gdb/testsuite/config/unix-gdb.exp

   1 #   Copyright (C) 1988, 1990, 1991, 1992 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 2 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with this program; if not, write to the Free Software
  15 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */
  16
  17 # Please email any bugs, comments, and/or additions to this file to:
  18 # DejaGnu@cygnus.com
  19
  20 # This file was written by Rob Savoye. (rob@cygnus.com)
  21
  22 # variables that need to set up
  23 #
  24 if ![info exists prompt] then {
  25     set prompt "\(gdb\)"
  26 }
  27 # some convenience abbreviations
  28 #
  29 if ![info exists hex] then {
  30     set hex "0x\[0-9A-Fa-f\]+"
  31 }
  32 if ![info exists decimal] then {
  33     set decimal "\[0-9\]+"
  34 }
  35
  36 #
  37 # gdb_version -- extract and print the version number of gcc
  38 #
  39 proc gdb_version {} {
  40     global GDB
  41     global GDBFLAGS
  42     set tmp [exec echo "q" | $GDB]
  43     set version [lindex $tmp [lsearch $tmp "\[0-9\]*"]]
  44     set version [string range $version 0 [expr [string length $version]-2]]
  45     clone_output "[which $GDB] version $version $GDBFLAGS\n"
  46 }
  47
  48 #
  49 # gdb_unload -- unload a file if one is loaded
  50 #
  51
  52 proc gdb_unload {} {
  53     global verbose
  54     global GDB
  55     global prompt
  56     send "file\n"
  57     expect {
  58         -re "No exec file now\.\r" { continue -expect }
  59         -re "No symbol file now\.\r" { continue -expect }
  60         -re "A program is being debugged already..*Kill it\? \(y or n\) $"\
  61             { send "y\n"
  62                 if $verbose>1 then {
  63                     send_user "\t\tKilling previous program being debugged\n"
  64                 }
  65             continue -expect
  66         }
  67         -re "Discard symbol table from .*\? \(y or n\) $" {
  68             send "y\n"
  69             continue -expect
  70         }
  71         -re "$prompt $" {}
  72         timeout {
  73             error "Couldn't unload file in $GDB (timed out)."
  74             alldone
  75         }
  76     }
  77 }
  78
  79 #
  80 # gdb_load -- load a file into the debugger.
  81 #
  82 proc gdb_load { arg } {
  83     global verbose
  84     global loadpath
  85     global loadfile
  86     global GDB
  87     global prompt
  88
  89     set loadfile [file tail $arg]
  90     set loadpath [file dirname $arg]
  91     send "directory\n"
  92     expect {
  93         -re "Reinitialize source path to empty\? \(y or n\) $"\
  94             { send "y\n"
  95                 expect {
  96                     -re "$prompt $" {}
  97                     timeout { fail "(timeout) reset directory path" ; return }
  98                 }
  99             }
 100         timeout { fail "(timeout) reset directory path" ; return }
 101     }
 102     send "directory $loadpath\n"
 103     expect -re "$prompt $" {}
 104     send "file $arg\n"
 105     expect {
 106         -re "Reading symbols from.*done.*$prompt $"\
 107             { if $verbose>1 then {
 108                 send_user "\t\tLoaded $arg into the $GDB\n"
 109             }
 110             }
 111         -re "has no symbol-table.*$prompt $" {
 112             error "$arg wasn't compiled with \"-g\"\n"
 113             return -1
 114         }
 115         -re "A program is being debugged already..*Kill it\? \(y or n\) $"\
 116             { send "y\n"
 117                 if $verbose>1 then {
 118                     send_user "\t\tKilling previous program being debugged\n"
 119                 }
 120             continue -expect
 121         }
 122         -re "Load new symbol table from.*\? \(y or n\) $"\
 123           { send "y\n"
 124             expect {
 125                 -re "Reading symbols from.*done.*$prompt $"
 126                 { if $verbose>1 then {
 127                     send_user "\t\tLoaded $arg with new symbol table into $GDB\n"
 128                 }
 129                 }
 130                 timeout         { error "(timeout) Couldn't load $arg, other program already loaded."; alldone }
 131             }
 132         }
 133         -re ".*No such file or directory.*$prompt $"\
 134             { error "($arg) No such file or directory\n"; alldone }
 135         -re "$prompt $" { error "couldn't load $arg into $GDB."; alldone }
 136         timeout         { error "couldn't load $arg into $GDB (timed out)."; alldone }
 137     }
 138 }
 139
 140 #
 141 # gdb_exit -- kills the gdb process currently running
 142 #
 143 proc gdb_exit {} {
 144     global verbose
 145     global GDB
 146     global GDBFLAGS
 147     set timeout 1
 148
 149     catch "send \"quit\n\"" result
 150     if [string match "write\(spawn_id=\[0-9\]+\): Bad file number" $result] then {
 151         close
 152         return 0
 153     }
 154     expect {
 155         eof                 {
 156             if $verbose>1 then {
 157                 send_user "Got EOF from $GDB\n"
 158             }
 159         }
 160         timeout             {
 161             if $verbose>1 then {
 162                 send_user "Got TIMEOUT from $GDB\n"
 163             }
 164         }
 165         -re "The program is running.  Quit anyway? (y or n) $"\
 166             { send "y\n"
 167                 if $verbose>1 then {
 168                     send_user "\t\tKilling program being debugged\n"
 169                 }
 170             }
 171     }
 172
 173     close
 174
 175     if $verbose>1 then {
 176         send_user "Quitting $GDB $GDBFLAGS\n"
 177     }
 178 }
 179
 180 #
 181 # start gdb -- start gdb running
 182 #
 183
 184 proc gdb_start {} {
 185     global verbose
 186     global GDB
 187     global GDBFLAGS
 188     global prompt
 189     global spawn_id
 190     global timeout
 191     if $verbose>1 then {
 192         send_user "Spawning $GDB $GDBFLAGS\n"
 193     }
 194
 195     set oldtimeout $timeout
 196     set timeout [expr "$timeout + 60"]
 197     if [ llength $GDBFLAGS ] then {
 198         spawn $GDB $GDBFLAGS
 199     } else {
 200         spawn $GDB
 201     }
 202     expect {
 203         -re ".*$prompt $"       { if $verbose>1 then {
 204             send_user "GDB initialized for native mode\n" }
 205         }
 206         -re "$prompt $" { error "GDB never initialized."; alldone }
 207         timeout         { error "(timeout) GDB never initialized."; alldone }
 208     }
 209     set timeout $oldtimeout
 210     # force the height to "unlimited", so no pagers get used
 211     send "set height 0\n"
 212     expect -re ".*$prompt $" {}
 213     # force the width to "unlimited", so no wraparound occurs
 214     send "set width 0\n"
 215     expect -re ".*$prompt $" {}
 216 }
 217
 218 expect_after {
 219     "<return>"             { send "\n"; error "Window too small." }
 220     -re "\(y or n\) "      { send "n\n"; error "Got interactive prompt." }
 221     buffer_full            { error "internal buffer is full." }
 222     eof                    { error "eof -- pty is hosed." }
 223     timeout                        { error "timeout." }
 224     "virtual memory exhausted" { error "virtual memory exhausted." }
 225     "Undefined command"    { error "send string probably wrong." }
 226 }
 227
 228 load_lib gdb.exp
 229
 230 set binpath /s1/users/rob/vxworks/bin/somewhere-bogus-that-needs-configuring
 231 set bin $GDB
 232
 233 gdb_start
 234