1 /* Scheme/Guile language support routines for GDB, the GNU debugger.
2 Copyright 1995 Free Software Foundation, Inc.
4 This file is part of GDB.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
23 #include "expression.h"
24 #include "parser-defs.h"
30 /* Prints the SCM value VALUE by invoking the inferior, if appropraite.
31 Returns >= 0 on succes; retunr -1 if the inferior cannot/should not
35 scm_inferior_print (value
, stream
, format
, deref_ref
, recurse
, pretty
)
41 enum val_prettyprint pretty
;
46 /* {Names of immediate symbols}
47 * This table must agree with the declarations in scm.h: {Immediate Symbols}.*/
49 static char *scm_isymnames
[] =
51 /* This table must agree with the declarations */
67 "literal-variable-ref",
68 "literal-variable-set!",
71 "call-with-current-continuation",
73 /* user visible ISYMS */
86 scm_scmlist_print (svalue
, stream
, format
, deref_ref
, recurse
, pretty
)
92 enum val_prettyprint pretty
;
94 unsigned int more
= print_max
;
97 fputs_filtered ("...", stream
);
100 scm_scmval_print (SCM_CAR (svalue
), stream
, format
,
101 deref_ref
, recurse
+ 1, pretty
);
102 svalue
= SCM_CDR (svalue
);
103 for (; SCM_NIMP (svalue
); svalue
= SCM_CDR (svalue
))
105 if (SCM_NECONSP (svalue
))
107 fputs_filtered (" ", stream
);
110 fputs_filtered ("...", stream
);
113 scm_scmval_print (SCM_CAR (svalue
), stream
, format
,
114 deref_ref
, recurse
+ 1, pretty
);
116 if (SCM_NNULLP (svalue
))
118 fputs_filtered (" . ", stream
);
119 scm_scmval_print (svalue
, stream
, format
,
120 deref_ref
, recurse
+ 1, pretty
);
125 scm_ipruk (hdr
, ptr
, stream
)
130 fprintf_filtered (stream
, "#<unknown-%s", hdr
);
131 #define SCM_SIZE TYPE_LENGTH (builtin_type_scm)
133 fprintf_filtered (stream
, " (0x%lx . 0x%lx) @",
134 (long) SCM_CAR (ptr
), (long) SCM_CDR (ptr
));
135 fprintf_filtered (stream
, " 0x%x>", ptr
);
139 scm_scmval_print (svalue
, stream
, format
, deref_ref
, recurse
, pretty
)
145 enum val_prettyprint pretty
;
152 print_longest (stream
, format
? format
: 'd', 1, svalue
>> 2);
155 if (SCM_ICHRP (svalue
))
157 svalue
= SCM_ICHR (svalue
);
158 scm_printchar (svalue
, stream
);
161 else if (SCM_IFLAGP (svalue
)
162 && (SCM_ISYMNUM (svalue
)
163 < (sizeof scm_isymnames
/ sizeof (char *))))
165 fputs_filtered (SCM_ISYMCHARS (svalue
), stream
);
168 else if (SCM_ILOCP (svalue
))
170 fprintf_filtered (stream
, "#@%ld%c%ld",
171 (long) SCM_IFRAME (svalue
),
172 SCM_ICDRP (svalue
) ? '-' : '+',
173 (long) SCM_IDIST (svalue
));
181 svalue
= SCM_CAR (svalue
- 1);
185 scm_ipruk ("immediate", svalue
, stream
);
189 switch (SCM_TYP7 (svalue
))
191 case scm_tcs_cons_gloc
:
192 if (SCM_CDR (SCM_CAR (svalue
) - 1L) == 0)
195 fputs_filtered ("#<latte ", stream
);
197 fputs_filtered ("???", stream
);
199 name
= ((SCM n
*)(STRUCT_TYPE( exp
)))[struct_i_name
];
200 scm_lfwrite (CHARS (name
),
201 (sizet
) sizeof (char),
202 (sizet
) LENGTH (name
),
205 fprintf_filtered (stream
, " #X%lX>", svalue
);
208 case scm_tcs_cons_imcar
:
209 case scm_tcs_cons_nimcar
:
210 fputs_filtered ("(", stream
);
211 scm_scmlist_print (svalue
, stream
, format
,
212 deref_ref
, recurse
+ 1, pretty
);
213 fputs_filtered (")", stream
);
215 case scm_tcs_closures
:
216 fputs_filtered ("#<CLOSURE ", stream
);
217 scm_scmlist_print (SCM_CODE (svalue
), stream
, format
,
218 deref_ref
, recurse
+ 1, pretty
);
219 fputs_filtered (">", stream
);
223 int len
= SCM_LENGTH (svalue
);
224 CORE_ADDR addr
= (CORE_ADDR
) SCM_CDR (svalue
);
229 int truncate
= print_max
&& len
> (int) print_max
;
232 fputs_filtered ("\"", stream
);
233 for (; done
< len
; done
+= buf_size
)
235 buf_size
= min (len
- done
, 64);
236 read_memory (addr
+ done
, buffer
, buf_size
);
238 for (i
= 0; i
< buf_size
; ++i
)
243 fputs_filtered ("\\", stream
);
245 fprintf_filtered (stream
, "%c", buffer
[i
]);
248 fputs_filtered (truncate
? "...\"" : "\"", stream
);
252 case scm_tcs_symbols
:
254 int len
= SCM_LENGTH (svalue
);
256 char * str
= (char*) alloca (len
);
257 read_memory (SCM_CDR (svalue
), str
, len
+ 1);
258 /* Should handle weird characters FIXME */
260 fputs_filtered (str
, stream
);
265 int len
= SCM_LENGTH (svalue
);
267 LONGEST elements
= SCM_CDR(svalue
);
268 fputs_filtered ("#(", stream
);
269 for (i
= 0; i
< len
; ++i
)
272 fputs_filtered (" ", stream
);
273 scm_scmval_print (scm_get_field (elements
, i
), stream
, format
,
274 deref_ref
, recurse
+ 1, pretty
);
276 fputs_filtered (")", stream
);
284 hook
= scm_get_lvector_hook (exp
, LV_PRINT_FN
);
287 scm_puts ("#<locked-vector ", port
);
288 scm_intprint(CDR(exp
), 16, port
);
289 scm_puts (">", port
);
295 scm_listify (exp
, port
, (writing
? BOOL_T
: BOOL_F
),
298 if (result
== BOOL_F
)
310 scm_raprin1 (exp
, port
, writing
);
315 int index
= SCM_CAR (svalue
) >> 8;
318 sprintf (str
, "#%d", index
);
320 char *str
= index
? SCM_CHARS (scm_heap_org
+index
) : "";
321 #define SCM_CHARS(x) ((char *)(SCM_CDR(x)))
322 char *str
= CHARS (SNAME (exp
));
324 fprintf_filtered (stream
, "#<primitive-procedure %s>",
331 scm_puts ("#<compiled-closure ", port
);
332 scm_iprin1 (CCLO_SUBR (exp
), port
, writing
);
333 scm_putc ('>', port
);
337 fprintf_filtered (stream
, "#<continuation %d @ #X%lx >",
339 (long) CHARS (svalue
));
343 if (i
< scm_numptob
&& scm_ptobs
[i
].print
&& (scm_ptobs
[i
].print
) (exp
, port
, writing
))
348 if (i
< scm_numsmob
&& scm_smobs
[i
].print
349 && (scm_smobs
[i
].print
) (exp
, port
, writing
))
354 punk
:scm_ipruk ("type", svalue
, stream
);
361 scm_val_print (type
, valaddr
, address
, stream
, format
, deref_ref
, recurse
,
370 enum val_prettyprint pretty
;
372 if (is_scmvalue_type (type
))
374 LONGEST svalue
= extract_signed_integer (valaddr
, TYPE_LENGTH (type
));
375 if (scm_inferior_print (svalue
, stream
, format
,
376 deref_ref
, recurse
, pretty
) >= 0)
381 scm_scmval_print (svalue
, stream
, format
,
382 deref_ref
, recurse
, pretty
);
390 return c_val_print (type
, valaddr
, address
, stream
, format
,
391 deref_ref
, recurse
, pretty
);
396 scm_value_print (val
, stream
, format
, pretty
)
400 enum val_prettyprint pretty
;
402 return (val_print (VALUE_TYPE (val
), VALUE_CONTENTS (val
),
403 VALUE_ADDRESS (val
), stream
, format
, 1, 0, pretty
));
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