1 /* Output generating routines for GDB CLI.
3 Copyright 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
5 Contributed by Cygnus Solutions.
6 Written by Fernando Nasser for Cygnus.
8 This file is part of GDB.
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 59 Temple Place - Suite 330,
23 Boston, MA 02111-1307, USA. */
28 #include "gdb_string.h"
29 #include "gdb_assert.h"
33 struct ui_file *stream;
39 /* These are the CLI output functions */
41 static void tui_table_begin (struct ui_out *uiout, int nbrofcols,
42 int nr_rows, const char *tblid);
43 static void tui_table_body (struct ui_out *uiout);
44 static void tui_table_end (struct ui_out *uiout);
45 static void tui_table_header (struct ui_out *uiout, int width,
46 enum ui_align alig, const char *col_name,
48 static void tui_begin (struct ui_out *uiout, enum ui_out_type type,
49 int level, const char *lstid);
50 static void tui_end (struct ui_out *uiout, enum ui_out_type type, int level);
51 static void tui_field_int (struct ui_out *uiout, int fldno, int width,
52 enum ui_align alig, const char *fldname, int value);
53 static void tui_field_skip (struct ui_out *uiout, int fldno, int width,
54 enum ui_align alig, const char *fldname);
55 static void tui_field_string (struct ui_out *uiout, int fldno, int width,
56 enum ui_align alig, const char *fldname,
58 static void tui_field_fmt (struct ui_out *uiout, int fldno,
59 int width, enum ui_align align,
60 const char *fldname, const char *format,
62 static void tui_spaces (struct ui_out *uiout, int numspaces);
63 static void tui_text (struct ui_out *uiout, const char *string);
64 static void tui_message (struct ui_out *uiout, int verbosity,
65 const char *format, va_list args);
66 static void tui_wrap_hint (struct ui_out *uiout, char *identstring);
67 static void tui_flush (struct ui_out *uiout);
69 /* This is the CLI ui-out implementation functions vector */
71 /* FIXME: This can be initialized dynamically after default is set to
72 handle initial output in main.c */
74 static struct ui_out_impl tui_ui_out_impl =
91 0, /* Does not need MI hacks (i.e. needs CLI hacks). */
94 /* Prototypes for local functions */
96 extern void _initialize_tui_out (void);
98 static void field_separator (void);
100 static void out_field_fmt (struct ui_out *uiout, int fldno,
102 const char *format,...);
104 /* local variables */
108 /* Mark beginning of a table */
111 tui_table_begin (struct ui_out *uiout, int nbrofcols,
115 struct ui_out_data *data = ui_out_data (uiout);
117 data->suppress_output = 1;
119 /* Only the table suppresses the output and, fortunatly, a table
120 is not a recursive data structure. */
121 gdb_assert (data->suppress_output == 0);
124 /* Mark beginning of a table body */
127 tui_table_body (struct ui_out *uiout)
129 struct ui_out_data *data = ui_out_data (uiout);
130 if (data->suppress_output)
132 /* first, close the table header line */
133 tui_text (uiout, "\n");
136 /* Mark end of a table */
139 tui_table_end (struct ui_out *uiout)
141 struct ui_out_data *data = ui_out_data (uiout);
142 data->suppress_output = 0;
145 /* Specify table header */
148 tui_table_header (struct ui_out *uiout, int width, enum ui_align alignment,
149 const char *col_name,
152 struct ui_out_data *data = ui_out_data (uiout);
153 if (data->suppress_output)
155 tui_field_string (uiout, 0, width, alignment, 0, colhdr);
158 /* Mark beginning of a list */
161 tui_begin (struct ui_out *uiout,
162 enum ui_out_type type,
166 struct ui_out_data *data = ui_out_data (uiout);
167 if (data->suppress_output)
171 /* Mark end of a list */
174 tui_end (struct ui_out *uiout,
175 enum ui_out_type type,
178 struct ui_out_data *data = ui_out_data (uiout);
179 if (data->suppress_output)
183 /* output an int field */
186 tui_field_int (struct ui_out *uiout, int fldno, int width,
187 enum ui_align alignment,
188 const char *fldname, int value)
190 char buffer[20]; /* FIXME: how many chars long a %d can become? */
192 struct ui_out_data *data = ui_out_data (uiout);
193 if (data->suppress_output)
196 /* Don't print line number, keep it for later. */
197 if (data->start_of_line == 0 && strcmp (fldname, "line") == 0)
199 data->start_of_line ++;
203 data->start_of_line ++;
204 sprintf (buffer, "%d", value);
205 tui_field_string (uiout, fldno, width, alignment, fldname, buffer);
208 /* used to ommit a field */
211 tui_field_skip (struct ui_out *uiout, int fldno, int width,
212 enum ui_align alignment,
215 struct ui_out_data *data = ui_out_data (uiout);
216 if (data->suppress_output)
218 tui_field_string (uiout, fldno, width, alignment, fldname, "");
221 /* other specific tui_field_* end up here so alignment and field
222 separators are both handled by tui_field_string */
225 tui_field_string (struct ui_out *uiout,
235 struct ui_out_data *data = ui_out_data (uiout);
236 if (data->suppress_output)
239 if (fldname && data->line > 0 && strcmp (fldname, "file") == 0)
241 data->start_of_line ++;
244 tui_show_source (string, data->line);
249 data->start_of_line ++;
250 if ((align != ui_noalign) && string)
252 before = width - strlen (string);
257 if (align == ui_right)
259 else if (align == ui_left)
274 ui_out_spaces (uiout, before);
276 out_field_fmt (uiout, fldno, fldname, "%s", string);
278 ui_out_spaces (uiout, after);
280 if (align != ui_noalign)
284 /* This is the only field function that does not align */
287 tui_field_fmt (struct ui_out *uiout, int fldno,
288 int width, enum ui_align align,
293 struct ui_out_data *data = ui_out_data (uiout);
294 if (data->suppress_output)
297 data->start_of_line ++;
298 vfprintf_filtered (data->stream, format, args);
300 if (align != ui_noalign)
305 tui_spaces (struct ui_out *uiout, int numspaces)
307 struct ui_out_data *data = ui_out_data (uiout);
308 if (data->suppress_output)
310 print_spaces_filtered (numspaces, data->stream);
314 tui_text (struct ui_out *uiout, const char *string)
316 struct ui_out_data *data = ui_out_data (uiout);
317 if (data->suppress_output)
319 data->start_of_line ++;
322 if (strchr (string, '\n') != 0)
325 data->start_of_line = 0;
329 if (strchr (string, '\n'))
330 data->start_of_line = 0;
331 fputs_filtered (string, data->stream);
335 tui_message (struct ui_out *uiout, int verbosity,
336 const char *format, va_list args)
338 struct ui_out_data *data = ui_out_data (uiout);
339 if (data->suppress_output)
341 if (ui_out_get_verblvl (uiout) >= verbosity)
342 vfprintf_unfiltered (data->stream, format, args);
346 tui_wrap_hint (struct ui_out *uiout, char *identstring)
348 struct ui_out_data *data = ui_out_data (uiout);
349 if (data->suppress_output)
351 wrap_here (identstring);
355 tui_flush (struct ui_out *uiout)
357 struct ui_out_data *data = ui_out_data (uiout);
358 gdb_flush (data->stream);
361 /* local functions */
363 /* Like tui_field_fmt, but takes a variable number of args
364 and makes a va_list and does not insert a separator */
368 out_field_fmt (struct ui_out *uiout, int fldno,
370 const char *format,...)
372 struct ui_out_data *data = ui_out_data (uiout);
375 va_start (args, format);
376 vfprintf_filtered (data->stream, format, args);
381 /* access to ui_out format private members */
384 field_separator (void)
386 struct ui_out_data *data = ui_out_data (uiout);
387 fputc_filtered (' ', data->stream);
390 /* initalize private members at startup */
393 tui_out_new (struct ui_file *stream)
397 struct ui_out_data *data = XMALLOC (struct ui_out_data);
398 data->stream = stream;
399 data->suppress_output = 0;
401 data->start_of_line = 0;
402 return ui_out_new (&tui_ui_out_impl, data, flags);
405 /* standard gdb initialization hook */
407 _initialize_tui_out (void)
409 /* nothing needs to be done */