xref: /plan9/sys/src/cmd/gs/src/iosdata.h (revision 593dc095aefb2a85c828727bbfa9da139a49bdf4)
1 /* Copyright (C) 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: iosdata.h,v 1.4 2002/02/21 22:24:53 giles Exp $ */
18 /* Generic operand stack API */
19 
20 #ifndef iosdata_INCLUDED
21 #  define iosdata_INCLUDED
22 
23 #include "isdata.h"
24 
25 /* Define the operand stack structure. */
26 /* Currently this is just a generic ref stack. */
27 typedef struct op_stack_s {
28 
29     ref_stack_t stack;		/* the actual operand stack */
30 
31 } op_stack_t;
32 
33 #define public_st_op_stack()	/* in interp.c */\
34   gs_public_st_suffix_add0(st_op_stack, op_stack_t, "op_stack_t",\
35     op_stack_enum_ptrs, op_stack_reloc_ptrs, st_ref_stack)
36 #define st_op_stack_num_ptrs st_ref_stack_num_ptrs
37 
38 #endif /* iosdata_INCLUDED */
39