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1 /*****************************************************************************/
2 /*                                                                           */
3 /*                                 nexttok.h                                 */
4 /*                                                                           */
5 /*              Get next token and handle token level functions              */
6 /*                                                                           */
7 /*                                                                           */
8 /*                                                                           */
9 /* (C) 2000-2011, Ullrich von Bassewitz                                      */
10 /*                Roemerstrasse 52                                           */
11 /*                D-70794 Filderstadt                                        */
12 /* EMail:         uz@cc65.org                                                */
13 /*                                                                           */
14 /*                                                                           */
15 /* This software is provided 'as-is', without any expressed or implied       */
16 /* warranty.  In no event will the authors be held liable for any damages    */
17 /* arising from the use of this software.                                    */
18 /*                                                                           */
19 /* Permission is granted to anyone to use this software for any purpose,     */
20 /* including commercial applications, and to alter it and redistribute it    */
21 /* freely, subject to the following restrictions:                            */
22 /*                                                                           */
23 /* 1. The origin of this software must not be misrepresented; you must not   */
24 /*    claim that you wrote the original software. If you use this software   */
25 /*    in a product, an acknowledgment in the product documentation would be  */
26 /*    appreciated but is not required.                                       */
27 /* 2. Altered source versions must be plainly marked as such, and must not   */
28 /*    be misrepresented as being the original software.                      */
29 /* 3. This notice may not be removed or altered from any source              */
30 /*    distribution.                                                          */
31 /*                                                                           */
32 /*****************************************************************************/
33
34
35
36 #ifndef NEXTTOK_H
37 #define NEXTTOK_H
38
39
40
41 #include "scanner.h"
42
43
44
45 /*****************************************************************************/
46 /*                                   Code                                    */
47 /*****************************************************************************/
48
49
50
51 void NextTok (void);
52 /* Get next token and handle token level functions */
53
54 void Consume (token_t Expected, const char* ErrMsg);
55 /* Consume Token, print an error if we don't find it */
56
57 void ConsumeSep (void);
58 /* Consume a separator token */
59
60 void ConsumeLParen (void);
61 /* Consume a left paren */
62
63 void ConsumeRParen (void);
64 /* Consume a right paren */
65
66 void ConsumeComma (void);
67 /* Consume a comma */
68
69 void SkipUntilSep (void);
70 /* Skip tokens until we reach a line separator or end of file */
71
72 void ExpectSep (void);
73 /* Check if we've reached a line separator, and output an error if not. Do
74  * not skip the line separator.
75  */
76
77 void EnterRawTokenMode (void);
78 /* Enter raw token mode. In raw mode, token handling functions are not
79  * executed, but the function tokens are passed untouched to the upper
80  * layer. Raw token mode is used when storing macro tokens for later
81  * use.
82  * Calls to EnterRawTokenMode and LeaveRawTokenMode may be nested.
83  */
84
85 void LeaveRawTokenMode (void);
86 /* Leave raw token mode. */
87
88
89
90 /* End of nexttok.h */
91
92 #endif