* config/i386/nm-linux.h (LINUX_CHILD_POST_STARTUP_INFERIOR): Define.
* config/nm-linux.h (CHILD_POST_STARTUP_INFERIOR, CHILD_POST_ATTACH)
(CHILD_FOLLOW_FORK, KILL_INFERIOR): Define.
* i386-linux-nat.c: Include "linux-nat.h".
(child_post_startup_inferior): New function.
* i386-nat.c (child_post_startup_inferior): Wrap in #ifdef.
* infptrace.c (kill_inferior): Wrap in #ifdef.
* lin-lwp.c (lin_lwp_attach_lwp): Call child_post_attach after
attaching to each LWP.
(child_wait, lin_lwp_wait): Call linux_handle_extended_wait.
(init_lin_lwp_ops): Fill in some more operations.
* linux-nat.h (linux_enable_event_reporting)
(linux_handle_extended_wait, linux_child_post_startup_inferior): New
prototypes.
* linux-nat.c (linux_enable_event_reporting): New function.
(child_post_attach, linux_child_post_startup_inferior)
(child_post_startup_inferior, child_follow_fork)
(linux_handle_extended_wait, kill_inferior): New functions.
* linux-nat.h: New file.
* linux-nat.c: Include linux-nat.h.
* lin-lwp.c: Include linux-nat.h.
Move struct lwp_info def to linux-nat.h.
* linux-proc.c: Include linux-nat.h.
(linux_make_note_section): Iterate over lwps instead of threads.
(linux_do_thread_registers): Use lwp instead of merged pid.
* config/nm-linux.h: Move miscelaneous def'ns to linux-nat.h.
* Makefile.in (lin-lwp.o, linux-proc.o, linux-nat.o):
Add dependency on linux_nat_h.
reasonable defaults for REALTIME_LO and REALTIME_HI if they're not
already defined.
* config/nm-linux.h: Include <signal.h>.
[__SIGRTMIN] (REALTIME_LO, REALTIME_HI): Define to __SIGRTMIN and
(__SIGRTMAX + 1) respectively.
* gregset.h: New file. Typedefs for gdb_gregset_t and
gdb_fpregset_t, prototypes for supply_gregset and friends.
* procfs.c: Include gregset.h. Delete local prototypes for
supply_gregset etc., and local typedef gdb_gregset_t etc.
* sol-thread.c: Include gregset.h, delete local prototypes,
add appropriate casts to gdb_gregset_t.
* uw-thread.c, lin-thread.c, core-sol2.c, core-regset.c,
sparc-tdep.c, ptx4-nat.c, ppc-linux-nat.c, mipsv4-nat.c,
m88k-nat.c, m68klinux-nat.c, m68k-tdep.c, irix5-nat.c,
irix4-nat.c, ia64-linux-nat.c, i386v4-nat.c, cxux-nat.c,
arm-linux-nat.c, alpha-nat.c: Include gregset.h.
* config/nm-linux.h: Define GDB_GREGSET_T, GDB_FPREGET_T.
* config/sparc/tm-sun4sol2.h: Ditto.
