2003-06-08 Andrew Cagney <cagney@redhat.com>

	* acinclude.m4 (gcc_AC_CHECK_DECL, (gcc_AC_CHECK_DECL): Stolen
	from GCC's acinclude.m4.
	* configure.in: Check for getopt's delcaration.
	* aclocal.m4, config.in, configure: Re-generate.
	* main.c (error_init): Delete declaration.
	* defs.h (error_init): Declare.
	* rs6000-tdep.c (rs6000_fetch_pointer_argument): Make static.
	(rs6000_convert_from_func_ptr_addr): Make static.
	(_initialize_rs6000_tdep): Add declaration.
	* cli/cli-cmds.c (dont_repeat): Delete declaration.
	(show_commands, set_verbose, show_history): Delete declaration.
	* top.h (set_verbose): Add declaration.
	(show_history, set_history, show_commands): Add declaration.
	(do_restore_instream_cleanup): Add declaration.
	* objc-lang.c (specialcmp): Make static.
	(print_object_command): Make static.
	(find_objc_msgsend): Make static.
	(find_objc_msgcall_submethod_helper): Make static.
	(find_objc_msgcall_submethod): Make static.
	(_initialize_objc_language): Add declaration.
	(find_implementation_from_class): Make static.
	(find_implementation): Make static.
	* objc-exp.y (yylex): Delete lookup_struct_typedef declaration.
	* objc-lang.h (lookup_struct_typedef): Add declaration.
	* cli/cli-interp.c (_initialize_cli_interp): Add declaration.
	* cli/cli-script.c (clear_hook_in_cleanup): Make static.
	(do_restore_user_call_depth): Make static.
	(do_restore_instream_cleanup): Delete declaration.
	(dont_repeat): Delete declaration.
	* cli/cli-decode.c (add_abbrev_cmd): Delete function.
	* cli/cli-dump.c (_initialize_cli_dump): Add declaration.
	* reggroups.c (_initialize_reggroup): Add declaration.
	* cp-support.c (_initialize_cp_support): Add declaration.
	* cp-abi.c (_initialize_cp_abi): Add declaration.
	* hpacc-abi.c (_initialize_hpacc_abi): Add declaration.
	* gnu-v3-abi.c (gnuv3_baseclass_offset): Make static.
	(_initialize_gnu_v3_abi): Add declaration.
	* gnu-v2-abi.c (gnuv2_value_rtti_type): Make static.
	(_initialize_gnu_v2_abi): Add declaration.
	* frame-base.c (_initialize_frame_base): Add declaration.
	* doublest.c (floatformat_from_length): Make static.
	* frame-unwind.c (_initialize_frame_unwind): Add declaration.
	* frame.c (create_sentinel_frame): Make static.
	(_initialize_frame): Add declaration.
	* top.c (do_catch_errors): Make static.
	(gdb_rl_operate_and_get_next_completion): Make static.
	* typeprint.c: Include "typeprint.h".
	* sentinel-frame.c (sentinel_frame_prev_register): Make static.
	(sentinel_frame_this_id): Make static.
	* p-valprint.c (_initialize_pascal_valprint): Add declaration.
	* ui-out.c (make_cleanup_ui_out_begin_end): Delete function.
	* dwarf2-frame.c (dwarf2_frame_cache): Make static.
	* p-exp.y (push_current_type, pop_current_type): ISO C declaration.
	* dwarf2expr.h (dwarf_expr_context): ISO C declaration.
	* maint.c (maintenance_print_architecture): Make static.
	* signals/signals.c (_initialize_signals): Add declaration.
	* std-regs.c (_initialize_frame_reg): Add declaration.
	* jv-exp.y (push_variable): ISO C definition.
	(push_qualified_expression_name): Ditto.
	* memattr.c (_initialize_mem): Add declaration.
	* remote.c (remote_check_watch_resources): Make static.
	(remote_stopped_by_watchpoint): Make static.
	(remote_stopped_data_address): Make static.
	* d10v-tdep.c (nr_dmap_regs): Make static.
	(a0_regnum): Make static.
	(d10v_frame_unwind_cache): Make static.
	(d10v_frame_p): Make static.
	* osabi.c (show_osabi): Make static.
	(_initialize_gdb_osabi): Add extern declaration.
	* gdbtypes.c (make_qualified_type): Make static.
	(safe_parse_type): Make static.
	* macrocmd.c (_initialize_macrocmd): Add extern declaration.
	* macrotab.c (macro_bcache_free): Make static.
	* interps.c (interp_set_quiet): Make static.
	(interpreter_exec_cmd): Make static.
	* stack.h (select_frame_command): New file.
	* stack.c: Include "stack.h".
	(select_frame_command_wrapper): Delete function.
	(select_frame_command): Make global.
	* infcall.c: Include "infcall.h".
	* linespec.c: Include "linespec.h".
	* symfile.c (sections_overlap): Make static.
	* cp-support.h (cp_initialize_namespace): ISO C declaration.
	* charset.c (_initialize_charset): Add missing prototype.
	* regcache.c (init_legacy_regcache_descr): Make static.
	(do_regcache_xfree): Make static.
	(regcache_xfer_part): Make static.
	(_initialize_regcache): Add missing prototype.
	* breakpoint.c (parse_breakpoint_sals): Make static.
	(breakpoint_sals_to_pc): Make static.
	* interps.h (clear_interpreter_hooks): ISO C declaration.
	* Makefile.in (stack_h): Define.
	(stack.o, typeprint.o, mi-main.o): Update dependencies.
	(mi-cmd-stack.o, infcall.o, linespec.o): Update dependencies.

Index: mi/ChangeLog
2003-06-08  Andrew Cagney  <cagney@redhat.com>

	* mi-parse.c (_initialize_mi_parse): Delete function.
	* mi-main.c: Include "mi-main.h".
	* mi-interp.c (_initialize_mi_interp): Add declaration.
	* mi-cmd-stack.c: Include "stack.h".
	(select_frame_command_wrapper): Delete extern declaration.
	(mi_cmd_stack_select_frame): Replace select_frame_command_wrapper
	with select_frame_command.

1 files changed, 53 insertions, 0 deletions

diff --git a/gdb/aclocal.m4 b/gdb/aclocal.m4
index 51e94f29ee4..40399a65d09 100644
--- a/gdb/aclocal.m4
+++ b/gdb/aclocal.m4
@@ -951,6 +951,59 @@ AC_DEFUN([AC_DEFINE_DIR], [
     AC_DEFINE_UNQUOTED($1, "$ac_define_dir", $3))
 ])
 
+dnl See whether we need a declaration for a function.
+dnl The result is highly dependent on the INCLUDES passed in, so make sure
+dnl to use a different cache variable name in this macro if it is invoked
+dnl in a different context somewhere else.
+dnl gcc_AC_CHECK_DECL(SYMBOL,
+dnl 	[ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND [, INCLUDES]]])
+AC_DEFUN(gcc_AC_CHECK_DECL,
+[AC_MSG_CHECKING([whether $1 is declared])
+AC_CACHE_VAL(gcc_cv_have_decl_$1,
+[AC_TRY_COMPILE([$4],
+[#ifndef $1
+char *(*pfn) = (char *(*)) $1 ;
+#endif], eval "gcc_cv_have_decl_$1=yes", eval "gcc_cv_have_decl_$1=no")])
+if eval "test \"`echo '$gcc_cv_have_decl_'$1`\" = yes"; then
+  AC_MSG_RESULT(yes) ; ifelse([$2], , :, [$2])
+else
+  AC_MSG_RESULT(no) ; ifelse([$3], , :, [$3])
+fi
+])dnl
+
+dnl Check multiple functions to see whether each needs a declaration.
+dnl Arrange to define HAVE_DECL_<FUNCTION> to 0 or 1 as appropriate.
+dnl gcc_AC_CHECK_DECLS(SYMBOLS,
+dnl 	[ACTION-IF-NEEDED [, ACTION-IF-NOT-NEEDED [, INCLUDES]]])
+AC_DEFUN(gcc_AC_CHECK_DECLS,
+[for ac_func in $1
+do
+changequote(, )dnl
+  ac_tr_decl=HAVE_DECL_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+changequote([, ])dnl
+gcc_AC_CHECK_DECL($ac_func,
+  [AC_DEFINE_UNQUOTED($ac_tr_decl, 1) $2],
+  [AC_DEFINE_UNQUOTED($ac_tr_decl, 0) $3],
+dnl It is possible that the include files passed in here are local headers
+dnl which supply a backup declaration for the relevant prototype based on
+dnl the definition of (or lack of) the HAVE_DECL_ macro.  If so, this test
+dnl will always return success.  E.g. see libiberty.h's handling of
+dnl `basename'.  To avoid this, we define the relevant HAVE_DECL_ macro to
+dnl 1 so that any local headers used do not provide their own prototype
+dnl during this test.
+#undef $ac_tr_decl
+#define $ac_tr_decl 1
+  $4
+)
+done
+dnl Automatically generate config.h entries via autoheader.
+if test x = y ; then
+  patsubst(translit([$1], [a-z], [A-Z]), [\w+],
+    [AC_DEFINE([HAVE_DECL_\&], 1,
+      [Define to 1 if we found this declaration otherwise define to 0.])])dnl
+fi
+])
+
 
 # Add --enable-maintainer-mode option to configure.
 # From Jim Meyering