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#ifndef _INOTAIL_H
#define _INOTAIL_H
/* Number of items to tail. */
#define DEFAULT_N_LINES 10
/* tail modes */
enum { M_LINES, M_BYTES };
/* tail unit relative to the end ('-' or none) or the beginning ('+' of the file) */
enum { R_END, R_BEGIN };
/* Every tailed file is represented as a file_struct */
struct file_struct {
char *name; /* Name of file (or '-' for stdin) */
int fd; /* File descriptor (or -1 if file is not open */
off_t st_size; /* File size */
unsigned ignore; /* Wheter to ignore the file in further processing */
int i_watch; /* Inotify watch associated with file_struct */
};
#ifdef DEBUG
# define dprintf(fmt, args...) fprintf(stderr, fmt, ##args)
#else
# define dprintf(fmt, args...)
#endif /* DEBUG */
#ifdef __GNUC__
# define unlikely(x) __builtin_expect(!!(x), 0)
#else
# define unlikely(x) (x)
#endif /* __GNUC__ */
#endif /* _INOTAIL_H */
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