ref: 20a26599a3de9fa7c24f8daef7310721b2c2958a
dir: /include/asm/lexer.h/
/* * 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 const *path, 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); bool lexer_CaptureRept(struct CaptureBody *capture); bool 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 */