home *** CD-ROM | disk | FTP | other *** search
- /* Copyright (C) 1992, 1993 Aladdin Enterprises. All rights reserved.
-
- This file is part of Ghostscript.
-
- Ghostscript is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY. No author or distributor accepts responsibility
- to anyone for the consequences of using it or for whether it serves any
- particular purpose or works at all, unless he says so in writing. Refer
- to the Ghostscript General Public License for full details.
-
- Everyone is granted permission to copy, modify and redistribute
- Ghostscript, but only under the conditions described in the Ghostscript
- General Public License. A copy of this license is supposed to have been
- given to you along with Ghostscript so you can know your rights and
- responsibilities. It should be in a file named COPYING. Among other
- things, the copyright notice and this notice must be preserved on all
- copies. */
-
- /* iscan.h */
- /* Interface to Ghostscript scanner */
- /* Requires stream.h */
-
- /* Read a token from a stream. */
- /* As usual, 0 is a normal return, <0 is an error. */
- /* There are also two special return codes: */
- #define scan_BOS 1 /* binary object sequence */
- #define scan_EOF 2 /* end of stream */
- extern int scan_token(P3(stream *s, int from_string, ref *pref));
-
- /* Scan a number for cvi or cvr. */
- /* The first argument is a t_string. */
- extern int scan_number_only(P2(const ref *, ref *));
-