1 /* Output generating routines for GDB CLI.
3 Copyright 1999, 2000, 2001, 2002, 2003 Free Software Foundation,
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., 59 Temple Place - Suite 330,
24 Boston, MA 02111-1307, USA. */
29 #include "gdb_string.h"
30 #include "gdb_assert.h"
34 struct ui_file *stream;
39 typedef struct ui_out_data tui_out_data;
41 /* These are the CLI output functions */
43 static void tui_table_begin (struct ui_out *uiout, int nbrofcols,
44 int nr_rows, const char *tblid);
45 static void tui_table_body (struct ui_out *uiout);
46 static void tui_table_end (struct ui_out *uiout);
47 static void tui_table_header (struct ui_out *uiout, int width,
48 enum ui_align alig, const char *col_name,
50 static void tui_begin (struct ui_out *uiout, enum ui_out_type type,
51 int level, const char *lstid);
52 static void tui_end (struct ui_out *uiout, enum ui_out_type type, int level);
53 static void tui_field_int (struct ui_out *uiout, int fldno, int width,
54 enum ui_align alig, const char *fldname, int value);
55 static void tui_field_skip (struct ui_out *uiout, int fldno, int width,
56 enum ui_align alig, const char *fldname);
57 static void tui_field_string (struct ui_out *uiout, int fldno, int width,
58 enum ui_align alig, const char *fldname,
60 static void tui_field_fmt (struct ui_out *uiout, int fldno,
61 int width, enum ui_align align,
62 const char *fldname, const char *format,
64 static void tui_spaces (struct ui_out *uiout, int numspaces);
65 static void tui_text (struct ui_out *uiout, const char *string);
66 static void tui_message (struct ui_out *uiout, int verbosity,
67 const char *format, va_list args);
68 static void tui_wrap_hint (struct ui_out *uiout, char *identstring);
69 static void tui_flush (struct ui_out *uiout);
71 /* This is the CLI ui-out implementation functions vector */
73 /* FIXME: This can be initialized dynamically after default is set to
74 handle initial output in main.c */
76 static struct ui_out_impl tui_ui_out_impl =
94 0, /* Does not need MI hacks (i.e. needs CLI hacks). */
97 /* Prototypes for local functions */
99 extern void _initialize_tui_out (void);
101 static void field_separator (void);
103 static void out_field_fmt (struct ui_out *uiout, int fldno,
105 const char *format,...);
107 /* local variables */
111 /* Mark beginning of a table */
114 tui_table_begin (struct ui_out *uiout, int nbrofcols,
118 tui_out_data *data = ui_out_data (uiout);
120 data->suppress_output = 1;
122 /* Only the table suppresses the output and, fortunately, a table
123 is not a recursive data structure. */
124 gdb_assert (data->suppress_output == 0);
127 /* Mark beginning of a table body */
130 tui_table_body (struct ui_out *uiout)
132 tui_out_data *data = ui_out_data (uiout);
133 if (data->suppress_output)
135 /* first, close the table header line */
136 tui_text (uiout, "\n");
139 /* Mark end of a table */
142 tui_table_end (struct ui_out *uiout)
144 tui_out_data *data = ui_out_data (uiout);
145 data->suppress_output = 0;
148 /* Specify table header */
151 tui_table_header (struct ui_out *uiout, int width, enum ui_align alignment,
152 const char *col_name,
155 tui_out_data *data = ui_out_data (uiout);
156 if (data->suppress_output)
158 tui_field_string (uiout, 0, width, alignment, 0, colhdr);
161 /* Mark beginning of a list */
164 tui_begin (struct ui_out *uiout,
165 enum ui_out_type type,
169 tui_out_data *data = ui_out_data (uiout);
170 if (data->suppress_output)
174 /* Mark end of a list */
177 tui_end (struct ui_out *uiout,
178 enum ui_out_type type,
181 tui_out_data *data = ui_out_data (uiout);
182 if (data->suppress_output)
186 /* output an int field */
189 tui_field_int (struct ui_out *uiout, int fldno, int width,
190 enum ui_align alignment,
191 const char *fldname, int value)
193 char buffer[20]; /* FIXME: how many chars long a %d can become? */
195 tui_out_data *data = ui_out_data (uiout);
196 if (data->suppress_output)
199 /* Don't print line number, keep it for later. */
200 if (data->start_of_line == 0 && strcmp (fldname, "line") == 0)
202 data->start_of_line ++;
206 data->start_of_line ++;
207 sprintf (buffer, "%d", value);
208 tui_field_string (uiout, fldno, width, alignment, fldname, buffer);
211 /* used to ommit a field */
214 tui_field_skip (struct ui_out *uiout, int fldno, int width,
215 enum ui_align alignment,
218 tui_out_data *data = ui_out_data (uiout);
219 if (data->suppress_output)
221 tui_field_string (uiout, fldno, width, alignment, fldname, "");
224 /* other specific tui_field_* end up here so alignment and field
225 separators are both handled by tui_field_string */
228 tui_field_string (struct ui_out *uiout,
238 tui_out_data *data = ui_out_data (uiout);
239 if (data->suppress_output)
242 if (fldname && data->line > 0 && strcmp (fldname, "file") == 0)
244 data->start_of_line ++;
247 tui_show_source (string, data->line);
252 data->start_of_line ++;
253 if ((align != ui_noalign) && string)
255 before = width - strlen (string);
260 if (align == ui_right)
262 else if (align == ui_left)
277 ui_out_spaces (uiout, before);
279 out_field_fmt (uiout, fldno, fldname, "%s", string);
281 ui_out_spaces (uiout, after);
283 if (align != ui_noalign)
287 /* This is the only field function that does not align */
290 tui_field_fmt (struct ui_out *uiout, int fldno,
291 int width, enum ui_align align,
296 tui_out_data *data = ui_out_data (uiout);
297 if (data->suppress_output)
300 data->start_of_line ++;
301 vfprintf_filtered (data->stream, format, args);
303 if (align != ui_noalign)
308 tui_spaces (struct ui_out *uiout, int numspaces)
310 tui_out_data *data = ui_out_data (uiout);
311 if (data->suppress_output)
313 print_spaces_filtered (numspaces, data->stream);
317 tui_text (struct ui_out *uiout, const char *string)
319 tui_out_data *data = ui_out_data (uiout);
320 if (data->suppress_output)
322 data->start_of_line ++;
325 if (strchr (string, '\n') != 0)
328 data->start_of_line = 0;
332 if (strchr (string, '\n'))
333 data->start_of_line = 0;
334 fputs_filtered (string, data->stream);
338 tui_message (struct ui_out *uiout, int verbosity,
339 const char *format, va_list args)
341 tui_out_data *data = ui_out_data (uiout);
342 if (data->suppress_output)
344 if (ui_out_get_verblvl (uiout) >= verbosity)
345 vfprintf_unfiltered (data->stream, format, args);
349 tui_wrap_hint (struct ui_out *uiout, char *identstring)
351 tui_out_data *data = ui_out_data (uiout);
352 if (data->suppress_output)
354 wrap_here (identstring);
358 tui_flush (struct ui_out *uiout)
360 tui_out_data *data = ui_out_data (uiout);
361 gdb_flush (data->stream);
364 /* local functions */
366 /* Like tui_field_fmt, but takes a variable number of args
367 and makes a va_list and does not insert a separator */
371 out_field_fmt (struct ui_out *uiout, int fldno,
373 const char *format,...)
375 tui_out_data *data = ui_out_data (uiout);
378 va_start (args, format);
379 vfprintf_filtered (data->stream, format, args);
384 /* access to ui_out format private members */
387 field_separator (void)
389 tui_out_data *data = ui_out_data (uiout);
390 fputc_filtered (' ', data->stream);
393 /* initalize private members at startup */
396 tui_out_new (struct ui_file *stream)
400 tui_out_data *data = XMALLOC (tui_out_data);
401 data->stream = stream;
402 data->suppress_output = 0;
404 data->start_of_line = 0;
405 return ui_out_new (&tui_ui_out_impl, data, flags);
408 /* standard gdb initialization hook */
410 _initialize_tui_out (void)
412 /* nothing needs to be done */