1/* Scheme/Guile language support routines for GDB, the GNU debugger. 2 3 Copyright (C) 1995, 1996, 1998, 1999, 2000, 2003, 2005 Free Software 4 Foundation, Inc. 5 6 This file is part of GDB. 7 8 This program is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 3 of the License, or 11 (at your option) any later version. 12 13 This program is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 20 21#define SICP 22#include "scm-tags.h" 23#undef SCM_NCELLP 24#define SCM_NCELLP(x) ((SCM_SIZE-1) & (int)(x)) 25#define SCM_ITAG8_DATA(X) ((X)>>8) 26#define SCM_ICHR(x) ((unsigned char)SCM_ITAG8_DATA(x)) 27#define SCM_ICHRP(x) (SCM_ITAG8(x) == scm_tc8_char) 28#define scm_tc8_char 0xf4 29#define SCM_IFLAGP(n) ((0x87 & (int)(n))==4) 30#define SCM_ISYMNUM(n) ((int)((n)>>9)) 31#define SCM_ISYMCHARS(n) (scm_isymnames[SCM_ISYMNUM(n)]) 32#define SCM_ILOCP(n) ((0xff & (int)(n))==0xfc) 33#define SCM_ITAG8(X) ((int)(X) & 0xff) 34#define SCM_TYP7(x) (0x7f & (int)SCM_CAR(x)) 35#define SCM_LENGTH(x) (((unsigned long)SCM_CAR(x))>>8) 36#define SCM_NCONSP(x) (1 & (int)SCM_CAR(x)) 37#define SCM_NECONSP(x) (SCM_NCONSP(x) && (1 != SCM_TYP3(x))) 38#define SCM_CAR(x) scm_get_field (x, 0) 39#define SCM_CDR(x) scm_get_field (x, 1) 40#define SCM_VELTS(x) ((SCM *)SCM_CDR(x)) 41#define SCM_CLOSCAR(x) (SCM_CAR(x)-scm_tc3_closure) 42#define SCM_CODE(x) SCM_CAR(SCM_CLOSCAR (x)) 43#define SCM_MAKINUM(x) (((x)<<2)+2L) 44 45/* Forward decls for prototypes */ 46struct value; 47 48extern int scm_value_print (struct value *, struct ui_file *, 49 int, enum val_prettyprint); 50 51extern int scm_val_print (struct type *, const gdb_byte *, int, CORE_ADDR, 52 struct ui_file *, int, int, int, 53 enum val_prettyprint); 54 55extern LONGEST scm_get_field (LONGEST, int); 56 57extern void scm_scmval_print (LONGEST, struct ui_file *, int, int, int, 58 enum val_prettyprint); 59 60extern int is_scmvalue_type (struct type *); 61 62extern void scm_printchar (int, struct ui_file *); 63 64extern struct value *scm_evaluate_string (char *, int); 65 66extern struct type *builtin_type_scm; 67 68extern int scm_parse (void); 69 70extern LONGEST scm_unpack (struct type *, const gdb_byte *, enum type_code); 71