Commit | Line | Data |
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fb40c209 | 1 | /* MI Command Set - output generating routines. |
b6ba6518 | 2 | Copyright 2000 Free Software Foundation, Inc. |
ab91fdd5 | 3 | Contributed by Cygnus Solutions (a Red Hat company). |
fb40c209 AC |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 59 Temple Place - Suite 330, | |
20 | Boston, MA 02111-1307, USA. */ | |
21 | ||
22 | #include "defs.h" | |
23 | #include "ui-out.h" | |
24 | #include "mi-out.h" | |
25 | ||
26 | /* Convenience macro for allocting typesafe memory. */ | |
27 | ||
28 | #ifndef XMALLOC | |
29 | #define XMALLOC(TYPE) (TYPE*) xmalloc (sizeof (TYPE)) | |
30 | #endif | |
31 | ||
32 | struct ui_out_data | |
33 | { | |
34 | int supress_field_separator; | |
35 | int first_header; | |
36 | struct ui_file *buffer; | |
37 | }; | |
38 | ||
39 | /* These are the MI output functions */ | |
40 | ||
e2e11a41 AC |
41 | static void mi_table_begin (struct ui_out *uiout, int nbrofcols, |
42 | const char *tblid); | |
fb40c209 AC |
43 | static void mi_table_body (struct ui_out *uiout); |
44 | static void mi_table_end (struct ui_out *uiout); | |
45 | static void mi_table_header (struct ui_out *uiout, int width, | |
e2e11a41 AC |
46 | enum ui_align alig, |
47 | const char *colhdr); | |
631ec795 AC |
48 | static void mi_begin (struct ui_out *uiout, enum ui_out_type type, |
49 | int level, const char *id); | |
50 | static void mi_end (struct ui_out *uiout, enum ui_out_type type, int level); | |
fb40c209 | 51 | static void mi_field_int (struct ui_out *uiout, int fldno, int width, |
e2e11a41 | 52 | enum ui_align alig, const char *fldname, int value); |
fb40c209 | 53 | static void mi_field_skip (struct ui_out *uiout, int fldno, int width, |
e2e11a41 | 54 | enum ui_align alig, const char *fldname); |
fb40c209 | 55 | static void mi_field_string (struct ui_out *uiout, int fldno, int width, |
e2e11a41 | 56 | enum ui_align alig, const char *fldname, |
fb40c209 AC |
57 | const char *string); |
58 | static void mi_field_fmt (struct ui_out *uiout, int fldno, | |
59 | int width, enum ui_align align, | |
e2e11a41 AC |
60 | const char *fldname, const char *format, |
61 | va_list args); | |
fb40c209 | 62 | static void mi_spaces (struct ui_out *uiout, int numspaces); |
e2e11a41 AC |
63 | static void mi_text (struct ui_out *uiout, const char *string); |
64 | static void mi_message (struct ui_out *uiout, int verbosity, | |
65 | const char *format, va_list args); | |
fb40c209 AC |
66 | static void mi_wrap_hint (struct ui_out *uiout, char *identstring); |
67 | static void mi_flush (struct ui_out *uiout); | |
68 | ||
69 | /* This is the MI ui-out implementation functions vector */ | |
70 | ||
71 | /* FIXME: This can be initialized dynamically after default is set to | |
72 | handle initial output in main.c */ | |
73 | ||
74 | struct ui_out_impl mi_ui_out_impl = | |
75 | { | |
76 | mi_table_begin, | |
77 | mi_table_body, | |
78 | mi_table_end, | |
79 | mi_table_header, | |
631ec795 AC |
80 | mi_begin, |
81 | mi_end, | |
fb40c209 AC |
82 | mi_field_int, |
83 | mi_field_skip, | |
84 | mi_field_string, | |
85 | mi_field_fmt, | |
86 | mi_spaces, | |
87 | mi_text, | |
88 | mi_message, | |
89 | mi_wrap_hint, | |
90 | mi_flush | |
91 | }; | |
92 | ||
93 | /* Prototypes for local functions */ | |
94 | ||
a14ed312 | 95 | extern void _initialize_mi_out (void); |
fb40c209 | 96 | static void field_separator (struct ui_out *uiout); |
9a0f0643 AC |
97 | static void mi_open (struct ui_out *uiout, enum ui_out_type type); |
98 | static void mi_close (struct ui_out *uiout, enum ui_out_type type); | |
fb40c209 AC |
99 | |
100 | static void out_field_fmt (struct ui_out *uiout, int fldno, char *fldname, | |
101 | char *format,...); | |
102 | ||
103 | /* Mark beginning of a table */ | |
104 | ||
105 | void | |
e2e11a41 AC |
106 | mi_table_begin (struct ui_out *uiout, int nbrofcols, |
107 | const char *tblid) | |
fb40c209 AC |
108 | { |
109 | struct ui_out_data *data = ui_out_data (uiout); | |
110 | field_separator (uiout); | |
111 | if (tblid) | |
112 | fprintf_unfiltered (data->buffer, "%s=", tblid); | |
666547aa | 113 | mi_open (uiout, ui_out_type_tuple); |
fb40c209 AC |
114 | data->first_header = 0; |
115 | data->supress_field_separator = 1; | |
116 | } | |
117 | ||
118 | /* Mark beginning of a table body */ | |
119 | ||
120 | void | |
fba45db2 | 121 | mi_table_body (struct ui_out *uiout) |
fb40c209 AC |
122 | { |
123 | struct ui_out_data *data = ui_out_data (uiout); | |
124 | /* close the table header line if there were any headers */ | |
125 | if (data->first_header) | |
666547aa | 126 | mi_close (uiout, ui_out_type_tuple); |
fb40c209 AC |
127 | } |
128 | ||
129 | /* Mark end of a table */ | |
130 | ||
131 | void | |
fba45db2 | 132 | mi_table_end (struct ui_out *uiout) |
fb40c209 AC |
133 | { |
134 | struct ui_out_data *data = ui_out_data (uiout); | |
666547aa | 135 | mi_close (uiout, ui_out_type_tuple); |
fb40c209 AC |
136 | /* If table was empty this flag did not get reset yet */ |
137 | data->supress_field_separator = 0; | |
138 | } | |
139 | ||
140 | /* Specify table header */ | |
141 | ||
142 | void | |
e2e11a41 AC |
143 | mi_table_header (struct ui_out *uiout, int width, int alignment, |
144 | const char *colhdr) | |
fb40c209 AC |
145 | { |
146 | struct ui_out_data *data = ui_out_data (uiout); | |
147 | if (!data->first_header++) | |
148 | { | |
149 | fputs_unfiltered ("hdr=", data->buffer); | |
666547aa | 150 | mi_open (uiout, ui_out_type_tuple); |
fb40c209 AC |
151 | } |
152 | mi_field_string (uiout, 0, width, alignment, 0, colhdr); | |
153 | } | |
154 | ||
155 | /* Mark beginning of a list */ | |
156 | ||
157 | void | |
631ec795 AC |
158 | mi_begin (struct ui_out *uiout, |
159 | enum ui_out_type type, | |
160 | int level, | |
9a0f0643 | 161 | const char *id) |
fb40c209 AC |
162 | { |
163 | struct ui_out_data *data = ui_out_data (uiout); | |
164 | field_separator (uiout); | |
165 | data->supress_field_separator = 1; | |
9a0f0643 AC |
166 | if (id) |
167 | fprintf_unfiltered (data->buffer, "%s=", id); | |
168 | mi_open (uiout, type); | |
fb40c209 AC |
169 | } |
170 | ||
171 | /* Mark end of a list */ | |
172 | ||
173 | void | |
631ec795 AC |
174 | mi_end (struct ui_out *uiout, |
175 | enum ui_out_type type, | |
176 | int level) | |
fb40c209 AC |
177 | { |
178 | struct ui_out_data *data = ui_out_data (uiout); | |
9a0f0643 | 179 | mi_close (uiout, type); |
fb40c209 AC |
180 | /* If list was empty this flag did not get reset yet */ |
181 | data->supress_field_separator = 0; | |
182 | } | |
183 | ||
184 | /* output an int field */ | |
185 | ||
186 | void | |
fba45db2 | 187 | mi_field_int (struct ui_out *uiout, int fldno, int width, int alignment, |
e2e11a41 | 188 | const char *fldname, int value) |
fb40c209 AC |
189 | { |
190 | char buffer[20]; /* FIXME: how many chars long a %d can become? */ | |
191 | ||
192 | sprintf (buffer, "%d", value); | |
193 | mi_field_string (uiout, fldno, width, alignment, fldname, buffer); | |
194 | } | |
195 | ||
196 | /* used to ommit a field */ | |
197 | ||
198 | void | |
fba45db2 | 199 | mi_field_skip (struct ui_out *uiout, int fldno, int width, int alignment, |
e2e11a41 | 200 | const char *fldname) |
fb40c209 AC |
201 | { |
202 | mi_field_string (uiout, fldno, width, alignment, fldname, ""); | |
203 | } | |
204 | ||
205 | /* other specific mi_field_* end up here so alignment and field | |
206 | separators are both handled by mi_field_string */ | |
207 | ||
208 | void | |
209 | mi_field_string (struct ui_out *uiout, | |
210 | int fldno, | |
211 | int width, | |
212 | int align, | |
e2e11a41 | 213 | const char *fldname, |
fb40c209 AC |
214 | const char *string) |
215 | { | |
216 | struct ui_out_data *data = ui_out_data (uiout); | |
217 | field_separator (uiout); | |
218 | if (fldname) | |
219 | fprintf_unfiltered (data->buffer, "%s=", fldname); | |
220 | fprintf_unfiltered (data->buffer, "\""); | |
221 | if (string) | |
222 | fputstr_unfiltered (string, '"', data->buffer); | |
223 | fprintf_unfiltered (data->buffer, "\""); | |
224 | } | |
225 | ||
226 | /* This is the only field function that does not align */ | |
227 | ||
228 | void | |
229 | mi_field_fmt (struct ui_out *uiout, int fldno, | |
230 | int width, enum ui_align align, | |
e2e11a41 AC |
231 | const char *fldname, |
232 | const char *format, | |
233 | va_list args) | |
fb40c209 AC |
234 | { |
235 | struct ui_out_data *data = ui_out_data (uiout); | |
236 | field_separator (uiout); | |
237 | if (fldname) | |
238 | fprintf_unfiltered (data->buffer, "%s=\"", fldname); | |
239 | else | |
240 | fputs_unfiltered ("\"", data->buffer); | |
241 | vfprintf_unfiltered (data->buffer, format, args); | |
242 | fputs_unfiltered ("\"", data->buffer); | |
243 | } | |
244 | ||
245 | void | |
fba45db2 | 246 | mi_spaces (struct ui_out *uiout, int numspaces) |
fb40c209 AC |
247 | { |
248 | } | |
249 | ||
250 | void | |
e2e11a41 | 251 | mi_text (struct ui_out *uiout, const char *string) |
fb40c209 AC |
252 | { |
253 | } | |
254 | ||
255 | void | |
e2e11a41 AC |
256 | mi_message (struct ui_out *uiout, int verbosity, |
257 | const char *format, | |
258 | va_list args) | |
fb40c209 AC |
259 | { |
260 | } | |
261 | ||
262 | void | |
fba45db2 | 263 | mi_wrap_hint (struct ui_out *uiout, char *identstring) |
fb40c209 AC |
264 | { |
265 | wrap_here (identstring); | |
266 | } | |
267 | ||
268 | void | |
fba45db2 | 269 | mi_flush (struct ui_out *uiout) |
fb40c209 AC |
270 | { |
271 | struct ui_out_data *data = ui_out_data (uiout); | |
272 | gdb_flush (data->buffer); | |
273 | } | |
274 | ||
275 | /* local functions */ | |
276 | ||
277 | /* Like mi_field_fmt, but takes a variable number of args | |
278 | and makes a va_list and does not insert a separator */ | |
279 | ||
280 | /* VARARGS */ | |
281 | static void | |
282 | out_field_fmt (struct ui_out *uiout, int fldno, char *fldname, | |
283 | char *format,...) | |
284 | { | |
285 | struct ui_out_data *data = ui_out_data (uiout); | |
286 | va_list args; | |
287 | ||
288 | field_separator (uiout); | |
289 | if (fldname) | |
290 | fprintf_unfiltered (data->buffer, "%s=\"", fldname); | |
291 | else | |
292 | fputs_unfiltered ("\"", data->buffer); | |
293 | ||
294 | va_start (args, format); | |
295 | vfprintf_unfiltered (data->buffer, format, args); | |
296 | ||
297 | fputs_unfiltered ("\"", data->buffer); | |
298 | ||
299 | va_end (args); | |
300 | } | |
301 | ||
302 | /* access to ui_out format private members */ | |
303 | ||
304 | static void | |
305 | field_separator (struct ui_out *uiout) | |
306 | { | |
307 | struct ui_out_data *data = ui_out_data (uiout); | |
308 | if (data->supress_field_separator) | |
309 | data->supress_field_separator = 0; | |
310 | else | |
311 | fputc_unfiltered (',', data->buffer); | |
312 | } | |
313 | ||
314 | static void | |
9a0f0643 AC |
315 | mi_open (struct ui_out *uiout, |
316 | enum ui_out_type type) | |
fb40c209 AC |
317 | { |
318 | struct ui_out_data *data = ui_out_data (uiout); | |
5a9aa5dc AC |
319 | switch (type) |
320 | { | |
321 | case ui_out_type_tuple: | |
322 | fputc_unfiltered ('{', data->buffer); | |
323 | break; | |
324 | case ui_out_type_list: | |
325 | fputc_unfiltered ('[', data->buffer); | |
326 | break; | |
327 | default: | |
328 | internal_error (__FILE__, __LINE__, "bad switch"); | |
329 | } | |
fb40c209 AC |
330 | } |
331 | ||
332 | static void | |
9a0f0643 AC |
333 | mi_close (struct ui_out *uiout, |
334 | enum ui_out_type type) | |
fb40c209 AC |
335 | { |
336 | struct ui_out_data *data = ui_out_data (uiout); | |
5a9aa5dc AC |
337 | switch (type) |
338 | { | |
339 | case ui_out_type_tuple: | |
340 | fputc_unfiltered ('}', data->buffer); | |
341 | break; | |
342 | case ui_out_type_list: | |
343 | fputc_unfiltered (']', data->buffer); | |
344 | break; | |
345 | default: | |
346 | internal_error (__FILE__, __LINE__, "bad switch"); | |
347 | } | |
fb40c209 AC |
348 | } |
349 | ||
350 | /* add a string to the buffer */ | |
351 | ||
352 | void | |
353 | mi_out_buffered (struct ui_out *uiout, char *string) | |
354 | { | |
355 | struct ui_out_data *data = ui_out_data (uiout); | |
356 | fprintf_unfiltered (data->buffer, "%s", string); | |
357 | } | |
358 | ||
359 | /* clear the buffer */ | |
360 | ||
361 | void | |
362 | mi_out_rewind (struct ui_out *uiout) | |
363 | { | |
364 | struct ui_out_data *data = ui_out_data (uiout); | |
365 | ui_file_rewind (data->buffer); | |
366 | } | |
367 | ||
368 | /* dump the buffer onto the specified stream */ | |
369 | ||
370 | static void | |
371 | do_write (void *data, const char *buffer, long length_buffer) | |
372 | { | |
373 | ui_file_write (data, buffer, length_buffer); | |
374 | } | |
375 | ||
376 | void | |
377 | mi_out_put (struct ui_out *uiout, | |
378 | struct ui_file *stream) | |
379 | { | |
380 | struct ui_out_data *data = ui_out_data (uiout); | |
381 | ui_file_put (data->buffer, do_write, stream); | |
382 | ui_file_rewind (data->buffer); | |
383 | } | |
384 | ||
385 | /* initalize private members at startup */ | |
386 | ||
387 | struct ui_out * | |
388 | mi_out_new (void) | |
389 | { | |
390 | int flags = 0; | |
391 | struct ui_out_data *data = XMALLOC (struct ui_out_data); | |
392 | data->supress_field_separator = 0; | |
393 | /* FIXME: This code should be using a ``string_file'' and not the | |
394 | TUI buffer hack. */ | |
395 | data->buffer = mem_fileopen (); | |
396 | return ui_out_new (&mi_ui_out_impl, data, flags); | |
397 | } | |
398 | ||
399 | /* standard gdb initialization hook */ | |
400 | void | |
fba45db2 | 401 | _initialize_mi_out (void) |
fb40c209 AC |
402 | { |
403 | /* nothing happens here */ | |
404 | } |