xref: /openbsd-src/gnu/usr.bin/binutils/gdb/scm-lang.h (revision b725ae7711052a2233e31a66fefb8a752c388d7a)
1*b725ae77Skettenis /* Scheme/Guile language support routines for GDB, the GNU debugger.
2*b725ae77Skettenis 
3*b725ae77Skettenis    Copyright 1995, 1996, 1998, 1999, 2000, 2003 Free Software
4*b725ae77Skettenis    Foundation, Inc.
5*b725ae77Skettenis 
6*b725ae77Skettenis    This file is part of GDB.
7*b725ae77Skettenis 
8*b725ae77Skettenis    This program is free software; you can redistribute it and/or modify
9*b725ae77Skettenis    it under the terms of the GNU General Public License as published by
10*b725ae77Skettenis    the Free Software Foundation; either version 2 of the License, or
11*b725ae77Skettenis    (at your option) any later version.
12*b725ae77Skettenis 
13*b725ae77Skettenis    This program is distributed in the hope that it will be useful,
14*b725ae77Skettenis    but WITHOUT ANY WARRANTY; without even the implied warranty of
15*b725ae77Skettenis    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16*b725ae77Skettenis    GNU General Public License for more details.
17*b725ae77Skettenis 
18*b725ae77Skettenis    You should have received a copy of the GNU General Public License
19*b725ae77Skettenis    along with this program; if not, write to the Free Software
20*b725ae77Skettenis    Foundation, Inc., 59 Temple Place - Suite 330,
21*b725ae77Skettenis    Boston, MA 02111-1307, USA.  */
22*b725ae77Skettenis 
23e93f7393Sniklas #define SICP
24e93f7393Sniklas #include "scm-tags.h"
25e93f7393Sniklas #undef SCM_NCELLP
26e93f7393Sniklas #define SCM_NCELLP(x) 	((SCM_SIZE-1) & (int)(x))
27e93f7393Sniklas #define SCM_ITAG8_DATA(X)	((X)>>8)
28e93f7393Sniklas #define SCM_ICHR(x)	((unsigned char)SCM_ITAG8_DATA(x))
29e93f7393Sniklas #define SCM_ICHRP(x)    (SCM_ITAG8(x) == scm_tc8_char)
30e93f7393Sniklas #define scm_tc8_char 0xf4
31e93f7393Sniklas #define SCM_IFLAGP(n)            ((0x87 & (int)(n))==4)
32e93f7393Sniklas #define SCM_ISYMNUM(n)           ((int)((n)>>9))
33e93f7393Sniklas #define SCM_ISYMCHARS(n)         (scm_isymnames[SCM_ISYMNUM(n)])
34e93f7393Sniklas #define SCM_ILOCP(n)             ((0xff & (int)(n))==0xfc)
35e93f7393Sniklas #define SCM_ITAG8(X)             ((int)(X) & 0xff)
36e93f7393Sniklas #define SCM_TYP7(x)              (0x7f & (int)SCM_CAR(x))
37e93f7393Sniklas #define SCM_LENGTH(x) (((unsigned long)SCM_CAR(x))>>8)
38e93f7393Sniklas #define SCM_NCONSP(x) (1 & (int)SCM_CAR(x))
39e93f7393Sniklas #define SCM_NECONSP(x) (SCM_NCONSP(x) && (1 != SCM_TYP3(x)))
40e93f7393Sniklas #define SCM_CAR(x) scm_get_field (x, 0)
41e93f7393Sniklas #define SCM_CDR(x) scm_get_field (x, 1)
42e93f7393Sniklas #define SCM_VELTS(x) ((SCM *)SCM_CDR(x))
43e93f7393Sniklas #define SCM_CLOSCAR(x) (SCM_CAR(x)-scm_tc3_closure)
44e93f7393Sniklas #define SCM_CODE(x) SCM_CAR(SCM_CLOSCAR (x))
45e93f7393Sniklas #define SCM_MAKINUM(x) (((x)<<2)+2L)
46e93f7393Sniklas 
47*b725ae77Skettenis /* Forward decls for prototypes */
48e93f7393Sniklas struct value;
49e93f7393Sniklas 
50*b725ae77Skettenis extern int scm_value_print (struct value *, struct ui_file *,
51*b725ae77Skettenis 			    int, enum val_prettyprint);
52e93f7393Sniklas 
53*b725ae77Skettenis extern int scm_val_print (struct type *, char *, int, CORE_ADDR,
54*b725ae77Skettenis 			  struct ui_file *, int, int, int,
55*b725ae77Skettenis 			  enum val_prettyprint);
56e93f7393Sniklas 
57*b725ae77Skettenis extern LONGEST scm_get_field (LONGEST, int);
58e93f7393Sniklas 
59*b725ae77Skettenis extern void scm_scmval_print (LONGEST, struct ui_file *, int, int, int,
60*b725ae77Skettenis 			      enum val_prettyprint);
61e93f7393Sniklas 
62*b725ae77Skettenis extern int is_scmvalue_type (struct type *);
63e93f7393Sniklas 
64*b725ae77Skettenis extern void scm_printchar (int, struct ui_file *);
65e93f7393Sniklas 
66*b725ae77Skettenis extern struct value *scm_evaluate_string (char *, int);
67e93f7393Sniklas 
68e93f7393Sniklas extern struct type *builtin_type_scm;
69e93f7393Sniklas 
70*b725ae77Skettenis extern int scm_parse (void);
71e93f7393Sniklas 
72*b725ae77Skettenis extern LONGEST scm_unpack (struct type *, const char *, enum type_code);
73