xref: /plan9/sys/src/cmd/gs/src/iscannum.h (revision 593dc095aefb2a85c828727bbfa9da139a49bdf4)
1 /* Copyright (C) 1994, 1995, 1999 Aladdin Enterprises.  All rights reserved.
2 
3   This software is provided AS-IS with no warranty, either express or
4   implied.
5 
6   This software is distributed under license and may not be copied,
7   modified or distributed except as expressly authorized under the terms
8   of the license contained in the file LICENSE in this distribution.
9 
10   For more information about licensing, please refer to
11   http://www.ghostscript.com/licensing/. For information on
12   commercial licensing, go to http://www.artifex.com/licensing/ or
13   contact Artifex Software, Inc., 101 Lucas Valley Road #110,
14   San Rafael, CA  94903, U.S.A., +1(415)492-9861.
15 */
16 
17 /* $Id: iscannum.h,v 1.6 2002/06/16 04:47:10 lpd Exp $ */
18 /* Interface to Ghostscript number scanner */
19 
20 #ifndef iscannum_INCLUDED
21 #  define iscannum_INCLUDED
22 
23 /*
24  * Scan a number.  If the number consumes the entire string, return 0;
25  * if not, set *psp to the first character beyond the number and return 1.
26  * Note that scan_number does not mark the result ref as "new".
27  */
28 int scan_number(const byte * sp, const byte * end, int sign, ref * pref,
29 		const byte ** psp, const bool PDFScanRules);
30 
31 #endif /* iscannum_INCLUDED */
32