1 /* Output generating routines for GDB.
3 Copyright (C) 1999, 2000, 2001, 2002, 2004, 2005, 2007
4 Free Software Foundation, Inc.
6 Contributed by Cygnus Solutions.
7 Written by Fernando Nasser for Cygnus.
9 This file is part of GDB.
11 This program is free software; you can redistribute it and/or modify
12 it under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 2 of the License, or
14 (at your option) any later version.
16 This program is distributed in the hope that it will be useful,
17 but WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19 GNU General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with this program; if not, write to the Free Software
23 Foundation, Inc., 51 Franklin Street, Fifth Floor,
24 Boston, MA 02110-1301, USA. */
27 #include "gdb_string.h"
28 #include "expression.h" /* For language.h */
31 #include "gdb_assert.h"
33 /* table header structures */
42 struct ui_out_hdr
*next
;
45 /* Maintain a stack so that the info applicable to the inner most list
46 is always available. Stack/nested level 0 is reserved for the
49 enum { MAX_UI_OUT_LEVELS
= 6 };
53 /* Count each field; the first element is for non-list fields */
55 /* The type of this level. */
56 enum ui_out_type type
;
59 /* Tables are special. Maintain a separate structure that tracks
60 their state. At present an output can only contain a single table
61 but that restriction might eventually be lifted. */
65 /* If on, a table is being generated. */
68 /* If on, the body of a table is being generated. If off, the table
69 header is being generated. */
72 /* The level at which each entry of the table is to be found. A row
73 (a tuple) is made up of entries. Consequently ENTRY_LEVEL is one
74 above that of the table. */
77 /* Number of table columns (as specified in the table_begin call). */
80 /* String identifying the table (as specified in the table_begin
84 /* Points to the first table header (if any). */
85 struct ui_out_hdr
*header_first
;
87 /* Points to the last table header (if any). */
88 struct ui_out_hdr
*header_last
;
90 /* Points to header of NEXT column to format. */
91 struct ui_out_hdr
*header_next
;
96 /* The ui_out structure */
97 /* Any change here requires a corresponding one in the initialization
98 of the default uiout, which is statically initialized */
103 /* specific implementation of ui-out */
104 struct ui_out_impl
*impl
;
105 struct ui_out_data
*data
;
107 /* Sub structure tracking the ui-out depth. */
109 struct ui_out_level levels
[MAX_UI_OUT_LEVELS
];
111 /* A table, if any. At present only a single table is supported. */
112 struct ui_out_table table
;
115 /* The current (inner most) level. */
116 static struct ui_out_level
*
117 current_level (struct ui_out
*uiout
)
119 return &uiout
->levels
[uiout
->level
];
122 /* Create a new level, of TYPE. Return the new level's index. */
124 push_level (struct ui_out
*uiout
,
125 enum ui_out_type type
,
128 struct ui_out_level
*current
;
129 /* We had better not overflow the buffer. */
131 gdb_assert (uiout
->level
>= 0 && uiout
->level
< MAX_UI_OUT_LEVELS
);
132 current
= current_level (uiout
);
133 current
->field_count
= 0;
134 current
->type
= type
;
138 /* Discard the current level, return the discarded level's index.
139 TYPE is the type of the level being discarded. */
141 pop_level (struct ui_out
*uiout
,
142 enum ui_out_type type
)
144 /* We had better not underflow the buffer. */
145 gdb_assert (uiout
->level
> 0 && uiout
->level
< MAX_UI_OUT_LEVELS
);
146 gdb_assert (current_level (uiout
)->type
== type
);
148 return uiout
->level
+ 1;
152 /* These are the default implementation functions */
154 static void default_table_begin (struct ui_out
*uiout
, int nbrofcols
,
155 int nr_rows
, const char *tblid
);
156 static void default_table_body (struct ui_out
*uiout
);
157 static void default_table_end (struct ui_out
*uiout
);
158 static void default_table_header (struct ui_out
*uiout
, int width
,
159 enum ui_align alig
, const char *col_name
,
161 static void default_begin (struct ui_out
*uiout
,
162 enum ui_out_type type
,
163 int level
, const char *id
);
164 static void default_end (struct ui_out
*uiout
,
165 enum ui_out_type type
,
167 static void default_field_int (struct ui_out
*uiout
, int fldno
, int width
,
171 static void default_field_skip (struct ui_out
*uiout
, int fldno
, int width
,
173 const char *fldname
);
174 static void default_field_string (struct ui_out
*uiout
, int fldno
, int width
,
178 static void default_field_fmt (struct ui_out
*uiout
, int fldno
,
179 int width
, enum ui_align align
,
182 va_list args
) ATTR_FORMAT (printf
, 6, 0);
183 static void default_spaces (struct ui_out
*uiout
, int numspaces
);
184 static void default_text (struct ui_out
*uiout
, const char *string
);
185 static void default_message (struct ui_out
*uiout
, int verbosity
,
187 va_list args
) ATTR_FORMAT (printf
, 3, 0);
188 static void default_wrap_hint (struct ui_out
*uiout
, char *identstring
);
189 static void default_flush (struct ui_out
*uiout
);
191 /* This is the default ui-out implementation functions vector */
193 struct ui_out_impl default_ui_out_impl
=
198 default_table_header
,
203 default_field_string
,
211 0, /* Does not need MI hacks. */
214 /* The default ui_out */
216 struct ui_out def_uiout
=
219 &default_ui_out_impl
, /* impl */
222 /* Pointer to current ui_out */
223 /* FIXME: This should not be a global, but something passed down from main.c
226 struct ui_out
*uiout
= &def_uiout
;
228 /* These are the interfaces to implementation functions */
230 static void uo_table_begin (struct ui_out
*uiout
, int nbrofcols
,
231 int nr_rows
, const char *tblid
);
232 static void uo_table_body (struct ui_out
*uiout
);
233 static void uo_table_end (struct ui_out
*uiout
);
234 static void uo_table_header (struct ui_out
*uiout
, int width
,
235 enum ui_align align
, const char *col_name
,
237 static void uo_begin (struct ui_out
*uiout
,
238 enum ui_out_type type
,
239 int level
, const char *id
);
240 static void uo_end (struct ui_out
*uiout
,
241 enum ui_out_type type
,
243 static void uo_field_int (struct ui_out
*uiout
, int fldno
, int width
,
244 enum ui_align align
, const char *fldname
, int value
);
245 static void uo_field_skip (struct ui_out
*uiout
, int fldno
, int width
,
246 enum ui_align align
, const char *fldname
);
247 static void uo_field_string (struct ui_out
*uiout
, int fldno
, int width
,
248 enum ui_align align
, const char *fldname
,
250 static void uo_field_fmt (struct ui_out
*uiout
, int fldno
, int width
,
251 enum ui_align align
, const char *fldname
,
252 const char *format
, va_list args
)
253 ATTR_FORMAT (printf
, 6, 0);
254 static void uo_spaces (struct ui_out
*uiout
, int numspaces
);
255 static void uo_text (struct ui_out
*uiout
, const char *string
);
256 static void uo_message (struct ui_out
*uiout
, int verbosity
,
257 const char *format
, va_list args
)
258 ATTR_FORMAT (printf
, 3, 0);
259 static void uo_wrap_hint (struct ui_out
*uiout
, char *identstring
);
260 static void uo_flush (struct ui_out
*uiout
);
261 static int uo_redirect (struct ui_out
*uiout
, struct ui_file
*outstream
);
263 /* Prototypes for local functions */
265 extern void _initialize_ui_out (void);
266 static void append_header_to_list (struct ui_out
*uiout
, int width
,
267 int alignment
, const char *col_name
,
269 static int get_next_header (struct ui_out
*uiout
, int *colno
, int *width
,
270 int *alignment
, char **colhdr
);
271 static void clear_header_list (struct ui_out
*uiout
);
272 static void verify_field (struct ui_out
*uiout
, int *fldno
, int *width
,
275 /* exported functions (ui_out API) */
277 /* Mark beginning of a table */
280 ui_out_table_begin (struct ui_out
*uiout
, int nbrofcols
,
284 if (uiout
->table
.flag
)
285 internal_error (__FILE__
, __LINE__
,
286 _("tables cannot be nested; table_begin found before \
287 previous table_end."));
289 uiout
->table
.flag
= 1;
290 uiout
->table
.body_flag
= 0;
291 uiout
->table
.entry_level
= uiout
->level
+ 1;
292 uiout
->table
.columns
= nbrofcols
;
294 uiout
->table
.id
= xstrdup (tblid
);
296 uiout
->table
.id
= NULL
;
297 clear_header_list (uiout
);
299 uo_table_begin (uiout
, nbrofcols
, nr_rows
, uiout
->table
.id
);
303 ui_out_table_body (struct ui_out
*uiout
)
305 if (!uiout
->table
.flag
)
306 internal_error (__FILE__
, __LINE__
,
307 _("table_body outside a table is not valid; it must be \
308 after a table_begin and before a table_end."));
309 if (uiout
->table
.body_flag
)
310 internal_error (__FILE__
, __LINE__
,
311 _("extra table_body call not allowed; there must be \
312 only one table_body after a table_begin and before a table_end."));
313 if (uiout
->table
.header_next
->colno
!= uiout
->table
.columns
)
314 internal_error (__FILE__
, __LINE__
,
315 _("number of headers differ from number of table \
318 uiout
->table
.body_flag
= 1;
319 uiout
->table
.header_next
= uiout
->table
.header_first
;
321 uo_table_body (uiout
);
325 ui_out_table_end (struct ui_out
*uiout
)
327 if (!uiout
->table
.flag
)
328 internal_error (__FILE__
, __LINE__
,
329 _("misplaced table_end or missing table_begin."));
331 uiout
->table
.entry_level
= 0;
332 uiout
->table
.body_flag
= 0;
333 uiout
->table
.flag
= 0;
335 uo_table_end (uiout
);
338 xfree (uiout
->table
.id
);
339 clear_header_list (uiout
);
343 ui_out_table_header (struct ui_out
*uiout
, int width
, enum ui_align alignment
,
344 const char *col_name
,
347 if (!uiout
->table
.flag
|| uiout
->table
.body_flag
)
348 internal_error (__FILE__
, __LINE__
,
349 _("table header must be specified after table_begin \
350 and before table_body."));
352 append_header_to_list (uiout
, width
, alignment
, col_name
, colhdr
);
354 uo_table_header (uiout
, width
, alignment
, col_name
, colhdr
);
358 do_cleanup_table_end (void *data
)
360 struct ui_out
*ui_out
= data
;
362 ui_out_table_end (ui_out
);
366 make_cleanup_ui_out_table_begin_end (struct ui_out
*ui_out
, int nr_cols
,
367 int nr_rows
, const char *tblid
)
369 ui_out_table_begin (ui_out
, nr_cols
, nr_rows
, tblid
);
370 return make_cleanup (do_cleanup_table_end
, ui_out
);
374 ui_out_begin (struct ui_out
*uiout
,
375 enum ui_out_type type
,
379 if (uiout
->table
.flag
&& !uiout
->table
.body_flag
)
380 internal_error (__FILE__
, __LINE__
,
381 _("table header or table_body expected; lists must be \
382 specified after table_body."));
384 /* Be careful to verify the ``field'' before the new tuple/list is
385 pushed onto the stack. That way the containing list/table/row is
386 verified and not the newly created tuple/list. This verification
387 is needed (at least) for the case where a table row entry
388 contains either a tuple/list. For that case bookkeeping such as
389 updating the column count or advancing to the next heading still
390 needs to be performed. */
395 verify_field (uiout
, &fldno
, &width
, &align
);
398 new_level
= push_level (uiout
, type
, id
);
400 /* If the push puts us at the same level as a table row entry, we've
401 got a new table row. Put the header pointer back to the start. */
402 if (uiout
->table
.body_flag
403 && uiout
->table
.entry_level
== new_level
)
404 uiout
->table
.header_next
= uiout
->table
.header_first
;
406 uo_begin (uiout
, type
, new_level
, id
);
410 ui_out_end (struct ui_out
*uiout
,
411 enum ui_out_type type
)
413 int old_level
= pop_level (uiout
, type
);
414 uo_end (uiout
, type
, old_level
);
417 struct ui_out_end_cleanup_data
419 struct ui_out
*uiout
;
420 enum ui_out_type type
;
424 do_cleanup_end (void *data
)
426 struct ui_out_end_cleanup_data
*end_cleanup_data
= data
;
427 ui_out_end (end_cleanup_data
->uiout
, end_cleanup_data
->type
);
428 xfree (end_cleanup_data
);
431 static struct cleanup
*
432 make_cleanup_ui_out_end (struct ui_out
*uiout
,
433 enum ui_out_type type
)
435 struct ui_out_end_cleanup_data
*end_cleanup_data
;
436 end_cleanup_data
= XMALLOC (struct ui_out_end_cleanup_data
);
437 end_cleanup_data
->uiout
= uiout
;
438 end_cleanup_data
->type
= type
;
439 return make_cleanup (do_cleanup_end
, end_cleanup_data
);
443 make_cleanup_ui_out_tuple_begin_end (struct ui_out
*uiout
,
446 ui_out_begin (uiout
, ui_out_type_tuple
, id
);
447 return make_cleanup_ui_out_end (uiout
, ui_out_type_tuple
);
451 make_cleanup_ui_out_list_begin_end (struct ui_out
*uiout
,
454 ui_out_begin (uiout
, ui_out_type_list
, id
);
455 return make_cleanup_ui_out_end (uiout
, ui_out_type_list
);
459 ui_out_field_int (struct ui_out
*uiout
,
466 struct ui_out_level
*current
= current_level (uiout
);
468 verify_field (uiout
, &fldno
, &width
, &align
);
470 uo_field_int (uiout
, fldno
, width
, align
, fldname
, value
);
474 ui_out_field_fmt_int (struct ui_out
*uiout
,
476 enum ui_align input_align
,
483 struct ui_out_level
*current
= current_level (uiout
);
485 verify_field (uiout
, &fldno
, &width
, &align
);
487 uo_field_int (uiout
, fldno
, input_width
, input_align
, fldname
, value
);
491 ui_out_field_core_addr (struct ui_out
*uiout
,
496 int addr_bit
= TARGET_ADDR_BIT
;
498 /* Truncate address to match deprecated_print_address_numeric(). */
499 if (addr_bit
< (sizeof (CORE_ADDR
) * HOST_CHAR_BIT
))
500 address
&= ((CORE_ADDR
) 1 << addr_bit
) - 1;
502 /* FIXME: cagney/2002-05-03: Need local_address_string() function
503 that returns the language localized string formatted to a width
504 based on TARGET_ADDR_BIT. */
505 /* deprecated_print_address_numeric (address, 1, local_stream); */
507 strcpy (addstr
, hex_string_custom (address
, 8));
509 strcpy (addstr
, hex_string_custom (address
, 16));
511 ui_out_field_string (uiout
, fldname
, addstr
);
515 ui_out_field_stream (struct ui_out
*uiout
,
517 struct ui_stream
*buf
)
520 char *buffer
= ui_file_xstrdup (buf
->stream
, &length
);
521 struct cleanup
*old_cleanup
= make_cleanup (xfree
, buffer
);
523 ui_out_field_string (uiout
, fldname
, buffer
);
525 ui_out_field_skip (uiout
, fldname
);
526 ui_file_rewind (buf
->stream
);
527 do_cleanups (old_cleanup
);
530 /* used to ommit a field */
533 ui_out_field_skip (struct ui_out
*uiout
,
540 verify_field (uiout
, &fldno
, &width
, &align
);
542 uo_field_skip (uiout
, fldno
, width
, align
, fldname
);
546 ui_out_field_string (struct ui_out
*uiout
,
554 verify_field (uiout
, &fldno
, &width
, &align
);
556 uo_field_string (uiout
, fldno
, width
, align
, fldname
, string
);
561 ui_out_field_fmt (struct ui_out
*uiout
,
563 const char *format
, ...)
570 /* will not align, but has to call anyway */
571 verify_field (uiout
, &fldno
, &width
, &align
);
573 va_start (args
, format
);
575 uo_field_fmt (uiout
, fldno
, width
, align
, fldname
, format
, args
);
581 ui_out_spaces (struct ui_out
*uiout
, int numspaces
)
583 uo_spaces (uiout
, numspaces
);
587 ui_out_text (struct ui_out
*uiout
,
590 uo_text (uiout
, string
);
594 ui_out_message (struct ui_out
*uiout
, int verbosity
,
595 const char *format
,...)
599 va_start (args
, format
);
601 uo_message (uiout
, verbosity
, format
, args
);
607 ui_out_stream_new (struct ui_out
*uiout
)
609 struct ui_stream
*tempbuf
;
611 tempbuf
= XMALLOC (struct ui_stream
);
612 tempbuf
->uiout
= uiout
;
613 tempbuf
->stream
= mem_fileopen ();
618 ui_out_stream_delete (struct ui_stream
*buf
)
620 ui_file_delete (buf
->stream
);
625 do_stream_delete (void *buf
)
627 ui_out_stream_delete (buf
);
631 make_cleanup_ui_out_stream_delete (struct ui_stream
*buf
)
633 return make_cleanup (do_stream_delete
, buf
);
638 ui_out_wrap_hint (struct ui_out
*uiout
, char *identstring
)
640 uo_wrap_hint (uiout
, identstring
);
644 ui_out_flush (struct ui_out
*uiout
)
650 ui_out_redirect (struct ui_out
*uiout
, struct ui_file
*outstream
)
652 return uo_redirect (uiout
, outstream
);
655 /* set the flags specified by the mask given */
657 ui_out_set_flags (struct ui_out
*uiout
, int mask
)
659 int oldflags
= uiout
->flags
;
661 uiout
->flags
|= mask
;
666 /* clear the flags specified by the mask given */
668 ui_out_clear_flags (struct ui_out
*uiout
, int mask
)
670 int oldflags
= uiout
->flags
;
672 uiout
->flags
&= ~mask
;
677 /* test the flags against the mask given */
679 ui_out_test_flags (struct ui_out
*uiout
, int mask
)
681 return (uiout
->flags
& mask
);
684 /* obtain the current verbosity level (as stablished by the
685 'set verbositylevel' command */
688 ui_out_get_verblvl (struct ui_out
*uiout
)
690 /* FIXME: not implemented yet */
696 ui_out_result_begin (struct ui_out
*uiout
, char *class)
701 ui_out_result_end (struct ui_out
*uiout
)
706 ui_out_info_begin (struct ui_out
*uiout
, char *class)
711 ui_out_info_end (struct ui_out
*uiout
)
716 ui_out_notify_begin (struct ui_out
*uiout
, char *class)
721 ui_out_notify_end (struct ui_out
*uiout
)
726 ui_out_error_begin (struct ui_out
*uiout
, char *class)
731 ui_out_error_end (struct ui_out
*uiout
)
738 gdb_error (ui_out
* uiout
, int severity
, char *format
,...)
744 gdb_query (struct ui_out
*uiout
, int qflags
, char *qprompt
)
750 ui_out_is_mi_like_p (struct ui_out
*uiout
)
752 return uiout
->impl
->is_mi_like_p
;
755 /* default gdb-out hook functions */
758 default_table_begin (struct ui_out
*uiout
, int nbrofcols
,
765 default_table_body (struct ui_out
*uiout
)
770 default_table_end (struct ui_out
*uiout
)
775 default_table_header (struct ui_out
*uiout
, int width
, enum ui_align alignment
,
776 const char *col_name
,
782 default_begin (struct ui_out
*uiout
,
783 enum ui_out_type type
,
790 default_end (struct ui_out
*uiout
,
791 enum ui_out_type type
,
797 default_field_int (struct ui_out
*uiout
, int fldno
, int width
,
799 const char *fldname
, int value
)
804 default_field_skip (struct ui_out
*uiout
, int fldno
, int width
,
805 enum ui_align align
, const char *fldname
)
810 default_field_string (struct ui_out
*uiout
,
820 default_field_fmt (struct ui_out
*uiout
, int fldno
, int width
,
829 default_spaces (struct ui_out
*uiout
, int numspaces
)
834 default_text (struct ui_out
*uiout
, const char *string
)
839 default_message (struct ui_out
*uiout
, int verbosity
,
846 default_wrap_hint (struct ui_out
*uiout
, char *identstring
)
851 default_flush (struct ui_out
*uiout
)
855 /* Interface to the implementation functions */
858 uo_table_begin (struct ui_out
*uiout
, int nbrofcols
,
862 if (!uiout
->impl
->table_begin
)
864 uiout
->impl
->table_begin (uiout
, nbrofcols
, nr_rows
, tblid
);
868 uo_table_body (struct ui_out
*uiout
)
870 if (!uiout
->impl
->table_body
)
872 uiout
->impl
->table_body (uiout
);
876 uo_table_end (struct ui_out
*uiout
)
878 if (!uiout
->impl
->table_end
)
880 uiout
->impl
->table_end (uiout
);
884 uo_table_header (struct ui_out
*uiout
, int width
, enum ui_align align
,
885 const char *col_name
,
888 if (!uiout
->impl
->table_header
)
890 uiout
->impl
->table_header (uiout
, width
, align
, col_name
, colhdr
);
894 uo_begin (struct ui_out
*uiout
,
895 enum ui_out_type type
,
899 if (uiout
->impl
->begin
== NULL
)
901 uiout
->impl
->begin (uiout
, type
, level
, id
);
905 uo_end (struct ui_out
*uiout
,
906 enum ui_out_type type
,
909 if (uiout
->impl
->end
== NULL
)
911 uiout
->impl
->end (uiout
, type
, level
);
915 uo_field_int (struct ui_out
*uiout
, int fldno
, int width
, enum ui_align align
,
919 if (!uiout
->impl
->field_int
)
921 uiout
->impl
->field_int (uiout
, fldno
, width
, align
, fldname
, value
);
925 uo_field_skip (struct ui_out
*uiout
, int fldno
, int width
, enum ui_align align
,
928 if (!uiout
->impl
->field_skip
)
930 uiout
->impl
->field_skip (uiout
, fldno
, width
, align
, fldname
);
934 uo_field_string (struct ui_out
*uiout
, int fldno
, int width
,
939 if (!uiout
->impl
->field_string
)
941 uiout
->impl
->field_string (uiout
, fldno
, width
, align
, fldname
, string
);
945 uo_field_fmt (struct ui_out
*uiout
, int fldno
, int width
, enum ui_align align
,
950 if (!uiout
->impl
->field_fmt
)
952 uiout
->impl
->field_fmt (uiout
, fldno
, width
, align
, fldname
, format
, args
);
956 uo_spaces (struct ui_out
*uiout
, int numspaces
)
958 if (!uiout
->impl
->spaces
)
960 uiout
->impl
->spaces (uiout
, numspaces
);
964 uo_text (struct ui_out
*uiout
,
967 if (!uiout
->impl
->text
)
969 uiout
->impl
->text (uiout
, string
);
973 uo_message (struct ui_out
*uiout
, int verbosity
,
977 if (!uiout
->impl
->message
)
979 uiout
->impl
->message (uiout
, verbosity
, format
, args
);
983 uo_wrap_hint (struct ui_out
*uiout
, char *identstring
)
985 if (!uiout
->impl
->wrap_hint
)
987 uiout
->impl
->wrap_hint (uiout
, identstring
);
991 uo_flush (struct ui_out
*uiout
)
993 if (!uiout
->impl
->flush
)
995 uiout
->impl
->flush (uiout
);
999 uo_redirect (struct ui_out
*uiout
, struct ui_file
*outstream
)
1001 if (!uiout
->impl
->redirect
)
1003 uiout
->impl
->redirect (uiout
, outstream
);
1007 /* local functions */
1009 /* list of column headers manipulation routines */
1012 clear_header_list (struct ui_out
*uiout
)
1014 while (uiout
->table
.header_first
!= NULL
)
1016 uiout
->table
.header_next
= uiout
->table
.header_first
;
1017 uiout
->table
.header_first
= uiout
->table
.header_first
->next
;
1018 if (uiout
->table
.header_next
->colhdr
!= NULL
)
1019 xfree (uiout
->table
.header_next
->colhdr
);
1020 xfree (uiout
->table
.header_next
);
1022 gdb_assert (uiout
->table
.header_first
== NULL
);
1023 uiout
->table
.header_last
= NULL
;
1024 uiout
->table
.header_next
= NULL
;
1028 append_header_to_list (struct ui_out
*uiout
,
1031 const char *col_name
,
1034 struct ui_out_hdr
*temphdr
;
1036 temphdr
= XMALLOC (struct ui_out_hdr
);
1037 temphdr
->width
= width
;
1038 temphdr
->alignment
= alignment
;
1039 /* we have to copy the column title as the original may be an automatic */
1041 temphdr
->colhdr
= xstrdup (colhdr
);
1043 temphdr
->colhdr
= NULL
;
1044 if (col_name
!= NULL
)
1045 temphdr
->col_name
= xstrdup (colhdr
);
1047 temphdr
->col_name
= xstrdup (colhdr
);
1048 temphdr
->next
= NULL
;
1049 if (uiout
->table
.header_first
== NULL
)
1052 uiout
->table
.header_first
= temphdr
;
1053 uiout
->table
.header_last
= temphdr
;
1057 temphdr
->colno
= uiout
->table
.header_last
->colno
+ 1;
1058 uiout
->table
.header_last
->next
= temphdr
;
1059 uiout
->table
.header_last
= temphdr
;
1061 uiout
->table
.header_next
= uiout
->table
.header_last
;
1064 /* Extract the format information for the NEXT header and and advance
1065 the header pointer. Return 0 if there was no next header. */
1068 get_next_header (struct ui_out
*uiout
,
1074 /* There may be no headers at all or we may have used all columns. */
1075 if (uiout
->table
.header_next
== NULL
)
1077 *colno
= uiout
->table
.header_next
->colno
;
1078 *width
= uiout
->table
.header_next
->width
;
1079 *alignment
= uiout
->table
.header_next
->alignment
;
1080 *colhdr
= uiout
->table
.header_next
->colhdr
;
1081 /* Advance the header pointer to the next entry. */
1082 uiout
->table
.header_next
= uiout
->table
.header_next
->next
;
1087 /* Verify that the field/tuple/list is correctly positioned. Return
1088 the field number and corresponding alignment (if
1089 available/applicable). */
1092 verify_field (struct ui_out
*uiout
, int *fldno
, int *width
, int *align
)
1094 struct ui_out_level
*current
= current_level (uiout
);
1097 if (uiout
->table
.flag
)
1099 if (!uiout
->table
.body_flag
)
1100 internal_error (__FILE__
, __LINE__
,
1101 _("table_body missing; table fields must be \
1102 specified after table_body and inside a list."));
1103 /* NOTE: cagney/2001-12-08: There was a check here to ensure
1104 that this code was only executed when uiout->level was
1105 greater than zero. That no longer applies - this code is run
1106 before each table row tuple is started and at that point the
1110 current
->field_count
+= 1;
1112 if (uiout
->table
.body_flag
1113 && uiout
->table
.entry_level
== uiout
->level
1114 && get_next_header (uiout
, fldno
, width
, align
, &text
))
1116 if (*fldno
!= current
->field_count
)
1117 internal_error (__FILE__
, __LINE__
,
1118 _("ui-out internal error in handling headers."));
1123 *align
= ui_noalign
;
1124 *fldno
= current
->field_count
;
1129 /* access to ui_out format private members */
1132 ui_out_get_field_separator (struct ui_out
*uiout
)
1136 /* Access to ui-out members data */
1138 struct ui_out_data
*
1139 ui_out_data (struct ui_out
*uiout
)
1144 /* initalize private members at startup */
1147 ui_out_new (struct ui_out_impl
*impl
,
1148 struct ui_out_data
*data
,
1151 struct ui_out
*uiout
= XMALLOC (struct ui_out
);
1154 uiout
->flags
= flags
;
1155 uiout
->table
.flag
= 0;
1156 uiout
->table
.body_flag
= 0;
1158 memset (uiout
->levels
, 0, sizeof (uiout
->levels
));
1159 uiout
->table
.header_first
= NULL
;
1160 uiout
->table
.header_last
= NULL
;
1161 uiout
->table
.header_next
= NULL
;
1165 /* standard gdb initialization hook */
1168 _initialize_ui_out (void)
1170 /* nothing needs to be done */