mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-15 04:31:49 +08:00
290 lines
6.5 KiB
Plaintext
290 lines
6.5 KiB
Plaintext
# Copyright (C) 1988, 1990, 1991, 1992 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
|
|
|
|
# Please email any bugs, comments, and/or additions to this file to:
|
|
# bug-gdb@prep.ai.mit.edu
|
|
|
|
# This file was written by Rob Savoye. (rob@cygnus.com)
|
|
|
|
# variables that need to set up
|
|
#
|
|
if ![info exists prompt] then {
|
|
set prompt "\(gdb\)"
|
|
}
|
|
# some convenience abbreviations
|
|
#
|
|
if ![info exists hex] then {
|
|
set hex "0x\[0-9A-Fa-f\]+"
|
|
}
|
|
if ![info exists decimal] then {
|
|
set decimal "\[0-9\]+"
|
|
}
|
|
|
|
#
|
|
# gdb_version -- extract and print the version number of gcc
|
|
#
|
|
proc gdb_version {} {
|
|
global GDB
|
|
global GDBFLAGS
|
|
if {[which $GDB] != 0} then {
|
|
set tmp [exec echo "q" | $GDB]
|
|
set version "[lindex $tmp [lsearch $tmp "\[0-9\]*"]]"
|
|
set version "[string range $version 0 [expr [string length $version]-2]]"
|
|
clone_output "[which $GDB] version $version $GDBFLAGS\n"
|
|
} else {
|
|
warning "$GDB does not exist"
|
|
}
|
|
}
|
|
|
|
#
|
|
# gdb_unload -- unload a file if one is loaded
|
|
#
|
|
|
|
proc gdb_unload {} {
|
|
global verbose
|
|
global GDB
|
|
global prompt
|
|
send "file\n"
|
|
expect {
|
|
-re "No exec file now\.\r" { continue -expect }
|
|
-re "No symbol file now\.\r" { continue -expect }
|
|
-re "A program is being debugged already..*Kill it\? \(y or n\) $"\
|
|
{ send "y\n"
|
|
if $verbose>1 then {
|
|
send_user "\t\tKilling previous program being debugged\n"
|
|
}
|
|
continue -expect
|
|
}
|
|
-re "Discard symbol table from .*\? \(y or n\) $" {
|
|
send "y\n"
|
|
continue -expect
|
|
}
|
|
-re "$prompt $" {}
|
|
timeout {
|
|
error "Couldn't unload file in $GDB (timed out)."
|
|
return -1
|
|
}
|
|
}
|
|
}
|
|
|
|
#
|
|
# gdb_load -- load a file into the debugger.
|
|
# return a -1 if anything goes wrong.
|
|
#
|
|
proc gdb_load { arg } {
|
|
global verbose
|
|
global loadpath
|
|
global loadfile
|
|
global GDB
|
|
global prompt
|
|
|
|
set loadfile [file tail $arg]
|
|
set loadpath [file dirname $arg]
|
|
send "file $arg\n"
|
|
expect {
|
|
-re "Reading symbols from.*done.*$prompt $" {
|
|
if $verbose>1 then {
|
|
send_user "\t\tLoaded $arg into the $GDB\n"
|
|
}
|
|
return 0
|
|
}
|
|
-re "has no symbol-table.*$prompt $" {
|
|
error "$arg wasn't compiled with \"-g\""
|
|
return -1
|
|
}
|
|
-re "A program is being debugged already..*Kill it\? \(y or n\) $" {
|
|
send "y\n"
|
|
if $verbose>1 then {
|
|
send_user "\t\tKilling previous program being debugged\n"
|
|
}
|
|
continue -expect
|
|
}
|
|
-re "Load new symbol table from.*\? \(y or n\) $" {
|
|
send "y\n"
|
|
expect {
|
|
-re "Reading symbols from.*done.*$prompt $" {
|
|
if $verbose>1 then {
|
|
send_user "\t\tLoaded $arg with new symbol table into $GDB\n"
|
|
}
|
|
return 0
|
|
}
|
|
timeout {
|
|
error "(timeout) Couldn't load $arg, other program already loaded."
|
|
return -1
|
|
}
|
|
}
|
|
}
|
|
-re ".*No such file or directory.*$prompt $" {
|
|
error "($arg) No such file or directory\n"
|
|
return -1
|
|
}
|
|
-re "$prompt $" {
|
|
error "couldn't load $arg into $GDB."
|
|
return -1
|
|
}
|
|
timeout {
|
|
error "couldn't load $arg into $GDB (timed out)."
|
|
return -1
|
|
}
|
|
}
|
|
}
|
|
|
|
#
|
|
# gdb_exit -- kills the gdb process currently running
|
|
#
|
|
proc gdb_exit {} {
|
|
global verbose
|
|
global GDB
|
|
global GDBFLAGS
|
|
set timeout 1
|
|
|
|
if $verbose>1 then {
|
|
send_user "Quitting $GDB $GDBFLAGS\n"
|
|
}
|
|
catch "send \"quit\n\"" result
|
|
if [string match "write\(spawn_id=\[0-9\]+\):" $result] then {
|
|
catch "close"
|
|
return -1
|
|
}
|
|
catch {
|
|
expect {
|
|
eof {
|
|
if $verbose>1 then {
|
|
send_user "Got EOF from $GDB\n"
|
|
}
|
|
}
|
|
timeout {
|
|
if $verbose>1 then {
|
|
send_user "Got TIMEOUT from $GDB\n"
|
|
}
|
|
close
|
|
}
|
|
-re "The program is running. Quit anyway.*? (y or n) $" {
|
|
send "y\n"
|
|
if $verbose>1 then {
|
|
send_user "\t\tKilling program being debugged\n"
|
|
}
|
|
close
|
|
}
|
|
}
|
|
}
|
|
catch "close"
|
|
|
|
if $verbose>1 then {
|
|
send_user "Quitting $GDB $GDBFLAGS\n"
|
|
}
|
|
}
|
|
|
|
#
|
|
# start gdb -- start gdb running
|
|
#
|
|
|
|
proc gdb_start {} {
|
|
global verbose
|
|
global GDB
|
|
global GDBFLAGS
|
|
global prompt
|
|
global spawn_id
|
|
global timeout
|
|
if $verbose>1 then {
|
|
send_user "Spawning $GDB $GDBFLAGS\n"
|
|
}
|
|
|
|
set oldtimeout $timeout
|
|
set timeout [expr "$timeout + 60"]
|
|
if [ llength $GDBFLAGS ] then {
|
|
if {[which $GDB] != 0} then {
|
|
spawn $GDB $GDBFLAGS
|
|
} else {
|
|
error "$GDB does not exist."
|
|
exit 1
|
|
}
|
|
} else {
|
|
IF {[WHICH $GDB] != 0} then {
|
|
spawn $GDB
|
|
} else {
|
|
error "$GDB does not exist."
|
|
exit 1
|
|
}
|
|
}
|
|
expect {
|
|
-re ".*$prompt $" {
|
|
if $verbose>1 then {
|
|
send_user "GDB initialized for native mode\n"
|
|
}
|
|
}
|
|
-re "$prompt $" {
|
|
error "GDB never initialized."
|
|
return -1
|
|
}
|
|
timeout {
|
|
error "(timeout) GDB never initialized."
|
|
return -1
|
|
}
|
|
}
|
|
set timeout $oldtimeout
|
|
# force the height to "unlimited", so no pagers get used
|
|
send "set height 0\n"
|
|
expect {
|
|
-re ".*$prompt $" {
|
|
if $verbose>2 then {
|
|
send_user "Seting height to 0.\n"
|
|
}
|
|
}
|
|
timeout {
|
|
warning "Couldn't set the height to 0."
|
|
}
|
|
}
|
|
# force the width to "unlimited", so no wraparound occurs
|
|
send "set width 0\n"
|
|
expect {
|
|
-re ".*$prompt $" {
|
|
if $verbose>2 then {
|
|
send_user "Seting width to 0.\n"
|
|
}
|
|
}
|
|
timeout {
|
|
warning "Couldn't set the width to 0."
|
|
}
|
|
}
|
|
}
|
|
|
|
# These only need to be uncommented for debugging test cases. They exist
|
|
# mainly to catch programming errors
|
|
#expect_after {
|
|
# "<return>" { send "\n"; error "Window too small." }
|
|
# -re "\(y or n\) " { send "n\n"; error "Got interactive prompt." }
|
|
# buffer_full { error "internal buffer is full." }
|
|
# eof { error "eof -- there is no child process" ; alldone}
|
|
# timeout { error "timeout." }
|
|
# "virtual memory exhausted" { error "virtual memory exhausted." }
|
|
# "Undefined command" { error "send string probably wrong." }
|
|
#}
|
|
|
|
load_lib gdb.exp
|
|
|
|
set binpath /s1/users/rob/vxworks/bin/somewhere-bogus-that-needs-configuring
|
|
set bin $GDB
|
|
|
|
gdb_start
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|