sunrpc/rpc_scan.h

   1 /*      @(#)rpc_scan.h  1.3  90/08/29  (C) 1987 SMI   */
   2
   3 /*
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  *       notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  *       copyright notice, this list of conditions and the following
  12  *       disclaimer in the documentation and/or other materials
  13  *       provided with the distribution.
  14  *     * Neither the name of Sun Microsystems, Inc. nor the names of its
  15  *       contributors may be used to endorse or promote products derived
  16  *       from this software without specific prior written permission.
  17  *
  18  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  21  *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  22  *   COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
  23  *   INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  24  *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  25  *   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  27  *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  28  *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  29  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30  *
  31  * rpc_scan.h, Definitions for the RPCL scanner
  32  */
  33
  34 /*
  35  * kinds of tokens
  36  */
  37 enum tok_kind {
  38         TOK_IDENT,
  39         TOK_CHARCONST,
  40         TOK_STRCONST,
  41         TOK_LPAREN,
  42         TOK_RPAREN,
  43         TOK_LBRACE,
  44         TOK_RBRACE,
  45         TOK_LBRACKET,
  46         TOK_RBRACKET,
  47         TOK_LANGLE,
  48         TOK_RANGLE,
  49         TOK_STAR,
  50         TOK_COMMA,
  51         TOK_EQUAL,
  52         TOK_COLON,
  53         TOK_SEMICOLON,
  54         TOK_CONST,
  55         TOK_STRUCT,
  56         TOK_UNION,
  57         TOK_SWITCH,
  58         TOK_CASE,
  59         TOK_DEFAULT,
  60         TOK_ENUM,
  61         TOK_TYPEDEF,
  62         TOK_INT,
  63         TOK_SHORT,
  64         TOK_LONG,
  65         TOK_HYPER,
  66         TOK_UNSIGNED,
  67         TOK_FLOAT,
  68         TOK_DOUBLE,
  69         TOK_OPAQUE,
  70         TOK_CHAR,
  71         TOK_STRING,
  72         TOK_BOOL,
  73         TOK_VOID,
  74         TOK_PROGRAM,
  75         TOK_VERSION,
  76         TOK_EOF
  77 };
  78 typedef enum tok_kind tok_kind;
  79
  80 /*
  81  * a token
  82  */
  83 struct token {
  84         tok_kind kind;
  85         const char *str;
  86 };
  87 typedef struct token token;
  88
  89
  90 /*
  91  * routine interface
  92  */
  93 void scan(tok_kind expect, token *tokp);
  94 void scan2(tok_kind expect1, tok_kind expect2, token *tokp);
  95 void scan3(tok_kind expect1, tok_kind expect2, tok_kind expect3, token *tokp);
  96 void scan_num(token *tokp);
  97 void peek(token *tokp);
  98 int peekscan(tok_kind expect, token *tokp);
  99 void get_token(token *tokp);
 100 void expected1(tok_kind exp1) __attribute__ ((noreturn));
 101 void expected2(tok_kind exp1, tok_kind exp2)  __attribute__ ((noreturn));
 102 void expected3(tok_kind exp1, tok_kind exp2, tok_kind exp3)
 103      __attribute__ ((noreturn));