Age | Commit message (Collapse) | Author | Files | Lines |
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(linux_kill, linux_detach): Clean up the process list.
* remote-utils.c (remote_open): Improve port number parsing.
(putpkt_binary, input_interrupt): Only send interrupts if the target
is running.
* server.c (extended_protocol): Make static.
(attached): Define earlier.
(exit_requested, response_needed, program_argv): New variables.
(target_running): New.
(start_inferior): Clear attached here.
(attach_inferior): Set attached here.
(require_running): Define.
(handle_query): Use require_running and target_running. Implement
"monitor exit".
(handle_v_attach, handle_v_run): New.
(handle_v_requests): Use require_running. Handle vAttach and vRun.
(gdbserver_usage): Update.
(main): Redo argument parsing. Handle --debug and --multi. Handle
--attach along with other options or after the port. Save
program_argv. Support no initial program. Resynchronize
communication with GDB after an error. Handle "monitor exit".
Use require_running and target_running. Always allow the extended
protocol. Do not error out for Hc0 or Hc-1. Do not automatically
restart in extended mode.
* README: Refer to the GDB manual. Update --attach usage.
* remote.c (struct remote_state): Add cached_wait_status.
(remote_exec_file): New variable.
(PACKET_vAttach, PACKET_vRun): New constants.
(extended_remote_restart): Do not query for status.
(struct start_remote_args): New.
(remote_start_remote): Take it as a second argument. Check
whether the target is running. Issue an error for non-running
non-extended targets. Cache the wait status. Set inferior_ptid
here.
(remote_open_1): Prompt to disconnect non-running targets. Make
sure the target is marked running. Do not set inferior_ptid here.
Update call to remote_start_remote. Do not call remote_check_symbols
if the target is not running.
(remote_detach_1): Rename from remote_detach. Take an EXTENDED
argument. Handle a non-running target.
(remote_detach): Use it.
(extended_remote_detach): New.
(remote_disconnect): Fix typo. Use remoute_mourn_1.
(extended_remote_attach_1, extended_remote_attach)
(extended_async_remote_attach): New.
(remote_vcont_resume): Remove unused variable.
(remote_wait, remote_async_wait): Use any cached wait status.
(putpkt_binary, getpkt): Clear any cached wait status.
(extended_remoute_mourn_1): New.
(extended_remote_mourn): Use it.
(extended_async_remote_mourn, extended_remote_run): New.
(extended_remote_create_inferior_1): New.
(extended_remote_create_inferior): Use it.
(extended_remote_async_create_inferior): Likewise.
(remote_xfer_partial): Skip for non-executing targets.
(init_extended_remote_ops): Set to_detach and to_attach.
(init_extended_async_remote_ops): Likewise. Use
extended_async_remote_mourn.
(_initialize_remote): Register vAttach, vRun, and
set remote exec-file.
* NEWS: Mention vAttach, vRun, and gdbserver extended-remote support.
* gdb.server/ext-attach.c, gdb.server/ext-attach.exp,
gdb.server/ext-run.exp: New files.
* lib/gdbserver-support.exp (gdbserver_download): New.
(gdbserver_start): New. Update gdbserver expected
output.
(gdbserver_spawn): Use them.
(gdbserver_start_extended): New.
* gdb.texinfo (Using the `gdbserver' Program): Add security
warning. Rearrange into subsections and subsubsections. Document
--multi and --debug. Correct --with-sysroot typo. Update --attach
usage. Make load reference clearer. Document monitor exit.
(Remote Configuration): Document set remote exec-file, attach-packet,
and run-packet.
(Packets): Document vAttach and vRun.
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(linux_tracefork_child): Use it. Use __clone2 on ia64.
(linux_test_for_tracefork): Likewise.
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reinsert auto-delete breakpoints.
* mem-break.c (struct breakpoint): Change return type of handler to
int.
(set_breakpoint_at): Update handler type.
(reinsert_breakpoint_handler): Return 1 instead of calling
delete_breakpoint.
(reinsert_breakpoint_by_bp): Check for the original breakpoint before
setting a new one.
(check_breakpoints): Delete auto-delete breakpoints and return 2.
* mem-break.h (set_breakpoint_at): Update handler type.
* thread-db.c (thread_db_create_event, thread_db_create_event): Update.
* win32-low.c (auto_delete_breakpoint): New.
(get_child_debug_event): Use it.
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* hostio.c (handle_pread): Fall back to lseek and read.
(handle_pwrite): Fall back to lseek and write.
* config.in, configure: Regenerated.
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(main): Update calls.
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* remote-utils.c (remote_open): Do not call disable_async_io.
(block_async_io): Delete.
(unblock_async_io): Make static.
(initialize_async_io): New.
* server.c (handle_v_cont): Handle async I/O here.
(myresume): Likewise. Move other common resume tasks here...
(main): ... from here. Call initialize_async_io. Disable async
I/O before the main loop.
* server.h (initialize_async_io): Declare.
(block_async_io, unblock_async_io): Delete prototypes.
* spu-low.c (spu_resume, spu_wait): Do not handle async I/O here.
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* remote-utils.c (readchar): Allow binary data in received messages.
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(win32_create_inferior): Clear the `attaching' global.
(win32_attach): Set the `attaching' global.
(get_child_debug_event) [_WIN32_WCE]: Stop the inferior when
attaching. Only set a breakpoint at the entry point if not
attaching.
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connection on attaches.
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the --attach command line argument.
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DebugActiveProcess, not after. Add last error output to error
call.
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(win32_set_thread_context): New functions.
(thread_rec): Use win32_get_thread_context.
(continue_one_thread, win32_resume): Use win32_set_thread_context.
* win32-low.h (win32_thread_info) [_WIN32_WCE]: Add `base_context'
field.
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global variables.
(child_add_thread): Minor cleanup.
(child_continue): Resume artificially suspended threads before
calling ContinueDebugEvent.
(suspend_one_thread): New.
(fake_breakpoint_event): New.
(get_child_debug_event): Change return type to int. Check here if
gdb sent an interrupt request. If a soft interrupt was requested,
fake a breakpoint event. Return 0 if there is no event to handle,
and 1 otherwise.
(win32_wait): Don't check here if gdb sent an interrupt request.
Ensure there is a valid event to handle.
(win32_request_interrupt): Add soft interruption method as last
resort.
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structure members. Replace `suspend_count' counter by a
`suspended' flag.
* win32-low.c (thread_rec): Update condition of when to get the
context from the inferior. Rely on ContextFlags being set if it
has already been retrieved. Only suspend the inferior thread if
we haven't already. Warn if that fails.
(continue_one_thread): s/suspend_count/suspended/. Only call
ResumeThread once. Warn if that fails.
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has already exited.
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(win32-low.o): Add dependency on $(win32_low_h).
(win32-arm-low.o, win32-i386-low.o): New rules.
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(PACKET_vFile_open, PACKET_vFile_pread, PACKET_vFile_pwrite)
(PACKET_vFile_close, PACKET_vFile_unlink): New constants.
(remote_buffer_add_string, remote_buffer_add_bytes)
(remote_buffer_add_int, remote_hostio_parse_result)
(remote_hostio_send_command, remote_hostio_open, remote_hostio_pwrite)
(remote_hostio_pread, remote_hostio_close, remote_hostio_unlink)
(remote_fileio_errno_to_host, remote_hostio_error, fclose_cleanup)
(remote_hostio_close_cleanup, remote_file_put, remote_file_get)
(remote_file_delete, remote_put_command, remote_get_command)
(remote_delete_command, remote_command): New functions.
(_initialize_remote): Register new packets and commands.
* Makefile.in (gdb_fileio_h): New variable.
(remote.o): Update.
(SUBDIR_MI_OBS): Add mi-cmd-target.o.
(SUBDIR_MI_SRCS): Add mi/mi-cmd-target.c.
(mi-cmd-target.o): New rule.
* mi/mi-cmd-target.c: New file.
* mi/mi-cmds.c (mi_cmds): Add target-file-delete, target-file-get,
and target-file-put.
* mi/mi-cmds.h (mi_cmd_target_file_get, mi_cmd_target_file_put)
(mi_cmd_target_file_delete): Declare.
* remote.h (remote_file_put, remote_file_get, remote_file_delete):
Declare.
* NEWS: Describe new file transfer support.
* gdb.texinfo (Debugging Programs with Multiple Processes): Correct
formatting.
(Remote Debugging): Add File Transfer section.
(Remote Configuration): Document Host I/O packets.
(GDB/MI): Add GDB/MI File Transfer Commands section.
(Remote Protocol): Add Host I/O Packets section.
(Packets): Add vFile.
* Makefile.in (OBS): Add hostio.o.
(hostio.o): New rule.
* server.h (handle_vFile): Declare.
* hostio.c: New file.
* server.c (handle_v_requests): Take packet_len and new_packet_len
for binary packets. Call handle_vFile.
(main): Update call to handle_v_requests.
* gdb.server/file-transfer.exp, gdb.server/transfer.txt,
gdb.mi/mi-file-transfer.exp: New.
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(linux_tracefork_child): Use clone.
(linux_test_for_tracefork): Use clone; allocate and free a stack.
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(add_pid_to_list, pull_pid_from_list): New.
* linux-low.c (PTRACE_SETOPTIONS, PTRACE_GETEVENTMSG)
(PTRACE_O_TRACESYSGOOD, PTRACE_O_TRACEFORK, PTRACE_O_TRACEVFORK)
(PTRACE_O_TRACECLONE, PTRACE_O_TRACEEXEC, PTRACE_O_TRACEVFORKDONE)
(PTRACE_O_TRACEEXIT, PTRACE_EVENT_FORK, PTRACE_EVENT_VFORK)
(PTRACE_EVENT_CLONE, PTRACE_EVENT_EXEC, PTRACE_EVENT_VFORK_DONE)
(PTRACE_EVENT_EXIT, __WALL): Provide default definitions.
(stopped_pids, thread_db_active, must_set_ptrace_flags): New variables.
(using_threads): Always set to 1.
(handle_extended_wait): New.
(add_process): Do not set TID.
(linux_create_inferior): Set must_set_ptrace_flags.
(linux_attach_lwp): Remove TID argument. Do not check using_threads.
Use PTRACE_SETOPTIONS. Call new_thread_notify. Update all callers.
(linux_thread_alive): Rename TID argument to LWPID.
(linux_wait_for_process): Handle unknown processes. Do not use TID.
(linux_wait_for_event): Do not use TID or check using_threads. Update
call to dead_thread_notify. Call handle_extended_wait.
(linux_create_inferior): Use PTRACE_SETOPTIONS.
(send_sigstop): Delete sigstop_sent.
(wait_for_sigstop): Avoid TID.
(linux_supports_tracefork_flag, linux_tracefork_child, my_waitpid)
(linux_test_for_tracefork): New.
(linux_lookup_signals): Use thread_db_active and
linux_supports_tracefork_flag.
(initialize_low): Use thread_db_active and linux_test_for_tracefork.
* linux-low.h (get_process_thread): Avoid TID.
(struct process_ifo): Move thread_known and tid to the end. Remove
sigstop_sent.
(linux_attach_lwp, thread_db_init): Update prototypes.
* server.h (change_inferior_id): Delete prototype.
(add_pid_to_list, pull_pid_from_list): New prototypes.
* thread-db.c (thread_db_use_events): New.
(find_first_thread): Rename to...
(find_one_thread): ...this. Update callers and messages. Do not
call fatal. Check thread_db_use_events. Do not call
change_inferior_id or new_thread_notify.
(maybe_attach_thread): Update. Do not call new_thread_notify.
(thread_db_init): Set thread_db_use_events. Check use_events.
* utils.c (fatal, warning): Correct message prefix.
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(powerpc-32.o, powerpc-32.c, powerpc-e500.o, powerpc-e500.c)
(powerpc-64.o, powerpc-64.c): New rules.
* configure.srv: Use alternate register sets for powerpc64-*-linux*
with AltiVec, powerpc-*-linux* with AltiVec, and powerpc-*-linux*
with SPE.
* linux-ppc-low.c (ppc_regmap): Do not fetch the FP registers for
SPE targets.
(ppc_cannot_store_register): Do not check for FPSCR for SPE targets.
(PTRACE_GETVRREGS, PTRACE_SETVRREGS, SIZEOF_VRREGS, ppc_fill_vrregset)
(ppc_store_vrregset, PTRACE_GETEVRREGS, PTRACE_SETEVRREGS)
(struct gdb_evrregset_t, ppc_fill_evrregset, ppc_store_evrregset): New.
(target_regsets): Add AltiVec and SPE register sets.
* configure.ac: Check for AltiVec and SPE.
* linux-ppc64-low.c (PTRACE_GETVRREGS, PTRACE_SETVRREGS, SIZEOF_VRREGS)
(ppc_fill_vrregset, ppc_store_vrregset): New.
(target_regsets): Add AltiVec register set.
* configure: Regenerated.
* features/Makefile (WHICH): Add PowerPC register definitions.
(rs6000/powerpc-32-expedite, rs6000/powerpc-e500-expedite)
(rs6000/powerpc-64-expedite): New macros.
($(outdir)/%.dat): Handle subdirectories.
* regformats/rs6000/powerpc-32.dat, regformats/rs6000/powerpc-64.dat,
regformats/rs6000/powerpc-e500.dat: New generated files.
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(linux_read_memory): Use /proc/PID/mem.
* configure.ac: Use AC_GNU_SOURCE. Check for pread64.
* configure, config.in: Regenerated.
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single-stepping.
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(win32_create_inferior): Use create_process instead of
CreateProcess. If create_process failed retry appending an ".exe"
suffix. Store the GetLastError result immediatelly after
create_process calls and use it on the call to error.
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Switch the license of all .h files to GPLv3.
Switch the license of all .cc files to GPLv3.
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* remote-utils.c (putpkt_binary): Memory leak, free buf2.
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typedef.
(win32_CloseToolhelp32Snapshot) [_WIN32_WCE]: New global var.
(load_toolhelp) [_WIN32_WCE]: Load TOOLHELP.DLL. Get
CloseToolhelp32Snapshot.
(toolhelp_get_dll_name) [_WIN32_WCE]: Close the snapshot with
CloseToolhelp32Snapshot.
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* server.c (main): Check for inferior exit before main loop.
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instead of on tmp_desc.
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Daniel Jacobowitz <dan@codesourcery.com>
* config/i386/cygwin.mt (TDEPFILES): Add solib-target.o.
* coff-pe-read.c (read_pe_exported_syms): Delete verbose
printf.
* NEWS: Mention gdbserver DLL support.
* gdb.base/unload.c (dlopen, dlsym, dlclose, dlerror): Define
for __WIN32__.
(SHLIB_NAME): Delete definition. Always pass dlerror to fprintf.
* gdb.base/unload.exp: Use shared library test routines.
* inferiors.c (all_dlls, dlls_changed, get_dll): New.
(add_thread): Minor cleanups.
(clear_inferiors): Move lower in the file. Clear the DLL
list.
(free_one_dll, match_dll, loaded_dll, unloaded_dll, clear_list): New.
* remote-utils.c (prepare_resume_reply): Check dlls_changed.
(xml_escape_text): New.
* server.c (handle_query): Handle qXfer:libraries:read. Report it
for qSupported.
(handle_v_cont): Report errors.
(gdbserver_version): Update.
(main): Correct size of own_buf. Do not report initial DLL events.
* server.h (struct dll_info, all_dlls, dlls_changed, loaded_dll)
(unloaded_dll, xml_escape_text): New.
* win32-low.c (enum target_waitkind): Update comments.
(win32_add_one_solib, get_image_name, winapi_EnumProcessModules)
(winapi_GetModuleInformation, winapi_GetModuleFileNameExA)
(win32_EnumProcessModules, win32_GetModuleInformation)
(win32_GetModuleFileNameExA, load_psapi, psapi_get_dll_name)
(winapi_CreateToolhelp32Snapshot, winapi_Module32First)
(winapi_Module32Next, win32_CreateToolhelp32Snapshot)
(win32_Module32First, win32_Module32Next, load_toolhelp)
(toolhelp_get_dll_name, handle_load_dll, handle_unload_dll): New.
(get_child_debug_event): Handle DLL events.
(win32_wait): Likewise.
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* linux-sh-low.c (sh_fill_gregset, target_regsets): New.
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waiting.
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Thiago Bauermann <bauerman@br.ibm.com>
Joseph S. Myers <joseph@codesourcery.com>
Daniel Jacobowitz <dan@codesourcery.com>
gdb/
* remote.c (remote_check_symbols): Use
gdbarch_convert_from_func_ptr_addr.
* infcall.c (find_function_addr): Handle function descriptors
without debugging information.
* ppc-linux-tdep.c (ppc_linux_convert_from_func_ptr_addr): Renamed
from ppc64_linux_convert_from_func_ptr_addr. Handle -msecure-plt.
(ppc_linux_init_abi): Always set convert_from_func_ptr_addr.
* solib-svr4.c (solib_break_names): Remove "._dl_debug_state".
(bfd_lookup_symbol): Do not take a SECT_FLAGS argument. Always
allow SEC_CODE and SEC_DATA.
(enable_break): Update calls. Pass current_target to solib_add.
Use gdbarch_convert_from_func_ptr_addr.
gdb/gdbserver/
* remote-utils.c (look_up_one_symbol): Handle 'm' packets.
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* linux-low.c (check_removed_breakpoint): Add an early
prototype. Improve debug output.
(linux_attach): Doc update.
(linux_detach_one_process, linux_detach): Clean up before releasing
each process.
(send_sigstop, wait_for_sigstop): Improve comments and debug output.
* linux-low.h (struct process_info): Doc improvement.
* mem-break.c (delete_all_breakpoints): New.
* mem-break.h (delete_all_breakpoints): New prototype.
* thread-db.c (find_first_thread): New.
(thread_db_create_event): Call it instead of
thread_db_find_new_threads. Clean up unused variables.
(maybe_attach_thread): Remove first thread handling.
(thread_db_find_new_threads): Use find_first_thread.
(thread_db_get_tls_address): Likewise.
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(thread_db_detach): Typo fix. Call target_mourn_inferior
instead of fixing up proc_handle.
(have_threads_callback, have_threads): New functions.
(thread_db_wait): Remove dead proc_handle.pid check. Only
translate PTIDs if we have registered threads. Check for new
threads if we have none.
(thread_db_create_inferior, thread_db_post_startup_inferior): Delete.
(find_new_threads_callback): Only enable event reporting if TID == 0.
(same_ptid_callback): New.
(thread_db_get_thread_local_address): Check for new threads.
(init_thread_db_ops): Don't set to_attach, to_create_inferior,
or to_post_startup_inferior.
* thread-db.c (thread_db_find_new_threads): Add prototype.
(thread_db_create_event): Check for the main thread before adding
a new thread.
(maybe_attach_thread): Only enable event reporting if TID == 0.
(thread_db_get_tls_address): Check for new threads.
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* spu-low.c (spu_create_inferior): Likewise.
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* linux-low.c (linux_create_inferior): Change execv to execvp.
* spu-low.c (spu_create_inferior): Likewies.
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mips64-linux.
* features/sort-regs.xsl: Correct typo.
* regformats/reg-mips.dat, regformats/reg-mips64.dat: Delete.
* regformats/mips-linux.dat, regformats/mips64-linux.dat: New generated
files.
* Makefile.in (clean): Clean new files instead of deleted ones.
(reg-mips.o, reg-mips.c, reg-mips64.o, reg-mips64.c): Delete.
(mips-linux.o, mips-linux.c, mips64-linux.o, mips64-linux.c): New
rules.
* configure.srv: Specify XML files and new regformats for MIPS and
MIPS64 GNU/Linux.
* linux-mips-low.c (mips_num_regs): Set to only used registers.
(mips_regmap): Do not fetch $0. Remove unused registers. Add
an entry for the restart register.
(mips_cannot_fetch_register, mips_cannot_store_register)
(mips_reinsert_addr, mips_fill_fpregset, mips_store_fpregset): Update
register names to match the XML descriptions.
(mips_fill_gregset, mips_store_gregset): Likewise. Handle the
restart register instead of $0.
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* remote.c (remote_write_qxfer): New function.
(remote_xfer_partial): Add handling for TARGET_OBJECT_SPU.
(remote_read_qxfer): Do not cache empty objects.
(_initialize_remote): Add PACKET_qXfer_spu_read and
PACKET_qXfer_spu_write.
doc/ChangeLog:
* gdb.texinfo (General Query Packets): Document qXfer:spu:read
and qXfer:spu:write packets and mention them under qSupported.
gdbserver/ChangeLog:
* remote-utils.c (decode_xfer_write): New function.
* server.h (decode_xfer_write): Add prototype.
* server.c (handle_query): Add PACKET_LEN argument. Support
qXfer:spu:read and qXfer:spu:write packets.
(main): Pass packet_len to handle_query.
* spu-low.c (spu_target_ops): Add spu_proc_xfer_spu.
* target.h (target_ops): Add qxfer_spu.
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* spu-linux-nat.c (spu_proc_xfer_spu): Do not return failure when
accessing non-seekable spufs files.
gdbserver/ChangeLog:
* spu-low.c (spu_proc_xfer_spu): Do not return failure when
accessing non-seekable spufs files.
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* server.c (handle_query): Add reply for qC packet.
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* remote_utils.c (INVALID_DESCRIPTOR): New define.
(remote_desc): Initialize with INVALID_DESCRIPTOR.
(input_interrupt): Expose on USE_WIN32API too. Fix whitespace.
(check_remote_input_interrupt_request): New function.
* server.h (check_remote_input_interrupt_request): Declare.
* win32-low.(winapi_DebugBreakProcess,
winapi_GenerateConsoleCtrlEvent): New typedefs.
(get_child_debug_event): Lower Win32 debug event polling from 1 sec
to 250 ms.
(win32_wait): Check for remote interrupt request
with check_remote_input_interrupt_request.
(win32_request_interrupt): New function.
(win32_target_op): Set request_interrupt to win32_request_interrupt.
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