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#ifndef UTIL_H
#define UTIL_H
#include "nodes.h"
#include "window.h"
#include "search.h"
#if HAVE_ICONV
# include <iconv.h>
#endif
FILE_BUFFER *file_buffer_of_window (WINDOW *window);
char *node_printed_rep (NODE *node);
/* Return a pointer to the part of PATHNAME that simply defines the file. */
char *filename_non_directory (char *pathname);
/* Return non-zero if NODE is one especially created by Info. */
int internal_info_node_p (NODE *node);
/* Make NODE appear to be one especially created by Info, and give it NAME. */
void name_internal_node (NODE *node, char *name);
/* Return the window displaying NAME, the name of an internally created
Info window. */
WINDOW *get_internal_info_window (char *name);
/* Used with multibyte iterator mbi_iterator_t. */
#define ITER_SETBYTES(iter,n) ((iter).cur.bytes = n)
#define ITER_LIMIT(iter) ((iter).limit - (iter).cur.ptr)
int ansi_escape (mbi_iterator_t iter, int *plen);
/* Return a pointer to a string which is the printed representation
of CHARACTER if it were printed at HPOS. */
char *printed_representation (mbi_iterator_t *iter,
int *delim, size_t pl_chars,
int *pchars, int *pbytes);
struct text_buffer
{
char *base;
size_t size;
size_t off;
};
#define MIN_TEXT_BUF_ALLOC 512
void text_buffer_init (struct text_buffer *buf);
void text_buffer_free (struct text_buffer *buf);
void text_buffer_alloc (struct text_buffer *buf, size_t len);
size_t text_buffer_vprintf (struct text_buffer *buf, const char *format,
va_list ap);
size_t text_buffer_space_left (struct text_buffer *buf);
#if HAVE_ICONV
size_t text_buffer_iconv (struct text_buffer *buf, iconv_t iconv_state,
ICONV_CONST char **inbuf, size_t *inbytesleft);
#endif
size_t text_buffer_add_string (struct text_buffer *buf, const char *str,
size_t len);
size_t text_buffer_fill (struct text_buffer *buf, int c, size_t len);
void text_buffer_add_char (struct text_buffer *buf, int c);
size_t text_buffer_printf (struct text_buffer *buf, const char *format, ...);
#define text_buffer_reset(buf) ((buf)->off = 0)
#define text_buffer_base(buf) ((buf)->base)
#define text_buffer_off(buf) ((buf)->off)
#if defined(__MSDOS__) || defined(__MINGW32__)
int fncmp (const char *fn1, const char *fn2);
#else
# define fncmp(s,t) strcmp(s,t)
#endif
#endif /* UTIL_H */
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