From baa1aae9cfddec5c50b593b85a8ae447bd2b0225 Mon Sep 17 00:00:00 2001 From: Ian Jackson Date: Fri, 2 Jul 2010 17:46:01 +0100 Subject: tools/debugger/gdb: Remove gdb This code is not maintained, does not work properly, and no-one is using it. Delete it, following discussion on xen-devel. --- tools/debugger/gdb/README | 38 - .../gdb-6.2.1-xen-sparse/gdb/gdbserver/Makefile.in | 308 -- .../gdb-6.2.1-xen-sparse/gdb/gdbserver/configure | 4650 -------------------- .../gdb/gdbserver/configure.in | 121 - .../gdb/gdbserver/configure.srv | 75 - .../gdb/gdbserver/linux-xen-low.c | 667 --- .../gdb-6.2.1-xen-sparse/gdb/gdbserver/server.c | 676 --- .../debugger/gdb/gdb-6.2.1-xen-sparse/mkbuildtree | 115 - tools/debugger/gdb/gdbbuild | 28 - 9 files changed, 6678 deletions(-) delete mode 100644 tools/debugger/gdb/README delete mode 100644 tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/Makefile.in delete mode 100755 tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/configure delete mode 100644 tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/configure.in delete mode 100644 tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/configure.srv delete mode 100644 tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/linux-xen-low.c delete mode 100644 tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/server.c delete mode 100755 tools/debugger/gdb/gdb-6.2.1-xen-sparse/mkbuildtree delete mode 100755 tools/debugger/gdb/gdbbuild (limited to 'tools/debugger') diff --git a/tools/debugger/gdb/README b/tools/debugger/gdb/README deleted file mode 100644 index 8221798914..0000000000 --- a/tools/debugger/gdb/README +++ /dev/null @@ -1,38 +0,0 @@ - -DomU & HVM GDB server for 32-bit (PAE and non-PAE) and x86_64 systems ----------------------------------------------------- - -Lines marked below with [*] are optional, if you want full -source-level debugging of your kernel image. - -To build the GDB server: - 0. Build rest of the Xen first from the base directory - 1. Run ./gdbbuild from within this directory. - 2. Copy ./gdb-6.2.1-linux-i386-xen/gdb/gdbserver/gdbserver-xen - to your test machine. - -To build a debuggable guest domU kernel image: - 1. cd linux-2.6.xx-xenU - 2. make menuconfig - 3. From within the configurator, enable the following options: - # Kernel hacking -> Compile the kernel with debug info [*] - -> Compile the kernel with frame pointers - 4. (Re)build and (re)install your xenU kernel image. - -To debug a running guest: - 1. Use 'xm list' to discover its domain id ($domid). - 2. Run 'gdbserver-xen 127.0.0.1:9999 --attach $domid'. - 3. Run 'gdb /path/to/vmlinux-syms-2.6.xx-xenU'. - 4. From within the gdb client session: - # directory /path/to/linux-2.6.xx-xenU [*] - # target remote 127.0.0.1:9999 - # bt - # disass - -To debug a crashed domU guest: - 1. Add '(enable-dump yes)' to /etc/xen/xend-config.sxp before - starting xend. - 2. When the domain crashes, a core file is written to - '/var/xen/dump/..core'. - 3. Run 'gdbserver-xen 127.0.0.1:9999 --file '. - 4. Connect to the server as for a running guest. diff --git a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/Makefile.in b/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/Makefile.in deleted file mode 100644 index 1ceb866df3..0000000000 --- a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/Makefile.in +++ /dev/null @@ -1,308 +0,0 @@ -# Copyright 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, -# 1999, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc. - -# This file is part of GDB. - -# 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. - -prefix = @prefix@ -exec_prefix = @exec_prefix@ - -host_alias = @host_alias@ -target_alias = @target_alias@ -program_transform_name = @program_transform_name@ -bindir = @bindir@ -libdir = @libdir@ -tooldir = $(libdir)/$(target_alias) - -datadir = @datadir@ -mandir = @mandir@ -man1dir = $(mandir)/man1 -man2dir = $(mandir)/man2 -man3dir = $(mandir)/man3 -man4dir = $(mandir)/man4 -man5dir = $(mandir)/man5 -man6dir = $(mandir)/man6 -man7dir = $(mandir)/man7 -man8dir = $(mandir)/man8 -man9dir = $(mandir)/man9 -infodir = @infodir@ -htmldir = $(prefix)/html -includedir = @includedir@ - -SHELL = /bin/sh - -INSTALL = @INSTALL@ -INSTALL_PROGRAM = @INSTALL_PROGRAM@ -INSTALL_DATA = @INSTALL_DATA@ - -CC = @CC@ - -# Directory containing source files. Don't clean up the spacing, -# this exact string is matched for by the "configure" script. -srcdir = @srcdir@ -VPATH = @srcdir@ - -# It is also possible that you will need to add -I/usr/include/sys to the -# CFLAGS section if your system doesn't have fcntl.h in /usr/include (which -# is where it should be according to Posix). - -# Set this up with gcc if you have gnu ld and the loader will print out -# line numbers for undefinded refs. -#CC-LD=gcc -static -CC-LD=${CC} - -# Where is the "include" directory? Traditionally ../include or ./include -INCLUDE_DIR = ${srcdir}/../../include -INCLUDE_DEP = $$(INCLUDE_DIR) - -# Where are the BFD library? -BFD_DIR = ../../bfd -BFD = $(BFD_DIR)/libbfd.a -BFD_SRC = $(srcdir)/$(BFD_DIR) -BFD_CFLAGS = -I$(BFD_DIR) -I$(BFD_SRC) - -# Where is the source dir for the READLINE library? Traditionally in .. or . -# (For the binary library built from it, we use ${READLINE_DIR}${subdir}.) -READLINE_DIR = ${srcdir}/../readline -READLINE_DEP = $$(READLINE_DIR) - -# All the includes used for CFLAGS and for lint. -# -I. for config files. -# -I${srcdir} for our headers. -# -I$(srcdir)/../regformats for regdef.h. -INCLUDE_CFLAGS = -I. -I${srcdir} -I$(srcdir)/../regformats -I$(INCLUDE_DIR) -I../../../../../libxc/ -I../../../../../include/ - -# M{H,T}_CFLAGS, if defined, has host- and target-dependent CFLAGS -# from the config/ directory. -GLOBAL_CFLAGS = ${MT_CFLAGS} ${MH_CFLAGS} -#PROFILE_CFLAGS = -pg - -WARN_CFLAGS = -Wall - -# CFLAGS is specifically reserved for setting from the command line -# when running make. I.E. "make CFLAGS=-Wmissing-prototypes". -CFLAGS = @CFLAGS@ - -# INTERNAL_CFLAGS is the aggregate of all other *CFLAGS macros. -INTERNAL_CFLAGS = $(WARN_CFLAGS) ${CFLAGS} ${GLOBAL_CFLAGS} \ - ${PROFILE_CFLAGS} ${INCLUDE_CFLAGS} ${BFD_CFLAGS} - -# LDFLAGS is specifically reserved for setting from the command line -# when running make. -LDFLAGS = @LDFLAGS@ - -# Perhaps should come from parent Makefile -VERSION = gdbserver-4.12.3 -DIST=gdb - -LINT=/usr/5bin/lint -LINTFLAGS= $(BFD_CFLAGS) - -# All source files that go into linking GDB remote server. - -SFILES= $(srcdir)/gdbreplay.c $(srcdir)/inferiors.c \ - $(srcdir)/mem-break.c $(srcdir)/proc-service.c $(srcdir)/regcache.c \ - $(srcdir)/remote-utils.c $(srcdir)/server.c $(srcdir)/target.c \ - $(srcdir)/thread-db.c $(srcdir)/utils.c \ - $(srcdir)/linux-arm-low.c $(srcdir)/linux-i386-low.c \ - $(srcdir)/i387-fp.c \ - $(srcdir)/linux-ia64-low.c $(srcdir)/linux-low.c \ - $(srcdir)/linux-m68k-low.c $(srcdir)/linux-mips-low.c \ - $(srcdir)/linux-ppc-low.c $(srcdir)/linux-s390-low.c \ - $(srcdir)/linux-sh-low.c $(srcdir)/linux-x86-64-low.c - -DEPFILES = @GDBSERVER_DEPFILES@ - -SOURCES = $(SFILES) -TAGFILES = $(SOURCES) ${HFILES} ${ALLPARAM} ${POSSLIBS} - -OBS = inferiors.o regcache.o remote-utils.o server.o signals.o target.o \ - utils.o \ - mem-break.o \ - $(DEPFILES) -GDBSERVER_LIBS = @GDBSERVER_LIBS@ - -# Prevent Sun make from putting in the machine type. Setting -# TARGET_ARCH to nothing works for SunOS 3, 4.0, but not for 4.1. -.c.o: - ${CC} -c ${INTERNAL_CFLAGS} $< - -all: gdbserver-xen gdbreplay - -# Traditionally "install" depends on "all". But it may be useful -# not to; for example, if the user has made some trivial change to a -# source file and doesn't care about rebuilding or just wants to save the -# time it takes for make to check that all is up to date. -# install-only is intended to address that need. -install: all install-only -install-only: - n=`echo gdbserver-xen | sed '$(program_transform_name)'`; \ - if [ x$$n = x ]; then n=gdbserver-xen; else true; fi; \ - $(SHELL) $(srcdir)/../../mkinstalldirs $(DESTDIR)$(bindir); \ - $(INSTALL_PROGRAM) gdbserver-xen $(DESTDIR)$(bindir)/$$n; \ - $(SHELL) $(srcdir)/../../mkinstalldirs $(DESTDIR)$(man1dir); \ - $(INSTALL_DATA) $(srcdir)/gdbserver.1 $(DESTDIR)$(man1dir)/$$n.1 - -uninstall: force - n=`echo gdbserver-xen | sed '$(program_transform_name)'`; \ - if [ x$$n = x ]; then n=gdbserver-xen; else true; fi; \ - rm -f $(bindir)/$$n $(DESTDIR)$(man1dir)/$$n.1 - -installcheck: -check: -info dvi: -install-info: -html: -install-html: -clean-info: - -gdbserver-xen: $(OBS) ${ADD_DEPS} ${CDEPS} - rm -f gdbserver-xen - ${CC-LD} $(GLOBAL_CFLAGS) $(LDFLAGS) -o gdbserver-xen $(OBS) \ - $(GDBSERVER_LIBS) $(XM_CLIBS) - -gdbreplay: gdbreplay.o - rm -f gdbreplay - ${CC-LD} $(GLOBAL_CFLAGS) $(LDFLAGS) -o gdbreplay gdbreplay.o \ - $(XM_CLIBS) - -# Put the proper machine-specific files first, so M-. on a machine -# specific routine gets the one for the correct machine. -# The xyzzy stuff below deals with empty DEPFILES -TAGS: ${TAGFILES} - etags `find ${srcdir}/../config -name $(TM_FILE) -print` \ - `find ${srcdir}/../config -name ${XM_FILE} -print` \ - `find ${srcdir}/../config -name ${NAT_FILE} -print` \ - `for i in yzzy ${DEPFILES}; do \ - if [ x$$i != xyzzy ]; then \ - echo ${srcdir}/$$i | sed -e 's/\.o$$/\.c/' ; \ - fi; \ - done` \ - ${TAGFILES} -tags: TAGS - -clean: - rm -f *.o ${ADD_FILES} *~ - rm -f gdbserver gdbreplay core make.log - rm -f reg-arm.c reg-i386.c reg-ia64.c reg-m68k.c reg-mips.c - rm -f reg-ppc.c reg-sh.c reg-x86-64.c reg-i386-linux.c - -maintainer-clean realclean distclean: clean - rm -f nm.h tm.h xm.h config.status config.h stamp-h config.log - rm -f Makefile - -STAGESTUFF=${OBS} ${TSOBS} ${NTSOBS} ${ADD_FILES} init.c init.o version.c gdb - -config.h: stamp-h ; @true -stamp-h: config.in config.status - CONFIG_FILES="" $(SHELL) ./config.status - -Makefile: Makefile.in config.status - CONFIG_HEADERS="" $(SHELL) ./config.status - -config.status: configure configure.srv - $(SHELL) ./config.status --recheck - -force: - -version.c: Makefile - echo 'char *version = "$(VERSION)";' >version.c - -# GNU Make has an annoying habit of putting *all* the Makefile variables -# into the environment, unless you include this target as a circumvention. -# Rumor is that this will be fixed (and this target can be removed) -# in GNU Make 4.0. -.NOEXPORT: - -# GNU Make 3.63 has a different problem: it keeps tacking command line -# overrides onto the definition of $(MAKE). This variable setting -# will remove them. -MAKEOVERRIDES= - -gdb_proc_service_h = $(srcdir)/../gdb_proc_service.h $(srcdir)/../gregset.h -regdat_sh = $(srcdir)/../regformats/regdat.sh -regdef_h = $(srcdir)/../regformats/regdef.h -regcache_h = $(srcdir)/regcache.h -server_h = $(srcdir)/server.h $(regcache_h) config.h $(srcdir)/target.h \ - $(srcdir)/mem-break.h - -inferiors.o: inferiors.c $(server_h) -mem-break.o: mem-break.c $(server_h) -proc-service.o: proc-service.c $(server_h) $(gdb_proc_service_h) -regcache.o: regcache.c $(server_h) $(regdef_h) -remote-utils.o: remote-utils.c terminal.h $(server_h) -server.o: server.c $(server_h) -target.o: target.c $(server_h) -thread-db.o: thread-db.c $(server_h) $(gdb_proc_service_h) -utils.o: utils.c $(server_h) - -signals.o: ../signals/signals.c $(server_h) - $(CC) -c $(CPPFLAGS) $(INTERNAL_CFLAGS) $< -DGDBSERVER - -i387-fp.o: i387-fp.c $(server_h) - -linux_low_h = $(srcdir)/linux-low.h - -linux-low.o: linux-low.c $(linux_low_h) $(server_h) - $(CC) -c $(CPPFLAGS) $(INTERNAL_CFLAGS) $< @USE_THREAD_DB@ - -linux-xen-low.o: linux-xen-low.c $(linux_low_h) $(server_h) - $(CC) -c $(CPPFLAGS) $(INTERNAL_CFLAGS) $< @USE_THREAD_DB@ - -linux-arm-low.o: linux-arm-low.c $(linux_low_h) $(server_h) -linux-i386-low.o: linux-i386-low.c $(linux_low_h) $(server_h) -linux-ia64-low.o: linux-ia64-low.c $(linux_low_h) $(server_h) -linux-mips-low.o: linux-mips-low.c $(linux_low_h) $(server_h) -linux-ppc-low.o: linux-ppc-low.c $(linux_low_h) $(server_h) -linux-s390-low.o: linux-s390-low.c $(linux_low_h) $(server_h) -linux-sh-low.o: linux-sh-low.c $(linux_low_h) $(server_h) -linux-x86-64-low.o: linux-x86-64-low.c $(linux_low_h) $(server_h) - -reg-arm.o : reg-arm.c $(regdef_h) -reg-arm.c : $(srcdir)/../regformats/reg-arm.dat $(regdat_sh) - sh $(regdat_sh) $(srcdir)/../regformats/reg-arm.dat reg-arm.c -reg-i386.o : reg-i386.c $(regdef_h) -reg-i386.c : $(srcdir)/../regformats/reg-i386.dat $(regdat_sh) - sh $(regdat_sh) $(srcdir)/../regformats/reg-i386.dat reg-i386.c -reg-i386-linux.o : reg-i386-linux.c $(regdef_h) -reg-i386-linux.c : $(srcdir)/../regformats/reg-i386-linux.dat $(regdat_sh) - sh $(regdat_sh) $(srcdir)/../regformats/reg-i386-linux.dat reg-i386-linux.c -reg-ia64.o : reg-ia64.c $(regdef_h) -reg-ia64.c : $(srcdir)/../regformats/reg-ia64.dat $(regdat_sh) - sh $(regdat_sh) $(srcdir)/../regformats/reg-ia64.dat reg-ia64.c -reg-m68k.o : reg-m68k.c $(regdef_h) -reg-m68k.c : $(srcdir)/../regformats/reg-m68k.dat $(regdat_sh) - sh $(regdat_sh) $(srcdir)/../regformats/reg-m68k.dat reg-m68k.c -reg-mips.o : reg-mips.c $(regdef_h) -reg-mips.c : $(srcdir)/../regformats/reg-mips.dat $(regdat_sh) - sh $(regdat_sh) $(srcdir)/../regformats/reg-mips.dat reg-mips.c -reg-ppc.o : reg-ppc.c $(regdef_h) -reg-ppc.c : $(srcdir)/../regformats/reg-ppc.dat $(regdat_sh) - sh $(regdat_sh) $(srcdir)/../regformats/reg-ppc.dat reg-ppc.c -reg-s390.o : reg-s390.c $(regdef_h) -reg-s390.c : $(srcdir)/../regformats/reg-s390.dat $(regdat_sh) - sh $(regdat_sh) $(srcdir)/../regformats/reg-s390.dat reg-s390.c -reg-s390x.o : reg-s390x.c $(regdef_h) -reg-s390x.c : $(srcdir)/../regformats/reg-s390x.dat $(regdat_sh) - sh $(regdat_sh) $(srcdir)/../regformats/reg-s390x.dat reg-s390x.c -reg-sh.o : reg-sh.c $(regdef_h) -reg-sh.c : $(srcdir)/../regformats/reg-sh.dat $(regdat_sh) - sh $(regdat_sh) $(srcdir)/../regformats/reg-sh.dat reg-sh.c -reg-x86-64.o : reg-x86-64.c $(regdef_h) -reg-x86-64.c : $(srcdir)/../regformats/reg-x86-64.dat $(regdat_sh) - sh $(regdat_sh) $(srcdir)/../regformats/reg-x86-64.dat reg-x86-64.c - -# This is the end of "Makefile.in". diff --git a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/configure b/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/configure deleted file mode 100755 index 74354adbf5..0000000000 --- a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/configure +++ /dev/null @@ -1,4650 +0,0 @@ -#! /bin/sh -# Guess values for system-dependent variables and create Makefiles. -# Generated by GNU Autoconf 2.57. -# -# Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002 -# Free Software Foundation, Inc. -# This configure script is free software; the Free Software Foundation -# gives unlimited permission to copy, distribute and modify it. -## --------------------- ## -## M4sh Initialization. ## -## --------------------- ## - -# Be Bourne compatible -if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then - emulate sh - NULLCMD=: - # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which - # is contrary to our usage. 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So we exec the FD to /dev/null, -# effectively closing config.log, so it can be properly (re)opened and -# appended to by config.status. When coming back to configure, we -# need to make the FD available again. -if test "$no_create" != yes; then - ac_cs_success=: - ac_config_status_args= - test "$silent" = yes && - ac_config_status_args="$ac_config_status_args --quiet" - exec 5>/dev/null - $SHELL $CONFIG_STATUS $ac_config_status_args || ac_cs_success=false - exec 5>>config.log - # Use ||, not &&, to avoid exiting from the if with $? = 1, which - # would make configure fail if this is the last instruction. - $ac_cs_success || { (exit 1); exit 1; } -fi - diff --git a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/configure.in b/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/configure.in deleted file mode 100644 index 17edf9c334..0000000000 --- a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/configure.in +++ /dev/null @@ -1,121 +0,0 @@ -dnl Autoconf configure script for GDB server. -dnl Copyright 2000, 2002 Free Software Foundation, Inc. -dnl -dnl This file is part of GDB. -dnl -dnl This program is free software; you can redistribute it and/or modify -dnl it under the terms of the GNU General Public License as published by -dnl the Free Software Foundation; either version 2 of the License, or -dnl (at your option) any later version. -dnl -dnl This program is distributed in the hope that it will be useful, -dnl but WITHOUT ANY WARRANTY; without even the implied warranty of -dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -dnl GNU General Public License for more details. -dnl -dnl You should have received a copy of the GNU General Public License -dnl along with this program; if not, write to the Free Software -dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - -dnl Process this file with autoconf to produce a configure script. - -AC_INIT(server.c) -AC_CONFIG_HEADER(config.h:config.in) - -AC_PROG_CC - -AC_CANONICAL_SYSTEM - -AC_PROG_INSTALL - -AC_HEADER_STDC - -AC_CHECK_HEADERS(sgtty.h termio.h termios.h sys/reg.h string.h dnl - proc_service.h sys/procfs.h thread_db.h linux/elf.h dnl - stdlib.h unistd.h) - -BFD_NEED_DECLARATION(strerror) - -. ${srcdir}/configure.srv - -if test "${srv_linux_usrregs}" = "yes"; then - AC_DEFINE(HAVE_LINUX_USRREGS) -fi - -if test "${srv_linux_regsets}" = "yes"; then - AC_MSG_CHECKING(for PTRACE_GETREGS) - AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getregs, - [AC_TRY_COMPILE([#include ], - [PTRACE_GETREGS;], - [gdbsrv_cv_have_ptrace_getregs=yes], - [gdbsrv_cv_have_ptrace_getregs=no])]) - AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getregs) - if test "${gdbsrv_cv_have_ptrace_getregs}" = "yes"; then - AC_DEFINE(HAVE_LINUX_REGSETS) - fi - - AC_MSG_CHECKING(for PTRACE_GETFPXREGS) - AC_CACHE_VAL(gdbsrv_cv_have_ptrace_getfpxregs, - [AC_TRY_COMPILE([#include ], - [PTRACE_GETFPXREGS;], - [gdbsrv_cv_have_ptrace_getfpxregs=yes], - [gdbsrv_cv_have_ptrace_getfpxregs=no])]) - AC_MSG_RESULT($gdbsrv_cv_have_ptrace_getfpxregs) - if test "${gdbsrv_cv_have_ptrace_getfpxregs}" = "yes"; then - AC_DEFINE(HAVE_PTRACE_GETFPXREGS) - fi -fi - -if test "$ac_cv_header_sys_procfs_h" = yes; then - BFD_HAVE_SYS_PROCFS_TYPE(lwpid_t) - BFD_HAVE_SYS_PROCFS_TYPE(psaddr_t) - BFD_HAVE_SYS_PROCFS_TYPE(prgregset_t) - BFD_HAVE_SYS_PROCFS_TYPE(prfpregset_t) - - dnl Check for broken prfpregset_t type - - dnl For Linux/i386, glibc 2.1.3 was released with a bogus - dnl prfpregset_t type (it's a typedef for the pointer to a struct - dnl instead of the struct itself). We detect this here, and work - dnl around it in gdb_proc_service.h. - - if test $bfd_cv_have_sys_procfs_type_prfpregset_t = yes; then - AC_MSG_CHECKING(whether prfpregset_t type is broken) - AC_CACHE_VAL(gdb_cv_prfpregset_t_broken, - [AC_TRY_RUN([#include - int main () - { - if (sizeof (prfpregset_t) == sizeof (void *)) - return 1; - return 0; - }], - gdb_cv_prfpregset_t_broken=no, - gdb_cv_prfpregset_t_broken=yes, - gdb_cv_prfpregset_t_broken=yes)]) - AC_MSG_RESULT($gdb_cv_prfpregset_t_broken) - if test $gdb_cv_prfpregset_t_broken = yes; then - AC_DEFINE(PRFPREGSET_T_BROKEN) - fi - fi - - BFD_HAVE_SYS_PROCFS_TYPE(elf_fpregset_t) -fi - -srv_thread_depfiles= -srv_libs= -USE_THREAD_DB= - - -GDBSERVER_DEPFILES="$srv_regobj $srv_tgtobj $srv_thread_depfiles" -GDBSERVER_LIBS="$srv_libs -L../../../../../libxc/ -lxenctrl" - -AC_SUBST(GDBSERVER_DEPFILES) -AC_SUBST(GDBSERVER_LIBS) -AC_SUBST(USE_THREAD_DB) - -AC_OUTPUT(Makefile, -[case x$CONFIG_HEADERS in -xconfig.h:config.in) -echo > stamp-h ;; -esac -]) diff --git a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/configure.srv b/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/configure.srv deleted file mode 100644 index fae0f3b838..0000000000 --- a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/configure.srv +++ /dev/null @@ -1,75 +0,0 @@ -# Mappings from configuration triplets to gdbserver build options. -# This is invoked from the autoconf-generated configure script, to -# produce the appropriate Makefile substitutions. - -# This file sets the following shell variables: -# srv_regobj The register protocol appropriate for this target. -# srv_tgtobj Any other target-specific modules appropriate -# for this target. -# -# In addition, on GNU/Linux the following shell variables will be set: -# srv_linux_regsets Set to "yes" if ptrace(PTRACE_GETREGS) and friends -# may be available on this platform; unset otherwise. -# They will only be used if defines -# PTRACE_GETREGS. -# srv_linux_usrregs Set to "yes" if we can get at registers via -# PTRACE_PEEKUSR / PTRACE_POKEUSR. - -# Input is taken from the "${target}" variable. - -case "${target}" in - arm*-*-linux*) srv_regobj=reg-arm.o - srv_tgtobj="linux-xen-low.o linux-arm-low.o" - srv_linux_usrregs=yes - srv_linux_thread_db=yes - ;; - i[34567]86-*-linux*) srv_regobj=reg-i386-linux.o - srv_tgtobj="linux-xen-low.o linux-i386-low.o i387-fp.o" - srv_linux_usrregs=yes - srv_linux_regsets=yes - srv_linux_thread_db=yes - ;; - ia64-*-linux*) srv_regobj=reg-ia64.o - srv_tgtobj="linux-low.o linux-ia64-low.o" - srv_linux_usrregs=yes - ;; - m68*-*-linux*) srv_regobj=reg-m68k.o - srv_tgtobj="linux-low.o linux-m68k-low.o" - srv_linux_usrregs=yes - ;; - mips*-*-linux*) srv_regobj=reg-mips.o - srv_tgtobj="linux-low.o linux-mips-low.o" - srv_linux_usrregs=yes - srv_linux_thread_db=yes - ;; - powerpc*-*-linux*) srv_regobj=reg-ppc.o - srv_tgtobj="linux-low.o linux-ppc-low.o" - srv_linux_usrregs=yes - srv_linux_thread_db=yes - ;; - s390-*-linux*) srv_regobj=reg-s390.o - srv_tgtobj="linux-low.o linux-s390-low.o" - srv_linux_usrregs=yes - ;; - s390x-*-linux*) srv_regobj=reg-s390x.o - srv_tgtobj="linux-low.o linux-s390-low.o" - srv_linux_usrregs=yes - ;; - sh*-*-linux*) srv_regobj=reg-sh.o - srv_tgtobj="linux-low.o linux-sh-low.o" - srv_linux_usrregs=yes - srv_linux_thread_db=yes - ;; - x86_64-*-linux*) srv_regobj=reg-x86-64.o - srv_tgtobj="linux-xen-low.o linux-x86-64-low.o i387-fp.o" - srv_linux_regsets=yes - ;; - xscale*-*-linux*) srv_regobj=reg-arm.o - srv_tgtobj="linux-low.o linux-arm-low.o" - srv_linux_usrregs=yes - srv_linux_thread_db=yes - ;; - *) echo "Error: target not supported by gdbserver." - exit 1 - ;; -esac diff --git a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/linux-xen-low.c b/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/linux-xen-low.c deleted file mode 100644 index 8b29135185..0000000000 --- a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/linux-xen-low.c +++ /dev/null @@ -1,667 +0,0 @@ -/* Low level interface to ptrace, for the remote server for GDB. - Copyright 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004 - Free Software Foundation, Inc. - - This file is part of GDB. - - 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. */ - -#include "server.h" -#include "linux-low.h" - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#define TRACE_ENTER /* printf("enter %s\n", __FUNCTION__) */ - -static xc_interface *xc_handle; - -static inline int -curvcpuid() -{ - struct process_info *process; - if (current_inferior == NULL) - return 0; - process = get_thread_process(current_inferior); - return (process->thread_known ? process->tid : 0); - -} - -struct inferior_list all_processes; -static int current_domid; -static int expect_signal = 0; -static int signal_to_send = 0; -static void linux_resume (struct thread_resume *resume_info); -static void linux_set_inferior (void); - -int debug_threads; -int using_threads; -extern int isfile; - -struct pending_signals -{ - int signal; - struct pending_signals *prev; -}; - -#define PTRACE_ARG3_TYPE long -#define PTRACE_XFER_TYPE long - -static int use_regsets_p = 1; - - -#define pid_of(proc) ((proc)->head.id) - -/* FIXME: Delete eventually. */ -#define inferior_pid (pid_of (get_thread_process (current_inferior))) - -/* This function should only be called if the process got a SIGTRAP. - The SIGTRAP could mean several things. - - On i386, where decr_pc_after_break is non-zero: - If we were single-stepping this process using PTRACE_SINGLESTEP, - we will get only the one SIGTRAP (even if the instruction we - stepped over was a breakpoint). The value of $eip will be the - next instruction. - If we continue the process using PTRACE_CONT, we will get a - SIGTRAP when we hit a breakpoint. The value of $eip will be - the instruction after the breakpoint (i.e. needs to be - decremented). If we report the SIGTRAP to GDB, we must also - report the undecremented PC. If we cancel the SIGTRAP, we - must resume at the decremented PC. - - (Presumably, not yet tested) On a non-decr_pc_after_break machine - with hardware or kernel single-step: - If we single-step over a breakpoint instruction, our PC will - point at the following instruction. If we continue and hit a - breakpoint instruction, our PC will point at the breakpoint - instruction. */ -static CORE_ADDR -get_stop_pc (void) -{ - CORE_ADDR stop_pc = (*the_low_target.get_pc) (); - - if (get_thread_process (current_inferior)->stepping) - return stop_pc; - else - return stop_pc - the_low_target.decr_pc_after_break; -} - -static void * -add_process (int pid, long tid) -{ - struct process_info *process; - - process = (struct process_info *) malloc (sizeof (*process)); - memset (process, 0, sizeof (*process)); - - process->head.id = pid; - - process->tid = tid; - process->lwpid = tid; - - add_inferior_to_list (&all_processes, &process->head); - - return process; -} - -/* Start an inferior process and returns its pid. - ALLARGS is a vector of program-name and args. */ - -static int -linux_create_inferior (char *program, char **allargs) -{ - - fprintf (stderr, "Cannot exec %s: %s.\n", program, - strerror (errno)); - fflush (stderr); - _exit (0177); - /* NOT REACHED */ - return -1; -} - -int -linux_attach (int domid) -{ - struct process_info *new_process; - current_domid = domid; - /* this is handled for all active vcpus in PTRACE_ATTACH via the thread_create_callback */ - new_process = (struct process_info *) add_process (domid, curvcpuid()); - /* Don't ignore the initial SIGSTOP if we just attached to this process. */ - /* vcpuid == 0 */ - add_thread (0, new_process); - new_process->stop_expected = 0; - - if (xc_ptrace (xc_handle, PTRACE_ATTACH, domid, 0, isfile) != 0) { - fprintf (stderr, "Cannot attach to domain %d: %s (%d)\n", domid, - strerror (errno), errno); - fflush (stderr); - if (!using_threads) - _exit (0177); - } - - return 0; -} - -/* Kill the inferior process. Make us have no inferior. */ - -static void -linux_kill_one_process (struct inferior_list_entry *entry) -{ - struct thread_info *thread = (struct thread_info *) entry; - struct process_info *process = get_thread_process (thread); - xc_ptrace (xc_handle, PTRACE_KILL, pid_of (process), 0, 0); -} - - -static void -linux_kill (void) -{ - for_each_inferior (&all_threads, linux_kill_one_process); -} - -static void -linux_detach_one_process (struct inferior_list_entry *entry) -{ - - xc_ptrace (xc_handle, PTRACE_DETACH, current_domid, 0, 0); -} - - -static void -linux_detach (void) -{ - for_each_inferior (&all_threads, linux_detach_one_process); -} - -/* Return nonzero if the given thread is still alive. */ -static int -linux_thread_alive (int tid) -{ - if (find_inferior_id (&all_threads, tid) != NULL) - return 1; - else - return 0; -} - -/* Wait for process, returns status. */ - -static unsigned char -linux_wait (char *status) -{ - int w; - if (xc_waitdomain(xc_handle, current_domid, &w, 0)) - return -1; - - *status = 'T'; - if (expect_signal) - return expect_signal; - else - return SIGTRAP; - -} - -static void -linux_resume (struct thread_resume *resume_info) -{ - int step = resume_info->step; - TRACE_ENTER; - expect_signal = resume_info->sig; - for_each_inferior(&all_threads, regcache_invalidate_one); - if (debug_threads) - fprintf(stderr, "step: %d\n", step); - xc_ptrace (xc_handle, step ? PTRACE_SINGLESTEP : PTRACE_CONT, - resume_info->thread, 0, 0); - -} - - -static int -regsets_fetch_inferior_registers () -{ - struct regset_info *regset; - TRACE_ENTER; - regset = target_regsets; - - while (regset->size >= 0) - { - void *buf; - int res; - - if (regset->size == 0) - { - regset ++; - continue; - } - - buf = malloc (regset->size); - res = xc_ptrace (xc_handle, regset->get_request, - curvcpuid(), - 0, (PTRACE_XFER_TYPE)buf); - if (res < 0) - { - if (errno == EIO) - { - /* If we get EIO on the first regset, do not try regsets again. - If we get EIO on a later regset, disable that regset. */ - if (regset == target_regsets) - { - use_regsets_p = 0; - return -1; - } - else - { - regset->size = 0; - continue; - } - } - else - { - char s[256]; - sprintf (s, "ptrace(regsets_fetch_inferior_registers) PID=%d", - inferior_pid); - perror (s); - } - } - regset->store_function (buf); - regset ++; - } - return 0; -} - -static int -regsets_store_inferior_registers () -{ - struct regset_info *regset; - TRACE_ENTER; - regset = target_regsets; - - while (regset->size >= 0) - { - void *buf; - int res; - - if (regset->size == 0) - { - regset ++; - continue; - } - - buf = malloc (regset->size); - regset->fill_function (buf); - res = xc_ptrace (xc_handle, regset->set_request, curvcpuid(), 0, (PTRACE_XFER_TYPE)buf); - if (res < 0) - { - if (errno == EIO) - { - /* If we get EIO on the first regset, do not try regsets again. - If we get EIO on a later regset, disable that regset. */ - if (regset == target_regsets) - { - use_regsets_p = 0; - return -1; - } - else - { - regset->size = 0; - continue; - } - } - else - { -#ifdef DEBUG - perror ("Warning: ptrace(regsets_store_inferior_registers)"); -#endif - } - } - regset ++; - free (buf); - } - return 0; -} - - - - -void -linux_fetch_registers (int regno) -{ - if (use_regsets_p) - { - if (regsets_fetch_inferior_registers () == 0) - return; - } - -} - -void -linux_store_registers (int regno) -{ - if (use_regsets_p) - { - if (regsets_store_inferior_registers () == 0) - return; - } -} - - -/* Copy LEN bytes from inferior's memory starting at MEMADDR - to debugger memory starting at MYADDR. */ - -static int -linux_read_memory (CORE_ADDR memaddr, char *myaddr, int len) -{ - register int i; - /* Round starting address down to longword boundary. */ - register CORE_ADDR addr = memaddr & -(CORE_ADDR) sizeof (PTRACE_XFER_TYPE); - /* Round ending address up; get number of longwords that makes. */ - register int count - = (((memaddr + len) - addr) + sizeof (PTRACE_XFER_TYPE) - 1) - / sizeof (PTRACE_XFER_TYPE); - /* Allocate buffer of that many longwords. */ - register PTRACE_XFER_TYPE *buffer - = (PTRACE_XFER_TYPE *) alloca (count * sizeof (PTRACE_XFER_TYPE)); - - TRACE_ENTER; - /* Read all the longwords */ - for (i = 0; i < count; i++, addr += sizeof (PTRACE_XFER_TYPE)) - { - errno = 0; - buffer[i] = xc_ptrace (xc_handle, PTRACE_PEEKTEXT, curvcpuid(), (PTRACE_ARG3_TYPE) addr, 0); - if (errno) - return errno; - } - - /* Copy appropriate bytes out of the buffer. */ - memcpy (myaddr, (char *) buffer + (memaddr & (sizeof (PTRACE_XFER_TYPE) - 1)), len); - - return 0; -} - -/* Copy LEN bytes of data from debugger memory at MYADDR - to inferior's memory at MEMADDR. - On failure (cannot write the inferior) - returns the value of errno. */ - -static int -linux_write_memory (CORE_ADDR memaddr, const char *myaddr, int len) -{ - register int i; - /* Round starting address down to longword boundary. */ - register CORE_ADDR addr = memaddr & -(CORE_ADDR) sizeof (PTRACE_XFER_TYPE); - /* Round ending address up; get number of longwords that makes. */ - register int count - = (((memaddr + len) - addr) + sizeof (PTRACE_XFER_TYPE) - 1) / sizeof (PTRACE_XFER_TYPE); - /* Allocate buffer of that many longwords. */ - register PTRACE_XFER_TYPE *buffer = (PTRACE_XFER_TYPE *) alloca (count * sizeof (PTRACE_XFER_TYPE)); - extern int errno; - - TRACE_ENTER; - - /* Fill start and end extra bytes of buffer with existing memory data. */ - - buffer[0] = xc_ptrace (xc_handle, PTRACE_PEEKTEXT, curvcpuid(), - (PTRACE_ARG3_TYPE) addr, 0); - - if (count > 1) - { - buffer[count - 1] - = xc_ptrace (xc_handle, PTRACE_PEEKTEXT, curvcpuid(), - (PTRACE_ARG3_TYPE) (addr + (count - 1) - * sizeof (PTRACE_XFER_TYPE)), - 0); - } - - /* Copy data to be written over corresponding part of buffer */ - - memcpy ((char *) buffer + (memaddr & (sizeof (PTRACE_XFER_TYPE) - 1)), myaddr, len); - - /* Write the entire buffer. */ - for (i = 0; i < count; i++, addr += sizeof (PTRACE_XFER_TYPE)) - { - errno = 0; - xc_ptrace (xc_handle, PTRACE_POKETEXT, curvcpuid(), - (PTRACE_ARG3_TYPE) addr, buffer[i]); - if (errno) - return errno; - } - - return 0; -} - -static void -linux_look_up_symbols (void) -{ - if (using_threads) - return; - - using_threads = thread_db_init (); - -} - -static void -linux_send_signal (int signum) -{ - extern int signal_pid; - - TRACE_ENTER; - signal_to_send = signum; - psignal(signum, "need to send "); - if (cont_thread > 0) - { - struct process_info *process; - - process = get_thread_process (current_inferior); - kill (process->lwpid, signum); - } - else - kill (signal_pid, signum); -} - -/* Copy LEN bytes from inferior's auxiliary vector starting at OFFSET - to debugger memory starting at MYADDR. */ - -static int -linux_read_auxv (CORE_ADDR offset, char *myaddr, unsigned int len) -{ - char filename[PATH_MAX]; - int fd, n; - - TRACE_ENTER; - snprintf (filename, sizeof filename, "/proc/%d/auxv", inferior_pid); - - fd = open (filename, O_RDONLY); - if (fd < 0) - return -1; - - if (offset != (CORE_ADDR) 0 - && lseek (fd, (off_t) offset, SEEK_SET) != (off_t) offset) - n = -1; - else - n = read (fd, myaddr, len); - - close (fd); - - return n; -} - - -static struct target_ops linux_xen_target_ops = { - linux_create_inferior, - linux_attach, - linux_kill, - linux_detach, - linux_thread_alive, - linux_resume, - linux_wait, - linux_fetch_registers, - linux_store_registers, - linux_read_memory, - linux_write_memory, - linux_look_up_symbols, - linux_send_signal, - linux_read_auxv, -}; - -static void -linux_init_signals () -{ - /* FIXME drow/2002-06-09: As above, we should check with LinuxThreads - to find what the cancel signal actually is. */ - signal (__SIGRTMIN+1, SIG_IGN); -} - -void -initialize_low (void) -{ - using_threads = 0; - xc_handle = xc_interface_open(); - set_target_ops (&linux_xen_target_ops); - set_breakpoint_data (the_low_target.breakpoint, - the_low_target.breakpoint_len); - init_registers (); - linux_init_signals (); - using_threads = thread_db_init (); - -} - - -static void -thread_create_callback(long vcpuid) -{ - struct thread_info *inferior; - struct process_info *process; - - /* If we are attaching to our first thread, things are a little - * different. - */ - if (all_threads.head == all_threads.tail) - { - inferior = (struct thread_info *) all_threads.head; - process = get_thread_process (inferior); - if (process->thread_known == 0) - { - /* Switch to indexing the threads list by TID. */ - change_inferior_id (&all_threads, vcpuid); - goto found; - } - } - if (debug_threads) - fprintf (stderr, "looking up thread %ld\n", - vcpuid); - inferior = (struct thread_info *) find_inferior_id (&all_threads, - vcpuid); - /* if vcpu alread registered - do nothing */ - if (inferior != NULL) - return; - - if (debug_threads) - fprintf (stderr, "Attaching to thread %ld\n", - vcpuid); - - process = add_process(current_domid, vcpuid); - - add_thread(vcpuid, process); - inferior = (struct thread_info *) find_inferior_id (&all_threads, - vcpuid); - if (inferior == NULL) - { - warning ("Could not attach to thread %ld\n", - vcpuid); - return; - } - - -found: - if (debug_threads) - fprintf (stderr, "notifying of new thread %ld\n", - vcpuid); - new_thread_notify (vcpuid); - - process->tid = vcpuid; - process->lwpid = vcpuid; - - process->thread_known = 1; -} - -static void -thread_death_callback(long vcpuid) -{ - if (debug_threads) - fprintf (stderr, "Buuurp...! CPU down event.\n"); -} - -int -thread_db_init(void) -{ - debug_threads = 0; - xc_register_event_handler(thread_create_callback, TD_CREATE); - xc_register_event_handler(thread_death_callback, TD_DEATH); - return 1; -} - -/* XXX GAG ME */ -static int breakpoint_found; -static void -set_breakpoint_inferior (struct inferior_list_entry *entry) -{ - struct thread_info *thread = (struct thread_info *) entry; - struct thread_info *saved_inferior = current_inferior; - CORE_ADDR eip; - unsigned char buf[2] = {0, 0}; - current_inferior = thread; - if (!breakpoint_found) { - eip = get_stop_pc(); - linux_read_memory(eip, buf, 1); - if (buf[0] == 0xcc) { - breakpoint_found = 1; - return; - } - } else if (breakpoint_found == 2) { - if (get_thread_process (current_inferior)->stepping) { - printf("stepping\n"); - breakpoint_found = 1; - return; - } - } - current_inferior = saved_inferior; - - -} - -static void -linux_set_inferior (void) -{ - breakpoint_found = 0; - for_each_inferior (&all_threads, set_breakpoint_inferior); - if (!breakpoint_found) { - breakpoint_found = 2; - for_each_inferior (&all_threads, set_breakpoint_inferior); - } -} - diff --git a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/server.c b/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/server.c deleted file mode 100644 index 492aab47c0..0000000000 --- a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/gdb/gdbserver/server.c +++ /dev/null @@ -1,676 +0,0 @@ -/* Main code for remote server for GDB. - Copyright 1989, 1993, 1994, 1995, 1997, 1998, 1999, 2000, 2002, 2003, 2004 - Free Software Foundation, Inc. - - This file is part of GDB. - - 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. */ - -#include "server.h" -#include "linux-low.h" -#include -#include -#include -#include -#include -#include - -int cont_thread; -int general_thread; -int step_thread; -int thread_from_wait; -int old_thread_from_wait; -int extended_protocol; -int server_waiting; -int isfile = 0; - -jmp_buf toplevel; - -/* The PID of the originally created or attached inferior. Used to - send signals to the process when GDB sends us an asynchronous interrupt - (user hitting Control-C in the client), and to wait for the child to exit - when no longer debugging it. */ - -int signal_pid; - -static unsigned char -start_inferior (char *argv[], char *statusptr) -{ - signal (SIGTTOU, SIG_DFL); - signal (SIGTTIN, SIG_DFL); - - signal_pid = create_inferior (argv[0], argv); - - fprintf (stderr, "Process %s created; pid = %d\n", argv[0], - signal_pid); - - signal (SIGTTOU, SIG_IGN); - signal (SIGTTIN, SIG_IGN); - tcsetpgrp (fileno (stderr), signal_pid); - - /* Wait till we are at 1st instruction in program, return signal number. */ - return mywait (statusptr, 0); -} - -static int -attach_inferior (int pid, char *statusptr, unsigned char *sigptr) -{ - /* myattach should return -1 if attaching is unsupported, - 0 if it succeeded, and call error() otherwise. */ - - if (myattach (pid) != 0) - return -1; - - fprintf (stderr, "Attached; pid = %d\n", pid); - - /* FIXME - It may be that we should get the SIGNAL_PID from the - attach function, so that it can be the main thread instead of - whichever we were told to attach to. */ - signal_pid = pid; - - *sigptr = mywait (statusptr, 0); - - return 0; -} - -extern int remote_debug; - -/* Handle all of the extended 'q' packets. */ -void -handle_query (char *own_buf) -{ - static struct inferior_list_entry *thread_ptr; - - if (strcmp ("qSymbol::", own_buf) == 0) - { - if (the_target->look_up_symbols != NULL) - (*the_target->look_up_symbols) (); - - strcpy (own_buf, "OK"); - return; - } - if (strcmp ("qC", own_buf) == 0) - { - struct process_info *process; - if (current_inferior == NULL) - return; - process = get_thread_process(current_inferior); - sprintf(own_buf, "QC%x", process->thread_known ? process->tid : 0); - - } - if (strcmp ("qfThreadInfo", own_buf) == 0) - { - thread_ptr = all_threads.head; - sprintf (own_buf, "m%x", thread_ptr->id); - thread_ptr = thread_ptr->next; - return; - } - - if (strcmp ("qsThreadInfo", own_buf) == 0) - { - if (thread_ptr != NULL) - { - sprintf (own_buf, "m%x", thread_ptr->id); - thread_ptr = thread_ptr->next; - return; - } - else - { - sprintf (own_buf, "l"); - return; - } - } - - if (the_target->read_auxv != NULL - && strncmp ("qPart:auxv:read::", own_buf, 17) == 0) - { - char data[(PBUFSIZ - 1) / 2]; - CORE_ADDR ofs; - unsigned int len; - int n; - decode_m_packet (&own_buf[17], &ofs, &len); /* "OFS,LEN" */ - if (len > sizeof data) - len = sizeof data; - n = (*the_target->read_auxv) (ofs, data, len); - if (n == 0) - write_ok (own_buf); - else if (n < 0) - write_enn (own_buf); - else - convert_int_to_ascii (data, own_buf, n); - return; - } - - /* Otherwise we didn't know what packet it was. Say we didn't - understand it. */ - own_buf[0] = 0; -} - -/* Parse vCont packets. */ -void -handle_v_cont (char *own_buf, char *status, unsigned char *signal) -{ - char *p, *q; - int n = 0, i = 0; - struct thread_resume *resume_info, default_action; - - /* Count the number of semicolons in the packet. There should be one - for every action. */ - p = &own_buf[5]; - while (p) - { - n++; - p++; - p = strchr (p, ';'); - } - /* Allocate room for one extra action, for the default remain-stopped - behavior; if no default action is in the list, we'll need the extra - slot. */ - resume_info = malloc ((n + 1) * sizeof (resume_info[0])); - - default_action.thread = -1; - default_action.leave_stopped = 1; - default_action.step = 0; - default_action.sig = 0; - - p = &own_buf[5]; - i = 0; - while (*p) - { - p++; - - resume_info[i].leave_stopped = 0; - - if (p[0] == 's' || p[0] == 'S') - resume_info[i].step = 1; - else if (p[0] == 'c' || p[0] == 'C') - resume_info[i].step = 0; - else - goto err; - - if (p[0] == 'S' || p[0] == 'C') - { - int sig; - sig = strtol (p + 1, &q, 16); - if (p == q) - goto err; - p = q; - - if (!target_signal_to_host_p (sig)) - goto err; - resume_info[i].sig = target_signal_to_host (sig); - } - else - { - resume_info[i].sig = 0; - p = p + 1; - } - - if (p[0] == 0) - { - resume_info[i].thread = -1; - default_action = resume_info[i]; - - /* Note: we don't increment i here, we'll overwrite this entry - the next time through. */ - } - else if (p[0] == ':') - { - resume_info[i].thread = strtol (p + 1, &q, 16); - if (p == q) - goto err; - p = q; - if (p[0] != ';' && p[0] != 0) - goto err; - - i++; - } - } - - resume_info[i] = default_action; - - /* Still used in occasional places in the backend. */ - if (n == 1 && resume_info[0].thread != -1) - cont_thread = resume_info[0].thread; - else - cont_thread = -1; - set_desired_inferior (0); - - (*the_target->resume) (resume_info); - - free (resume_info); - - *signal = mywait (status, 1); - prepare_resume_reply (own_buf, *status, *signal); - return; - -err: - /* No other way to report an error... */ - strcpy (own_buf, ""); - free (resume_info); - return; -} - -/* Handle all of the extended 'v' packets. */ -void -handle_v_requests (char *own_buf, char *status, unsigned char *signal) -{ - if (strncmp (own_buf, "vCont;", 6) == 0) - { - handle_v_cont (own_buf, status, signal); - return; - } - - if (strncmp (own_buf, "vCont?", 6) == 0) - { - strcpy (own_buf, "vCont;c;C;s;S"); - return; - } - - /* Otherwise we didn't know what packet it was. Say we didn't - understand it. */ - own_buf[0] = 0; - return; -} - -void -handle_breakpoint_requests (char *own_buf, char *status, unsigned char *signal) -{ - /* Currently we only support software breakpoints */ - switch (own_buf[1]) { - case '0': /* software breakpoint, int3 based */ - own_buf[0] = '\0'; - break; - case '1': /* hardware breakpoint */ - default: - write_enn (own_buf); - break; - } -} - -void -myresume (int step, int sig) -{ - struct thread_resume resume_info[2]; - int n = 0; - - if (step || sig || cont_thread > 0) - { - resume_info[0].thread - = ((struct inferior_list_entry *) current_inferior)->id; - resume_info[0].step = step; - resume_info[0].sig = sig; - resume_info[0].leave_stopped = 0; - n++; - } - resume_info[n].thread = -1; - resume_info[n].step = 0; - resume_info[n].sig = 0; - resume_info[n].leave_stopped = (cont_thread > 0); - - (*the_target->resume) (resume_info); -} - -static int attached; - -static void -gdbserver_usage (void) -{ - error ("Usage:\tgdbserver COMM PROG [ARGS ...]\n" - "\tgdbserver COMM --attach PID\n" - "\tgdbserver COMM --file COREFILE\n" - "\n" - "COMM may either be a tty device (for serial debugging), or \n" - "HOST:PORT to listen for a TCP connection.\n"); -} - -extern control_c_pressed_flag; -#include - -void ctrl_c_handler(int signo) -{ - printf("Ctrl-C pressed: Quit from the attached gdb first\n"); - control_c_pressed_flag = 1; -} - -struct sigaction ctrl_c_sigaction = { .sa_handler = ctrl_c_handler }; -struct sigaction old_sigaction; - -int -main (int argc, char *argv[]) -{ - char ch, status, *own_buf, mem_buf[2000]; - int i = 0; - unsigned char signal; - unsigned int len; - CORE_ADDR mem_addr; - int bad_attach; - int pid; - char *arg_end; - - if (setjmp (toplevel)) - { - fprintf (stderr, "Exiting\n"); - exit (1); - } - - bad_attach = 0; - pid = 0; - attached = 0; - if (argc >= 3 && strcmp (argv[2], "--attach") == 0) - { - if (argc == 4 - && argv[3] != '\0' - && (pid = strtoul (argv[3], &arg_end, 10)) != 0 - && *arg_end == '\0') - { - ; - } - else - bad_attach = 1; - } - else if (argc >= 3 && strcmp (argv[2], "--file") == 0) - { - if (argc == 4 - && argv[3] != '\0') - { - if ((pid = open(argv[3], O_RDONLY)) <= 0) - bad_attach = 1; - else - isfile = 1; - } - else - bad_attach = 1; - } - - if (argc < 3 || bad_attach) - gdbserver_usage(); - - initialize_low (); - - own_buf = malloc (PBUFSIZ); - - if (pid == 0) - { - /* Wait till we are at first instruction in program. */ - signal = start_inferior (&argv[2], &status); - - /* We are now stopped at the first instruction of the target process */ - } - else - { - switch (attach_inferior (pid, &status, &signal)) - { - case -1: - error ("Attaching not supported on this target"); - break; - default: - attached = 1; - break; - } - } - - - while (1) - { - remote_open (argv[1]); - sigaction(SIGINT, &ctrl_c_sigaction, &old_sigaction); - - restart: - setjmp (toplevel); - while (getpkt (own_buf) > 0) - { - unsigned char sig; - i = 0; - ch = own_buf[i++]; - switch (ch) - { - case 'q': - handle_query (own_buf); - break; - case 'd': - remote_debug = !remote_debug; - break; - case 'D': - fprintf (stderr, "Detaching from inferior\n"); - detach_inferior (); - write_ok (own_buf); - putpkt (own_buf); - remote_close (); - - /* If we are attached, then we can exit. Otherwise, we need to - hang around doing nothing, until the child is gone. */ - if (!attached) - { - int status, ret; - - do { - ret = waitpid (signal_pid, &status, 0); - if (WIFEXITED (status) || WIFSIGNALED (status)) - break; - } while (ret != -1 || errno != ECHILD); - } - - exit (0); - - case '!': - if (attached == 0) - { - extended_protocol = 1; - prepare_resume_reply (own_buf, status, signal); - } - else - { - /* We can not use the extended protocol if we are - attached, because we can not restart the running - program. So return unrecognized. */ - own_buf[0] = '\0'; - } - break; - case '?': - prepare_resume_reply (own_buf, status, signal); - break; - case 'H': - switch (own_buf[1]) - { - case 'g': - general_thread = strtol (&own_buf[2], NULL, 16); - write_ok (own_buf); - set_desired_inferior (1); - break; - case 'c': - cont_thread = strtol (&own_buf[2], NULL, 16); - write_ok (own_buf); - break; - case 's': - step_thread = strtol (&own_buf[2], NULL, 16); - write_ok (own_buf); - break; - default: - /* Silently ignore it so that gdb can extend the protocol - without compatibility headaches. */ - own_buf[0] = '\0'; - break; - } - break; - case 'g': - set_desired_inferior (1); - registers_to_string (own_buf); - break; - case 'G': - set_desired_inferior (1); - registers_from_string (&own_buf[1]); - write_ok (own_buf); - break; - case 'm': - decode_m_packet (&own_buf[1], &mem_addr, &len); - if (read_inferior_memory (mem_addr, mem_buf, len) == 0) - convert_int_to_ascii (mem_buf, own_buf, len); - else - write_enn (own_buf); - break; - case 'M': - decode_M_packet (&own_buf[1], &mem_addr, &len, mem_buf); - if (write_inferior_memory (mem_addr, mem_buf, len) == 0) - write_ok (own_buf); - else - write_enn (own_buf); - break; - case 'C': - convert_ascii_to_int (own_buf + 1, &sig, 1); - if (target_signal_to_host_p (sig)) - signal = target_signal_to_host (sig); - else - signal = 0; - set_desired_inferior (0); - myresume (0, signal); - signal = mywait (&status, 1); - prepare_resume_reply (own_buf, status, signal); - break; - case 'S': - convert_ascii_to_int (own_buf + 1, &sig, 1); - if (target_signal_to_host_p (sig)) - signal = target_signal_to_host (sig); - else - signal = 0; - set_desired_inferior (0); - myresume (1, signal); - signal = mywait (&status, 1); - prepare_resume_reply (own_buf, status, signal); - break; - case 'c': - set_desired_inferior (0); - myresume (0, 0); - signal = mywait (&status, 1); - prepare_resume_reply (own_buf, status, signal); - break; - case 's': - set_desired_inferior (0); - myresume (1, 0); - signal = mywait (&status, 1); - prepare_resume_reply (own_buf, status, signal); - break; - case 'k': - fprintf (stderr, "Killing inferior\n"); - kill_inferior (); - /* When using the extended protocol, we start up a new - debugging session. The traditional protocol will - exit instead. */ - if (extended_protocol) - { - write_ok (own_buf); - fprintf (stderr, "GDBserver restarting\n"); - - /* Wait till we are at 1st instruction in prog. */ - signal = start_inferior (&argv[2], &status); - goto restart; - break; - } - else - { - exit (0); - break; - } - case 'T': - if (mythread_alive (strtol (&own_buf[1], NULL, 16))) - write_ok (own_buf); - else - write_enn (own_buf); - break; - case 'R': - /* Restarting the inferior is only supported in the - extended protocol. */ - if (extended_protocol) - { - kill_inferior (); - write_ok (own_buf); - fprintf (stderr, "GDBserver restarting\n"); - - /* Wait till we are at 1st instruction in prog. */ - signal = start_inferior (&argv[2], &status); - goto restart; - break; - } - else - { - /* It is a request we don't understand. Respond with an - empty packet so that gdb knows that we don't support this - request. */ - own_buf[0] = '\0'; - break; - } - case 'v': - /* Extended (long) request. */ - handle_v_requests (own_buf, &status, &signal); - break; - case 'Z': - handle_breakpoint_requests (own_buf, &status, &signal); - break; - default: - /* It is a request we don't understand. Respond with an - empty packet so that gdb knows that we don't support this - request. */ - own_buf[0] = '\0'; - break; - } - - putpkt (own_buf); - - if (status == 'W') - fprintf (stderr, - "\nChild exited with status %d\n", signal); - if (status == 'X') - fprintf (stderr, "\nChild terminated with signal = 0x%x\n", - signal); - if (status == 'W' || status == 'X') - { - if (extended_protocol) - { - fprintf (stderr, "Killing inferior\n"); - kill_inferior (); - write_ok (own_buf); - fprintf (stderr, "GDBserver restarting\n"); - - /* Wait till we are at 1st instruction in prog. */ - signal = start_inferior (&argv[2], &status); - goto restart; - break; - } - else - { - fprintf (stderr, "GDBserver exiting\n"); - exit (0); - } - } - } - - /* We come here when getpkt fails. - - For the extended remote protocol we exit (and this is the only - way we gracefully exit!). - - For the traditional remote protocol close the connection, - and re-open it at the top of the loop. */ - detach_inferior (); - remote_close (); - if (extended_protocol) - exit (0); - else - fprintf (stderr, "Remote side has terminated connection. " - "GDBserver will reopen the connection.\n"); - sigaction(SIGINT, &old_sigaction, NULL); - } -} diff --git a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/mkbuildtree b/tools/debugger/gdb/gdb-6.2.1-xen-sparse/mkbuildtree deleted file mode 100755 index 6be1df1753..0000000000 --- a/tools/debugger/gdb/gdb-6.2.1-xen-sparse/mkbuildtree +++ /dev/null @@ -1,115 +0,0 @@ -#!/bin/bash - -# mkbuildtree -# -# Creates symbolic links in for the sparse tree -# in the current directory. - -# Script to determine the relative path between two directories. -# Copyright (c) D. J. Hawkey Jr. 2002 -# Fixed for Xen project by K. Fraser in 2003. -abs_to_rel () -{ - local CWD SRCPATH - - if [ "$1" != "/" -a "${1##*[^/]}" = "/" ]; then - SRCPATH=${1%?} - else - SRCPATH=$1 - fi - if [ "$2" != "/" -a "${2##*[^/]}" = "/" ]; then - DESTPATH=${2%?} - else - DESTPATH=$2 - fi - - CWD=$PWD - [ "${1%%[^/]*}" != "/" ] && cd $1 && SRCPATH=$PWD - [ "${2%%[^/]*}" != "/" ] && cd $2 && DESTPATH=$PWD - [ "$CWD" != "$PWD" ] && cd $CWD - - BASEPATH=$SRCPATH - - [ "$SRCPATH" = "$DESTPATH" ] && DESTPATH="." && return - [ "$SRCPATH" = "/" ] && DESTPATH=${DESTPATH#?} && return - - while [ "$BASEPATH/" != "${DESTPATH%${DESTPATH#$BASEPATH/}}" ]; do - BASEPATH=${BASEPATH%/*} - done - - SRCPATH=${SRCPATH#$BASEPATH} - DESTPATH=${DESTPATH#$BASEPATH} - DESTPATH=${DESTPATH#?} - while [ -n "$SRCPATH" ]; do - SRCPATH=${SRCPATH%/*} - DESTPATH="../$DESTPATH" - done - - [ -z "$BASEPATH" ] && BASEPATH="/" - [ "${DESTPATH##*[^/]}" = "/" ] && DESTPATH=${DESTPATH%?} -} - -# relative_lndir -# Creates a tree of symlinks in the current working directory that mirror -# real files in . should be relative to the current -# working directory. Symlinks in are ignored. Source-control files -# are ignored. -relative_lndir () -{ - local SYMLINK_DIR REAL_DIR pref i j - SYMLINK_DIR=$PWD - REAL_DIR=$1 - ( - cd $REAL_DIR - for i in `find . -type d | grep -v SCCS`; do - [ -d $SYMLINK_DIR/$i ] || mkdir -p $SYMLINK_DIR/$i - ( - cd $i - pref=`echo $i | sed -e 's#/[^/]*#../#g' -e 's#^\.##'` - for j in `find . -type f -o -type l -maxdepth 1`; do - ln -sf ${pref}${REAL_DIR}/$i/$j ${SYMLINK_DIR}/$i/$j - done - ) - done - ) -} - -[ "$1" == "" ] && { echo "Syntax: $0 "; exit 1; } - -# Get absolute path to the destination directory -pushd . >/dev/null -cd ${1} -AD=$PWD -popd >/dev/null - -# Get absolute path to the source directory -AS=`pwd` - -# Get name of sparse directory -SDN=$(basename $AS) - -# Get path to source, relative to destination -abs_to_rel ${AD} ${AS} -RS=$DESTPATH - -# We now work from the destination directory -cd ${AD} - -# Remove old symlinks -find sys -type l | while read f -do - case $(readlink $f) in - */$SDN/*) - rm -f $f - ;; - esac -done - -if [ -f ${AD}/BUILDING ]; then - # Create symlinks of files and directories which exist in the sparse source - (cd sys && relative_lndir ../${RS}/sys) -else - # Create symlinks of files and directories which exist in the sparse source - relative_lndir ${RS} - rm -f mkbuildtree -fi diff --git a/tools/debugger/gdb/gdbbuild b/tools/debugger/gdb/gdbbuild deleted file mode 100755 index 7d441da532..0000000000 --- a/tools/debugger/gdb/gdbbuild +++ /dev/null @@ -1,28 +0,0 @@ -#!/bin/sh - -set -e - -GDB_VERSION=6.2.1 - -[ "$GDB_MIRROR" ] || GDB_MIRROR="ftp://ftp.gnu.org/gnu/gdb/" - -rm -rf gdb-$GDB_VERSION gdb-$GDB_VERSION-linux-i386-xen -[ -a gdb-$GDB_VERSION.tar.bz2 ] || wget -c "$GDB_MIRROR/gdb-$GDB_VERSION.tar.bz2" -tar xjf gdb-$GDB_VERSION.tar.bz2 - -cd gdb-$GDB_VERSION-xen-sparse -bash ./mkbuildtree ../gdb-$GDB_VERSION - -cd .. -mkdir gdb-$GDB_VERSION-linux-i386-xen -cd gdb-$GDB_VERSION-linux-i386-xen -../gdb-$GDB_VERSION/configure - -# Use $MAKE if set, else use gmake if present, otherwise use make -if [ "$MAKE" ]; then - $MAKE -elif which gmake ; then - gmake -j4 -else - make -j4 -fi -- cgit v1.2.3