2013-05-17 David Malcolm <dmalcolm@redhat.com>

	* gengtype-state.c: (s_expr_writer): New class, to handle
	prettifying of output layout of s-expressions.
	(state_writer): New class, to write out gtype.state.
	(state_written_type_count): Move this variable into member data of
	state_writer.
	(s_expr_writer::s_expr_writer): New code: constructor for new class
	(state_writer::state_writer(): ditto
	(s_expr_writer::write_new_line): New function
	(s_expr_writer::write_any_indent): ditto
	(s_expr_writer::begin_s_expr): ditto
	(s_expr_writer::end_s_expr): ditto
	(write_state_fileloc): convert to method of state_writer...
	(state_writer:: write_state_fileloc): ...and use methods of
	s_expr_writer to write indentation into the gtype.state output file
	to visually represent the hierarchical structure of the list
	structures
	(write_state_fields): ditto, renaming to...
	(state_writer::write_state_fields)
	(write_state_a_string): ditto, renaming to...
	(state_writer::write_state_a_string)
	(write_state_string_option): ditto, renaming to...
	(state_writer::write_state_string_option)
	(write_state_type_option): ditto, renaming to...
	(state_writer::write_state_type_option)
	(write_state_nested_option): ditto, renaming to...
	(state_writer::write_state_nested_option)
	(write_state_option): ditto, renaming to...
	(state_writer::write_state_option)
	(write_state_options): ditto, renaming to...
	(state_writer::write_state_options)
	(write_state_lang_bitmap): ditto, renaming to...
	(state_writer::write_state_lang_bitmap)
	(write_state_version): ditto, renaming to...
	(state_writer::write_state_version)
	(write_state_scalar_type): ditto, renaming to...
	(state_writer::write_state_scalar_type)
	(write_state_string_type): ditto, renaming to...
	(state_writer::write_state_string_type)
	(write_state_undefined_type): ditto, renaming to...
	(state_writer::write_state_undefined_type)
	(write_state_struct_union_type): ditto, renaming to...
	(state_writer::write_state_struct_union_type)
	(write_state_struct_type): ditto, renaming to...
	(state_writer::write_state_struct_type)
	(write_state_user_struct_type): ditto, renaming to...
	(state_writer::write_state_user_struct_type)
	(write_state_lang_struct_type): ditto, renaming to...
	(state_writer::write_state_lang_struct_type)
	(write_state_param_struct_type): ditto, renaming to...
	(state_writer::write_state_param_struct_type)
	(write_state_pointer_type): ditto, renaming to...
	(state_writer::write_state_pointer_type)
	(write_state_array_type): ditto, renaming to...
	(state_writer::write_state_array_type)
	(write_state_gc_used): ditto, renaming to...
	(state_writer::write_state_gc_used)
	(write_state_common_type_content): ditto, renaming to...
	(state_writer::write_state_common_type_content)
	(write_state_type): ditto, renaming to...
	(state_writer::write_state_type)
	(write_state_pair_list): ditto, renaming to...
	(state_writer::write_state_pair_list)
	(write_state_pair): ditto, renaming to...
	(state_writer::write_state_pair)
	(write_state_typedefs): ditto, renaming to...
	(state_writer::write_state_typedefs)
	(write_state_structures): ditto, renaming to...
	(state_writer::write_state_structures)
	(write_state_param_structs): ditto, renaming to...
	(state_writer::write_state_param_structs)
	(write_state_variables): ditto, renaming to...
	(state_writer::write_state_variables)
	(write_state_srcdir): ditto, renaming to...
	(state_writer::write_state_srcdir)
	(write_state_files_list): ditto, renaming to...
	(state_writer::write_state_files_list)
	(write_state_languages): ditto, renaming to...
	(state_writer::write_state_languages)
	(write_state): create a state_writer instance and use it when
	writing out the state file



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@199032 138bc75d-0d04-0410-961f-82ee72b054a4

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