binutils-gdb/gdb/testsuite/gdb.base/gcore.exp

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# Copyright 2002 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 2 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, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
# Please email any bugs, comments, and/or additions to this file to:
# bug-gdb@prep.ai.mit.edu
# This file was written by Michael Snyder (msnyder@redhat.com)
# This is a test for the gdb command "generate-core-file".
if $tracelevel then {
strace $tracelevel
}
set prms_id 0
set bug_id 0
set testfile "gcore"
set srcfile ${testfile}.c
set binfile ${objdir}/${subdir}/${testfile}
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
}
# Start with a fresh gdb.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
# Does this gdb support gcore?
send_gdb "help gcore\n"
gdb_expect {
-re "Undefined command: .gcore.*$gdb_prompt $" {
# gcore command not supported -- nothing to test here.
unsupported "gdb does not support gcore on this target"
return -1;
}
-re "Save a core file .*$gdb_prompt $" {
pass "help gcore"
}
-re ".*$gdb_prompt $" {
fail "help gcore"
}
timeout {
fail "help gcore (timeout)"
}
}
if { ! [ runto main ] } then {
gdb_suppress_entire_file "Run to main failed, so all tests in this file will automatically fail."
}
proc capture_command_output { command prefix } {
global gdb_prompt
global expect_out
set output_string ""
send_gdb "$command\n"
gdb_expect {
-re "${command}\[\r\n\]+${prefix}(.*)\[\r\n\]+$gdb_prompt $" {
set output_string $expect_out(1,string)
}
default {
fail "capture_command_output failed on $command."
}
}
return $output_string
}
gdb_test "break terminal_func" "Breakpoint .* at .*${srcfile}, line .*" \
"set breakpoint at terminal_func"
gdb_test "continue" "Breakpoint .* terminal_func.*" \
"continue to terminal_func"
set print_prefix ".\[0123456789\]* = "
set pre_corefile_backtrace [capture_command_output "backtrace" ""]
set pre_corefile_regs [capture_command_output "info registers" ""]
set pre_corefile_allregs [capture_command_output "info all-reg" ""]
set pre_corefile_static_array \
[capture_command_output "print static_array" "$print_prefix"]
set pre_corefile_uninit_array \
[capture_command_output "print un_initialized_array" "$print_prefix"]
set pre_corefile_heap_string \
[capture_command_output "print heap_string" "$print_prefix"]
set pre_corefile_local_array \
[capture_command_output "print array_func::local_array" "$print_prefix"]
set pre_corefile_extern_array \
[capture_command_output "print extern_array" "$print_prefix"]
gdb_test "gcore ${objdir}/${subdir}/gcore.test" \
"Saved corefile ${objdir}/${subdir}/gcore.test" \
"save a corefile"
# Now restart gdb and load the corefile.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
send_gdb "core ${objdir}/${subdir}/gcore.test\n"
gdb_expect {
-re ".* is not a core dump:.*$gdb_prompt $" {
fail "re-load generated corefile (bad file format)"
# No use proceeding from here.
return;
}
-re ".*: No such file or directory.*$gdb_prompt $" {
fail "re-load generated corefile (file not found)"
# No use proceeding from here.
return;
}
-re ".*Couldn't find .* registers in core file.*$gdb_prompt $" {
fail "re-load generated corefile (incomplete note section)"
}
-re "Core was generated by .*$gdb_prompt $" {
pass "re-load generated corefile"
}
-re ".*$gdb_prompt $" {
fail "re-load generated corefile"
}
timeout {
fail "re-load generated corefile (timeout)"
}
}
send_gdb "where\n"
gdb_expect_list "where in corefile" ".*$gdb_prompt $" {
".*\[\r\n\]+#0 .* terminal_func \\(\\) at "
".*\[\r\n\]+#1 .* array_func \\(\\) at "
".*\[\r\n\]+#2 .* factorial_func \\(value=1\\) at "
".*\[\r\n\]+#3 .* factorial_func \\(value=2\\) at "
".*\[\r\n\]+#4 .* factorial_func \\(value=3\\) at "
".*\[\r\n\]+#5 .* factorial_func \\(value=4\\) at "
".*\[\r\n\]+#6 .* factorial_func \\(value=5\\) at "
".*\[\r\n\]+#7 .* factorial_func \\(value=6\\) at "
".*\[\r\n\]+#8 .* main \\(.*\\) at "
}
set post_corefile_regs [capture_command_output "info registers" ""]
if ![string compare $pre_corefile_regs $post_corefile_regs] then {
pass "corefile restored general registers"
} else {
fail "corefile restored general registers"
}
set post_corefile_allregs [capture_command_output "info all-reg" ""]
if ![string compare $pre_corefile_allregs $post_corefile_allregs] then {
pass "corefile restored all registers"
} else {
fail "corefile restored all registers"
}
set post_corefile_extern_array \
[capture_command_output "print extern_array" "$print_prefix"]
pass "extern_array = $post_corefile_extern_array"
if ![string compare $pre_corefile_extern_array $post_corefile_extern_array] {
pass "corefile restored extern array"
} else {
fail "corefile restored extern array"
}
set post_corefile_static_array \
[capture_command_output "print static_array" "$print_prefix"]
pass "static_array = $post_corefile_static_array"
if ![string compare $pre_corefile_static_array $post_corefile_static_array] {
pass "corefile restored static array"
} else {
fail "corefile restored static array"
}
set post_corefile_uninit_array \
[capture_command_output "print un_initialized_array" "$print_prefix"]
pass "uninit_array = $post_corefile_uninit_array"
if ![string compare $pre_corefile_uninit_array $post_corefile_uninit_array] {
pass "corefile restored un-initialized array"
} else {
fail "corefile restored un-initialized array"
}
set post_corefile_heap_string \
[capture_command_output "print heap_string" "$print_prefix"]
pass "heap_string = $post_corefile_heap_string"
if ![string compare $pre_corefile_heap_string $post_corefile_heap_string] {
pass "corefile restored heap array"
} else {
fail "corefile restored heap array"
}
set post_corefile_local_array \
[capture_command_output "print array_func::local_array" "$print_prefix"]
pass "local_array = $post_corefile_local_array"
if ![string compare $pre_corefile_local_array $post_corefile_local_array] {
pass "corefile restored stack array"
} else {
fail "corefile restored stack array"
}
set post_corefile_backtrace [capture_command_output "backtrace" ""]
if ![string compare $pre_corefile_backtrace $post_corefile_backtrace] {
pass "corefile restored backtrace"
} else {
fail "corefile restored backtrace"
}