gdb/scm-lang.h

   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 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., 51 Franklin Street, Fifth Floor,
  21    Boston, MA 02110-1301, 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 *, const gdb_byte *, 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 gdb_byte *, enum type_code);