| 1 | # Copyright 2002-2013 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 3 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, see <http://www.gnu.org/licenses/>. |
| 15 | |
| 16 | # This file was written by Joel Brobecker. (brobecker@gnat.com), derived |
| 17 | # from selftest.exp, written by Rob Savoye. |
| 18 | |
| 19 | |
| 20 | # are we on a target board |
| 21 | if { [is_remote target] || ![isnative] } then { |
| 22 | return |
| 23 | } |
| 24 | |
| 25 | proc setup_test { executable } { |
| 26 | global gdb_prompt |
| 27 | global timeout |
| 28 | global INTERNAL_GDBFLAGS |
| 29 | |
| 30 | # load yourself into the debugger |
| 31 | # This can take a relatively long time, particularly for testing where |
| 32 | # the executable is being accessed over a network, or where gdb does not |
| 33 | # support partial symbols for a particular target and has to load the |
| 34 | # entire symbol table. Set the timeout to 10 minutes, which should be |
| 35 | # adequate for most environments (it *has* timed out with 5 min on a |
| 36 | # SPARCstation SLC under moderate load, so this isn't unreasonable). |
| 37 | # After gdb is started, set the timeout to 30 seconds for the duration |
| 38 | # of this test, and then back to the original value. |
| 39 | |
| 40 | set oldtimeout $timeout |
| 41 | set timeout 600 |
| 42 | verbose "Timeout is now $timeout seconds" 2 |
| 43 | |
| 44 | global gdb_file_cmd_debug_info |
| 45 | set gdb_file_cmd_debug_info "unset" |
| 46 | |
| 47 | set result [gdb_load $executable] |
| 48 | set timeout $oldtimeout |
| 49 | verbose "Timeout is now $timeout seconds" 2 |
| 50 | |
| 51 | if { $result != 0 } then { |
| 52 | return -1 |
| 53 | } |
| 54 | |
| 55 | if { $gdb_file_cmd_debug_info != "debug" } then { |
| 56 | untested "No debug information, skipping testcase." |
| 57 | return -1 |
| 58 | } |
| 59 | |
| 60 | # Set a breakpoint at main |
| 61 | gdb_test "break captured_main" \ |
| 62 | "Breakpoint.*at.* file.*, line.*" \ |
| 63 | "breakpoint in captured_main" |
| 64 | |
| 65 | # run yourself |
| 66 | # It may take a very long time for the inferior gdb to start (lynx), |
| 67 | # so we bump it back up for the duration of this command. |
| 68 | set timeout 600 |
| 69 | |
| 70 | set description "run until breakpoint at captured_main" |
| 71 | gdb_test_multiple "run $INTERNAL_GDBFLAGS" "$description" { |
| 72 | -re "Starting program.*Breakpoint \[0-9\]+,.*captured_main .data.* at .*main.c:.*$gdb_prompt $" { |
| 73 | pass "$description" |
| 74 | } |
| 75 | -re "Starting program.*Breakpoint \[0-9\]+,.*captured_main .data.*$gdb_prompt $" { |
| 76 | xfail "$description (line numbers scrambled?)" |
| 77 | } |
| 78 | -re "vfork: No more processes.*$gdb_prompt $" { |
| 79 | fail "$description (out of virtual memory)" |
| 80 | set timeout $oldtimeout |
| 81 | verbose "Timeout is now $timeout seconds" 2 |
| 82 | return -1 |
| 83 | } |
| 84 | -re ".*$gdb_prompt $" { |
| 85 | fail "$description" |
| 86 | set timeout $oldtimeout |
| 87 | verbose "Timeout is now $timeout seconds" 2 |
| 88 | return -1 |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | set timeout $oldtimeout |
| 93 | verbose "Timeout is now $timeout seconds" 2 |
| 94 | |
| 95 | return 0 |
| 96 | } |
| 97 | |
| 98 | proc test_with_self { executable } { |
| 99 | |
| 100 | set setup_result [setup_test $executable] |
| 101 | if {$setup_result <0} then { |
| 102 | return -1 |
| 103 | } |
| 104 | |
| 105 | # A file which contains a directory prefix |
| 106 | gdb_test "print xfullpath (\"./xfullpath.exp\")" \ |
| 107 | ".\[0-9\]+ =.*\".*/xfullpath.exp\"" \ |
| 108 | "A filename with ./ as the directory prefix" |
| 109 | |
| 110 | # A file which contains a directory prefix |
| 111 | gdb_test "print xfullpath (\"../../defs.h\")" \ |
| 112 | ".\[0-9\]+ =.*\".*/defs.h\"" \ |
| 113 | "A filename with ../ in the directory prefix" |
| 114 | |
| 115 | # A one-character filename |
| 116 | gdb_test "print xfullpath (\"./a\")" \ |
| 117 | ".\[0-9\]+ =.*\".*/a\"" \ |
| 118 | "A one-char filename in the current directory" |
| 119 | |
| 120 | # A file in the root directory |
| 121 | gdb_test "print xfullpath (\"/root_file_which_should_exist\")" \ |
| 122 | ".\[0-9\]+ =.*\"/root_file_which_should_exist\"" \ |
| 123 | "A filename in the root directory" |
| 124 | |
| 125 | # A file which does not have a directory prefix |
| 126 | gdb_test "print xfullpath (\"xfullpath.exp\")" \ |
| 127 | ".\[0-9\]+ =.*\"xfullpath.exp\"" \ |
| 128 | "A filename without any directory prefix" |
| 129 | |
| 130 | # A one-char filename without any directory prefix |
| 131 | gdb_test "print xfullpath (\"a\")" \ |
| 132 | ".\[0-9\]+ =.*\"a\"" \ |
| 133 | "A one-char filename without any directory prefix" |
| 134 | |
| 135 | # An empty filename |
| 136 | gdb_test "print xfullpath (\"\")" \ |
| 137 | ".\[0-9\]+ =.*\"\"" \ |
| 138 | "An empty filename" |
| 139 | |
| 140 | return 0 |
| 141 | } |
| 142 | |
| 143 | # Find a pathname to a file that we would execute if the shell was asked |
| 144 | # to run $arg using the current PATH. |
| 145 | |
| 146 | proc find_gdb { arg } { |
| 147 | |
| 148 | # If the arg directly specifies an existing executable file, then |
| 149 | # simply use it. |
| 150 | |
| 151 | if [file executable $arg] then { |
| 152 | return $arg |
| 153 | } |
| 154 | |
| 155 | set result [which $arg] |
| 156 | if [string match "/" [ string range $result 0 0 ]] then { |
| 157 | return $result |
| 158 | } |
| 159 | |
| 160 | # If everything fails, just return the unqualified pathname as default |
| 161 | # and hope for best. |
| 162 | |
| 163 | return $arg |
| 164 | } |
| 165 | |
| 166 | # Run the test with self. |
| 167 | # Copy the file executable file in case this OS doesn't like to edit its own |
| 168 | # text space. |
| 169 | |
| 170 | set GDB_FULLPATH [find_gdb $GDB] |
| 171 | |
| 172 | # Remove any old copy lying around. |
| 173 | remote_file host delete x$tool |
| 174 | |
| 175 | gdb_start |
| 176 | set file [remote_download host $GDB_FULLPATH x$tool] |
| 177 | set result [test_with_self $file]; |
| 178 | gdb_exit; |
| 179 | catch "remote_file host delete $file"; |
| 180 | |
| 181 | if {$result <0} then { |
| 182 | warning "Couldn't test self" |
| 183 | return -1 |
| 184 | } |