| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 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)); |