Started to add config file
git-svn-id: svn://svn.cc65.org/cc65/trunk@336 b7a2c559-68d2-44c3-8de9-860c34a00d81
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cuz
186
src/da65/scanner.h
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186
src/da65/scanner.h
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/*****************************************************************************/
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/* */
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/* scanner.h */
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/* */
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/* Configuration file scanner for the da65 disassembler */
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/* */
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/* */
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/* */
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/* (C) 2000 Ullrich von Bassewitz */
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/* Wacholderweg 14 */
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/* D-70597 Stuttgart */
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/* EMail: uz@musoftware.de */
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/* */
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/* */
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/* This software is provided 'as-is', without any expressed or implied */
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/* warranty. In no event will the authors be held liable for any damages */
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/* arising from the use of this software. */
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/* */
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/* Permission is granted to anyone to use this software for any purpose, */
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/* including commercial applications, and to alter it and redistribute it */
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/* freely, subject to the following restrictions: */
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/* */
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/* 1. The origin of this software must not be misrepresented; you must not */
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/* claim that you wrote the original software. If you use this software */
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/* in a product, an acknowledgment in the product documentation would be */
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/* appreciated but is not required. */
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/* 2. Altered source versions must be plainly marked as such, and must not */
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/* be misrepresented as being the original software. */
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/* 3. This notice may not be removed or altered from any source */
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/* distribution. */
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/* */
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/*****************************************************************************/
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#ifndef SCANNER_H
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#define SCANNER_H
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/*****************************************************************************/
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/* Data */
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/*****************************************************************************/
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/* Config file tokens */
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typedef enum token_t {
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CFGTOK_NONE,
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CFGTOK_INTCON,
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CFGTOK_STRCON,
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CFGTOK_IDENT,
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CFGTOK_LCURLY,
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CFGTOK_RCURLY,
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CFGTOK_SEMI,
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CFGTOK_COMMA,
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CFGTOK_EQ,
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CFGTOK_COLON,
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CFGTOK_DOT,
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CFGTOK_EOF,
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/* Special tokens */
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CFGTOK_GLOBAL,
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CFGTOK_RANGE,
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CFGTOK_LABEL,
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/* Global section */
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CFGTOK_INPUTNAME,
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CFGTOK_OUTPUTNAME,
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CFGTOK_PAGELENGTH,
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/* Range section */
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CFGTOK_START,
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CFGTOK_END,
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CFGTOK_TYPE,
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/* Label section */
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/* */
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CFGTOK_TRUE,
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CFGTOK_FALSE
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} token_t;
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/* Mapping table entry, special identifier --> token */
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typedef struct IdentTok_ IdentTok;
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struct IdentTok_ {
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const char* Ident; /* Identifier */
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token_t Tok; /* Token for identifier */
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};
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#define ENTRY_COUNT(s) (sizeof (s) / sizeof (s [0]))
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/* Current token and attributes */
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#define CFG_MAX_IDENT_LEN 255
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extern unsigned CfgTok;
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extern char CfgSVal [CFG_MAX_IDENT_LEN+1];
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extern unsigned long CfgIVal;
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/* Error location */
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extern unsigned CfgErrorLine;
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extern unsigned CfgErrorCol;
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/*****************************************************************************/
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/* Code */
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/*****************************************************************************/
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void CfgWarning (const char* Format, ...);
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/* Print a warning message adding file name and line number of the config file */
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void CfgError (const char* Format, ...);
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/* Print an error message adding file name and line number of the config file */
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void CfgNextTok (void);
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/* Read the next token from the input stream */
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void CfgConsume (unsigned T, const char* Msg);
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/* Skip a token, print an error message if not found */
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void CfgConsumeLCurly (void);
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/* Consume a left curly brace */
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void CfgConsumeRCurly (void);
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/* Consume a right curly brace */
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void CfgConsumeSemi (void);
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/* Consume a semicolon */
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void CfgConsumeColon (void);
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/* Consume a colon */
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void CfgOptionalComma (void);
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/* Consume a comma if there is one */
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void CfgOptionalAssign (void);
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/* Consume an equal sign if there is one */
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void CfgAssureInt (void);
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/* Make sure the next token is an integer */
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void CfgAssureStr (void);
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/* Make sure the next token is a string constant */
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void CfgAssureIdent (void);
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/* Make sure the next token is an identifier */
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void CfgRangeCheck (unsigned long Lo, unsigned long Hi);
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/* Check the range of CfgIVal */
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void CfgSpecialToken (const IdentTok* Table, unsigned Size, const char* Name);
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/* Map an identifier to one of the special tokens in the table */
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void CfgBoolToken (void);
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/* Map an identifier or integer to a boolean token */
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void CfgSetName (const char* Name);
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/* Set a name for a config file */
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const char* CfgGetName (void);
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/* Get the name of the config file */
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void CfgSetBuf (const char* Buf);
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/* Set a memory buffer for the config */
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int CfgAvail (void);
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/* Return true if we have a configuration available */
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void CfgOpenInput (void);
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/* Open the input file if we have one */
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void CfgCloseInput (void);
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/* Close the input file if we have one */
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/* End of scanner.h */
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#endif
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