sunrpc/rpc_scan.h

   1 /*      @(#)rpc_scan.h  1.3  90/08/29  */
   2
   3 /*
   4  * Copyright (c) 2010, Oracle America, Inc.
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met:
   8  *
   9  *     * Redistributions of source code must retain the above copyright
  10  *       notice, this list of conditions and the following disclaimer.
  11  *     * Redistributions in binary form must reproduce the above
  12  *       copyright notice, this list of conditions and the following
  13  *       disclaimer in the documentation and/or other materials
  14  *       provided with the distribution.
  15  *     * Neither the name of the "Oracle America, Inc." nor the names of its
  16  *       contributors may be used to endorse or promote products derived
  17  *       from this software without specific prior written permission.
  18  *
  19  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  22  *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  23  *   COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
  24  *   INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  26  *   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  27  *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  28  *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  29  *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  30  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  *
  32  * rpc_scan.h, Definitions for the RPCL scanner
  33  */
  34
  35 /*
  36  * kinds of tokens
  37  */
  38 enum tok_kind {
  39         TOK_IDENT,
  40         TOK_CHARCONST,
  41         TOK_STRCONST,
  42         TOK_LPAREN,
  43         TOK_RPAREN,
  44         TOK_LBRACE,
  45         TOK_RBRACE,
  46         TOK_LBRACKET,
  47         TOK_RBRACKET,
  48         TOK_LANGLE,
  49         TOK_RANGLE,
  50         TOK_STAR,
  51         TOK_COMMA,
  52         TOK_EQUAL,
  53         TOK_COLON,
  54         TOK_SEMICOLON,
  55         TOK_CONST,
  56         TOK_STRUCT,
  57         TOK_UNION,
  58         TOK_SWITCH,
  59         TOK_CASE,
  60         TOK_DEFAULT,
  61         TOK_ENUM,
  62         TOK_TYPEDEF,
  63         TOK_INT,
  64         TOK_SHORT,
  65         TOK_LONG,
  66         TOK_HYPER,
  67         TOK_UNSIGNED,
  68         TOK_FLOAT,
  69         TOK_DOUBLE,
  70         TOK_OPAQUE,
  71         TOK_CHAR,
  72         TOK_STRING,
  73         TOK_BOOL,
  74         TOK_VOID,
  75         TOK_PROGRAM,
  76         TOK_VERSION,
  77         TOK_EOF
  78 };
  79 typedef enum tok_kind tok_kind;
  80
  81 /*
  82  * a token
  83  */
  84 struct token {
  85         tok_kind kind;
  86         const char *str;
  87 };
  88 typedef struct token token;
  89
  90
  91 /*
  92  * routine interface
  93  */
  94 void scan(tok_kind expect, token *tokp);
  95 void scan2(tok_kind expect1, tok_kind expect2, token *tokp);
  96 void scan3(tok_kind expect1, tok_kind expect2, tok_kind expect3, token *tokp);
  97 void scan_num(token *tokp);
  98 void peek(token *tokp);
  99 int peekscan(tok_kind expect, token *tokp);
 100 void get_token(token *tokp);
 101 void expected1(tok_kind exp1) __attribute__ ((noreturn));
 102 void expected2(tok_kind exp1, tok_kind exp2)  __attribute__ ((noreturn));
 103 void expected3(tok_kind exp1, tok_kind exp2, tok_kind exp3)
 104      __attribute__ ((noreturn));