mirror of
https://github.com/gbdev/rgbds.git
synced 2025-11-20 18:22:07 +00:00
56071599e7
This applies to macro arguments, DB, DW, DL, DS, PRINT, PRINTLN, EXPORT, PURGE, and OPT. It also removes support for empty entries in DB/DW/DL. (Deprecating it would require keeping parser support, which is ambiguous with trailing commas.) Fixes #753
102 lines
2.1 KiB
C
102 lines
2.1 KiB
C
/*
|
|
* This file is part of RGBDS.
|
|
*
|
|
* Copyright (c) 1997-2018, Carsten Sorensen and RGBDS contributors.
|
|
*
|
|
* SPDX-License-Identifier: MIT
|
|
*/
|
|
|
|
#ifndef RGBDS_ASM_LEXER_H
|
|
#define RGBDS_ASM_LEXER_H
|
|
|
|
#include <stdbool.h>
|
|
|
|
#define MAXSTRLEN 255
|
|
|
|
struct LexerState;
|
|
extern struct LexerState *lexerState;
|
|
extern struct LexerState *lexerStateEOL;
|
|
|
|
static inline struct LexerState *lexer_GetState(void)
|
|
{
|
|
return lexerState;
|
|
}
|
|
|
|
static inline void lexer_SetState(struct LexerState *state)
|
|
{
|
|
lexerState = state;
|
|
}
|
|
|
|
static inline void lexer_SetStateAtEOL(struct LexerState *state)
|
|
{
|
|
lexerStateEOL = state;
|
|
}
|
|
|
|
extern char binDigits[2];
|
|
extern char gfxDigits[4];
|
|
|
|
static inline void lexer_SetBinDigits(char const digits[2])
|
|
{
|
|
binDigits[0] = digits[0];
|
|
binDigits[1] = digits[1];
|
|
}
|
|
|
|
static inline void lexer_SetGfxDigits(char const digits[4])
|
|
{
|
|
gfxDigits[0] = digits[0];
|
|
gfxDigits[1] = digits[1];
|
|
gfxDigits[2] = digits[2];
|
|
gfxDigits[3] = digits[3];
|
|
}
|
|
|
|
/*
|
|
* `path` is referenced, but not held onto..!
|
|
*/
|
|
struct LexerState *lexer_OpenFile(char const *path);
|
|
struct LexerState *lexer_OpenFileView(char *buf, size_t size, uint32_t lineNo);
|
|
void lexer_RestartRept(uint32_t lineNo);
|
|
void lexer_DeleteState(struct LexerState *state);
|
|
void lexer_Init(void);
|
|
|
|
enum LexerMode {
|
|
LEXER_NORMAL,
|
|
LEXER_RAW,
|
|
LEXER_SKIP_TO_ELIF,
|
|
LEXER_SKIP_TO_ENDC,
|
|
LEXER_SKIP_TO_ENDR
|
|
};
|
|
|
|
void lexer_SetMode(enum LexerMode mode);
|
|
void lexer_ToggleStringExpansion(bool enable);
|
|
|
|
uint32_t lexer_GetIFDepth(void);
|
|
void lexer_IncIFDepth(void);
|
|
void lexer_DecIFDepth(void);
|
|
bool lexer_RanIFBlock(void);
|
|
bool lexer_ReachedELSEBlock(void);
|
|
void lexer_RunIFBlock(void);
|
|
void lexer_ReachELSEBlock(void);
|
|
|
|
struct CaptureBody {
|
|
uint32_t lineNo;
|
|
char *body;
|
|
size_t size;
|
|
};
|
|
|
|
char const *lexer_GetFileName(void);
|
|
uint32_t lexer_GetLineNo(void);
|
|
uint32_t lexer_GetColNo(void);
|
|
void lexer_DumpStringExpansions(void);
|
|
int yylex(void);
|
|
void lexer_CaptureRept(struct CaptureBody *capture);
|
|
void lexer_CaptureMacroBody(struct CaptureBody *capture);
|
|
|
|
#define INITIAL_DS_ARG_SIZE 2
|
|
struct DsArgList {
|
|
size_t nbArgs;
|
|
size_t capacity;
|
|
struct Expression *args;
|
|
};
|
|
|
|
#endif /* RGBDS_ASM_LEXER_H */
|