path: root/sunrpc/rpc_parse.c

/*
 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for
 * unrestricted use provided that this legend is included on all tape
 * media and as a part of the software program in whole or part.  Users
 * may copy or modify Sun RPC without charge, but are not authorized
 * to license or distribute it to anyone else except as part of a product or
 * program developed by the user or with the express written consent of
 * Sun Microsystems, Inc.
 *
 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
 *
 * Sun RPC is provided with no support and without any obligation on the
 * part of Sun Microsystems, Inc. to assist in its use, correction,
 * modification or enhancement.
 *
 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
 * OR ANY PART THEREOF.
 *
 * In no event will Sun Microsystems, Inc. be liable for any lost revenue
 * or profits or other special, indirect and consequential damages, even if
 * Sun has been advised of the possibility of such damages.
 *
 * Sun Microsystems, Inc.
 * 2550 Garcia Avenue
 * Mountain View, California  94043
 */

/*
 * From: @(#)rpc_parse.c 1.8 89/02/22 (C) 1987 SMI
 */
const char parse_rcsid[] =
  "$Id$";

/*
 * rpc_parse.c, Parser for the RPC protocol compiler
 * Copyright (C) 1987 Sun Microsystems, Inc.
 */
#include <stdio.h>
#include <string.h>
#include "rpc/types.h"
#include "rpc_scan.h"
#include "rpc_parse.h"
#include "rpc_util.h"
#include "proto.h"

#define ARGNAME "arg"

static void isdefined (definition * defp);
static void def_struct (definition * defp);
static void def_program (definition * defp);
static void def_enum (definition * defp);
static void def_const (definition * defp);
static void def_union (definition * defp);
static void check_type_name (const char *name, int new_type);
static void def_typedef (definition * defp);
static void get_declaration (declaration * dec, defkind dkind);
static void get_prog_declaration (declaration * dec, defkind dkind, int num);
static void get_type (const char **prefixp, const char **typep, defkind dkind);
static void unsigned_dec (const char **typep);

/*
 * return the next definition you see
 */
definition *
get_definition (void)
{
  definition *defp;
  token tok;

  defp = ALLOC (definition);
  get_token (&tok);
  switch (tok.kind)
    {
    case TOK_STRUCT:
      def_struct (defp);
      break;
    case TOK_UNION:
      def_union (defp);
      break;
    case TOK_TYPEDEF:
      def_typedef (defp);
      break;
    case TOK_ENUM:
      def_enum (defp);
      break;
    case TOK_PROGRAM:
      def_program (defp);
      break;
    case TOK_CONST:
      def_const (defp);
      break;
    case TOK_EOF:
      return (NULL);
    default:
      error ("definition keyword expected");
    }
  scan (TOK_SEMICOLON, &tok);
  isdefined (defp);
  return (defp);
}

static void
isdefined (definition * defp)
{
  STOREVAL (&defined, defp);
}

static void
def_struct (definition * defp)
{
  token tok;