/usr/lib/xemacs-21.4.22/x86_64-linux-gnu/include/opaque.h is in xemacs21-bin 21.4.22-4ubuntu3.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 | /* Opaque Lisp objects.
Copyright (C) 1993 Sun Microsystems, Inc.
Copyright (C) 1995, 1996 Ben Wing.
This file is part of XEmacs.
XEmacs 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; either version 2, or (at your option) any
later version.
XEmacs 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 XEmacs; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* Synched up with: Not in FSF. */
/* Written by Ben Wing, October 1993. */
#ifndef INCLUDED_opaque_h_
#define INCLUDED_opaque_h_
typedef struct Lisp_Opaque
{
struct lcrecord_header header;
size_t size;
max_align_t data[1];
} Lisp_Opaque;
DECLARE_LRECORD (opaque, Lisp_Opaque);
#define XOPAQUE(x) XRECORD (x, opaque, Lisp_Opaque)
#define XSETOPAQUE(x, p) XSETRECORD (x, p, opaque)
#define OPAQUEP(x) RECORDP (x, opaque)
/* #define CHECK_OPAQUE(x) CHECK_RECORD (x, opaque)
Opaque pointers should never escape to the Lisp level, so
functions should not be doing this. */
/* Alternative DATA arguments to make_opaque() */
#define OPAQUE_CLEAR ((const void *) 0)
#define OPAQUE_UNINIT ((const void *) -1)
#define OPAQUE_SIZE(op) ((op)->size)
#define OPAQUE_DATA(op) ((void *) ((op)->data))
#define XOPAQUE_SIZE(op) OPAQUE_SIZE (XOPAQUE (op))
#define XOPAQUE_DATA(op) OPAQUE_DATA (XOPAQUE (op))
Lisp_Object make_opaque (const void *data, size_t size);
typedef struct Lisp_Opaque_Ptr
{
struct lcrecord_header header;
void *ptr;
} Lisp_Opaque_Ptr;
DECLARE_LRECORD (opaque_ptr, Lisp_Opaque_Ptr);
#define XOPAQUE_PTR(x) XRECORD (x, opaque_ptr, Lisp_Opaque_Ptr)
#define XSETOPAQUE_PTR(x, p) XSETRECORD (x, p, opaque_ptr)
#define OPAQUE_PTRP(x) RECORDP (x, opaque_ptr)
Lisp_Object make_opaque_ptr (void *val);
void free_opaque_ptr (Lisp_Object ptr);
#define get_opaque_ptr(op) (XOPAQUE_PTR (op)->ptr)
#define set_opaque_ptr(op, ptr_) (XOPAQUE_PTR (op)->ptr = (ptr_))
#endif /* INCLUDED_opaque_h_ */
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