vcs-svn / line_buffer.hon commit Merge branch 'bb/unicode-12.1-reiwa' (3dc47c4)
   1#ifndef LINE_BUFFER_H
   2#define LINE_BUFFER_H
   3
   4#include "strbuf.h"
   5
   6#define LINE_BUFFER_LEN 10000
   7
   8struct line_buffer {
   9        char line_buffer[LINE_BUFFER_LEN];
  10        FILE *infile;
  11};
  12#define LINE_BUFFER_INIT { "", NULL }
  13
  14int buffer_init(struct line_buffer *buf, const char *filename);
  15int buffer_fdinit(struct line_buffer *buf, int fd);
  16int buffer_deinit(struct line_buffer *buf);
  17
  18int buffer_tmpfile_init(struct line_buffer *buf);
  19FILE *buffer_tmpfile_rewind(struct line_buffer *buf);   /* prepare to write. */
  20long buffer_tmpfile_prepare_to_read(struct line_buffer *buf);
  21
  22int buffer_ferror(struct line_buffer *buf);
  23char *buffer_read_line(struct line_buffer *buf);
  24int buffer_read_char(struct line_buffer *buf);
  25size_t buffer_read_binary(struct line_buffer *buf, struct strbuf *sb, size_t len);
  26/* Returns number of bytes read (not necessarily written). */
  27off_t buffer_copy_bytes(struct line_buffer *buf, off_t len);
  28off_t buffer_skip_bytes(struct line_buffer *buf, off_t len);
  29
  30#endif