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/* Various declarations for the C and C++ pretty-printers.
   Copyright (C) 2002, 2003, 2004, 2007, 2009 Free Software Foundation, Inc.
   Contributed by Gabriel Dos Reis <gdr@integrable-solutions.net>
 
This file is part of GCC.
 
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
 
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
for more details.
 
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3.  If not see
<http://www.gnu.org/licenses/>.  */
 
#ifndef GCC_C_PRETTY_PRINTER
#define GCC_C_PRETTY_PRINTER
 
#include "tree.h"
#include "c-common.h"
#include "pretty-print.h"
 
 
typedef enum
  {
     pp_c_flag_abstract = 1 << 1,
     pp_c_flag_last_bit = 2
  } pp_c_pretty_print_flags;
 
 
/* The data type used to bundle information necessary for pretty-printing
   a C or C++ entity.  */
typedef struct c_pretty_print_info c_pretty_printer;
 
/* The type of a C pretty-printer 'member' function.  */
typedef void (*c_pretty_print_fn) (c_pretty_printer *, tree);
 
/* The datatype that contains information necessary for pretty-printing
   a tree that represents a C construct.  Any pretty-printer for a
   language using C/c++ syntax can derive from this datatype and reuse
   facilities provided here.  It can do so by having a subobject of type
   c_pretty_printer and override the macro pp_c_base to return a pointer
   to that subobject.  Such a pretty-printer has the responsibility to
   initialize the pp_base() part, then call pp_c_pretty_printer_init
   to set up the components that are specific to the C pretty-printer.
   A derived pretty-printer can override any function listed in the
   vtable below.  See cp/cxx-pretty-print.h and cp/cxx-pretty-print.c
   for an example of derivation.  */
struct c_pretty_print_info
{
  pretty_printer base;
  /* Points to the first element of an array of offset-list.
     Not used yet.  */
  int *offset_list;
 
  pp_flags flags;
 
  /* These must be overridden by each of the C and C++ front-end to
     reflect their understanding of syntactic productions when they differ.  */
  c_pretty_print_fn declaration;
  c_pretty_print_fn declaration_specifiers;
  c_pretty_print_fn declarator;
  c_pretty_print_fn abstract_declarator;
  c_pretty_print_fn direct_abstract_declarator;
  c_pretty_print_fn type_specifier_seq;
  c_pretty_print_fn direct_declarator;
  c_pretty_print_fn ptr_operator;
  c_pretty_print_fn parameter_list;
  c_pretty_print_fn type_id;
  c_pretty_print_fn simple_type_specifier;
  c_pretty_print_fn function_specifier;
  c_pretty_print_fn storage_class_specifier;
  c_pretty_print_fn initializer;
 
  c_pretty_print_fn statement;
 
  c_pretty_print_fn constant;
  c_pretty_print_fn id_expression;
  c_pretty_print_fn primary_expression;
  c_pretty_print_fn postfix_expression;
  c_pretty_print_fn unary_expression;
  c_pretty_print_fn multiplicative_expression;
  c_pretty_print_fn conditional_expression;
  c_pretty_print_fn assignment_expression;
  c_pretty_print_fn expression;
};
 
/* Override the pp_base macro.  Derived pretty-printers should not
   touch this macro.  Instead they should override pp_c_base instead.  */
#undef pp_base
#define pp_base(PP)  (&pp_c_base (PP)->base)
 
 
#define pp_c_tree_identifier(PPI, ID)              \
   pp_c_identifier (PPI, IDENTIFIER_POINTER (ID))
 
#define pp_declaration(PPI, T)                    \
   pp_c_base (PPI)->declaration (pp_c_base (PPI), T)
#define pp_declaration_specifiers(PPI, D)         \
   pp_c_base (PPI)->declaration_specifiers (pp_c_base (PPI), D)
#define pp_abstract_declarator(PP, D)             \
   pp_c_base (PP)->abstract_declarator (pp_c_base (PP), D)
#define pp_type_specifier_seq(PPI, D)             \
   pp_c_base (PPI)->type_specifier_seq (pp_c_base (PPI), D)
#define pp_declarator(PPI, D)                     \
   pp_c_base (PPI)->declarator (pp_c_base (PPI), D)
#define pp_direct_declarator(PPI, D)              \
   pp_c_base (PPI)->direct_declarator (pp_c_base (PPI), D)
#define pp_direct_abstract_declarator(PP, D)      \
   pp_c_base (PP)->direct_abstract_declarator (pp_c_base (PP), D)
#define pp_ptr_operator(PP, D)                    \
   pp_c_base (PP)->ptr_operator (pp_c_base (PP), D)
#define pp_parameter_list(PPI, T)                 \
  pp_c_base (PPI)->parameter_list (pp_c_base (PPI), T)
#define pp_type_id(PPI, D)                        \
  pp_c_base (PPI)->type_id (pp_c_base (PPI), D)
#define pp_simple_type_specifier(PP, T)           \
  pp_c_base (PP)->simple_type_specifier (pp_c_base (PP), T)
#define pp_function_specifier(PP, D)              \
  pp_c_base (PP)->function_specifier (pp_c_base (PP), D)
#define pp_storage_class_specifier(PP, D)         \
  pp_c_base (PP)->storage_class_specifier (pp_c_base (PP), D);
 
#define pp_statement(PPI, S)                      \
  pp_c_base (PPI)->statement (pp_c_base (PPI), S)
 
#define pp_constant(PP, E) \
  pp_c_base (PP)->constant (pp_c_base (PP), E)
#define pp_id_expression(PP, E)  \
  pp_c_base (PP)->id_expression (pp_c_base (PP), E)
#define pp_primary_expression(PPI, E)             \
  pp_c_base (PPI)->primary_expression (pp_c_base (PPI), E)
#define pp_postfix_expression(PPI, E)             \
  pp_c_base (PPI)->postfix_expression (pp_c_base (PPI), E)
#define pp_unary_expression(PPI, E)               \
  pp_c_base (PPI)->unary_expression (pp_c_base (PPI), E)
#define pp_initializer(PPI, E)                    \
  pp_c_base (PPI)->initializer (pp_c_base (PPI), E)
#define pp_multiplicative_expression(PPI, E)      \
  pp_c_base (PPI)->multiplicative_expression (pp_c_base (PPI), E)
#define pp_conditional_expression(PPI, E)         \
  pp_c_base (PPI)->conditional_expression (pp_c_base (PPI), E)
#define pp_assignment_expression(PPI, E)          \
   pp_c_base (PPI)->assignment_expression (pp_c_base (PPI), E)
#define pp_expression(PP, E)                      \
   pp_c_base (PP)->expression (pp_c_base (PP), E)
 
 
/* Returns the c_pretty_printer base object of PRETTY-PRINTER.  This
   macro must be overridden by any subclass of c_pretty_print_info.  */
#define pp_c_base(PP)  (PP)
 
extern void pp_c_pretty_printer_init (c_pretty_printer *);
void pp_c_whitespace (c_pretty_printer *);
void pp_c_left_paren (c_pretty_printer *);
void pp_c_right_paren (c_pretty_printer *);
void pp_c_left_brace (c_pretty_printer *);
void pp_c_right_brace (c_pretty_printer *);
void pp_c_left_bracket (c_pretty_printer *);
void pp_c_right_bracket (c_pretty_printer *);
void pp_c_dot (c_pretty_printer *);
void pp_c_ampersand (c_pretty_printer *);
void pp_c_star (c_pretty_printer *);
void pp_c_arrow (c_pretty_printer *);
void pp_c_semicolon (c_pretty_printer *);
void pp_c_complement (c_pretty_printer *);
void pp_c_exclamation (c_pretty_printer *);
void pp_c_space_for_pointer_operator (c_pretty_printer *, tree);
 
/* Declarations.  */
void pp_c_tree_decl_identifier (c_pretty_printer *, tree);
void pp_c_function_definition (c_pretty_printer *, tree);
void pp_c_attributes (c_pretty_printer *, tree);
void pp_c_type_qualifier_list (c_pretty_printer *, tree);
void pp_c_parameter_type_list (c_pretty_printer *, tree);
void pp_c_declaration (c_pretty_printer *, tree);
void pp_c_declaration_specifiers (c_pretty_printer *, tree);
void pp_c_declarator (c_pretty_printer *, tree);
void pp_c_direct_declarator (c_pretty_printer *, tree);
void pp_c_specifier_qualifier_list (c_pretty_printer *, tree);
void pp_c_function_specifier (c_pretty_printer *, tree);
void pp_c_type_id (c_pretty_printer *, tree);
void pp_c_direct_abstract_declarator (c_pretty_printer *, tree);
void pp_c_type_specifier (c_pretty_printer *, tree);
void pp_c_storage_class_specifier (c_pretty_printer *, tree);
/* Statements.  */
void pp_c_statement (c_pretty_printer *, tree);
/* Expressions.  */
void pp_c_expression (c_pretty_printer *, tree);
void pp_c_logical_or_expression (c_pretty_printer *, tree);
void pp_c_expression_list (c_pretty_printer *, tree);
void pp_c_constructor_elts (c_pretty_printer *, VEC(constructor_elt,gc) *);
void pp_c_call_argument_list (c_pretty_printer *, tree);
void pp_c_unary_expression (c_pretty_printer *, tree);
void pp_c_cast_expression (c_pretty_printer *, tree);
void pp_c_postfix_expression (c_pretty_printer *, tree);
void pp_c_primary_expression (c_pretty_printer *, tree);
void pp_c_init_declarator (c_pretty_printer *, tree);
void pp_c_constant (c_pretty_printer *, tree);
void pp_c_id_expression (c_pretty_printer *, tree);
void pp_c_ws_string (c_pretty_printer *, const char *);
void pp_c_identifier (c_pretty_printer *, const char *);
void pp_c_string_literal (c_pretty_printer *, tree);
 
void print_c_tree (FILE *file, tree t);
 
#endif /* GCC_C_PRETTY_PRINTER */