4 #define SCM_NCELLP(x) ((SCM_SIZE-1) & (int)(x))
5 #define SCM_ITAG8_DATA(X) ((X)>>8)
6 #define SCM_ICHR(x) ((unsigned char)SCM_ITAG8_DATA(x))
7 #define SCM_ICHRP(x) (SCM_ITAG8(x) == scm_tc8_char)
8 #define scm_tc8_char 0xf4
9 #define SCM_IFLAGP(n) ((0x87 & (int)(n))==4)
10 #define SCM_ISYMNUM(n) ((int)((n)>>9))
11 #define SCM_ISYMCHARS(n) (scm_isymnames[SCM_ISYMNUM(n)])
12 #define SCM_ILOCP(n) ((0xff & (int)(n))==0xfc)
13 #define SCM_ITAG8(X) ((int)(X) & 0xff)
14 #define SCM_TYP7(x) (0x7f & (int)SCM_CAR(x))
15 #define SCM_LENGTH(x) (((unsigned long)SCM_CAR(x))>>8)
16 #define SCM_NCONSP(x) (1 & (int)SCM_CAR(x))
17 #define SCM_NECONSP(x) (SCM_NCONSP(x) && (1 != SCM_TYP3(x)))
18 #define SCM_CAR(x) scm_get_field (x, 0)
19 #define SCM_CDR(x) scm_get_field (x, 1)
20 #define SCM_VELTS(x) ((SCM *)SCM_CDR(x))
21 #define SCM_CLOSCAR(x) (SCM_CAR(x)-scm_tc3_closure)
22 #define SCM_CODE(x) SCM_CAR(SCM_CLOSCAR (x))
23 #define SCM_MAKINUM(x) (((x)<<2)+2L)
25 #ifdef __STDC__ /* Forward decls for prototypes */
29 extern int scm_value_print PARAMS ((struct value *, GDB_FILE*,
30 int, enum val_prettyprint));
32 extern int scm_val_print PARAMS ((struct type*, char*, CORE_ADDR, GDB_FILE*,
33 int, int, int, enum val_prettyprint));
35 extern LONGEST scm_get_field PARAMS ((LONGEST, int));
37 extern void scm_scmval_print PARAMS ((LONGEST, GDB_FILE *,
38 int, int, int, enum val_prettyprint));
40 extern int is_scmvalue_type PARAMS ((struct type*));
42 extern void scm_printchar PARAMS ((int, GDB_FILE*));
44 extern struct value * scm_evaluate_string PARAMS ((char*, int));
46 extern struct type *builtin_type_scm;
48 extern int scm_parse PARAMS ((void));
50 extern LONGEST scm_unpack PARAMS ((struct type *, char *, enum type_code));