# Copyright 1998-2003, 2007-2012 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 .
# 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-symtabs -- Check consistency of psymtabs and symtabs
#maintenance space -- Set the display of space usage
#maintenance set -- Set GDB internal variables used by the GDB maintainer
#maintenance show -- Show GDB internal variables used by the GDB maintainer
#maintenance time -- Set the display of time usage
#maintenance demangle -- Demangle a C++ mangled name
#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
#
if $tracelevel then {
strace $tracelevel
}
set testfile "break"
set srcfile ${testfile}.c
set srcfile1 ${testfile}1.c
set binfile ${objdir}/${subdir}/${testfile}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}0.o" object {debug nowarnings}] != "" } {
untested maint.exp
return -1
}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile1}" "${binfile}1.o" object {debug nowarnings}] != "" } {
untested maint.exp
return -1
}
if { [gdb_compile "${binfile}0.o ${binfile}1.o" "${binfile}" executable {debug nowarnings}] != "" } {
untested maint.exp
return -1
}
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
# The commands we test here produce many lines of output; disable "press
# 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.*"
# Tests that can or should be done with a running program
gdb_load ${binfile}
if ![runto_main] then {
perror "tests suppressed"
}
#
# this command does not produce any output
# unless there is some problem with the symtabs and psymtabs
# so that branch will really never be covered in this tests here!!
#
# guo: on linux this command output is huge. for some reason splitting up
# the regexp checks works.
#
send_gdb "maint check-symtabs\n"
gdb_expect {
-re "^maint check-symtabs" {
gdb_expect {
-re "$gdb_prompt $" {
pass "maint check-symtabs"
}
timeout { fail "(timeout) maint check-symtabs" }
}
}
-re ".*$gdb_prompt $" { fail "maint check-symtabs" }
timeout { fail "(timeout) maint check-symtabs" }
}
gdb_test "maint space" \
"\"maintenance space\" takes a numeric argument\\."
gdb_test "maint space 1" \
"Space used: $decimal \\(\\+$decimal for this command\\)"
gdb_test "maint time" \
"\"maintenance time\" takes a numeric argument\\..*Space used: $decimal \\(\\+$decimal for this command\\)"
gdb_test "maint time 1" \
"Command execution time: $decimal.*Space used: $decimal \\(\\+$decimal for this command\\)"
gdb_test "maint time 0" \
"Space used: $decimal \\(\\+$decimal for this command\\)"
gdb_test_no_output "maint space 0"
gdb_test "maint demangle" \
"\"maintenance demangle\" takes an argument to demangle\\."
gdb_test "maint demangle main" "Can't demangle \"main\""
# 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\[^\n\r\]*break\[^\n\r\]*:\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 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 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 ".*Object file.*break($EXEEXT)?: Objfile at $hex, bfd at $hex, \[0-9\]* minsyms\[\r\t \]+\n" { set header 1 }
-re ".*Psymtabs:\[\r\t \]+\n" { set psymtabs 1 }
-re ".*Symtabs:\[\r\t \]+\n" { 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"
maint_pass_if $psymtabs "maint print objfiles: psymtabs"
maint_pass_if $symtabs "maint print objfiles: symtabs"
gdb_test "maint print psymbols" \
"print-psymbols takes an output file name and optional symbol file name" \
"maint print psymbols w/o args"
send_gdb "maint print psymbols psymbols_output ${srcdir}/${subdir}/${srcfile}\n"
gdb_expect {
-re "^maint print psymbols psymbols_output \[^\n\]*\r\n$gdb_prompt $" {
send_gdb "shell ls psymbols_output\n"
gdb_expect {
-re "psymbols_output\r\n$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
send_gdb "shell grep 'main.*function' psymbols_output\n"
gdb_expect {
-re ".main., function, $hex.*$gdb_prompt $" {
pass "maint print psymbols 1"
}
-re ".*main. .., function, $hex.*$gdb_prompt $" {
pass "maint print psymbols 2"
}
-re ".*$gdb_prompt $" { fail "maint print psymbols" }
timeout { fail "(timeout) maint print psymbols" }
}
gdb_test "shell rm -f psymbols_output" ".*"
}
-re ".*$gdb_prompt $" { fail "maint print psymbols" }
timeout { fail "(timeout) maint print psymbols" }
}
}
-re ".*$gdb_prompt $" { fail "maint print psymbols" }
timeout { fail "(timeout) maint print psymbols" }
}
gdb_test "maint print msymbols" \
"print-msymbols takes an output file name and optional symbol file name" \
"maint print msymbols w/o args"
send_gdb "maint print msymbols msymbols_output ${binfile}\n"
gdb_expect {
-re "^maint print msymbols msymbols_output \[^\n\]*\r\n$gdb_prompt $" {
send_gdb "shell ls msymbols_output\n"
gdb_expect {
-re "msymbols_output\r\n$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 $" { fail "maint print msymbols" }
timeout { fail "(timeout) maint print msymbols" }
}
gdb_test "shell rm -f msymbols_output" ".*"
}
-re ".*$gdb_prompt $" { fail "maint print msymbols" }
timeout { fail "(timeout) maint print msymbols" }
}
}
-re ".*$gdb_prompt $" { fail "maint print msymbols" }
timeout { fail "(timeout) maint print msymbols" }
}
# Check that maint print msymbols allows relative pathnames
set mydir [pwd]
gdb_test "cd ${objdir}" \
"Working directory [string_to_regexp ${objdir}]\..*" \
"cd to objdir"
gdb_test_multiple "maint print msymbols msymbols_output2 ${subdir}/${testfile}" "maint print msymbols" {
-re "^maint print msymbols msymbols_output2 \[^\n\]*\r\n$gdb_prompt $" {
gdb_test_multiple "shell ls msymbols_output2" "maint print msymbols" {
-re "msymbols_output2\r\n$gdb_prompt $" {
gdb_test_multiple "shell grep factorial msymbols_output2" "maint print msymbols" {
-re "\\\[ *$decimal\\\] \[tT\]\[ \t\]+$hex \\.?factorial.*$gdb_prompt $" {
pass "maint print msymbols"
}
-re ".*$gdb_prompt $" {
fail "maint print msymbols"
}
timeout {
fail "(timeout) maint print msymbols"
}
}
gdb_test "shell rm -f msymbols_output2" ".*"
}
-re ".*$gdb_prompt $" {
fail "maint print msymbols"
}
timeout {
fail "(timeout) maint print msymbols"
}
}
}
-re ".*$gdb_prompt $" {
fail "maint print msymbols"
}
timeout {
fail "(timeout) maint print msymbols"
}
}
gdb_test "cd ${mydir}" \
"Working directory [string_to_regexp ${mydir}]\..*" \
"cd to mydir"
gdb_test "maint print symbols" \
"Arguments missing: an output file name and an optional symbol file name" \
"maint print symbols w/o args"
# 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.
send_gdb "maint print symbols symbols_output ${srcdir}/${subdir}/${srcfile}\n"
gdb_expect {
-re "^maint print symbols symbols_output \[^\n\]*\r\n$gdb_prompt $" {
send_gdb "shell ls symbols_output\n"
gdb_expect {
-re "symbols_output\r\n$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 $" {
pass "maint print symbols"
}
-re ".*$gdb_prompt $" { fail "maint print symbols" }
timeout { fail "(timeout) maint print symbols" }
}
gdb_test "shell rm -f symbols_output" ".*"
}
-re ".*$gdb_prompt $" { fail "maint print symbols" }
timeout { fail "(timeout) maint print symbols" }
}
}
-re ".*$gdb_prompt $" { fail "maint print symbols" }
timeout { fail "(timeout) maint print symbols" }
}
set msg "maint print type"
gdb_test_multiple "maint print type argc" $msg {
-re "type node $hex\r\nname .int. \\($hex\\)\r\ntagname .. \\($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\nvptr_basetype $hex\r\nvptr_fieldno -1\r\n$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 \r\n\tregion_end = $hex \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 \r\n\tregion_end = $hex \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 $timeout + 300]
# It'd be nice to check for every possible section. However, that's
# problematic, since the relative ordering wanders from release to
# release of the compilers. Instead, we'll just check for two
# sections which appear to always come out in the same relative
# order. (If that changes, then we should just check for one
# section.)
#
# And by the way: This testpoint will break for PA64, where a.out's
# are ELF files.
# Standard GNU names.
set text_section ".text"
set data_section ".data"
gdb_test_multiple "maint info sections" "maint info sections" {
-re "Exec file:\r\n.*break($EXEEXT)?., file type.*ER_RO.*$gdb_prompt $" {
# Looks like RealView which uses different section names.
set text_section ER_RO
set data_section ER_RW
pass "maint info sections"
}
-re "Exec file:\r\n.*break($EXEEXT)?., file type.*neardata.*$gdb_prompt $" {
# c6x doesn't have .data section. It has .neardata and .fardata section.
set data_section ".neardata"
pass "maint info sections"
}
-re "Exec file:\r\n.*break($EXEEXT)?., file type.*$gdb_prompt $" {
pass "maint info sections"
}
}
# Test for new option: maint info sections
# 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"
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,.*to test internal functions such as the C../ObjC demangler, etc\\..*List of maintenance subcommands:.*maintenance check-symtabs.*maintenance demangle.*(maintenance dump-me.*)?maintenance info.*maintenance internal-error.*maintenance print.*maintenance set.*maintenance show.*maintenance space.*maintenance time.*Type.*help maintenance.*followed by maintenance subcommand name for full documentation\\..*Command name abbreviations are allowed if unambiguous\\..*"
gdb_test "help maint check-symtabs" \
"Check consistency of psymtabs and symtabs\\..*"
gdb_test "help maint space" \
"Set the display of space usage\\.\r\nIf nonzero, will cause the execution space for each command to be\r\ndisplayed, following the command's output\\..*"
gdb_test "help maint time" \
"Set the display of time usage\\.\r\nIf nonzero, will cause the execution time for each command to be\r\ndisplayed, following the command's output\\..*"
gdb_test "help maint demangle" \
"Demangle a C\\+\\+/ObjC mangled name\\.\r\nCall internal GDB demangler routine to demangle a C\\+\\+ link name\r\nand prints the result\\..*"
gdb_test "help maint dump-me" \
"Get fatal error; make debugger dump its core\\.\r\nGDB sets its handling of SIGQUIT back to SIG_DFL and then sends\r\nitself a SIGQUIT signal\\..*"
gdb_test "help maint internal-error" \
"Give GDB an internal error\\.\r\nCause GDB to behave as if an internal error was detected\\..*"
gdb_test "help maint internal-warning" \
"Give GDB an internal warning\\.\r\nCause GDB to behave as if an internal warning was reported\\..*"
gdb_test "help maint print statistics" \
"Print statistics about internal gdb state\\..*"
gdb_test "help maint print dummy-frames" \
"Print the contents of the internal dummy-frame stack."
gdb_test "help maint print objfiles" \
"Print dump of current object file definitions\\..*"
gdb_test "help maint print psymbols" \
"Print dump of current partial symbol definitions\\.\r\nEntries in the partial symbol table are dumped to file OUTFILE\\.\r\nIf a SOURCE file is specified, dump only that file's partial symbols\\..*"
gdb_test "help maint print msymbols" \
"Print dump of current minimal symbol definitions\\.\r\nEntries in the minimal symbol table are dumped to file OUTFILE\\.\r\nIf a SOURCE file is specified, dump only that file's minimal symbols\\..*"
gdb_test "help maint print symbols" \
"Print dump of current symbol definitions\\.\r\nEntries in the full symbol table are dumped to file OUTFILE\\.\r\nIf a SOURCE file is specified, dump only that file's symbols\\..*"
gdb_test "help maint print type" \
"Print a type chain for a given symbol\\.\r\nFor each node in a type chain, print the raw data for each member of\r\nthe type structure, and the interpretation of the data\\..*"
if [istarget "hppa*-*-*"] {
gdb_test "help maint print unwind" \
"Print unwind table entry at given address\\..*"
}
gdb_test "help maint info sections" \
"List the BFD sections of the exec and core files\\..*"
gdb_test "help maint info breakpoints" \
"Status of all breakpoints, or breakpoint number NUMBER.*"
#send_gdb "help maint info breakpoints\n"
#expect {
# -re "Status of all breakpoints, or breakpoint number NUMBER\\.\[ \r\n\t\]+The \"Type\" column indicates one of:\[ \r\n\t\]+breakpoint\[ \t\]+- normal breakpoint\[ \r\n\t\]+watchpoint\[ \t\]+- watchpoint\[ \r\n\t\]+longjmp\[ \t\]+- internal breakpoint used to step through longjmp\\(\\)\[ \r\n\t\]+longjmp resume - internal breakpoint at the target of longjmp\\(\\)\[ \r\n\t\]+until\[ \t\]+- internal breakpoint used by the \"until\" command\[ \r\n\t\]+finish\[ \t\]+- internal breakpoint used by the \"finish\" command\[ \r\n\t\]+The \"Disp\" column contains one of \"keep\", \"del\", or \"dis\" to indicate\[ \r\n\t\]+the disposition of the breakpoint after it gets hit\\. \"dis\" means that the\[ \r\n\t\]+breakpoint will be disabled\\. The \"Address\" and \"What\" columns indicate the\[ \r\n\t\]+address and file.line number respectively\\.\[ \r\n\t\]+Convenience variable \".*\" and default examine address for \"x\"\[ \r\n\t\]+are set to the address of the last breakpoint listed\\.\[ \r\n\t\]+Convenience variable \".bpnum\" contains the number of the last\[ \r\n\t\]+breakpoint set\\..*$gdb_prompt $"\
# { pass "help maint info breakpoints" }
# -re ".*$gdb_prompt $" { fail "help maint info breakpoints" }
# timeout { fail "(timeout) help maint info breakpoints" }
# }
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,\[\r\n\]+"
"to test internal functions such as the C\\+\\+/ObjC demangler, 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\\) $" {
gdb_test "n" ".*" "maint dump-me"
}
}
send_gdb "maint internal-error\n"
gdb_expect {
-re "A problem internal to GDB has been detected" {
pass "maint internal-error"
if [gdb_internal_error_resync] {
pass "internal-error resync"
} else {
fail "internal-error resync"
}
}
-re ".*$gdb_prompt $" {
fail "maint internal-error"
untested "internal-error resync"
}
timeout {
fail "maint internal-error (timeout)"
untested "internal-error resync"
}
}
#set timeout $oldtimeout
gdb_exit
return 0