2003-09-11 David Carlton <carlton@kealia.com>

* gdbtypes.h: Add TYPE_CODE_NAMESPACE.
	* gdbtypes.c (init_type): Handle TYPE_CODE_NAMESPACE.
	(recursive_dump_type): Ditto.
	* printcmd.c (print_formatted): Ditto.
	* typeprint.c (print_type_scalar): Ditto.
	* c-typeprint.c (c_type_print_varspec_prefix): Ditto.
	(c_type_print_varspec_suffix, c_type_print_base): Ditto.
	* cp-support.h: Declare cp_check_possible_namespace_symbols,
	maint_cplus_cmd_list.
	* cp-support.c: Make maint_cplus_cmd_list extern.
	* cp-namespace.c: Include objfiles.h, gdbtypes.h, dictionary.h,
	command.h.
	(lookup_symbol_file): Look in possible namespace blocks when
	appropriate.
	(initialize_namespace_symtab): New.
	(get_possible_namespace_block, free_namespace_block)
	(check_possible_namespace_symbols)
	(check_possible_namespace_symbols_loop)
	(check_one_possible_namespace_symbol)
	(lookup_possible_namespace_symbol, maintenance_cplus_namespace)
	(_initialize_cp_namespace): Ditto.
	* block.h: Declare allocate_block.
	* block.c (allocate_block): New.
	* jv-lang.c (get_java_class_symtab): Allocate blocks via
	allocate_block.
	* symfile.h: Update declaration of add_psymbol_to_list.
	* symfile.c (add_psymbol_to_list): Return the partial symbol in
	question.
	* dwarf2read.c (dwarf2_build_psymtabs_hard): Add argument to
	scan_partial_symbols_call.
	(scan_partial_symbols): Add NAMESPACE argument; update calls to
	helper functions.
	(add_partial_symbol): If necessary, scan mangled names for names
	of namespaces.
	(add_partial_namespace): Add NAMESPACE argument; generate partial
	symbols associated  to namespaces.
	(add_partial_enumeration): Add NAMESPACE argument.
	(new_symbol): Allow namespace syms.
	(read_namespace): Generate namespace syms.
	* objfiles.h: Add opaque declaration of struct symtab.
	(struct objfile): Add cp_namespace_symtab member.
	* objfiles.c (allocate_objfile): Set
	objfile->cp_namespace_symtab.
	* Makefile.in (cp-namespace.o): Depend on objfiles_h, gdbtypes_h,
	dictionary_h, command_h.

2003-09-11  David Carlton  <carlton@kealia.com>

	* gdb.c++/namespace.exp: Add tests for namespace types.
	* gdb.c++/maint.exp (test_help): Test 'help maint cp namespace'.
	(test_namespace): New.

gdb/block.h

@@ -171,4 +171,6 @@ extern const struct block *block_static_block (const struct block *block);
 
 extern const struct block *block_global_block (const struct block *block);
 
+extern struct block *allocate_block (struct obstack *obstack);
+
 #endif /* BLOCK_H */