produce many lines of output; disable "press
# <return> to continue" prompts.
gdb_test_no_output "set height 0"
# Tests that require that no program is running
gdb_file_cmd ${binfile}
# Test for a regression where this command would internal-error if the
# program wasn't running.
gdb_test "maint print registers" "Name.*Nr.*Rel.*Offset.*Size.*Type.*"
# Test "mt expand-symtabs" here as it's easier to verify before we
# run the program.
gdb_test_no_output "mt set per on" "mt set per on for expand-symtabs"
gdb_test_multiple "mt expand-symtabs $subdir/break\[.\]c$" \
"mt expand-symtabs" {
-re "#compunits: (1|2) \\(\[+\](0|1|2)\\),.*$gdb_prompt $" {
# This should expand at most two primary symtabs.
# "Normally" it will not expand any, because the symtab
# holding "main" will already have been expanded, but if the
# file is compiled with -fdebug-types-section then a second primary
# symtab for break.c will be created for any types.
pass "mt expand-symtabs"
}
}
gdb_test "mt set per off" ".*" "mt set per off for expand-symtabs"
# Tests that can or should be done with a running program
gdb_load ${binfile}
if ![runto_main] then {
perror "tests suppressed"
}
# If we're using .gdb_index or .debug_names there will be no psymtabs.
set have_gdb_index 0
gdb_test_multiple "maint info sections .gdb_index .debug_names" "check for .gdb_index" {
-re ": \\.gdb_index .*\r\n$gdb_prompt $" {
set have_gdb_index 1
}
-re ": \\.debug_names .*\r\n$gdb_prompt $" {
set have_gdb_index 1
}
-re ".*$gdb_prompt $" {
;# Nothing to do, present to avoid a FAIL.
}
}
#
# this command does not produce any output
# unless there is some problem with the symtabs and psymtabs
# so that branch will really never be covered in this tests here!!
#
# guo: on linux this command output is huge. for some reason splitting up
# the regexp checks works.
#
send_gdb "maint check-psymtabs\n"
gdb_expect {
-re "^maint check-psymtabs" {
gdb_expect {
-re "$gdb_prompt $" {
pass "maint check-psymtabs"
}
timeout { fail "(timeout) maint check-psymtabs" }
}
}
-re ".*$gdb_prompt $" { fail "maint check-psymtabs" }
timeout { fail "(timeout) maint check-psymtabs" }
}
# This command does not produce any output unless there is some problem
# with the symtabs, so that branch will really never be covered in the
# tests here!!
gdb_test_no_output "maint check-symtabs"
# Test per-command stats.
gdb_test_no_output "maint set per-command on"
gdb_test "pwd" \
"Command execution time: \[0-9.\]+ \\(cpu\\), \[0-9.\]+ \\(wall\\)\[\r\n\]+Space used: $decimal \\(\\+$decimal for this command\\)\[\r\n\]+#symtabs: $decimal \\(\\+$decimal\\), #compunits: $decimal \\(\\+$decimal\\), #blocks: $decimal \\(\\+$decimal\\)"
gdb_test_no_output "maint set per-command off"
# The timeout value is raised, because printing all the symbols and
# statistical information about Cygwin and Windows libraries takes a lot
# of time.
if [istarget "*-*-cygwin*"] {
set oldtimeout $timeout
set timeout [expr $timeout + 500]
}
send_gdb "maint print statistics\n"
gdb_expect {
-re "Statistics for\[^\n\r\]*maint\[^\n\r\]*:\r\n Number of \"minimal\" symbols read: $decimal\r\n( Number of \"partial\" symbols read: $decimal\r\n)? Number of \"full\" symbols read: $decimal\r\n Number of \"types\" defined: $decimal\r\n( Number of psym tables \\(not yet expanded\\): $decimal\r\n)?( Number of read CUs: $decimal\r\n Number of unread CUs: $decimal\r\n)? Number of symbol tables: $decimal\r\n Number of symbol tables with line tables: $decimal\r\n Number of symbol tables with blockvectors: $decimal\r\n Total memory used for objfile obstack: $decimal\r\n Total memory used for BFD obstack: $decimal\r\n Total memory used for psymbol cache: $decimal\r\n Total memory used for macro cache: $decimal\r\n Total memory used for file name cache: $decimal\r\n" {
gdb_expect {
-re "$gdb_prompt $" {
pass "maint print statistics"
}
timeout { fail "(timeout) maint print statistics" }
}
}
-re ".*$gdb_prompt $" { fail "maint print statistics" }
timeout { fail "(timeout) maint print statistics" }
}
# There aren't any ...
gdb_test_no_output "maint print dummy-frames"
send_gdb "maint print objfiles\n"
# To avoid timeouts, we avoid expects with many .* patterns that match
# many lines. Instead, we keep track of which milestones we've seen
# in the output, and stop when we've seen all of them.
set header 0
set psymtabs 0
set symtabs 0
set keep_looking 1
while {$keep_looking} {
gdb_expect {
-re "\r\n" {
set output $expect_out(buffer)
if {[regexp ".*Object file.*maint($EXEEXT)?: Objfile at ${hex}" $output]} {
set header 1
}
if {[regexp ".*Psymtabs:\[\r\t \]+\n" $output]} {
set psymtabs 1
}
if {[regexp ".*Symtabs:\[\r\t \]+\n" $output]} {
set symtabs 1
}
}
-re ".*$gdb_prompt $" {
set keep_looking 0
}
timeout {
fail "(timeout) maint print objfiles"
set keep_looking 0
}
}
}
proc maint_pass_if {val name} {
if $val { pass $name } else { fail $name }
}
maint_pass_if $header "maint print objfiles: header"
if { ! $have_gdb_index } {
maint_pass_if $psymtabs "maint print objfiles: psymtabs"
}
maint_pass_if $symtabs "maint print objfiles: symtabs"
if { ! $have_gdb_index } {
set psymbols_output [standard_output_file psymbols_output]
set psymbols_output_re [string_to_regexp $psymbols_output]
set test_list [list \
"maint print psymbols -source" \
"maint print psymbols -source ${srcdir}/${subdir}/${srcfile} $psymbols_output" \
"maint print psymbols -pc" \
"maint print psymbols -pc main $psymbols_output"]
foreach { test_name command } $test_list {
send_gdb "$command\n"
gdb_expect {
-re "^maint print psymbols \[^\n\]*\r\n$gdb_prompt $" {
send_gdb "shell ls $psymbols_output\n"
gdb_expect {
-re "$psymbols_output_re\r\n$gdb_prompt $" {
# We want this grep to be as specific as possible,
# so it's less likely to match symbol file names in
# psymbols_output. Yes, this actually happened;
# poor expect got tons of output, and timed out
# trying to match it. --- Jim Blandy <jimb@cygnus.com>
send_gdb "shell grep 'main.*function' $psymbols_output\n"
gdb_expect {
-re ".main., function, $hex.*$gdb_prompt $" {
pass "$test_name 1"
}
-re ".*main. .., function, $hex.*$gdb_prompt $" {
pass "$test_name 2"
}
-re ".*$gdb_prompt $" { fail "$test_name" }
timeout { fail "$test_name (timeout)" }
}
gdb_test "shell rm -f $psymbols_output" ".*" \
"shell rm -f psymbols_output"
}
-re ".*$gdb_prompt $" { fail "$test_name" }
timeout { fail "$test_name (timeout)" }
}
}
-re ".*$gdb_prompt $" { fail "$test_name" }
timeout { fail "$test_name (timeout)" }
}
}
}
set msymbols_output [standard_output_file msymbols_output]
set msymbols_output_re [string_to_regexp $msymbols_output]
send_gdb "maint print msymbols -objfile ${binfile} $msymbols_output\n"
gdb_expect {
-re "^maint print msymbols \[^\n\]*\r\n$gdb_prompt $" {
send_gdb "shell ls $msymbols_output\n"
gdb_expect {
-re "$msymbols_output_re\r\n$gdb_prompt $" {
send_gdb "shell grep factorial $msymbols_output\n"
gdb_expect {
-re "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*$gdb_prompt $" {
pass "maint print msymbols"
}
-re ".*$gdb_prompt $" { fail "maint print msymbols" }
timeout { fail "maint print msymbols (timeout)" }
}
gdb_test "shell rm -f $msymbols_output" ".*" \
"shell rm -f msymbols_output"
}
-re ".*$gdb_prompt $" { fail "maint print msymbols" }
timeout { fail "maint print msymbols (timeout)" }
}
}
-re ".*$gdb_prompt $" { fail "maint print msymbols" }
timeout { fail "maint print msymbols (timeout)" }
}
# Check that maint print msymbols allows relative pathnames
set mydir [pwd]
gdb_test "cd [standard_output_file {}]" \
"Working directory .*\..*" \
"cd to objdir"
gdb_test_multiple "maint print msymbols -objfile ${testfile} msymbols_output2" "maint print msymbols" {
-re "^maint print msymbols \[^\n\]*\r\n$gdb_prompt $" {
gdb_test_multiple "shell ls msymbols_output2" "maint print msymbols" {
-re "msymbols_output2\r\n$gdb_prompt $" {
gdb_test "shell grep factorial msymbols_output2" \
"\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*" \
"maint print msymbols"
gdb_test "shell rm -f msymbols_output2" ".*"
}
}
}
}
gdb_test "cd ${mydir}" \
"Working directory [string_to_regexp ${mydir}]\..*" \
"cd to mydir"
# Request symbols for one particular source file so that we don't try to
# dump the symbol information for the entire C library - over 500MB nowadays
# for GNU libc.
set symbols_output [standard_output_file symbols_output]
set symbols_output_re [string_to_regexp $symbols_output]
set test_list [list \
"maint print symbols -source" \
"maint print symbols -source ${srcdir}/${subdir}/${srcfile} $symbols_output" \
"maint print symbols -pc" \
"maint print symbols -pc main $symbols_output"]
foreach { test_name command } $test_list {
send_gdb "$command\n"
gdb_expect {
-re "^maint print symbols \[^\n\]*\r\n$gdb_prompt $" {
send_gdb "shell ls $symbols_output\n"
gdb_expect {
-re "$symbols_output_re\r\n$gdb_prompt $" {
# See comments for `maint print psymbols'.
send_gdb "shell grep 'main(.*block' $symbols_output\n"
gdb_expect {
-re "int main\\(int, char \\*\\*, char \\*\\*\\); block.*$gdb_prompt $" {
pass "$test_name"
}
-re ".*$gdb_prompt $" { fail "$test_name" }
timeout { fail "$test_name (timeout)" }
}
gdb_test "shell rm -f $symbols_output" ".*" \
"shell rm -f symbols_output"
}
-re ".*$gdb_prompt $" { fail "$test_name" }
timeout { fail "$test_name (timeout)" }
}
}
-re ".*$gdb_prompt $" { fail "$test_name" }
timeout { fail "$test_name (timeout)" }
}
}
set msg "maint print type"
gdb_test_multiple "maint print type argc" $msg {
-re "type node $hex\r\nname .int. \\($hex\\)\r\ntagname .<NULL>. \\($hex\\)\r\ncode $hex \\(TYPE_CODE_INT\\)\r\nlength \[24\]\r\nobjfile $hex\r\ntarget_type $hex\r\npointer_type $hex\r\nreference_type $hex\r\ntype_chain $hex\r\ninstance_flags $hex\r\nflags\r\nnfields 0 $hex\r\n$gdb_prompt $" {
pass $msg
}
}
if [istarget "hppa*-*-11*"] {
setup_xfail hppa*-*-*11* CLLbs14860
gdb_test_multiple "maint print unwind &main" "maint print unwind" {
-re ".*unwind_table_entry \\($hex\\):\r\n\tregion_start = $hex <main>\r\n\tregion_end = $hex <main\\+\[0-9\]*>\r\n\tflags = Args_stored Save_RP\r\n\tRegion_description = $hex\r\n\tEntry_FR = $hex\r\n\tEntry_GR = $hex\r\n\tTotal_frame_size = $hex\r\n$gdb_prompt $" {
pass "maint print unwind"
}
-re ".*unwind_table_entry \\($hex\\):\r\n\tregion_start = $hex <main>\r\n\tregion_end = $hex <main\\+\[0-9\]*>\r\n\tflags = Args_stored Save_RP\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n\tFLD = $hex\r\n$gdb_prompt $" {
xfail "maint print unwind"
}
}
}
set oldtimeout $timeout
set timeout [expr $timeout + 300]
# It'd be nice to check for every possible section. However, that's
# problematic, since the relative ordering wanders from release to
# release of the compilers. Instead, we'll just check for two
# sections which appear to always come out in the same relative
# order. (If that changes, then we should just check for one
# section.)
#
# And by the way: This testpoint will break for PA64, where a.out's
# are ELF files.
# Standard GNU names.
set text_section ".text"
set data_section ".data"
gdb_test_multiple "maint info sections" "maint info sections" {
-re "Exec file:\r\n.*maint($EXEEXT)?., file type.*ER_RO.*$gdb_prompt $" {
# Looks like RealView which uses different section names.
set text_section ER_RO
set data_section ER_RW
pass "maint info sections"
}
-re "Exec file:\r\n.*maint($EXEEXT)?., file type.*neardata.*$gdb_prompt $" {
# c6x doesn't have .data section. It has .neardata and .fardata section.
set data_section ".neardata"
pass "maint info sections"
}
-re "Exec file:\r\n.*maint($EXEEXT)?., file type.*$gdb_prompt $" {
pass "maint info sections"
}
}
# Test for new option: maint info sections <section name>
# If you don't have a .text section, this will require tweaking.
gdb_test_multiple "maint info sections $text_section" \
"maint info sections .text" {
-re ".* \\.bss .*$gdb_prompt $" {
fail "maint info sections .text"
}
-re ".* $data_section .*$gdb_prompt $" {
fail "maint info sections .text"
}
-re ".* $text_section .*$gdb_prompt $" {
pass "maint info sections .text"
}
}
# Test for new option: CODE section flag
# If your data section is tagged CODE, xfail this test.
gdb_test_multiple "maint info sections CODE" "maint info sections CODE" {
-re ".* $data_section .*$gdb_prompt $" { fail "maint info sections CODE" }
-re ".* $text_section .*$gdb_prompt $" { pass "maint info sections CODE" }
}
# Test for new option: DATA section flag
# If your text section is tagged DATA, xfail this test.
#
# The "maint info sections DATA" test is marked for XFAIL on Windows,
# because Windows has text sections marked DATA.
setup_xfail "*-*-*cygwin*"
setup_xfail "*-*-*mingw*"
gdb_test_multiple "maint info sections DATA" "maint info sections DATA" {
-re ".* $text_section .*$gdb_prompt $" { fail "maint info sections DATA" }
-re ".* $data_section .*$gdb_prompt $" { pass "maint info sections DATA" }
-re ".* .rodata .*$gdb_prompt $" { pass "maint info sections DATA" }
}
set bp_location6 [gdb_get_line_number "set breakpoint 6 here"]
gdb_test_multiple "maint info breakpoints" "maint info breakpoints" {
-re "Num\[ \t\]+Type\[ \t\]+Disp\[ \t\]+Enb\[ \t\]+Address\[ \t\]+What\r\n1\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+$hex\[ \t\]+in main at.*break.c:$bp_location6 inf 1\r\n\[ \t\]+breakpoint already hit 1 time\r\n.*$gdb_prompt $" {
pass "maint info breakpoints"
}
-re "Num\[ \t\]+Type\[ \t\]+Disp\[ \t\]+Enb\[ \t\]+Address\[ \t\]+What\r\n1\[ \t\]+breakpoint\[ \t\]+keep\[ \t\]+y\[ \t\]+$hex in main at.*break.c:$bp_location6 sspace 1\r\n\[ \t\]+breakpoint already hit 1 time\r\n-1\[ \t\]+shlib events\[ \t\]+keep\[ \t\]+y\[ \t\]+$hex.*breakpoint already hit.*$gdb_prompt $" {
pass "maint info breakpoints (with shlib events)"
}
}
gdb_test "maint print" \
"\"maintenance print\" must be followed by the name of a print command\\.\r\nList.*unambiguous\\..*" \
"maint print w/o args"
gdb_test "maint info" \
"\"maintenance info\" must be followed by the name of an info command\\.\r\nList.*unambiguous\\..*" \
"maint info w/o args"
gdb_test "maint" \
"\"maintenance\" must be followed by the name of a maintenance command\\.\r\nList.*unambiguous\\..*" \
"maint w/o args"
# Test that "main info line-table" w/o a file name shows the symtab for
# $srcfile.
set saw_srcfile 0
set test "maint info line-table w/o a file name"
gdb_test_multiple "maint info line-table" $test {
-re "symtab: \[^\n\r\]+${srcfile} \\(\\(struct symtab \\*\\) $hex\\)\r\nlinetable: \\(\\(struct linetable \\*\\) $hex\\):\r\nINDEX\[ \t\]+LINE\[ \t\]+ADDRESS" {
set saw_srcfile 1
exp_continue
}
-re "symtab: \[^\n\r\]+ \\(\\(struct symtab \\*\\) $hex\\)\r\nlinetable: \\(\\(struct linetable \\*\\) $hex\\):\r\nINDEX\[ \t\]+LINE\[ \t\]+ADDRESS" {
# Match each symtab to avoid overflowing expect's buffer.
exp_continue
}
-re "$decimal\[ \t\]+$decimal\[ \t\]+$hex\r\n" {
# Line table entries can be long too:
#
# INDEX LINE ADDRESS
# 0 29 0x00000000004006f6
# 1 30 0x00000000004006fa
# 2 31 0x0000000000400704
# 3 42 0x0000000000400706
# 4 43 0x0000000000400719
# 5 44 0x0000000000400722
# 6 45 0x0000000000400740
# (...)
# 454 129 0x00007ffff7df1d28
# 455 0 0x00007ffff7df1d3f
#
# Match each line to avoid overflowing expect's buffer.
exp_continue
}
-re "$gdb_prompt $" {
gdb_assert $saw_srcfile $test
}
}
gdb_test "maint info line-table ${srcfile}" \
"symtab: \[^\n\r\]+${srcfile}.*INDEX.*LINE.*ADDRESS.*" \
"maint info line-table with filename of current symtab"
gdb_test_no_output "maint info line-table ${srcfile2}" \
"maint info line-table with filename of symtab that is not currently expanded"
gdb_test_no_output "maint expand-symtabs"
gdb_test "maint info line-table ${srcfile2}" \
"symtab: \[^\n\r\]+${srcfile2}.*INDEX.*LINE.*ADDRESS.*" \
"maint info line-table with filename of symtab that is not current"
gdb_test_no_output "maint info line-table xxx.c" \
"maint info line-table with invalid filename"
set timeout $oldtimeout
#============test help on maint commands
gdb_test "help maint" \
"Commands for use by GDB maintainers\\..*Includes commands to dump specific internal GDB structures in.*a human readable form, to cause GDB to deliberately dump core, etc\\..*List of maintenance subcommands:.*maintenance info.*maintenance internal-error.*maintenance print.*maintenance set.*maintenance show.*Type.*help maintenance.*followed by maintenance subcommand name for full documentation\\..*Command name abbreviations are allowed if unambiguous\\..*"
gdb_test "help maint info" \
"Commands for showing internal info about the program being debugged.*unambiguous\\..*"
test_prefix_command_help {"maint print" "maintenance print"} {
"Maintenance command for printing GDB internal state\\.\[\r\n\]+"
}
test_prefix_command_help {"maint" "maintenance"} {
"Commands for use by GDB maintainers\\.\[\r\n\]+"
"Includes commands to dump specific internal GDB structures in\[\r\n\]+"
"a human readable form, to cause GDB to deliberately dump core, etc\\.\[\r\n\]+"
}
#set oldtimeout $timeout
#set timeout [expr $timeout + 300]
gdb_test_multiple "maint dump-me" "maint dump-me" {
-re "Should GDB dump core.*\\(y or n\\) $" {
gdb_test "n" ".*" "maint dump-me"
}
-re "Undefined maintenance command: .*$gdb_prompt $" {
# Command 'maint dump-me' is registered on non-win32 host.
unsupported "maint dump-me"
}
}
send_gdb "maint internal-error\n"
gdb_expect {
-re "A problem internal to GDB has been detected" {
pass "maint internal-error"
if [gdb_internal_error_resync] {
pass "internal-error resync"
} else {
fail "internal-error resync"
}
}
-re ".*$gdb_prompt $" {
fail "maint internal-error"
untested "internal-error resync"
}
timeout {
fail "maint internal-error (timeout)"
untested "internal-error resync"
}
}
#set timeout $oldtimeout
# Test that the commands work without an argument. For this test, we
# don't need an inferior loaded/running. See PR gdb/21164.
gdb_exit
gdb_start
gdb_test_no_output "maint print symbols"
gdb_test_no_output "maint print msymbols"
gdb_test_no_output "maint print psymbols"
gdb_exit
return 0
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