Commit Graph

19 Commits

Author SHA1 Message Date
Daniel Jacobowitz a9fa9f7daf * linux-low.c (linux_create_inferior): Call setpgid. Return
the new PID.
        (unstopped_p, linux_signal_pid): Remove.
        (linux_target_ops): Remove linux_signal_pid.
        * remote-utils.c (putpkt, input_interrupt): Use signal_pid
        global instead of target method.
        * target.h (struct target_ops): Remove signal_pid.  Update comment
        for create_inferior.
        * server.c (signal_pid): New variable.
        (create_inferior): Set signal_pid.  Block SIGTTOU and SIGTTIN in
        gdbserver.  Set the child to be the foreground process group.
        (attach_inferior): Set signal_pid.
2002-08-29 18:50:25 +00:00
Daniel Jacobowitz 0d62e5e807 2002-06-11 Daniel Jacobowitz <drow@mvista.com>
* gdbserver/thread-db.c: New file.
	* gdbserver/proc-service.c: New file.
	* gdbserver/acinclude.m4: New file.
	* gdbserver/Makefile.in: Add GDBSERVER_LIBS, gdb_proc_service_h,
	proc-service.o, and thread-db.o.
	(linux-low.o): Add USE_THREAD_DB.
	* gdbserver/acconfig.h: Add HAVE_PRGREGSET_T, HAVE_PRFPREGSET_T,
	HAVE_LWPID_T, HAVE_PSADDR_T, and PRFPREGSET_T_BROKEN.
	* gdbserver/aclocal.m4: Regenerated.
	* gdbserver/config.in: Regenerated.
	* gdbserver/configure: Regenerated.
	* gdbserver/configure.in: Check for proc_service.h, sys/procfs.h,
	thread_db.h, and linux/elf.h headrs.
	Check for lwpid_t, psaddr_t, prgregset_t, prfpregset_t, and
	PRFPREGSET_T_BROKEN.  Introduce srv_thread_depfiles and USE_THREAD_DB.
	Check for -lthread_db and thread support.
	* gdbserver/configure.srv: Enable thread_db support for ARM, i386, MIPS,
	PowerPC, and SuperH.
	* gdbserver/i387-fp.c: Constify arguments.
	* gdbserver/i387-fp.h: Likewise.
	* gdbserver/inferiors.c: (struct thread_info): Renamed from
	`struct inferior_info'.  Remove PID member.  Use generic inferior
	list header.  All uses updated.
	(inferiors, signal_pid): Removed.
	(all_threads): New variable.
	(get_thread): Define.
	(add_inferior_to_list): New function.
	(for_each_inferior): New function.
	(change_inferior_id): New function.
	(add_inferior): Removed.
	(remove_inferior): New function.
	(add_thread): New function.
	(free_one_thread): New function.
	(remove_thread): New function.
	(clear_inferiors): Use for_each_inferior and free_one_thread.
	(find_inferior): New function.
	(find_inferior_id): New function.
	(inferior_target_data): Update argument type.
	(set_inferior_target_data): Likewise.
	(inferior_regcache_data): Likewise.
	(set_inferior_regcache_data): Likewise.
	* gdbserver/linux-low.c (linux_bp_reinsert): Remove.
	(all_processes, stopping_threads, using_thrads)
	(struct pending_signals, debug_threads, pid_of): New.
	(inferior_pid): Replace with macro.
	(struct inferior_linux_data): Remove.
	(get_stop_pc, add_process): New functions.
	(linux_create_inferior): Restore SIGRTMIN+1 before calling exec.
	Use add_process and add_thread.
	(linux_attach_lwp): New function, based on old linux_attach.  Use
	add_process and add_thread.  Set stop_expected for new threads.
	(linux_attach): New function.
	(linux_kill_one_process): New function.
	(linux_kill): Kill all LWPs.
	(linux_thread_alive): Use find_inferior_id.
	(check_removed_breakpoints, status_pending_p): New functions.
	(linux_wait_for_process): Renamed from linux_wait_for_one_inferior.
	Update.  Use WNOHANG.  Wait for cloned processes also.  Update process
	struct for the found process.
	(linux_wait_for_event): New function.
	(linux_wait): Use it.  Support LWPs.
	(send_sigstop, wait_for_sigstop, stop_all_processes)
	(linux_resume_one_process, linux_continue_one_process): New functions.
	(linux_resume): Support LWPs.
	(REGISTER_RAW_SIZE): Remove.
	(fetch_register): Use register_size instead.  Call supply_register.
	(usr_store_inferior_registers): Likewise.  Call collect_register.
	Fix recursive case.
	(regsets_fetch_inferior_registers): Improve error message.
	(regsets_store_inferior_registers): Add debugging.
	(linux_look_up_symbols): Call thread_db_init if USE_THREAD_DB.
	(unstopped_p, linux_signal_pid): New functions.
	(linux_target_ops): Add linux_signal_pid.
	(linux_init_signals): New function.
	(initialize_low): Call it.  Initialize using_threads.
	* gdbserver/regcache.c (inferior_regcache_data): Add valid
	flag.
	(get_regcache): Fetch registers lazily.  Add fetch argument
	and update all callers.
	(regcache_invalidate_one, regcache_invalidate): New
	functions.
	(new_register_cache): Renamed from create_register_cache.
	Return the new regcache.
	(free_register_cache): Change argument to a void *.
	(registers_to_string, registers_from_string): Call get_regcache
	with fetch flag set.
	(register_data): Make static.  Pass fetch flag to get_regcache.
	(supply_register): Call get_regcache with fetch flag clear.
	(collect_register): Call get_regcache with fetch flag set.
	(collect_register_as_string): New function.
	* gdbserver/regcache.h: Update.
	* gdbserver/remote-utils.c (putpkt): Flush after debug output and use
	stderr.
	Handle input interrupts while waiting for an ACK.
	(input_interrupt): Use signal_pid method.
	(getpkt): Flush after debug output and use stderr.
	(outreg): Use collect_register_as_string.
	(new_thread_notify, dead_thread_notify): New functions.
	(prepare_resume_reply): Check using_threads.  Set thread_from_wait
	and general_thread.
	(look_up_one_symbol): Flush after debug output.
	* gdbserver/server.c (step_thread, server_waiting): New variables.
	(start_inferior): Don't use signal_pid.  Update call to mywait.
	(attach_inferior): Update call to mywait.
	(handle_query): Handle qfThreadInfo and qsThreadInfo.
	(main): Don't fetch/store registers explicitly.  Use
	set_desired_inferior.  Support proposed ``Hs'' packet.  Update
	calls to mywait.
	* gdbserver/server.h: Update.
	(struct inferior_list, struct_inferior_list_entry): New.
	* gdbserver/target.c (set_desired_inferior): New.
	(write_inferior_memory): Constify.
	(mywait): New function.
	* gdbserver/target.h: Update.
	(struct target_ops): New signal_pid method.
	(mywait): Removed macro, added prototype.

	* gdbserver/linux-low.h (regset_func): Removed.
	(regset_fill_func, regset_store_func): New.
	(enum regset_type): New.
	(struct regset_info): Add type field.  Use new operation types.
	(struct linux_target_ops): stop_pc renamed to get_pc.
	Add decr_pc_after_break and breakpoint_at.
	(get_process, get_thread_proess, get_process_thread)
	(strut process_info, all_processes, linux_attach_lwp)
	(thread_db_init): New.

	* gdbserver/linux-arm-low.c (arm_get_pc, arm_set_pc,
	arm_breakpoint, arm_breakpoint_len, arm_breakpoint_at): New.
	(the_low_target): Add new members.
	* gdbserver/linux-i386-low.c (i386_store_gregset, i386_store_fpregset)
	(i386_store_fpxregset): Constify.
	(target_regsets): Add new kind identifier.
	(i386_get_pc): Renamed from i386_stop_pc.  Simplify.
	(i386_set_pc): Add debugging.
	(i386_breakpoint_at): New function.
	(the_low_target): Add new members.
	* gdbserver/linux-mips-low.c (mips_get_pc, mips_set_pc)
	(mips_breakpoint, mips_breakpoint_len, mips_reinsert_addr)
	(mips_breakpoint_at): New.
	(the_low_target): Add new members.
	* gdbserver/linux-ppc-low.c (ppc_get_pc, ppc_set_pc)
	(ppc_breakpoint, ppc_breakpoint_len, ppc_breakpoint_at): New.
	(the_low_target): Add new members.
	* gdbserver/linux-sh-low.c (sh_get_pc, sh_set_pc)
	(sh_breakpoint, sh_breakpoint_len, sh_breakpoint_at): New.
	(the_low_target): Add new members.
	* gdbserver/linux-x86-64-low.c (target_regsets): Add new kind
	identifier.
2002-06-11 17:32:40 +00:00
Daniel Jacobowitz 0bc68c4948 2002-05-15 Daniel Jacobowitz <drow@mvista.com>
From Martin Pool <mbp@samba.org>:
        * gdbserver/server.c (gdbserver_usage): New function.
        (main): Call it.
2002-05-16 02:33:04 +00:00
Daniel Jacobowitz 611cb4a542 2002-04-20 Daniel Jacobowitz <drow@mvista.com>
* gdbserver/mem-break.c: New file.
        * gdbserver/mem-break.h: New file.
        * gdbserver/Makefile.in: Add mem-break.o rule; update server.h
        dependencies.
        * gdbserver/inferiors.c (struct inferior_info): Add target_data
        member.
        (clear_inferiors): Free target_data member if set.
        (inferior_target_data, set_inferior_target_data): New functions.
        * gdbserver/linux-i386-low.c (i386_breakpoint, i386_breakpoint_len)
        (i386_stop_pc, i386_set_pc): New.  Add to the_low_target.
        * gdbserver/linux-low.c (linux_bp_reinsert): New variable.
        (struct inferior_linux_data): New.
        (linux_create_inferior): Use set_inferior_target_data.
        (linux_attach): Likewise.  Call add_inferior.
        (linux_wait_for_one_inferior): New function.
        (linux_wait): Call it.
        (linux_write_memory): Add const.
        (initialize_low): Call set_breakpoint_data.
        * gdbserver/linux-low.h (struct linux_target_ops): Add breakpoint
        handling members.
        * gdbserver/server.c (attach_inferior): Remove extra add_inferior
        call.
        * gdbserver/server.h: Include mem-break.h.  Update inferior.c
        prototypes.
        * gdbserver/target.c (read_inferior_memory)
        (write_inferior_memory): New functions.
        * gdbserver/target.h (read_inferior_memory)
        (write_inferior_memory): Change macros to prototypes.
        (struct target_ops): Update comments.  Add const to write_memory
        definition.
2002-04-20 17:04:09 +00:00
Daniel Jacobowitz 2f2893d916 2002-04-09 Daniel Jacobowitz <drow@mvista.com>
* linux-low.c (linux_look_up_symbols): New hook.
        (linux_target_ops): Add linux_look_up_symbols.
        * remote-utils.c (decode_address): New function.
        (look_up_one_symbol): New function.
        * server.c (handle_query): Call target look_up_symbols hook.
        * server.h (look_up_one_symbol): Add prototype.
        * target.h (struct target_ops): Add look_up_symbols hook.
2002-04-09 23:52:06 +00:00
Daniel Jacobowitz ce3a066d93 2002-04-09 Daniel Jacobowitz <drow@mvista.com>
* gdbserver/inferiors.c: New file.
        * gdbserver/target.c: New file.
        * gdbserver/target.h: New file.
        * gdbserver/Makefile.in:  Add target.o and inferiors.o.  Update
        dependencies.
        * gdbserver/linux-low.c (inferior_pid): New static variable,
        moved from server.c.
        (linux_create_inferior): Renamed from create_inferior.
        Call add_inferior.  Return 0 on success instead of a PID.
        (linux_attach): Renamed from myattach.
        (linux_kill): Renamed from kill_inferior.  Call clear_inferiors ().
        (linux_thread_alive): Renamed from mythread_alive.
        (linux_wait): Renamed from mywait.  Call clear_inferiors () if the
        child dies.
        (linux_resume): Renamed from myresume.  Add missing ``return 0''.
        (regsets_store_inferior_registers): Correct error message.
        Add missing ``return 0''.
        (linux_fetch_registers): Renamed from fetch_inferior_registers.
        (linux_store_registers): Renamed from store_inferior_registers.
        (linux_read_memory): Renamed from read_inferior_memory.
        (linux_write_memory): Renamed from write_inferior_memory.
        (linux_target_ops): New structure.
        (initialize_low): Call set_target_ops ().
        * gdbserver/remote-utils.c (unhexify): New function.
        (hexify): New function.
        (input_interrupt): Send signals to ``signal_pid''.
        * gdbserver/server.c (inferior_pid): Remove.
        (start_inferior): Update create_inferior call.
        (attach_inferior): Call add_inferior.
        (handle_query): New function.
        (main): Call handle_query for `q' packets.
        * gdbserver/server.h: Include "target.h".  Remove obsolete prototypes.
        Add prototypes for "inferiors.c", "target.c", hexify, and unhexify.
2002-04-09 21:17:45 +00:00
Daniel Jacobowitz 0729219dab 2002-04-09 Daniel Jacobowitz <drow@mvista.com>
* gdbserver/Makefile.in: Add WARN_CFLAGS.  Update configury
        dependencies.
        * gdbserver/configure.in: Check for <string.h>
        * gdbserver/configure: Regenerate.
        * gdbserver/config.in: Regenerate.
        * gdbserver/gdbreplay.c: Include needed system headers.
        (remote_open): Remove strchr prototype.
        * gdbserver/linux-low.h: Correct #ifdef to HAVE_LINUX_USRREGS.
        * gdbserver/regcache.c (supply_register): Change buf argument to const void *.
        (supply_register_by_name): Likewise.
        (collect_register): Change buf argument to void *.
        (collect_register_by_name): Likewise.
        * gdbserver/regcache.h: Add missing prototypes.
        * gdbserver/remote-utils.c: Include <arpa/inet.h> for inet_ntoa.
        * gdbserver/server.c (handle_query): New function.
        (attached): New static variable, moved out of main.
        (main): Quiet longjmp clobber warnings.
        * gdbserver/server.h: Add ATTR_NORETURN and ATTR_FORMAT.  Update prototypes.
        * gdbserver/utils.c (error): Remove NORETURN.
        (fatal): Likewise.
2002-04-09 21:11:35 +00:00
Daniel Jacobowitz 0e98d0a751 2002-03-27 Daniel Jacobowitz <drow@mvista.com>
* gdbserver/server.c (main): Call target_signal_to_host_p
        and target_signal_to_host on signals received from the remote.
        * gdbserver/remote-utils.c (prepare_resume_reply): Call
        target_signal_from_host on signals sent to the remote.
        * gdbserver/server.h: Add prototypes.  Include "gdb/signals.h".
        * gdbserver/Makefile.in: Add signals.o.  Add -I${INCLUDE_DIR}.
2002-03-27 05:15:49 +00:00
Daniel Jacobowitz 0a30fbc4cf 2002-02-14 Daniel Jacobowitz <drow@mvista.com>
* gdbserver/Makefile.in: Add regformats directory to INCLUDE_CFLAGS,
        and remove unused $(INCLUDE_DIR).
        Add regcache.c to OBS.
        Add generated register protocol files to clean target.
        Update dependencies for new objects, obsolete old target code.

        * gdbserver/linux-low.c: Remove all platform-specific code to
        new files.  Remove various dead code.  Update to use regcache
        functionality.
        * gdbserver/remote-utils.c (fromhex): Add return statement
        to quiet warning.
        (putpkt): Dynamically allocate buf2 because PBUFSIZ is no longer
        constant.
        (input_interrupt): Add integer parameter to match prototype
        of a signal handler.
        (outreg): Use register_data ().
        (prepare_resume_reply): Use gdbserver_expedite_regs.
        * gdbserver/server.c (main): Dynamically allocate own_buf because
        PBUFSIZ is no longer constant.  Use registers_to_string () and
        registers_from_string ().
        * gdbserver/server.h: No longer include "defs.h".  Add prototypes
        for error (), fatal (), and warning ().  Update definition of
        PBUFSIZ to use regcache functionality.  Add include guard.
        * gdbserver/utils.c (fatal): Add missing ``const''.
        (warning): New function.

        * regformats/regdat.sh: Include "regcache.h" in generated files.
        Provide init_registers () function.
        * regformats/regdef.h: Add prototype for set_register_cache ().
        Add include guard.

        * gdbserver/linux-arm-low.c: New file.
        * gdbserver/linux-i386-low.c: New file.
        * gdbserver/linux-ia64-low.c: New file.
        * gdbserver/linux-m68k-low.c: New file.
        * gdbserver/linux-mips-low.c: New file.
        * gdbserver/linux-ppc-low.c: New file.
        * gdbserver/linux-sh-low.c: New file.

        * gdbserver/regcache.c: New file.
        * gdbserver/regcache.h: New file.

        * gdbserver/low-linux.c: Removed obsolete file.
2002-02-14 06:21:24 +00:00
Daniel Jacobowitz db728ff7cd 2002-01-17 Daniel Jacobowitz <drow@mvista.com>
* gdbserver/low-hppabsd.c, gdbserver/low-lynx.c,
        gdbserver/low-nbsd.c, gdbserver/low-sim.c,
        gdbserver/low-sparc.c, gdbserver/low-sun3.c,
        gdbserver/low-linux.c, gdbserver/server.c: Correct copyright notices.
2002-01-17 21:13:50 +00:00
Daniel Jacobowitz 45b7b34510 2002-01-17 Daniel Jacobowitz <drow@mvista.com>
* low-hppabsd.c (myattach): New function, returning -1.
        * low-lynx.c (myattach): Likewise.
        * low-nbsd.c (myattach): Likewise.
        * low-sim.c (myattach): Likewise.
        * low-sparc.c (myattach): Likewise.
        * low-sun3.c (myattach): Likewise.

        * low-linux.c (myattach): New function.

        * server.c (attach_inferior): New function.
        (main): Handle "--attach".
2002-01-17 20:46:16 +00:00
Kevin Buettner b6ba6518e9 Update/correct copyright notices. 2001-03-06 08:22:02 +00:00
Kevin Buettner da85418c1a Protoization. 2000-08-26 17:29:53 +00:00
Jason Molenda 4ce44c668d import gdb-1999-11-16 snapshot 1999-11-17 02:31:06 +00:00
Jason Molenda 5c44784c11 import gdb-1999-11-01 snapshot 1999-11-02 04:44:47 +00:00
Jason Molenda c5aa993b1f import gdb-1999-07-07 post reformat 1999-07-07 20:19:36 +00:00
Stan Shebs c906108c21 Initial creation of sourceware repository 1999-04-16 01:35:26 +00:00
Stan Shebs 071ea11e85 Initial creation of sourceware repository 1999-04-16 01:34:07 +00:00
Peter Schauer ab18bba082 * gdbserver/server.c (main): Silently accept query requests
and send back a zero length acknowledge.
1994-10-03 12:14:38 +00:00