* configure.tgt: Build gdbserver for Cygwin and mingw32.
gdb/gdbserver/
* configure.ac: Check for more headers which are missing on
Windows. Automatically supply -lwsock32 and USE_WIN32API.
* configure.srv: Add Cygwin and mingw32.
* remote-utils.c: Don't include headers unconditionally which
are missing on mingw32. Include <winsock.h> for mingw32.
(remote_open): Adjust for mingw32 support. Flush
standard error after writing to it.
(remote_close, putpkt_binary, input_interrupt, block_async_io)
(unblock_async_io, enable_async_io, disable_async_io)
(readchar, getpkt): Update for Winsock support.
(prepare_resume_reply): Expect a protocol signal number.
* server.c: Disable <sys/wait.h> on mingw32.
(start_inferior): Adjust for mingw32 support. Flush
standard error after writing to it.
(attach_inferior): Likewise. Use protocol signal
numbers.
(main): Skip 'D' packet on mingw32. Use protocol signal numbers
and names.
* win32-i386-low.c: New file.
* Makefile.in (XM_CLIBS): Set.
(gdbserver, gdbreplay): Use $(INTERNAL_CFLAGS).
(win32-i386-low.o): New dependency rule.
* linux-low.c (linux_wait): Use target signal numbers.
* target.h (struct target_ops): Doc fix.
* server.h (target_signal_to_name): New prototype.
* gdbreplay.c: Don't include headers unconditionally which
are missing on mingw32. Include <winsock.h> for mingw32.
(remote_close, remote_open): Adjust for Winsock support.
* configure, config.in: Regenerated.
* gdb_proc_service.h: New file.
* linux-i386-low.c, linux-x86-64-low.c, thread-db.c: Use the
new "gdb_proc_service.h".
* proc-service.c: Likewise.
(ps_pglobal_lookup, ps_pdread, ps_pdwrite): Use psaddr_t.
(ps_lgetfpregs, ps_lsetfpregs): Use a void* argument.
* Makefile.in (gdb_proc_service_h): Updated.
* configure, config.in: Regenerated.
is not available. Define HAVE_PTRACE_GETREGS if it is.
* config.in, configure: Regenerated.
* configure.srv: Set srv_linux_regsets for PowerPC and PowerPC64.
* linux-i386-low.c, linux-m68k-low.c: Update to use
HAVE_PTRACE_GETREGS.
* linux-low.c (regsets_fetch_inferior_registers)
(regsets_store_inferior_registers): Only return 0 if we processed
GENERAL_REGS.
* linux-ppc-low.c (ppc_fill_gregset, target_regsets): New.
* linux-ppc64-low.c (ppc_fill_gregset, target_regsets): New.
* 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.
* gdbserver/acconfig.h: New file.
* gdbserver/i387-fp.c: New file.
* gdbserver/i387-fp.h: New file.
* gdbserver/linux-x86-64.c: New file.
* regformats/reg-x86-64.dat: New file.
* configure.tgt: Add x86_64-*-linux* gdbserver support.
& gdbserver/configure.srv: Add x86_64-*-linux* and regset support.
* gdbserver/configure.in: Add support for regsets.
* gdbserver/config.in: Regenerate.
* gdbserver/configure: Regenerate.
* gdbserver/Makefile.in: Likewise. Add $(linux_low_h).
* gdbserver/linux-low.h: New file.
* gdbserver/linux-low.c: Include "linux-low.h". Add support
for regsets.
* gdbserver/linux-arm-low.c: Include "linux-low.h".
* gdbserver/linux-ia64-low.c: Include "linux-low.h".
* gdbserver/linux-m68k-low.c: Include "linux-low.h".
* gdbserver/linux-mips-low.c: Include "linux-low.h".
* gdbserver/linux-ppc-low.c: Include "linux-low.h".
* gdbserver/linux-sh-low.c: Include "linux-low.h".
* gdbserver/linux-i386-low.c: Include "linux-low.h". Include
"i387-fp.h". Add PTRACE_GETREGS and friends.
* gdbserver/regcache.c (supply_register): New function.
(supply_register_by_name): New function.
(collect_register): New function.
(collect_register_by_name): New function.
Daniel Jacobowitz
Steve Ellcey
Mark Kettenis
Kevin Buettner