198 lines
6.1 KiB
Text
198 lines
6.1 KiB
Text
# Copyright 2002
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# Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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# Please email any bugs, comments, and/or additions to this file to:
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# bug-gdb@prep.ai.mit.edu
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# This file was written by Joel Brobecker. (brobecker@gnat.com), derived
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# from selftest.exp, written by Rob Savoye.
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if $tracelevel then {
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strace $tracelevel
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}
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set prms_id 0
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set bug_id 0
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# are we on a target board
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if [is_remote target] {
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return
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}
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if [istarget "m68k*-*-hpux*"] then {
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# The top-level makefile passes CFLAGS= (no -g) for hp300. This probably
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# should be fixed (it is only needed for gcc bootstrapping, not gdb),
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# but until then.....
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setup_xfail "*-*-*"
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fail "cannot test self if compiled without debug info"
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return -1
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}
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proc setup_test { executable } {
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global gdb_prompt
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global timeout
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# load yourself into the debugger
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# This can take a relatively long time, particularly for testing where
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# the executable is being accessed over a network, or where gdb does not
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# support partial symbols for a particular target and has to load the
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# entire symbol table. Set the timeout to 10 minutes, which should be
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# adequate for most environments (it *has* timed out with 5 min on a
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# SPARCstation SLC under moderate load, so this isn't unreasonable).
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# After gdb is started, set the timeout to 30 seconds for the duration
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# of this test, and then back to the original value.
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set oldtimeout $timeout
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set timeout 600
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verbose "Timeout is now $timeout seconds" 2
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if {[gdb_load $executable] <0} then {
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set timeout $oldtimeout
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verbose "Timeout is now $timeout seconds" 2
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return -1
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}
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set timeout $oldtimeout
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verbose "Timeout is now $timeout seconds" 2
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# Set a breakpoint at main
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gdb_test "break captured_main" \
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"Breakpoint.*at.* file.*, line.*" \
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"breakpoint in captured_main"
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# run yourself
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# It may take a very long time for the inferior gdb to start (lynx),
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# so we bump it back up for the duration of this command.
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set timeout 600
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set description "run until breakpoint at captured_main"
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send_gdb "run -nw\n"
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gdb_expect {
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-re "Starting program.*Breakpoint \[0-9\]+,.*captured_main .data.* at .*main.c:.*$gdb_prompt $" {
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pass "$description"
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}
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-re "Starting program.*Breakpoint \[0-9\]+,.*captured_main .data.*$gdb_prompt $" {
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xfail "$description (line numbers scrambled?)"
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}
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-re "vfork: No more processes.*$gdb_prompt $" {
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fail "$description (out of virtual memory)"
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set timeout $oldtimeout
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verbose "Timeout is now $timeout seconds" 2
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return -1
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}
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-re ".*$gdb_prompt $" {
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fail "$description"
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set timeout $oldtimeout
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verbose "Timeout is now $timeout seconds" 2
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return -1
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}
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timeout {
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fail "$description (timeout)"
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}
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}
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set timeout $oldtimeout
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verbose "Timeout is now $timeout seconds" 2
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return 0
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}
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proc test_with_self { executable } {
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set setup_result [setup_test $executable]
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if {$setup_result <0} then {
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return -1
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}
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# A file which contains a directory prefix
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gdb_test "print xfullpath (\"./xfullpath.exp\")" \
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".\[0-9\]+ =.*\".*/xfullpath.exp\"" \
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"A filename with ./ as the directory prefix"
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# A file which contains a directory prefix
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gdb_test "print xfullpath (\"../../defs.h\")" \
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".\[0-9\]+ =.*\".*/defs.h\"" \
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"A filename with ../ in the directory prefix"
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# A one-character filename
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gdb_test "print xfullpath (\"./a\")" \
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".\[0-9\]+ =.*\".*/a\"" \
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"A one-char filename in the current directory"
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# A file in the root directory
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gdb_test "print xfullpath (\"/root_file_which_should_exist\")" \
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".\[0-9\]+ =.*\"/root_file_which_should_exist\"" \
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"A filename in the root directory"
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# A file which does not have a directory prefix
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gdb_test "print xfullpath (\"xfullpath.exp\")" \
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".\[0-9\]+ =.*\"xfullpath.exp\"" \
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"A filename without any directory prefix"
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# A one-char filename without any directory prefix
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gdb_test "print xfullpath (\"a\")" \
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".\[0-9\]+ =.*\"a\"" \
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"A one-char filename without any directory prefix"
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# An empty filename
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gdb_test "print xfullpath (\"\")" \
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".\[0-9\]+ =.*\"\"" \
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"An empty filename"
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return 0
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}
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# Find a pathname to a file that we would execute if the shell was asked
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# to run $arg using the current PATH.
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proc find_gdb { arg } {
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# If the arg directly specifies an existing executable file, then
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# simply use it.
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if [file executable $arg] then {
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return $arg
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}
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set result [which $arg]
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if [string match "/" [ string range $result 0 0 ]] then {
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return $result
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}
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# If everything fails, just return the unqualified pathname as default
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# and hope for best.
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return $arg
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}
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# Run the test with self.
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# Copy the file executable file in case this OS doesn't like to edit its own
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# text space.
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set GDB_FULLPATH [find_gdb $GDB]
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# Remove any old copy lying around.
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remote_file host delete x$tool
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gdb_start
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set file [remote_download host $GDB_FULLPATH x$tool]
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set result [test_with_self $file];
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gdb_exit;
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catch "remote_file host delete $file";
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if {$result <0} then {
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warning "Couldn't test self"
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return -1
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}
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