* lt~obsolete.m4: Update to libtool 2.2.6.
* ltmain.sh: Update to libtool 2.2.6.
* ltsugar.m4: Update to libtool 2.2.6.
* ltversion.m4: Update to libtool 2.2.6.
* ltoptions.m4: Update to libtool 2.2.6.
* ltgcc.m4: Update to match changes from libtool 2.2.6.
(bfd_section_from_shdr): Don't change SHT_GROUP section name.
* elflink.c (section_signature): New function.
(_bfd_elf_section_already_linked): Use it.
* gdb.threads/attachstop-mt.exp: Note a real testcase name this
testcase is derived from. Fix racy dependency on an expected PID
number. No longer support the testcase on Linux kernel 2.4.x.
(ENTRY_INVALID,ENTRY_VALID): Renamed from ENTRY_BAD,ENTRY_OK.
All uses updated.
(dcache_info): Print cache state as mnemonically useful letters instead
of magic numbers.
* doc/gdb.texinfo (info dcache): Update.
Use C style comment.
(ld_plugin_api_version, ld_plugin_output_file_type,
ld_plugin_symbol_kind, ld_plugin_symbol_visibility,
ld_plugin_symbol_resolution, ld_plugin_level, ld_plugin_tag): Remove
comma from the last item.
gdb/doc
* gdb.texinfo (Packets): Add info on thread-id syntax and
multiprocess extensions.
<D>: Document multiprocess form of packet.
<H>: Use thread-id syntax.
<T>: Likewise.
<vCont>: Likewise. Note this is required for multiprocess.
<vKill>: New packet.
(Stop Reply Packets) <T>: Use thread-id syntax.
<W>: Document multiprocess form of reply.
<X>: Likewise.
(General Query Packets) <qC>: Use thread-id syntax.
<qfThreadInfo>: Likewise.
<qGetTLSAddr>: Likewise.
<qP>: Likewise.
<qSupported>: Add "multiprocess" feature.
<qThreadExtraInfo>: Use thread-id syntax.
* inferior.h (attach_flag): Delete.
(inferior_process): Declare.
* solib.c (update_solib_list): Adjust.
* gnu-nat.c (gnu_create_inferior, gnu_attach): Adjust.
* inf-ptrace.c (inf_ptrace_detach): Adjust.
(inf_ptrace_files_info): Get it from the current inferior.
* inf-ttrace.c (inf_ttrace_attach): Adjust.
(inf_ttrace_files_info): Get it from the current
inferior.
* inflow.c (terminal_inferior, terminal_ours_1, set_sigint_trap)
(clear_sigint_trap): Get it from the current process.
* remote.c (extended_remote_attach_1)
(extended_remote_create_inferior_1): Adjust.
* top.c (quit_confirm, quit_target): Get it from the current inferior.
* procfs.c (do_detach): Adjust.
(procfs_wait): Get it from the event inferior.
(procfs_files_info): Get it from the current inferior.
* nto-procfs.c (procfs_files_info): Likewise.
(procfs_attach): Adjust. Set the attach_flag here.
(do_attach): Don't set it here.
(procfs_detach): Don't clear it.
(procfs_mourn_inferior): Don't clear it.
* solib-osf.c (osf_solib_create_inferior_hook): Adjust.
* target.c (attach_flag): Delete.
(generic_mourn_inferior): Don't clear it.
* win32-nat.c (get_win32_debug_event): Get it from the event
process.
(do_initial_win32_stuff): Add attaching argument. Set attach_flag
in the inferior accordingly.
(win32_attach): Don't set the attach_flag here. Pass 1 to
do_intial_win32_stuff.
(win32_files_info): Get it from the current inferior.
(win32_create_inferior): Dont clear attach_flag here. Pass 0 to
do_intial_win32_stuff.