pet-projects/DLW-1e/das/file.h

   1 #ifndef _DAS_FILE_H
   2 #define _DAS_FILE_H
   3
   4 #include <stdio.h>
   5
   6 /* syntax definitions */
   7
   8 #define ASM_COMMENT ';'
   9 #define ASM_NEWLINE '\n'
  10 #define ASM_SPACE   ' '
  11 #define ASM_TAB     '\t'
  12
  13 #define ASM_OP_IMM  '$'
  14 #define ASM_OP_REG  '%'
  15 #define ASM_OP_SEP  ','
  16
  17 /* helper macros */
  18
  19 #define is_comment(c)  (c == ASM_COMMENT)
  20 #define is_newline(c)  (c == ASM_NEWLINE)
  21
  22 /* exported values */
  23
  24 #define DEF_LINE_LEN 64
  25
  26 /* exported helpers for parsing */
  27 char *skip_spaces(char *line, size_t len);
  28 void remove_comment(char *line, size_t len);
  29 char *get_line_end(char *line, size_t len, int line_nr);
  30
  31 /* exported functions */
  32 int file_read_line(FILE *file, char *line, size_t len);
  33 FILE *file_open(const char *path, const char *mode);
  34 FILE *file_open_tmp(char *template);
  35 void file_write_bin(const void *ptr, size_t size, FILE *stream);
  36
  37 #endif /* _DAS_FILE_H */