From: Daniel Jacobowitz Date: Fri, 8 Apr 2005 12:57:00 +0000 (+0000) Subject: gdb/testsuite/ X-Git-Tag: msnyder-tracepoint-checkpoint-branchpoint~664 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6f8eac0e511dcb7454312581371ee94e68d29587;p=platform%2Fupstream%2Fbinutils.git gdb/testsuite/ * Makefile.in (ALL_SUBDIRS): Add gdb.gdbserver. * configure.ac: Create gdb.gdbserver/Makefile. * configure: Regenerated. * lib/gdbserver-support.exp: New file, derived from config/gdbserver.exp. * config/gdbserver.exp: Use gdbserver-support.exp. * gdb.gdbserver/Makefile.in: New file. * gdb.gdbserver/server.c: New file. * gdb.gdbserver/server-run.exp: New file. gdb/ * config/fnchange.lst: Add testsuite/gdb.gdbserver entries. --- diff --git a/gdb/ChangeLog b/gdb/ChangeLog index af02d97..ad7d5f6 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,9 @@ 2005-04-08 Daniel Jacobowitz + * config/fnchange.lst: Add testsuite/gdb.gdbserver entries. + +2005-04-08 Daniel Jacobowitz + * dwarf2-frame.c (struct dwarf2_frame_cache): New field undefined_retaddr. (dwarf2_frame_cache): Initialize undefined_retaddr. diff --git a/gdb/config/djgpp/fnchange.lst b/gdb/config/djgpp/fnchange.lst index 70f42e2..c2b60ba 100644 --- a/gdb/config/djgpp/fnchange.lst +++ b/gdb/config/djgpp/fnchange.lst @@ -206,6 +206,9 @@ @V@/gdb/testsuite/gdb.base/coremaker2.c @V@/gdb/testsuite/gdb.base/core2maker.c @V@/gdb/testsuite/gdb.cp/m-static1.cc @V@/gdb/testsuite/gdb.cp/m-stat1.cc @V@/gdb/testsuite/gdb.cp/namespace1.cc @V@/gdb/testsuite/gdb.cp/namesp1.cc +@V@/gdb/testsuite/gdb.gdbserver/Makefile.in @V@/gdb/testsuite/gdb.srv/Makefile.in +@V@/gdb/testsuite/gdb.gdbserver/server-run.exp @V@/gdb/testsuite/gdb.srv/server-run.exp +@V@/gdb/testsuite/gdb.gdbserver/server.c @V@/gdb/testsuite/gdb.srv/server.c @V@/gdb/testsuite/gdb.gdbtk/ChangeLog @V@/gdb/testsuite/gdb.tk/ChangeLog @V@/gdb/testsuite/gdb.gdbtk/Makefile.in @V@/gdb/testsuite/gdb.tk/Makefile.in @V@/gdb/testsuite/gdb.gdbtk/browser.exp @V@/gdb/testsuite/gdb.tk/browser.exp diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog index 0e4f39c..7e062f3 100644 --- a/gdb/testsuite/ChangeLog +++ b/gdb/testsuite/ChangeLog @@ -1,3 +1,15 @@ +2005-04-08 Daniel Jacobowitz + + * Makefile.in (ALL_SUBDIRS): Add gdb.gdbserver. + * configure.ac: Create gdb.gdbserver/Makefile. + * configure: Regenerated. + * lib/gdbserver-support.exp: New file, derived from + config/gdbserver.exp. + * config/gdbserver.exp: Use gdbserver-support.exp. + * gdb.gdbserver/Makefile.in: New file. + * gdb.gdbserver/server.c: New file. + * gdb.gdbserver/server-run.exp: New file. + 2005-04-06 Paul Gilliam * lib/gdb.exp (test_compiler_info): Return compiler_info diff --git a/gdb/testsuite/Makefile.in b/gdb/testsuite/Makefile.in index 5aa8262..dedfe95 100644 --- a/gdb/testsuite/Makefile.in +++ b/gdb/testsuite/Makefile.in @@ -1,5 +1,6 @@ # Makefile for regression testing the GNU debugger. -# Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2002, 2003, 2004 +# Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2002, 2003, 2004, +# 2005 # Free Software Foundation, Inc. # This file is part of GDB. @@ -37,7 +38,8 @@ SUBDIRS = @subdirs@ RPATH_ENVVAR = @RPATH_ENVVAR@ ALL_SUBDIRS = gdb.ada gdb.arch gdb.asm gdb.base gdb.cp gdb.disasm \ gdb.dwarf2 \ - gdb.fortran gdb.java gdb.mi gdb.objc gdb.threads gdb.trace \ + gdb.fortran gdb.gdbserver gdb.java gdb.mi \ + gdb.objc gdb.threads gdb.trace \ $(SUBDIRS) EXPECT = `if [ -f $${rootme}/../../expect/expect ] ; then \ diff --git a/gdb/testsuite/config/gdbserver.exp b/gdb/testsuite/config/gdbserver.exp index 61db50e..9d133cf 100644 --- a/gdb/testsuite/config/gdbserver.exp +++ b/gdb/testsuite/config/gdbserver.exp @@ -1,7 +1,3 @@ -# Test framework for GDB (remote protocol) using a "gdbserver", -# ie. a debug agent running as a native process on the same or -# a different host. - # Copyright 2000, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. # This program is free software; you can redistribute it and/or modify @@ -18,19 +14,15 @@ # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -# Please email any bugs, comments, and/or additions to this file to: -# bug-gdb@prep.ai.mit.edu - -# This file was written by Michael Snyder. (msnyder@redhat.com) +# Test framework for GDB (remote protocol) using a "gdbserver", +# ie. a debug agent running as a native process on the same or +# a different host. # # This module to be used for testing gdb with a "gdbserver" # built either from libremote or from gdb/gdbserver. # -# Load the basic testing library, and the remote stuff. -load_lib ../config/monitor.exp - # # To be addressed or set in your baseboard config file: # @@ -73,148 +65,19 @@ load_lib ../config/monitor.exp # Defaults to "localhost". Note: old gdbserver requires # that you define this, but libremote/gdbserver does not. # -# set_board_info socketport +# set_board_info gdb,socketport # Port id to use for socket connection. If not set explicitly, # it will start at "2345" and increment for each use. # +# The guts live in gdbserver-support.exp now. +load_lib gdbserver-support.exp -# -# gdb_load -- load a file into the debugger. -# return a -1 if anything goes wrong. -# - -global server_exec; -global portnum; -set portnum "2345"; - -proc gdbserver_gdb_load { server_exec } { - global portnum - - # Port id -- either specified in baseboard file, or managed here. - if [target_info exists gdb,socketport] { - set portnum [target_info gdb,socketport]; - } else { - # Bump the port number to avoid conflicts with hung ports. - incr portnum; - } - - # Extract the local and remote host ids from the target board struct. - - if [target_info exists sockethost] { - set debughost [target_info sockethost]; - } else { - set debughost "localhost:"; - } - # Extract the protocol - if [target_info exists gdb_protocol] { - set protocol [target_info gdb_protocol]; - } else { - set protocol "remote"; - } - - # Extract the name of the gdbserver, if known (default 'gdbserver'). - if [target_info exists gdb_server_prog] { - set gdbserver [target_info gdb_server_prog]; - } else { - set gdbserver "gdbserver"; - } - # Extract the socket hostname - if [target_info exists sockethost] { - set sockethost [target_info sockethost]; - } else { - set sockethost "" - } - - # Export the host:port pair. - set gdbport $debughost$portnum; - - # Fire off the debug agent - if [target_info exists gdb_server_args] { - # This flavour of gdbserver takes as arguments those specified - # in the board configuration file - set custom_args [target_info gdb_server_args]; - set server_spawn_id [remote_spawn target \ - "$gdbserver $custom_args"] - } else { - # This flavour of gdbserver takes as arguments the port information - # and the name of the executable file to be debugged. - set server_spawn_id [remote_spawn target \ - "$gdbserver $sockethost$portnum $server_exec"] - } - - # Wait for the server to produce at least one line and an additional - # character of output. This will wait until any TCP socket has been - # created, so that GDB can connect. - expect { - -i $server_spawn_id - -notransfer - -re ".*\n." { } - } - - # We can't just call close, because if gdbserver is local then that means - # that it will get a SIGHUP. Doing it this way could also allow us to - # get at the inferior's input or output if necessary, and means that we - # don't need to redirect output. - expect_background { - -i $server_spawn_id - -re "." { } - eof { - # The spawn ID is already closed now (but not yet waited for). - wait -i $expect_out(spawn_id) - } - } - - return [list $protocol $gdbport]; -} - -proc infer_host_exec { } { - set host_exec "" - - send_gdb "info files\n"; - gdb_expect 30 { - -re "Symbols from \"(\[^\"\]+)\"" { - set host_exec $expect_out(1,string); - exp_continue; - } - -re "Local exec file:\[\r\n\]+\[ \t\]*`(\[^'\]+)'," { - set host_exec $expect_out(1,string); - exp_continue; - } - -re "$gdb_prompt $" { } - } - - return $host_exec +proc gdbserver_gdb_load { arg } { + return [gdbserver_spawn $arg ""] } proc gdb_load { arg } { - global host_exec - global server_exec - - if { $arg == "" && $host_exec == "" } { - set host_exec [infer_host_exec] - } elseif { $arg != "" } { - set host_exec $arg - if [info exists server_exec] { unset server_exec } - } - - if { ! [info exists server_exec] } { - if [is_remote target] { - set server_exec [remote_download target $host_exec /tmp/[file tail $host_exec].[pid]] - } else { - set server_exec $host_exec - } - } - - set res [gdbserver_gdb_load $server_exec] - set protocol [lindex $res 0] - set gdbport [lindex $res 1] - - if { $arg != "" } { - if [gdb_file_cmd $arg] { - return -1 - } - } - gdb_target_cmd $protocol $gdbport + return [gdbserver_load $arg ""] } diff --git a/gdb/testsuite/configure b/gdb/testsuite/configure index cada180..72734f5 100755 --- a/gdb/testsuite/configure +++ b/gdb/testsuite/configure @@ -956,7 +956,7 @@ esac else echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2 fi - cd $ac_popdir + cd "$ac_popdir" done fi @@ -2080,8 +2080,7 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" - || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -2139,8 +2138,7 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" - || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -2256,8 +2254,7 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" - || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -2311,8 +2308,7 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" - || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -2357,8 +2353,7 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" - || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -2402,8 +2397,7 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" - || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -2726,8 +2720,7 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" - || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -2897,8 +2890,7 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" - || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -2965,8 +2957,7 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5 cat conftest.err >&5 echo "$as_me:$LINENO: \$? = $ac_status" >&5 (exit $ac_status); } && - { ac_try='test -z "$ac_c_werror_flag" - || test ! -s conftest.err' + { ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err' { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5 (eval $ac_try) 2>&5 ac_status=$? @@ -3084,7 +3075,7 @@ done - ac_config_files="$ac_config_files Makefile gdb.ada/Makefile gdb.arch/Makefile gdb.asm/Makefile gdb.base/Makefile gdb.cp/Makefile gdb.disasm/Makefile gdb.dwarf2/Makefile gdb.fortran/Makefile gdb.java/Makefile gdb.mi/Makefile gdb.objc/Makefile gdb.threads/Makefile gdb.trace/Makefile" + ac_config_files="$ac_config_files Makefile gdb.ada/Makefile gdb.arch/Makefile gdb.asm/Makefile gdb.base/Makefile gdb.cp/Makefile gdb.disasm/Makefile gdb.dwarf2/Makefile gdb.fortran/Makefile gdb.gdbserver/Makefile gdb.java/Makefile gdb.mi/Makefile gdb.objc/Makefile gdb.threads/Makefile gdb.trace/Makefile" cat >confcache <<\_ACEOF # This file is a shell script that caches the results of configure # tests run on this system so they can be shared between configure @@ -3644,6 +3635,7 @@ do "gdb.disasm/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.disasm/Makefile" ;; "gdb.dwarf2/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.dwarf2/Makefile" ;; "gdb.fortran/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.fortran/Makefile" ;; + "gdb.gdbserver/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.gdbserver/Makefile" ;; "gdb.java/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.java/Makefile" ;; "gdb.mi/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.mi/Makefile" ;; "gdb.objc/Makefile" ) CONFIG_FILES="$CONFIG_FILES gdb.objc/Makefile" ;; @@ -3919,11 +3911,6 @@ esac - if test x"$ac_file" != x-; then - { echo "$as_me:$LINENO: creating $ac_file" >&5 -echo "$as_me: creating $ac_file" >&6;} - rm -f "$ac_file" - fi # Let's still pretend it is `configure' which instantiates (i.e., don't # use $as_me), people would be surprised to read: # /* config.h. Generated by config.status. */ @@ -3962,6 +3949,12 @@ echo "$as_me: error: cannot find input file: $f" >&2;} fi;; esac done` || { (exit 1); exit 1; } + + if test x"$ac_file" != x-; then + { echo "$as_me:$LINENO: creating $ac_file" >&5 +echo "$as_me: creating $ac_file" >&6;} + rm -f "$ac_file" + fi _ACEOF cat >>$CONFIG_STATUS <<_ACEOF sed "$ac_vpsub @@ -4193,7 +4186,7 @@ echo "$as_me: error: $ac_sub_configure failed for $ac_dir" >&2;} { (exit 1); exit 1; }; } fi - cd $ac_popdir + cd "$ac_popdir" done fi diff --git a/gdb/testsuite/configure.ac b/gdb/testsuite/configure.ac index 28605b4..814ee8a 100644 --- a/gdb/testsuite/configure.ac +++ b/gdb/testsuite/configure.ac @@ -1,7 +1,7 @@ # -*- Autoconf -*- # Process this file with autoconf to produce a configure script. -# Copyright 2002, 2003, 2004 +# Copyright 2002, 2003, 2004, 2005 # Free Software Foundation, Inc. # # This program is free software; you can redistribute it and/or modify @@ -112,5 +112,6 @@ AC_OUTPUT([Makefile \ gdb.ada/Makefile \ gdb.arch/Makefile gdb.asm/Makefile gdb.base/Makefile \ gdb.cp/Makefile gdb.disasm/Makefile gdb.dwarf2/Makefile \ - gdb.fortran/Makefile gdb.java/Makefile gdb.mi/Makefile \ + gdb.fortran/Makefile gdb.gdbserver/Makefile \ + gdb.java/Makefile gdb.mi/Makefile \ gdb.objc/Makefile gdb.threads/Makefile gdb.trace/Makefile]) diff --git a/gdb/testsuite/gdb.gdbserver/Makefile.in b/gdb/testsuite/gdb.gdbserver/Makefile.in new file mode 100644 index 0000000..0633edf --- /dev/null +++ b/gdb/testsuite/gdb.gdbserver/Makefile.in @@ -0,0 +1,24 @@ +VPATH = @srcdir@ +srcdir = @srcdir@ + +EXECUTABLES = + +MISCELLANEOUS = + +all info install-info dvi install uninstall installcheck check: + @echo "Nothing to be done for $@..." + +clean mostlyclean: + -find . -name '*.o' -print | xargs rm -f + -find . -name '*.ali' -print | xargs rm -f + -find . -name 'b~*.ad[sb]' -print | xargs rm -f + -rm -f *~ a.out xgdb *.x *.ci *.tmp + -rm -f *~ *.o a.out xgdb *.x *.ci *.tmp + -rm -f core core.coremaker coremaker.core corefile $(EXECUTABLES) + -rm -f $(MISCELLANEOUS) twice-tmp.c + +distclean maintainer-clean realclean: clean + -rm -f *~ core + -rm -f Makefile config.status config.log + -rm -f *-init.exp + -rm -fr *.log summary detail *.plog *.sum *.psum site.* diff --git a/gdb/testsuite/gdb.gdbserver/server-run.exp b/gdb/testsuite/gdb.gdbserver/server-run.exp new file mode 100644 index 0000000..e0085dc --- /dev/null +++ b/gdb/testsuite/gdb.gdbserver/server-run.exp @@ -0,0 +1,42 @@ +# This testcase is part of GDB, the GNU debugger. + +# Copyright 2005 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +# Test the basic functionality of gdbserver. + +load_lib gdbserver-support.exp + +set testfile "server" +set srcfile ${testfile}.c +set binfile ${objdir}/${subdir}/${testfile} + +if { [skip_gdbserver_tests] } { + return 0 +} + +if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { + return -1 +} + +gdb_exit +gdb_start + +gdbserver_load $binfile "" +gdb_reinitialize_dir $srcdir/$subdir + +gdb_breakpoint main +gdb_test "continue" "Breakpoint.* main .*" "continue to main" diff --git a/gdb/testsuite/gdb.gdbserver/server.c b/gdb/testsuite/gdb.gdbserver/server.c new file mode 100644 index 0000000..b651263 --- /dev/null +++ b/gdb/testsuite/gdb.gdbserver/server.c @@ -0,0 +1,24 @@ +/* This testcase is part of GDB, the GNU debugger. + + Copyright 2005 Free Software Foundation, Inc. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, + USA. */ + +int +main (int argc, char **argv) +{ + return 0; +} diff --git a/gdb/testsuite/lib/gdbserver-support.exp b/gdb/testsuite/lib/gdbserver-support.exp new file mode 100644 index 0000000..71535d0 --- /dev/null +++ b/gdb/testsuite/lib/gdbserver-support.exp @@ -0,0 +1,250 @@ +# Copyright 2000, 2002, 2003, 2004, 2005 Free Software Foundation, Inc. + +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + +# This file is based on config/gdbserver.exp, which was written by +# Michael Snyder (msnyder@redhat.com). + +# +# To be addressed or set in your baseboard config file: +# +# set_board_info gdb_protocol "remote" +# Unles you have a gdbserver that uses a different protocol... +# +# set_board_info gdb_server_prog +# This will be the path to the gdbserver program you want to test. +# Defaults to "gdbserver". +# +# set_board_info sockethost +# The name of the host computer whose socket is being used. +# Defaults to "localhost". Note: old gdbserver requires +# that you define this, but libremote/gdbserver does not. +# +# set_board_info gdb,socketport +# Port id to use for socket connection. If not set explicitly, +# it will start at "2345" and increment for each use. +# + +# +# gdb_target_cmd +# Send gdb the "target" command +# +proc gdb_target_cmd { targetname serialport } { + global gdb_prompt + + for {set i 1} {$i <= 3} {incr i} { + send_gdb "target $targetname $serialport\n" + gdb_expect 60 { + -re "A program is being debugged already.*ill it.*y or n. $" { + send_gdb "y\n" + exp_continue + } + -re "Couldn't establish connection to remote.*$gdb_prompt" { + verbose "Connection failed" + } + -re "Remote MIPS debugging.*$gdb_prompt" { + verbose "Set target to $targetname" + return 0 + } + -re "Remote debugging using .*$serialport.*$gdb_prompt" { + verbose "Set target to $targetname" + return 0 + } + -re "Remote target $targetname connected to.*$gdb_prompt" { + verbose "Set target to $targetname" + return 0 + } + -re "Connected to.*$gdb_prompt" { + verbose "Set target to $targetname" + return 0 + } + -re "Ending remote.*$gdb_prompt" { } + -re "Connection refused.*$gdb_prompt" { + verbose "Connection refused by remote target. Pausing, and trying again." + sleep 30 + continue + } + -re "Timeout reading from remote system.*$gdb_prompt" { + verbose "Got timeout error from gdb." + } + timeout { + send_gdb "" + break + } + } + } + return 1 +} + + +global portnum +set portnum "2345" + +# Locate the gdbserver binary. Returns "" if gdbserver could not be found. + +proc find_gdbserver { } { + global GDB + + if [target_info exists gdb_server_prog] { + return [target_info gdb_server_prog] + } + + set gdbserver "${GDB}server" + if { [file isdirectory $gdbserver] } { + append gdbserver "/gdbserver" + } + + if { [file executable $gdbserver] } { + return $gdbserver + } + + return "" +} + +# Return non-zero if we should skip gdbserver-specific tests. + +proc skip_gdbserver_tests { } { + if { [find_gdbserver] == "" } { + return 1 + } + + return 0 +} + +# Start a gdbserver process running SERVER_EXEC, and connect GDB +# to it. CHILD_ARGS are passed to the inferior. +# +# Returns the target protocol and socket to connect to. + +proc gdbserver_spawn { server_exec child_args } { + global portnum + + # Port id -- either specified in baseboard file, or managed here. + if [target_info exists gdb,socketport] { + set portnum [target_info gdb,socketport] + } else { + # Bump the port number to avoid conflicts with hung ports. + incr portnum + } + + # Extract the local and remote host ids from the target board struct. + if [target_info exists sockethost] { + set debughost [target_info sockethost] + } else { + set debughost "localhost:" + } + + # Extract the protocol + if [target_info exists gdb_protocol] { + set protocol [target_info gdb_protocol] + } else { + set protocol "remote" + } + + set gdbserver [find_gdbserver] + + # Export the host:port pair. + set gdbport $debughost$portnum + + # Fire off the debug agent. This flavour of gdbserver takes as + # arguments the port information, the name of the executable file to + # be debugged, and any arguments. + set gdbserver_command "$gdbserver :$portnum $server_exec" + if { $child_args != "" } { + append gdbserver_command " $child_args" + } + + set server_spawn_id [remote_spawn target $gdbserver_command] + + # Wait for the server to produce at least one line and an additional + # character of output. This will wait until any TCP socket has been + # created, so that GDB can connect. + expect { + -i $server_spawn_id + -notransfer + -re ".*\n." { } + } + + # We can't just call close, because if gdbserver is local then that means + # that it will get a SIGHUP. Doing it this way could also allow us to + # get at the inferior's input or output if necessary, and means that we + # don't need to redirect output. + expect_background { + -i $server_spawn_id + -re "." { } + eof { + # The spawn ID is already closed now (but not yet waited for). + wait -i $expect_out(spawn_id) + } + } + + return [list $protocol $gdbport] +} + +proc infer_host_exec { } { + set host_exec "" + + send_gdb "info files\n" + gdb_expect 30 { + -re "Symbols from \"(\[^\"\]+)\"" { + set host_exec $expect_out(1,string) + exp_continue + } + -re "Local exec file:\[\r\n\]+\[ \t\]*`(\[^'\]+)'," { + set host_exec $expect_out(1,string) + exp_continue + } + -re "$gdb_prompt $" { } + } + + return $host_exec +} + +# Start a gdbserver process running HOST_EXEC and pass CHILD_ARGS +# to it. Return 0 on success, or non-zero on failure. + +proc gdbserver_load { host_exec child_args } { + global gdbserver_host_exec + global gdbserver_server_exec + + # If we weren't passed an explicit binary, try to reuse the current + # one. If we were, be sure to redownload it. + + if { $host_exec == "" && $gdbserver_host_exec == "" } { + set gdbserver_host_exec [infer_host_exec] + } elseif { $host_exec != "" } { + set gdbserver_host_exec $host_exec + if [info exists gdbserver_server_exec] { unset gdbserver_server_exec } + } + + if { ! [info exists gdbserver_server_exec] } { + if [is_remote target] { + set gdbserver_server_exec [remote_download target $host_exec /tmp/[file tail $gdbserver_host_exec].[pid]] + } else { + set gdbserver_server_exec $gdbserver_host_exec + } + } + + set res [gdbserver_spawn $gdbserver_server_exec $child_args] + set protocol [lindex $res 0] + set gdbport [lindex $res 1] + + if { $host_exec != "" } { + if [gdb_file_cmd $host_exec] { + return -1 + } + } + gdb_target_cmd $protocol $gdbport +}