1 /*****************************************************************************/
5 /* Token list node for the ca65 macroassembler */
9 /* (C) 1998 Ullrich von Bassewitz */
11 /* D-70597 Stuttgart */
12 /* EMail: uz@musoftware.de */
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. */
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: */
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 */
32 /*****************************************************************************/
41 /*****************************************************************************/
43 /*****************************************************************************/
47 /* Struct holding a token */
48 typedef struct TokNode_ TokNode;
50 TokNode* Next; /* For single linked list */
51 enum Token Tok; /* Token value */
52 int WS; /* Whitespace before token? */
53 long IVal; /* Integer token attribute */
54 char SVal [1]; /* String attribute, dyn. allocated */
59 /* Return codes for TokCmp - higher numeric code means better match */
61 tcDifferent, /* Different tokents */
62 tcSameToken, /* Same token, different attribute */
63 tcIdentical /* Identical (token + attribute) */
68 /*****************************************************************************/
70 /*****************************************************************************/
74 TokNode* NewTokNode (void);
75 /* Create and return a token node with the current token value */
77 void FreeTokNode (TokNode* T);
78 /* Free the given token node */
80 void TokSet (TokNode* T);
81 /* Set the scanner token from the given token node */
83 enum TC TokCmp (const TokNode* T);
84 /* Compare the token given as parameter against the current token */
88 /* End of toknode.h */