gnu/dist/gdb6/gdb/testsuite/gdb.gdb/xfullpath.exp

   1 # Copyright 2002, 2003, 2004
   2 # Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 2 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with this program; if not, write to the Free Software
  16 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17
  18 # This file was written by Joel Brobecker. (brobecker@gnat.com), derived
  19 # from selftest.exp, written by Rob Savoye.
  20
  21 if $tracelevel then {
  22     strace $tracelevel
  23 }
  24
  25 set prms_id 0
  26 set bug_id 0
  27
  28 # are we on a target board
  29 if [is_remote target] {
  30     return
  31 }
  32
  33 proc setup_test { executable } {
  34     global gdb_prompt
  35     global timeout
  36
  37     # load yourself into the debugger
  38     # This can take a relatively long time, particularly for testing where
  39     # the executable is being accessed over a network, or where gdb does not
  40     # support partial symbols for a particular target and has to load the
  41     # entire symbol table.  Set the timeout to 10 minutes, which should be
  42     # adequate for most environments (it *has* timed out with 5 min on a
  43     # SPARCstation SLC under moderate load, so this isn't unreasonable).
  44     # After gdb is started, set the timeout to 30 seconds for the duration
  45     # of this test, and then back to the original value.
  46
  47     set oldtimeout $timeout
  48     set timeout 600
  49     verbose "Timeout is now $timeout seconds" 2
  50
  51     global gdb_file_cmd_debug_info
  52     set gdb_file_cmd_debug_info "unset"
  53
  54     set result [gdb_load $executable]
  55     set timeout $oldtimeout
  56     verbose "Timeout is now $timeout seconds" 2
  57
  58     if { $result != 0 } then {
  59         return -1
  60     }
  61
  62     if { $gdb_file_cmd_debug_info != "debug" } then {
  63         untested "No debug information, skipping testcase."
  64         return -1
  65     }
  66
  67     # Set a breakpoint at main
  68     gdb_test "break captured_main" \
  69             "Breakpoint.*at.* file.*, line.*" \
  70             "breakpoint in captured_main"
  71
  72     # run yourself
  73     # It may take a very long time for the inferior gdb to start (lynx),
  74     # so we bump it back up for the duration of this command.
  75     set timeout 600
  76
  77     set description "run until breakpoint at captured_main"
  78     send_gdb "run -nw\n"
  79     gdb_expect {
  80         -re "Starting program.*Breakpoint \[0-9\]+,.*captured_main .data.* at .*main.c:.*$gdb_prompt $" {
  81             pass "$description"
  82         }
  83         -re "Starting program.*Breakpoint \[0-9\]+,.*captured_main .data.*$gdb_prompt $" {
  84             xfail "$description (line numbers scrambled?)"
  85         }
  86         -re "vfork: No more processes.*$gdb_prompt $" {
  87             fail "$description (out of virtual memory)"
  88             set timeout $oldtimeout
  89             verbose "Timeout is now $timeout seconds" 2
  90             return -1
  91         }
  92         -re ".*$gdb_prompt $" {
  93             fail "$description"
  94             set timeout $oldtimeout
  95             verbose "Timeout is now $timeout seconds" 2
  96             return -1
  97         }
  98         timeout {
  99             fail "$description (timeout)"
 100         }
 101     }
 102
 103     set timeout $oldtimeout
 104     verbose "Timeout is now $timeout seconds" 2
 105
 106     return 0
 107 }
 108
 109 proc test_with_self { executable } {
 110
 111     set setup_result [setup_test $executable]
 112     if {$setup_result <0} then {
 113         return -1
 114     }
 115
 116     # A file which contains a directory prefix
 117     gdb_test "print xfullpath (\"./xfullpath.exp\")" \
 118              ".\[0-9\]+ =.*\".*/xfullpath.exp\"" \
 119              "A filename with ./ as the directory prefix"
 120
 121     # A file which contains a directory prefix
 122     gdb_test "print xfullpath (\"../../defs.h\")" \
 123              ".\[0-9\]+ =.*\".*/defs.h\"" \
 124              "A filename with ../ in the directory prefix"
 125
 126     # A one-character filename
 127     gdb_test "print xfullpath (\"./a\")" \
 128              ".\[0-9\]+ =.*\".*/a\"" \
 129              "A one-char filename in the current directory"
 130
 131     # A file in the root directory
 132     gdb_test "print xfullpath (\"/root_file_which_should_exist\")" \
 133              ".\[0-9\]+ =.*\"/root_file_which_should_exist\"" \
 134              "A filename in the root directory"
 135
 136     # A file which does not have a directory prefix
 137     gdb_test "print xfullpath (\"xfullpath.exp\")" \
 138              ".\[0-9\]+ =.*\"xfullpath.exp\"" \
 139              "A filename without any directory prefix"
 140
 141     # A one-char filename without any directory prefix
 142     gdb_test "print xfullpath (\"a\")" \
 143              ".\[0-9\]+ =.*\"a\"" \
 144              "A one-char filename without any directory prefix"
 145
 146     # An empty filename
 147     gdb_test "print xfullpath (\"\")" \
 148              ".\[0-9\]+ =.*\"\"" \
 149              "An empty filename"
 150
 151     return 0
 152 }
 153
 154 # Find a pathname to a file that we would execute if the shell was asked
 155 # to run $arg using the current PATH.
 156
 157 proc find_gdb { arg } {
 158
 159     # If the arg directly specifies an existing executable file, then
 160     # simply use it.
 161
 162     if [file executable $arg] then {
 163         return $arg
 164     }
 165
 166     set result [which $arg]
 167     if [string match "/" [ string range $result 0 0 ]] then {
 168         return $result
 169     }
 170
 171     # If everything fails, just return the unqualified pathname as default
 172     # and hope for best.
 173
 174     return $arg
 175 }
 176
 177 # Run the test with self.
 178 # Copy the file executable file in case this OS doesn't like to edit its own
 179 # text space.
 180
 181 set GDB_FULLPATH [find_gdb $GDB]
 182
 183 # Remove any old copy lying around.
 184 remote_file host delete x$tool
 185
 186 gdb_start
 187 set file [remote_download host $GDB_FULLPATH x$tool]
 188 set result [test_with_self $file];
 189 gdb_exit;
 190 catch "remote_file host delete $file";
 191
 192 if {$result <0} then {
 193     warning "Couldn't test self"
 194     return -1
 195 }