1 /* Scheme/Guile language support routines for GDB, the GNU debugger. 2 3 Copyright 1995, 1996, 1998, 1999, 2000, 2003 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 2 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, write to the Free Software 20 Foundation, Inc., 59 Temple Place - Suite 330, 21 Boston, MA 02111-1307, USA. */ 22 23 #define SICP 24 #include "scm-tags.h" 25 #undef SCM_NCELLP 26 #define SCM_NCELLP(x) ((SCM_SIZE-1) & (int)(x)) 27 #define SCM_ITAG8_DATA(X) ((X)>>8) 28 #define SCM_ICHR(x) ((unsigned char)SCM_ITAG8_DATA(x)) 29 #define SCM_ICHRP(x) (SCM_ITAG8(x) == scm_tc8_char) 30 #define scm_tc8_char 0xf4 31 #define SCM_IFLAGP(n) ((0x87 & (int)(n))==4) 32 #define SCM_ISYMNUM(n) ((int)((n)>>9)) 33 #define SCM_ISYMCHARS(n) (scm_isymnames[SCM_ISYMNUM(n)]) 34 #define SCM_ILOCP(n) ((0xff & (int)(n))==0xfc) 35 #define SCM_ITAG8(X) ((int)(X) & 0xff) 36 #define SCM_TYP7(x) (0x7f & (int)SCM_CAR(x)) 37 #define SCM_LENGTH(x) (((unsigned long)SCM_CAR(x))>>8) 38 #define SCM_NCONSP(x) (1 & (int)SCM_CAR(x)) 39 #define SCM_NECONSP(x) (SCM_NCONSP(x) && (1 != SCM_TYP3(x))) 40 #define SCM_CAR(x) scm_get_field (x, 0) 41 #define SCM_CDR(x) scm_get_field (x, 1) 42 #define SCM_VELTS(x) ((SCM *)SCM_CDR(x)) 43 #define SCM_CLOSCAR(x) (SCM_CAR(x)-scm_tc3_closure) 44 #define SCM_CODE(x) SCM_CAR(SCM_CLOSCAR (x)) 45 #define SCM_MAKINUM(x) (((x)<<2)+2L) 46 47 /* Forward decls for prototypes */ 48 struct value; 49 50 extern int scm_value_print (struct value *, struct ui_file *, 51 int, enum val_prettyprint); 52 53 extern int scm_val_print (struct type *, char *, int, CORE_ADDR, 54 struct ui_file *, int, int, int, 55 enum val_prettyprint); 56 57 extern LONGEST scm_get_field (LONGEST, int); 58 59 extern void scm_scmval_print (LONGEST, struct ui_file *, int, int, int, 60 enum val_prettyprint); 61 62 extern int is_scmvalue_type (struct type *); 63 64 extern void scm_printchar (int, struct ui_file *); 65 66 extern struct value *scm_evaluate_string (char *, int); 67 68 extern struct type *builtin_type_scm; 69 70 extern int scm_parse (void); 71 72 extern LONGEST scm_unpack (struct type *, const char *, enum type_code); 73