* server.c (handle_search_memory): Back out calls to xmalloc,
result is checked and error is returned to user upon failure.
(handle_query): Ditto. Add more checks for result of malloc.
(handle_v_cont): Check result of malloc, report error back to
user upon failure.
(handle_v_run): Ditto. Call freeargv.
* server.h (freeargv): Declare.
* utils.c (freeargv): New fn.
(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.
* 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.
