/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published
by the Free Software Foundation; version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <http://www.gnu.org/licenses/>. */
#define _CHARMAP_DIR_H 1
/* The data type of a charmap directory being traversed. */
typedef struct charmap_dir CHARMAP_DIR;
/* Starts a charmap directory traversal.
Returns a CHARMAP_DIR, or NULL if the directory doesn't exist. */
extern CHARMAP_DIR *charmap_opendir (const char *directory);
/* Reads the next directory entry.
Returns its charmap name, or NULL if past the last entry or upon error.
The storage returned may be overwritten by a later charmap_readdir
call on the same CHARMAP_DIR. */
extern const char *charmap_readdir (CHARMAP_DIR *dir);
/* Finishes a charmap directory traversal, and frees the resources
attached to the CHARMAP_DIR. */
extern int charmap_closedir (CHARMAP_DIR *dir);
/* Returns a NULL terminated list of alias names of a charmap. */
extern char **charmap_aliases (const char *directory, const char *name);
/* Frees an alias list returned by charmap_aliases. */
extern void charmap_free_aliases (char **aliases);
/* Opens a charmap for reading, given its name (not an alias name). */
extern FILE *charmap_open (const char *directory, const char *name);
#endif /* _CHARMAP_DIR_H */