* configure.tgt (i[34567]86-*-mingw32*): Set gdb_target = mingw.
* win32-nat.c: Only include cygwin.h on Cygwin host. Don't
include procfs.h.
(cygwin_load_start, cygwin_load_end, cygwin_exceptions): Disable
if not building on Cygwin.
(win32_make_so, handle_output_debug_string, handle_exception)
(do_initial_win32_stuff): Wrap Cygwin specific code in __CYGWIN__.
(win32_attach): Only fallback to Cygwin pids if building on
Cygwin.
(win32_pid_to_exec_file): Disable Cygwin specific code, if not
building on Cygwin.
(win32_create_inferior): Disable starting the inferior through a
shell, environment var processing and tty handling if not building
on Cygwin.
(cygwin_pid_to_str): Rename to ...
(win32_pid_to_str): ... this.
(init_win32_ops): Update use of win32_pid_to_str. Disable "shell"
and "cygwin-exceptions" commands if not building on Cygwin.
statement about unbounded arrays being unimplemented.
* m2-valprint.c (m2_print_array_contents): New function.
(m2_print_unbounded_array): New function.
(m2_print_array_contents): New function.
* m2-typeprint.c (m2_unbounded_array): New function.
(m2_is_unbounded_array): New function.
(m2_print_type): Test for unbounded array when walking
across structs.
* m2-lang.h: Added extern m2_is_unbounded_array.
* m2-lang.c (evaluate_subexp_modula2): New function.
(exp_descriptor_modula2): New structure.
(m2_language_defn): Use exp_descriptor_modula2.
* m2-exp.y: Added TSIZE and binary subscript.
* configure.ac: Removed trailing spaces after backslash.
* gdb.modula2: New directory.
* gdb.modula2/Makefile.in: New file.
* gdb.modula2/unbounded-array.exp: New file.
* gdb.modula2/unbounded1.c: New file.
* gdb.base/sigstep.c (main): Add checks for
return values for setitimer call.
Call setitimer again with itimer = ITIMER_REAL
if first call to setitimer fails.
(avr_gdbarch_init): Call set_gdbarch_return_value instead of
set_gdbarch_extract_return_value.
* fvr-tdep.c (frv_return_value): New function.
(frv_gdbarch_init): Call set_gdbarch_return_value instead of
set_gdbarch_extract_return_value, set_gdbarch_store_return_value,
and set_gdbarch_deprecated_use_struct_convention.
* ia64-tdep.c (ia64_use_struct_convention): Make static.
Add check for structure, union, or array types.
(ia64_extract_return_value): Make static.
(ia64_store_return_value): Make static. Support multi-word values.
(ia64_return_value): New function.
(ia64_gdbarch_init): Call set_gdbarch_return_value instead of
set_gdbarch_extract_return_value, set_gdbarch_store_return_value,
and set_gdbarch_deprecated_use_struct_convention.
instead of "Linux 2.6.19" in comment.
(linux_xfer_partial): Use "GNU/Linux target" instead of
"Linux target" in comment.
* m68klinux-tdep.c (m68k_linux_inferior_created): Likewise.
(m68k_linux_get_sigtramp_info): Likewise.
* stack.c (print_frame_args, frame_info, return_command): Use
get_regcache_arch or get_frame_arch to get at the current architecture
by regcache or by frame, respectively.
* rs6000-nat.c (fetch_register, store_register)
(rs6000_fetch_inferior_registers, rs6000_store_inferior_registers): Use
get_regcache_arch to get at the current architecture by regcache.
* rs6000-tdep.c (rs6000_push_dummy_call, rs6000_return_value)
(rs6000_register_reggroup_p, e500_move_ev_registe, rs6000_unwind_pc)
(rs6000_unwind_dummy_id, rs6000_frame_cache, rs6000_dump_tdep): Replace
current_gdbarch by gdbarch.
(rs6000_skip_trampoline_code, rs6000_register_to_value)
(rs6000_value_to_register): Use get_frame_arch to get at the current
architecture by frame_info.
* sparc-tdep.c (sparc_supply_rwindow, sparc_collect_rwindow): Use
get_regcache_arch to get at the current architecture by regcache.
* sparc64-tdep.c (sparc64_supply_gregset, sparc64_collect_gregset)
(sparc64_supply_fpregset, sparc64_collect_fpregset): Use
get_regcache_arch to get at the current architecture by regcache.
* sparc64nbsd-nat. (sparc64nbsd_supply_gregset)
(sparc64nbsd_collect_gregset, sparc64nbsd_supply_fpregset)
(sparc64nbsd_collect_fpregset): Use get_regcache_arch to get at the
current architecture by regcache.
* remote-mips.c (mips_wait, mips_fetch_registers)
(mips_store_registers): Use get_regcache_arch to get at the
current architecture by regcache.
* mipsnbsd-tdep.c (mipsnbsd_supply_reg, mipsnbsd_fill_reg)
(mipsnbsd_supply_fpreg, mipsnbsd_fill_fpreg): Use get_regcache_arch to
get at the current architecture by regcache.
(mipsnbsd_sigtramp_offset): Use get_frame_arch to get at the current
architecture by frame_info.
* mipsnbsd-nat.c (mipsnbsd_fetch_inferior_registers)
(mipsnbsd_store_inferior_registers): Use get_regcache_arch to get at
the current architecture by regcache.
* mips-linux-tdep.c (mips_linux_get_longjmp_target)
(mips64_linux_get_longjmp_target, mips_linux_o32_sigframe_init)
(mips_linux_n32n64_sigframe_init): Use get_frame_arch to get at the
current architecture by frame_info.
(supply_32bit_reg, mips_supply_gregset, mips_fill_gregset)
(mips_supply_fpregset, mips_fill_fpregset, supply_64bit_reg)
(mips64_supply_gregset, mips64_fill_gregset, mips64_supply_fpregset)
(mips64_fill_fpregset, mips_linux_write_pc): Use get_regcache_arch to
get at the current architecture by regcache.
* mips-linux-nat.c (mips_linux_register_addr)
(mips64_linux_register_addr): Replace current_gdbarch by gdbarch.
(supply_gregset, fill_gregset, supply_fpregset, fill_fpregset)
(mips64_linux_regsets_fetch_registers)
(mips64_linux_regsets_store_registers): Use get_regcache_arch to get at
the current architecture by regcache.
* mips64obsd-tdep.c (mips64obsd_sigframe_init): Use get_frame_arch to
get at the current architecture by frame_info.
* mips-tdep.c (mips_xfer_register): Use get_regcache_arch to get at the
current architecture by regcache.
(mips2_fp_compat, mips32_next_pc, mips16_scan_prologue)
(mips_insn16_frame_cache, mips32_scan_prologue, mips_insn32_frame_cache)
(mips_stub_frame_cache, mips_read_fp_register_single)
(mips_read_fp_register_double, mips_print_fp_register)
(mips_print_register, print_gp_register_row): Use get_frame_arch to get
at the current architecture by frame_info.
(mips_register_reggroup_p, mips_pseudo_register_read, mips_unwind_sp)
(mips_pseudo_register_write, mips_register_type, mips_unwind_pc)
(mips_unwind_dummy_id, mips_eabi_push_dummy_call)
(mips_n32n64_push_dummy_call, mips_n32n64_return_value)
(mips_o32_push_dummy_call, mips_o32_return_value)
(mips_o64_push_dummy_call, mips_o64_return_value)
(mips_print_registers_info, mips_dump_tdep): Replace current_gdbarch by
gdbarch.
* xtensa-tdep.c (xtensa_register_type, xtensa_pseudo_register_read)
(xtensa_pseudo_register_write, xtensa_register_reggroup_p)
(xtensa_unwind_pc, xtensa_unwind_dummy_id, xtensa_push_dummy_call)
(xtensa_dump_tdep): Replace current_gdbarch by gdbarch.
(xtensa_register_write_masked, xtensa_register_read_masked)
(xtensa_supply_gregset, xtensa_store_return_value)
(xtensa_extract_return_value): Use get_regcache_arch to get at the
current architecture by regcache.
(xtensa_frame_cache, call0_frame_get_reg_at_entry, call0_frame_cache)
(xtensa_frame_prev_register): Use get_frame_arch to get at the current
architecture by frame_info.