1 /* Output generating routines for GDB.
3 Copyright (C) 1999, 2000, 2001, 2002, 2004, 2005, 2007, 2008, 2009, 2010,
4 2011 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 3 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, see <http://www.gnu.org/licenses/>. */
25 #include "gdb_string.h"
26 #include "expression.h" /* For language.h */
29 #include "gdb_assert.h"
31 /* table header structures */
40 struct ui_out_hdr *next;
43 /* Maintain a stack so that the info applicable to the inner most list
44 is always available. Stack/nested level 0 is reserved for the
47 enum { MAX_UI_OUT_LEVELS = 8 };
51 /* Count each field; the first element is for non-list fields. */
53 /* The type of this level. */
54 enum ui_out_type type;
57 /* Tables are special. Maintain a separate structure that tracks
58 their state. At present an output can only contain a single table
59 but that restriction might eventually be lifted. */
63 /* If on, a table is being generated. */
66 /* If on, the body of a table is being generated. If off, the table
67 header is being generated. */
70 /* The level at which each entry of the table is to be found. A row
71 (a tuple) is made up of entries. Consequently ENTRY_LEVEL is one
72 above that of the table. */
75 /* Number of table columns (as specified in the table_begin call). */
78 /* String identifying the table (as specified in the table_begin
82 /* Points to the first table header (if any). */
83 struct ui_out_hdr *header_first;
85 /* Points to the last table header (if any). */
86 struct ui_out_hdr *header_last;
88 /* Points to header of NEXT column to format. */
89 struct ui_out_hdr *header_next;
94 /* The ui_out structure */
95 /* Any change here requires a corresponding one in the initialization
96 of the default uiout, which is statically initialized. */
101 /* Specific implementation of ui-out. */
102 struct ui_out_impl *impl;
105 /* Sub structure tracking the ui-out depth. */
107 struct ui_out_level levels[MAX_UI_OUT_LEVELS];
109 /* A table, if any. At present only a single table is supported. */
110 struct ui_out_table table;
113 /* The current (inner most) level. */
114 static struct ui_out_level *
115 current_level (struct ui_out *uiout)
117 return &uiout->levels[uiout->level];
120 /* Create a new level, of TYPE. Return the new level's index. */
122 push_level (struct ui_out *uiout,
123 enum ui_out_type type,
126 struct ui_out_level *current;
128 /* We had better not overflow the buffer. */
130 gdb_assert (uiout->level >= 0 && uiout->level < MAX_UI_OUT_LEVELS);
131 current = current_level (uiout);
132 current->field_count = 0;
133 current->type = type;
137 /* Discard the current level, return the discarded level's index.
138 TYPE is the type of the level being discarded. */
140 pop_level (struct ui_out *uiout,
141 enum ui_out_type type)
143 /* We had better not underflow the buffer. */
144 gdb_assert (uiout->level > 0 && uiout->level < MAX_UI_OUT_LEVELS);
145 gdb_assert (current_level (uiout)->type == type);
147 return uiout->level + 1;
151 /* These are the default implementation functions. */
153 static void default_table_begin (struct ui_out *uiout, int nbrofcols,
154 int nr_rows, const char *tblid);
155 static void default_table_body (struct ui_out *uiout);
156 static void default_table_end (struct ui_out *uiout);
157 static void default_table_header (struct ui_out *uiout, int width,
158 enum ui_align alig, const char *col_name,
160 static void default_begin (struct ui_out *uiout,
161 enum ui_out_type type,
162 int level, const char *id);
163 static void default_end (struct ui_out *uiout,
164 enum ui_out_type type,
166 static void default_field_int (struct ui_out *uiout, int fldno, int width,
170 static void default_field_skip (struct ui_out *uiout, int fldno, int width,
172 const char *fldname);
173 static void default_field_string (struct ui_out *uiout, int fldno, int width,
177 static void default_field_fmt (struct ui_out *uiout, int fldno,
178 int width, enum ui_align align,
181 va_list args) ATTRIBUTE_PRINTF (6, 0);
182 static void default_spaces (struct ui_out *uiout, int numspaces);
183 static void default_text (struct ui_out *uiout, const char *string);
184 static void default_message (struct ui_out *uiout, int verbosity,
186 va_list args) ATTRIBUTE_PRINTF (3, 0);
187 static void default_wrap_hint (struct ui_out *uiout, char *identstring);
188 static void default_flush (struct ui_out *uiout);
190 /* This is the default ui-out implementation functions vector. */
192 struct ui_out_impl default_ui_out_impl =
197 default_table_header,
202 default_field_string,
210 0, /* Does not need MI hacks. */
213 /* The default ui_out */
215 struct ui_out def_uiout =
218 &default_ui_out_impl, /* impl */
221 /* Pointer to current ui_out */
222 /* FIXME: This should not be a global, but something passed down from main.c
225 struct ui_out *uiout = &def_uiout;
227 /* These are the interfaces to implementation functions. */
229 static void uo_table_begin (struct ui_out *uiout, int nbrofcols,
230 int nr_rows, const char *tblid);
231 static void uo_table_body (struct ui_out *uiout);
232 static void uo_table_end (struct ui_out *uiout);
233 static void uo_table_header (struct ui_out *uiout, int width,
234 enum ui_align align, const char *col_name,
236 static void uo_begin (struct ui_out *uiout,
237 enum ui_out_type type,
238 int level, const char *id);
239 static void uo_end (struct ui_out *uiout,
240 enum ui_out_type type,
242 static void uo_field_int (struct ui_out *uiout, int fldno, int width,
243 enum ui_align align, const char *fldname, int value);
244 static void uo_field_skip (struct ui_out *uiout, int fldno, int width,
245 enum ui_align align, const char *fldname);
246 static void uo_field_fmt (struct ui_out *uiout, int fldno, int width,
247 enum ui_align align, const char *fldname,
248 const char *format, va_list args)
249 ATTRIBUTE_PRINTF (6, 0);
250 static void uo_spaces (struct ui_out *uiout, int numspaces);
251 static void uo_text (struct ui_out *uiout, const char *string);
252 static void uo_message (struct ui_out *uiout, int verbosity,
253 const char *format, va_list args)
254 ATTRIBUTE_PRINTF (3, 0);
255 static void uo_wrap_hint (struct ui_out *uiout, char *identstring);
256 static void uo_flush (struct ui_out *uiout);
257 static int uo_redirect (struct ui_out *uiout, struct ui_file *outstream);
259 /* Prototypes for local functions */
261 extern void _initialize_ui_out (void);
262 static void append_header_to_list (struct ui_out *uiout, int width,
263 int alignment, const char *col_name,
265 static int get_next_header (struct ui_out *uiout, int *colno, int *width,
266 int *alignment, char **colhdr);
267 static void clear_header_list (struct ui_out *uiout);
268 static void verify_field (struct ui_out *uiout, int *fldno, int *width,
271 /* exported functions (ui_out API) */
273 /* Mark beginning of a table. */
276 ui_out_table_begin (struct ui_out *uiout, int nbrofcols,
280 if (uiout->table.flag)
281 internal_error (__FILE__, __LINE__,
282 _("tables cannot be nested; table_begin found before \
283 previous table_end."));
285 uiout->table.flag = 1;
286 uiout->table.body_flag = 0;
287 uiout->table.entry_level = uiout->level + 1;
288 uiout->table.columns = nbrofcols;
290 uiout->table.id = xstrdup (tblid);
292 uiout->table.id = NULL;
293 clear_header_list (uiout);
295 uo_table_begin (uiout, nbrofcols, nr_rows, uiout->table.id);
299 ui_out_table_body (struct ui_out *uiout)
301 if (!uiout->table.flag)
302 internal_error (__FILE__, __LINE__,
303 _("table_body outside a table is not valid; it must be \
304 after a table_begin and before a table_end."));
305 if (uiout->table.body_flag)
306 internal_error (__FILE__, __LINE__,
307 _("extra table_body call not allowed; there must be \
308 only one table_body after a table_begin and before a table_end."));
309 if (uiout->table.header_next->colno != uiout->table.columns)
310 internal_error (__FILE__, __LINE__,
311 _("number of headers differ from number of table \
314 uiout->table.body_flag = 1;
315 uiout->table.header_next = uiout->table.header_first;
317 uo_table_body (uiout);
321 ui_out_table_end (struct ui_out *uiout)
323 if (!uiout->table.flag)
324 internal_error (__FILE__, __LINE__,
325 _("misplaced table_end or missing table_begin."));
327 uiout->table.entry_level = 0;
328 uiout->table.body_flag = 0;
329 uiout->table.flag = 0;
331 uo_table_end (uiout);
334 xfree (uiout->table.id);
335 clear_header_list (uiout);
339 ui_out_table_header (struct ui_out *uiout, int width, enum ui_align alignment,
340 const char *col_name,
343 if (!uiout->table.flag || uiout->table.body_flag)
344 internal_error (__FILE__, __LINE__,
345 _("table header must be specified after table_begin \
346 and before table_body."));
348 append_header_to_list (uiout, width, alignment, col_name, colhdr);
350 uo_table_header (uiout, width, alignment, col_name, colhdr);
354 do_cleanup_table_end (void *data)
356 struct ui_out *ui_out = data;
358 ui_out_table_end (ui_out);
362 make_cleanup_ui_out_table_begin_end (struct ui_out *ui_out, int nr_cols,
363 int nr_rows, const char *tblid)
365 ui_out_table_begin (ui_out, nr_cols, nr_rows, tblid);
366 return make_cleanup (do_cleanup_table_end, ui_out);
370 ui_out_begin (struct ui_out *uiout,
371 enum ui_out_type type,
376 if (uiout->table.flag && !uiout->table.body_flag)
377 internal_error (__FILE__, __LINE__,
378 _("table header or table_body expected; lists must be \
379 specified after table_body."));
381 /* Be careful to verify the ``field'' before the new tuple/list is
382 pushed onto the stack. That way the containing list/table/row is
383 verified and not the newly created tuple/list. This verification
384 is needed (at least) for the case where a table row entry
385 contains either a tuple/list. For that case bookkeeping such as
386 updating the column count or advancing to the next heading still
387 needs to be performed. */
393 verify_field (uiout, &fldno, &width, &align);
396 new_level = push_level (uiout, type, id);
398 /* If the push puts us at the same level as a table row entry, we've
399 got a new table row. Put the header pointer back to the start. */
400 if (uiout->table.body_flag
401 && uiout->table.entry_level == new_level)
402 uiout->table.header_next = uiout->table.header_first;
404 uo_begin (uiout, type, new_level, id);
408 ui_out_end (struct ui_out *uiout,
409 enum ui_out_type type)
411 int old_level = pop_level (uiout, type);
413 uo_end (uiout, type, old_level);
416 struct ui_out_end_cleanup_data
418 struct ui_out *uiout;
419 enum ui_out_type type;
423 do_cleanup_end (void *data)
425 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;
437 end_cleanup_data = XMALLOC (struct ui_out_end_cleanup_data);
438 end_cleanup_data->uiout = uiout;
439 end_cleanup_data->type = type;
440 return make_cleanup (do_cleanup_end, end_cleanup_data);
444 make_cleanup_ui_out_tuple_begin_end (struct ui_out *uiout,
447 ui_out_begin (uiout, ui_out_type_tuple, id);
448 return make_cleanup_ui_out_end (uiout, ui_out_type_tuple);
452 make_cleanup_ui_out_list_begin_end (struct ui_out *uiout,
455 ui_out_begin (uiout, ui_out_type_list, id);
456 return make_cleanup_ui_out_end (uiout, ui_out_type_list);
460 ui_out_field_int (struct ui_out *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,
484 verify_field (uiout, &fldno, &width, &align);
486 uo_field_int (uiout, fldno, input_width, input_align, fldname, value);
489 /* Documented in ui-out.h. */
492 ui_out_field_core_addr (struct ui_out *uiout,
494 struct gdbarch *gdbarch,
497 ui_out_field_string (uiout, fldname,
498 print_core_address (gdbarch, address));
502 ui_out_field_stream (struct ui_out *uiout,
504 struct ui_stream *buf)
507 char *buffer = ui_file_xstrdup (buf->stream, &length);
508 struct cleanup *old_cleanup = make_cleanup (xfree, buffer);
511 ui_out_field_string (uiout, fldname, buffer);
513 ui_out_field_skip (uiout, fldname);
514 ui_file_rewind (buf->stream);
515 do_cleanups (old_cleanup);
518 /* Used to omit a field. */
521 ui_out_field_skip (struct ui_out *uiout,
528 verify_field (uiout, &fldno, &width, &align);
530 uo_field_skip (uiout, fldno, width, align, fldname);
534 ui_out_field_string (struct ui_out *uiout,
542 verify_field (uiout, &fldno, &width, &align);
544 uo_field_string (uiout, fldno, width, align, fldname, string);
549 ui_out_field_fmt (struct ui_out *uiout,
551 const char *format, ...)
558 /* Will not align, but has to call anyway. */
559 verify_field (uiout, &fldno, &width, &align);
561 va_start (args, format);
563 uo_field_fmt (uiout, fldno, width, align, fldname, format, args);
569 ui_out_spaces (struct ui_out *uiout, int numspaces)
571 uo_spaces (uiout, numspaces);
575 ui_out_text (struct ui_out *uiout,
578 uo_text (uiout, string);
582 ui_out_message (struct ui_out *uiout, int verbosity,
583 const char *format,...)
587 va_start (args, format);
588 uo_message (uiout, verbosity, format, args);
593 ui_out_stream_new (struct ui_out *uiout)
595 struct ui_stream *tempbuf;
597 tempbuf = XMALLOC (struct ui_stream);
598 tempbuf->uiout = uiout;
599 tempbuf->stream = mem_fileopen ();
604 ui_out_stream_delete (struct ui_stream *buf)
606 ui_file_delete (buf->stream);
611 do_stream_delete (void *buf)
613 ui_out_stream_delete (buf);
617 make_cleanup_ui_out_stream_delete (struct ui_stream *buf)
619 return make_cleanup (do_stream_delete, buf);
624 ui_out_wrap_hint (struct ui_out *uiout, char *identstring)
626 uo_wrap_hint (uiout, identstring);
630 ui_out_flush (struct ui_out *uiout)
636 ui_out_redirect (struct ui_out *uiout, struct ui_file *outstream)
638 return uo_redirect (uiout, outstream);
641 /* Set the flags specified by the mask given. */
643 ui_out_set_flags (struct ui_out *uiout, int mask)
645 int oldflags = uiout->flags;
647 uiout->flags |= mask;
651 /* Clear the flags specified by the mask given. */
653 ui_out_clear_flags (struct ui_out *uiout, int mask)
655 int oldflags = uiout->flags;
657 uiout->flags &= ~mask;
661 /* Test the flags against the mask given. */
663 ui_out_test_flags (struct ui_out *uiout, int mask)
665 return (uiout->flags & mask);
668 /* Obtain the current verbosity level (as stablished by the
669 'set verbositylevel' command. */
672 ui_out_get_verblvl (struct ui_out *uiout)
674 /* FIXME: not implemented yet. */
680 ui_out_result_begin (struct ui_out *uiout, char *class)
685 ui_out_result_end (struct ui_out *uiout)
690 ui_out_info_begin (struct ui_out *uiout, char *class)
695 ui_out_info_end (struct ui_out *uiout)
700 ui_out_notify_begin (struct ui_out *uiout, char *class)
705 ui_out_notify_end (struct ui_out *uiout)
710 ui_out_error_begin (struct ui_out *uiout, char *class)
715 ui_out_error_end (struct ui_out *uiout)
722 gdb_error (ui_out * uiout, int severity, char *format,...)
728 gdb_query (struct ui_out *uiout, int qflags, char *qprompt)
734 ui_out_is_mi_like_p (struct ui_out *uiout)
736 return uiout->impl->is_mi_like_p;
739 /* Default gdb-out hook functions. */
742 default_table_begin (struct ui_out *uiout, int nbrofcols,
749 default_table_body (struct ui_out *uiout)
754 default_table_end (struct ui_out *uiout)
759 default_table_header (struct ui_out *uiout, int width, enum ui_align alignment,
760 const char *col_name,
766 default_begin (struct ui_out *uiout,
767 enum ui_out_type type,
774 default_end (struct ui_out *uiout,
775 enum ui_out_type type,
781 default_field_int (struct ui_out *uiout, int fldno, int width,
783 const char *fldname, int value)
788 default_field_skip (struct ui_out *uiout, int fldno, int width,
789 enum ui_align align, const char *fldname)
794 default_field_string (struct ui_out *uiout,
804 default_field_fmt (struct ui_out *uiout, int fldno, int width,
813 default_spaces (struct ui_out *uiout, int numspaces)
818 default_text (struct ui_out *uiout, const char *string)
823 default_message (struct ui_out *uiout, int verbosity,
830 default_wrap_hint (struct ui_out *uiout, char *identstring)
835 default_flush (struct ui_out *uiout)
839 /* Interface to the implementation functions. */
842 uo_table_begin (struct ui_out *uiout, int nbrofcols,
846 if (!uiout->impl->table_begin)
848 uiout->impl->table_begin (uiout, nbrofcols, nr_rows, tblid);
852 uo_table_body (struct ui_out *uiout)
854 if (!uiout->impl->table_body)
856 uiout->impl->table_body (uiout);
860 uo_table_end (struct ui_out *uiout)
862 if (!uiout->impl->table_end)
864 uiout->impl->table_end (uiout);
868 uo_table_header (struct ui_out *uiout, int width, enum ui_align align,
869 const char *col_name,
872 if (!uiout->impl->table_header)
874 uiout->impl->table_header (uiout, width, align, col_name, colhdr);
878 uo_begin (struct ui_out *uiout,
879 enum ui_out_type type,
883 if (uiout->impl->begin == NULL)
885 uiout->impl->begin (uiout, type, level, id);
889 uo_end (struct ui_out *uiout,
890 enum ui_out_type type,
893 if (uiout->impl->end == NULL)
895 uiout->impl->end (uiout, type, level);
899 uo_field_int (struct ui_out *uiout, int fldno, int width, enum ui_align align,
903 if (!uiout->impl->field_int)
905 uiout->impl->field_int (uiout, fldno, width, align, fldname, value);
909 uo_field_skip (struct ui_out *uiout, int fldno, int width, enum ui_align align,
912 if (!uiout->impl->field_skip)
914 uiout->impl->field_skip (uiout, fldno, width, align, fldname);
918 uo_field_string (struct ui_out *uiout, int fldno, int width,
923 if (!uiout->impl->field_string)
925 uiout->impl->field_string (uiout, fldno, width, align, fldname, string);
929 uo_field_fmt (struct ui_out *uiout, int fldno, int width, enum ui_align align,
934 if (!uiout->impl->field_fmt)
936 uiout->impl->field_fmt (uiout, fldno, width, align, fldname, format, args);
940 uo_spaces (struct ui_out *uiout, int numspaces)
942 if (!uiout->impl->spaces)
944 uiout->impl->spaces (uiout, numspaces);
948 uo_text (struct ui_out *uiout,
951 if (!uiout->impl->text)
953 uiout->impl->text (uiout, string);
957 uo_message (struct ui_out *uiout, int verbosity,
961 if (!uiout->impl->message)
963 uiout->impl->message (uiout, verbosity, format, args);
967 uo_wrap_hint (struct ui_out *uiout, char *identstring)
969 if (!uiout->impl->wrap_hint)
971 uiout->impl->wrap_hint (uiout, identstring);
975 uo_flush (struct ui_out *uiout)
977 if (!uiout->impl->flush)
979 uiout->impl->flush (uiout);
983 uo_redirect (struct ui_out *uiout, struct ui_file *outstream)
985 if (!uiout->impl->redirect)
987 uiout->impl->redirect (uiout, outstream);
991 /* local functions */
993 /* List of column headers manipulation routines. */
996 clear_header_list (struct ui_out *uiout)
998 while (uiout->table.header_first != NULL)
1000 uiout->table.header_next = uiout->table.header_first;
1001 uiout->table.header_first = uiout->table.header_first->next;
1002 if (uiout->table.header_next->colhdr != NULL)
1003 xfree (uiout->table.header_next->colhdr);
1004 xfree (uiout->table.header_next);
1006 gdb_assert (uiout->table.header_first == NULL);
1007 uiout->table.header_last = NULL;
1008 uiout->table.header_next = NULL;
1012 append_header_to_list (struct ui_out *uiout,
1015 const char *col_name,
1018 struct ui_out_hdr *temphdr;
1020 temphdr = XMALLOC (struct ui_out_hdr);
1021 temphdr->width = width;
1022 temphdr->alignment = alignment;
1023 /* We have to copy the column title as the original may be an
1026 temphdr->colhdr = xstrdup (colhdr);
1028 temphdr->colhdr = NULL;
1030 if (col_name != NULL)
1031 temphdr->col_name = xstrdup (col_name);
1032 else if (colhdr != NULL)
1033 temphdr->col_name = xstrdup (colhdr);
1035 temphdr->col_name = NULL;
1037 temphdr->next = NULL;
1038 if (uiout->table.header_first == NULL)
1041 uiout->table.header_first = temphdr;
1042 uiout->table.header_last = temphdr;
1046 temphdr->colno = uiout->table.header_last->colno + 1;
1047 uiout->table.header_last->next = temphdr;
1048 uiout->table.header_last = temphdr;
1050 uiout->table.header_next = uiout->table.header_last;
1053 /* Extract the format information for the NEXT header and advance
1054 the header pointer. Return 0 if there was no next header. */
1057 get_next_header (struct ui_out *uiout,
1063 /* There may be no headers at all or we may have used all columns. */
1064 if (uiout->table.header_next == NULL)
1066 *colno = uiout->table.header_next->colno;
1067 *width = uiout->table.header_next->width;
1068 *alignment = uiout->table.header_next->alignment;
1069 *colhdr = uiout->table.header_next->colhdr;
1070 /* Advance the header pointer to the next entry. */
1071 uiout->table.header_next = uiout->table.header_next->next;
1076 /* Verify that the field/tuple/list is correctly positioned. Return
1077 the field number and corresponding alignment (if
1078 available/applicable). */
1081 verify_field (struct ui_out *uiout, int *fldno, int *width, int *align)
1083 struct ui_out_level *current = current_level (uiout);
1086 if (uiout->table.flag)
1088 if (!uiout->table.body_flag)
1089 internal_error (__FILE__, __LINE__,
1090 _("table_body missing; table fields must be \
1091 specified after table_body and inside a list."));
1092 /* NOTE: cagney/2001-12-08: There was a check here to ensure
1093 that this code was only executed when uiout->level was
1094 greater than zero. That no longer applies - this code is run
1095 before each table row tuple is started and at that point the
1099 current->field_count += 1;
1101 if (uiout->table.body_flag
1102 && uiout->table.entry_level == uiout->level
1103 && get_next_header (uiout, fldno, width, align, &text))
1105 if (*fldno != current->field_count)
1106 internal_error (__FILE__, __LINE__,
1107 _("ui-out internal error in handling headers."));
1112 *align = ui_noalign;
1113 *fldno = current->field_count;
1118 /* Access to ui-out members data. */
1121 ui_out_data (struct ui_out *uiout)
1126 /* Access table field parameters. */
1128 ui_out_query_field (struct ui_out *uiout, int colno,
1129 int *width, int *alignment, char **col_name)
1131 struct ui_out_hdr *hdr;
1133 if (!uiout->table.flag)
1136 for (hdr = uiout->table.header_first; hdr; hdr = hdr->next)
1137 if (hdr->colno == colno)
1139 *width = hdr->width;
1140 *alignment = hdr->alignment;
1141 *col_name = hdr->col_name;
1148 /* Initalize private members at startup. */
1151 ui_out_new (struct ui_out_impl *impl, void *data,
1154 struct ui_out *uiout = XMALLOC (struct ui_out);
1158 uiout->flags = flags;
1159 uiout->table.flag = 0;
1160 uiout->table.body_flag = 0;
1162 memset (uiout->levels, 0, sizeof (uiout->levels));
1163 uiout->table.header_first = NULL;
1164 uiout->table.header_last = NULL;
1165 uiout->table.header_next = NULL;
1169 /* Standard gdb initialization hook. */
1172 _initialize_ui_out (void)
1174 /* nothing needs to be done */