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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"

}