gdb/testsuite/gdb.gdb/xfullpath.exp

   1 # Copyright 2002, 2003, 2004, 2007, 2008, 2009, 2010
   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 3 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, see <http://www.gnu.org/licenses/>.
  16
  17 # This file was written by Joel Brobecker. (brobecker@gnat.com), derived
  18 # from selftest.exp, written by Rob Savoye.
  19
  20 if $tracelevel then {
  21     strace $tracelevel
  22 }
  23
  24
  25 # are we on a target board
  26 if { [is_remote target] || ![isnative] } then {
  27     return
  28 }
  29
  30 proc setup_test { executable } {
  31     global gdb_prompt
  32     global timeout
  33
  34     # load yourself into the debugger
  35     # This can take a relatively long time, particularly for testing where
  36     # the executable is being accessed over a network, or where gdb does not
  37     # support partial symbols for a particular target and has to load the
  38     # entire symbol table.  Set the timeout to 10 minutes, which should be
  39     # adequate for most environments (it *has* timed out with 5 min on a
  40     # SPARCstation SLC under moderate load, so this isn't unreasonable).
  41     # After gdb is started, set the timeout to 30 seconds for the duration
  42     # of this test, and then back to the original value.
  43
  44     set oldtimeout $timeout
  45     set timeout 600
  46     verbose "Timeout is now $timeout seconds" 2
  47
  48     global gdb_file_cmd_debug_info
  49     set gdb_file_cmd_debug_info "unset"
  50
  51     set result [gdb_load $executable]
  52     set timeout $oldtimeout
  53     verbose "Timeout is now $timeout seconds" 2
  54
  55     if { $result != 0 } then {
  56         return -1
  57     }
  58
  59     if { $gdb_file_cmd_debug_info != "debug" } then {
  60         untested "No debug information, skipping testcase."
  61         return -1
  62     }
  63
  64     # Set a breakpoint at main
  65     gdb_test "break captured_main" \
  66             "Breakpoint.*at.* file.*, line.*" \
  67             "breakpoint in captured_main"
  68
  69     # run yourself
  70     # It may take a very long time for the inferior gdb to start (lynx),
  71     # so we bump it back up for the duration of this command.
  72     set timeout 600
  73
  74     set description "run until breakpoint at captured_main"
  75     gdb_test_multiple "run -nw" "$description" {
  76         -re "Starting program.*Breakpoint \[0-9\]+,.*captured_main .data.* at .*main.c:.*$gdb_prompt $" {
  77             pass "$description"
  78         }
  79         -re "Starting program.*Breakpoint \[0-9\]+,.*captured_main .data.*$gdb_prompt $" {
  80             xfail "$description (line numbers scrambled?)"
  81         }
  82         -re "vfork: No more processes.*$gdb_prompt $" {
  83             fail "$description (out of virtual memory)"
  84             set timeout $oldtimeout
  85             verbose "Timeout is now $timeout seconds" 2
  86             return -1
  87         }
  88         -re ".*$gdb_prompt $" {
  89             fail "$description"
  90             set timeout $oldtimeout
  91             verbose "Timeout is now $timeout seconds" 2
  92             return -1
  93         }
  94     }
  95
  96     set timeout $oldtimeout
  97     verbose "Timeout is now $timeout seconds" 2
  98
  99     return 0
 100 }
 101
 102 proc test_with_self { executable } {
 103
 104     set setup_result [setup_test $executable]
 105     if {$setup_result <0} then {
 106         return -1
 107     }
 108
 109     # A file which contains a directory prefix
 110     gdb_test "print xfullpath (\"./xfullpath.exp\")" \
 111              ".\[0-9\]+ =.*\".*/xfullpath.exp\"" \
 112              "A filename with ./ as the directory prefix"
 113
 114     # A file which contains a directory prefix
 115     gdb_test "print xfullpath (\"../../defs.h\")" \
 116              ".\[0-9\]+ =.*\".*/defs.h\"" \
 117              "A filename with ../ in the directory prefix"
 118
 119     # A one-character filename
 120     gdb_test "print xfullpath (\"./a\")" \
 121              ".\[0-9\]+ =.*\".*/a\"" \
 122              "A one-char filename in the current directory"
 123
 124     # A file in the root directory
 125     gdb_test "print xfullpath (\"/root_file_which_should_exist\")" \
 126              ".\[0-9\]+ =.*\"/root_file_which_should_exist\"" \
 127              "A filename in the root directory"
 128
 129     # A file which does not have a directory prefix
 130     gdb_test "print xfullpath (\"xfullpath.exp\")" \
 131              ".\[0-9\]+ =.*\"xfullpath.exp\"" \
 132              "A filename without any directory prefix"
 133
 134     # A one-char filename without any directory prefix
 135     gdb_test "print xfullpath (\"a\")" \
 136              ".\[0-9\]+ =.*\"a\"" \
 137              "A one-char filename without any directory prefix"
 138
 139     # An empty filename
 140     gdb_test "print xfullpath (\"\")" \
 141              ".\[0-9\]+ =.*\"\"" \
 142              "An empty filename"
 143
 144     return 0
 145 }
 146
 147 # Find a pathname to a file that we would execute if the shell was asked
 148 # to run $arg using the current PATH.
 149
 150 proc find_gdb { arg } {
 151
 152     # If the arg directly specifies an existing executable file, then
 153     # simply use it.
 154
 155     if [file executable $arg] then {
 156         return $arg
 157     }
 158
 159     set result [which $arg]
 160     if [string match "/" [ string range $result 0 0 ]] then {
 161         return $result
 162     }
 163
 164     # If everything fails, just return the unqualified pathname as default
 165     # and hope for best.
 166
 167     return $arg
 168 }
 169
 170 # Run the test with self.
 171 # Copy the file executable file in case this OS doesn't like to edit its own
 172 # text space.
 173
 174 set GDB_FULLPATH [find_gdb $GDB]
 175
 176 # Remove any old copy lying around.
 177 remote_file host delete x$tool
 178
 179 gdb_start
 180 set file [remote_download host $GDB_FULLPATH x$tool]
 181 set result [test_with_self $file];
 182 gdb_exit;
 183 catch "remote_file host delete $file";
 184
 185 if {$result <0} then {
 186     warning "Couldn't test self"
 187     return -1
 188 }