babeltrace-cfg: always copy the parameters of component instances
[babeltrace.git] / converter / babeltrace-cfg.c
CommitLineData
c42c79ea
PP
1/*
2 * Babeltrace trace converter - parameter parsing
3 *
4 * Copyright 2016 Philippe Proulx <pproulx@efficios.com>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22 * SOFTWARE.
23 */
24
25#include <errno.h>
26#include <stdlib.h>
27#include <string.h>
28#include <assert.h>
29#include <stdio.h>
30#include <stdbool.h>
31#include <inttypes.h>
32#include <babeltrace/babeltrace.h>
33#include <babeltrace/values.h>
34#include <popt.h>
35#include <glib.h>
36#include "babeltrace-cfg.h"
37
38/*
39 * Error printf() macro which prepends "Error: " the first time it's
40 * called. This gives a nicer feel than having a bunch of error prefixes
41 * (since the following lines usually describe the error and possible
42 * solutions), or the error prefix just at the end.
43 */
44#define printf_err(fmt, args...) \
45 do { \
46 if (is_first_error) { \
47 fprintf(stderr, "Error: "); \
48 is_first_error = false; \
49 } \
50 fprintf(stderr, fmt, ##args); \
51 } while (0)
52
53static bool is_first_error = true;
54
55/* INI-style parsing FSM states */
56enum ini_parsing_fsm_state {
57 /* Expect a map key (identifier) */
58 INI_EXPECT_MAP_KEY,
59
60 /* Expect an equal character ('=') */
61 INI_EXPECT_EQUAL,
62
63 /* Expect a value */
64 INI_EXPECT_VALUE,
65
66 /* Expect a negative number value */
67 INI_EXPECT_VALUE_NUMBER_NEG,
68
69 /* Expect a comma character (',') */
70 INI_EXPECT_COMMA,
71};
72
73/* INI-style parsing state variables */
74struct ini_parsing_state {
75 /* Lexical scanner (owned by this) */
76 GScanner *scanner;
77
78 /* Output map value object being filled (owned by this) */
79 struct bt_value *params;
80
81 /* Next expected FSM state */
82 enum ini_parsing_fsm_state expecting;
83
84 /* Last decoded map key (owned by this) */
85 char *last_map_key;
86
87 /* Complete INI-style string to parse (not owned by this) */
88 const char *arg;
89
90 /* Error buffer (not owned by this) */
91 GString *ini_error;
92};
93
94/* Offset option with "is set" boolean */
95struct offset_opt {
96 int64_t value;
97 bool is_set;
98};
99
100/* Legacy "ctf"/"lttng-live" format options */
101struct ctf_legacy_opts {
102 struct offset_opt offset_s;
103 struct offset_opt offset_ns;
104 bool stream_intersection;
105};
106
107/* Legacy "text" format options */
108struct text_legacy_opts {
109 /*
110 * output, dbg_info_dir, dbg_info_target_prefix, names,
111 * and fields are owned by this.
112 */
113 GString *output;
114 GString *dbg_info_dir;
115 GString *dbg_info_target_prefix;
116 struct bt_value *names;
117 struct bt_value *fields;
118
119 /* Flags */
120 bool no_delta;
121 bool clock_cycles;
122 bool clock_seconds;
123 bool clock_date;
124 bool clock_gmt;
125 bool dbg_info_full_path;
126};
127
128/* Legacy input format format */
129enum legacy_input_format {
130 LEGACY_INPUT_FORMAT_NONE = 0,
131 LEGACY_INPUT_FORMAT_CTF,
132 LEGACY_INPUT_FORMAT_LTTNG_LIVE,
133};
134
135/* Legacy output format format */
136enum legacy_output_format {
137 LEGACY_OUTPUT_FORMAT_NONE = 0,
138 LEGACY_OUTPUT_FORMAT_TEXT,
139 LEGACY_OUTPUT_FORMAT_CTF_METADATA,
140 LEGACY_OUTPUT_FORMAT_DUMMY,
141};
142
143/*
144 * Prints the "out of memory" error.
145 */
146static
147void print_err_oom(void)
148{
149 printf_err("Out of memory\n");
150}
151
152/*
153 * Prints duplicate legacy output format error.
154 */
155static
156void print_err_dup_legacy_output(void)
157{
158 printf_err("More than one legacy output format specified\n");
159}
160
161/*
162 * Prints duplicate legacy input format error.
163 */
164static
165void print_err_dup_legacy_input(void)
166{
167 printf_err("More than one legacy input format specified\n");
168}
169
170/*
171 * Checks if any of the "text" legacy options is set.
172 */
173static
174bool text_legacy_opts_is_any_set(struct text_legacy_opts *opts)
175{
176 return (opts->output && opts->output->len > 0) ||
177 (opts->dbg_info_dir && opts->dbg_info_dir->len > 0) ||
178 (opts->dbg_info_target_prefix &&
179 opts->dbg_info_target_prefix->len > 0) ||
180 bt_value_array_size(opts->names) > 0 ||
181 bt_value_array_size(opts->fields) > 0 ||
182 opts->no_delta || opts->clock_cycles || opts->clock_seconds ||
183 opts->clock_date || opts->clock_gmt ||
184 opts->dbg_info_full_path;
185}
186
187/*
188 * Checks if any of the "ctf" legacy options is set.
189 */
190static
191bool ctf_legacy_opts_is_any_set(struct ctf_legacy_opts *opts)
192{
193 return opts->offset_s.is_set || opts->offset_ns.is_set ||
194 opts->stream_intersection;
195}
196
197/*
198 * Appends an "expecting token" error to the INI-style parsing state's
199 * error buffer.
200 */
201static
202void ini_append_error_expecting(struct ini_parsing_state *state,
203 GScanner *scanner, const char *expecting)
204{
205 size_t i;
206 size_t pos;
207
208 g_string_append_printf(state->ini_error, "Expecting %s:\n", expecting);
209
210 /* Only print error if there's one line */
211 if (strchr(state->arg, '\n') != NULL || strlen(state->arg) == 0) {
212 return;
213 }
214
215 g_string_append_printf(state->ini_error, "\n %s\n", state->arg);
216 pos = g_scanner_cur_position(scanner) + 4;
217
218 if (!g_scanner_eof(scanner)) {
219 pos--;
220 }
221
222 for (i = 0; i < pos; ++i) {
223 g_string_append_printf(state->ini_error, " ");
224 }
225
226 g_string_append_printf(state->ini_error, "^\n\n");
227}
228
229static
230int ini_handle_state(struct ini_parsing_state *state)
231{
232 int ret = 0;
233 GTokenType token_type;
234 struct bt_value *value = NULL;
235
236 token_type = g_scanner_get_next_token(state->scanner);
237 if (token_type == G_TOKEN_EOF) {
238 if (state->expecting != INI_EXPECT_COMMA) {
239 switch (state->expecting) {
240 case INI_EXPECT_EQUAL:
241 ini_append_error_expecting(state,
242 state->scanner, "'='");
243 break;
244 case INI_EXPECT_VALUE:
245 case INI_EXPECT_VALUE_NUMBER_NEG:
246 ini_append_error_expecting(state,
247 state->scanner, "value");
248 break;
249 case INI_EXPECT_MAP_KEY:
250 ini_append_error_expecting(state,
251 state->scanner, "unquoted map key");
252 break;
253 default:
254 break;
255 }
256 goto error;
257 }
258
259 /* We're done! */
260 ret = 1;
261 goto success;
262 }
263
264 switch (state->expecting) {
265 case INI_EXPECT_MAP_KEY:
266 if (token_type != G_TOKEN_IDENTIFIER) {
267 ini_append_error_expecting(state, state->scanner,
268 "unquoted map key");
269 goto error;
270 }
271
272 free(state->last_map_key);
273 state->last_map_key =
274 strdup(state->scanner->value.v_identifier);
275 if (!state->last_map_key) {
276 g_string_append(state->ini_error,
277 "Out of memory\n");
278 goto error;
279 }
280
281 if (bt_value_map_has_key(state->params, state->last_map_key)) {
282 g_string_append_printf(state->ini_error,
6d1d5711 283 "Duplicate parameter key: `%s`\n",
c42c79ea
PP
284 state->last_map_key);
285 goto error;
286 }
287
288 state->expecting = INI_EXPECT_EQUAL;
289 goto success;
290 case INI_EXPECT_EQUAL:
291 if (token_type != G_TOKEN_CHAR) {
292 ini_append_error_expecting(state,
293 state->scanner, "'='");
294 goto error;
295 }
296
297 if (state->scanner->value.v_char != '=') {
298 ini_append_error_expecting(state,
299 state->scanner, "'='");
300 goto error;
301 }
302
303 state->expecting = INI_EXPECT_VALUE;
304 goto success;
305 case INI_EXPECT_VALUE:
306 {
307 switch (token_type) {
308 case G_TOKEN_CHAR:
309 if (state->scanner->value.v_char == '-') {
310 /* Negative number */
311 state->expecting =
312 INI_EXPECT_VALUE_NUMBER_NEG;
313 goto success;
314 } else {
315 ini_append_error_expecting(state,
316 state->scanner, "value");
317 goto error;
318 }
319 break;
320 case G_TOKEN_INT:
321 {
322 /* Positive integer */
323 uint64_t int_val = state->scanner->value.v_int64;
324
325 if (int_val > (1ULL << 63) - 1) {
326 g_string_append_printf(state->ini_error,
327 "Integer value %" PRIu64 " is outside the range of a 64-bit signed integer\n",
328 int_val);
329 goto error;
330 }
331
332 value = bt_value_integer_create_init(
333 (int64_t) int_val);
334 break;
335 }
336 case G_TOKEN_FLOAT:
337 /* Positive floating point number */
338 value = bt_value_float_create_init(
339 state->scanner->value.v_float);
340 break;
341 case G_TOKEN_STRING:
342 /* Quoted string */
343 value = bt_value_string_create_init(
344 state->scanner->value.v_string);
345 break;
346 case G_TOKEN_IDENTIFIER:
347 {
348 /*
349 * Using symbols would be appropriate here,
350 * but said symbols are allowed as map key,
351 * so it's easier to consider everything an
352 * identifier.
353 *
354 * If one of the known symbols is not
355 * recognized here, then fall back to creating
356 * a string value.
357 */
358 const char *id = state->scanner->value.v_identifier;
359
360 if (!strcmp(id, "null") || !strcmp(id, "NULL") ||
361 !strcmp(id, "nul")) {
362 value = bt_value_null;
363 } else if (!strcmp(id, "true") || !strcmp(id, "TRUE") ||
364 !strcmp(id, "yes") ||
365 !strcmp(id, "YES")) {
366 value = bt_value_bool_create_init(true);
367 } else if (!strcmp(id, "false") ||
368 !strcmp(id, "FALSE") ||
369 !strcmp(id, "no") ||
370 !strcmp(id, "NO")) {
371 value = bt_value_bool_create_init(false);
372 } else {
373 value = bt_value_string_create_init(id);
374 }
375 break;
376 }
377 default:
378 /* Unset value variable will trigger the error */
379 break;
380 }
381
382 if (!value) {
383 ini_append_error_expecting(state,
384 state->scanner, "value");
385 goto error;
386 }
387
388 state->expecting = INI_EXPECT_COMMA;
389 goto success;
390 }
391 case INI_EXPECT_VALUE_NUMBER_NEG:
392 {
393 switch (token_type) {
394 case G_TOKEN_INT:
395 {
396 /* Negative integer */
397 uint64_t int_val = state->scanner->value.v_int64;
398
399 if (int_val > (1ULL << 63) - 1) {
400 g_string_append_printf(state->ini_error,
401 "Integer value -%" PRIu64 " is outside the range of a 64-bit signed integer\n",
402 int_val);
403 goto error;
404 }
405
406 value = bt_value_integer_create_init(
407 -((int64_t) int_val));
408 break;
409 }
410 case G_TOKEN_FLOAT:
411 /* Negative floating point number */
412 value = bt_value_float_create_init(
413 -state->scanner->value.v_float);
414 break;
415 default:
416 /* Unset value variable will trigger the error */
417 break;
418 }
419
420 if (!value) {
421 ini_append_error_expecting(state,
422 state->scanner, "value");
423 goto error;
424 }
425
426 state->expecting = INI_EXPECT_COMMA;
427 goto success;
428 }
429 case INI_EXPECT_COMMA:
430 if (token_type != G_TOKEN_CHAR) {
431 ini_append_error_expecting(state,
432 state->scanner, "','");
433 goto error;
434 }
435
436 if (state->scanner->value.v_char != ',') {
437 ini_append_error_expecting(state,
438 state->scanner, "','");
439 goto error;
440 }
441
442 state->expecting = INI_EXPECT_MAP_KEY;
443 goto success;
444 default:
445 assert(false);
446 }
447
448error:
449 ret = -1;
450 goto end;
451
452success:
453 if (value) {
454 if (bt_value_map_insert(state->params,
455 state->last_map_key, value)) {
456 /* Only override return value on error */
457 ret = -1;
458 }
459 }
460
461end:
462 BT_PUT(value);
463 return ret;
464}
465
466/*
467 * Converts an INI-style argument to an equivalent map value object.
468 *
469 * Return value is owned by the caller.
470 */
471static
472struct bt_value *bt_value_from_ini(const char *arg, GString *ini_error)
473{
474 /* Lexical scanner configuration */
475 GScannerConfig scanner_config = {
476 /* Skip whitespaces */
477 .cset_skip_characters = " \t\n",
478
479 /* Identifier syntax is: [a-zA-Z_][a-zA-Z0-9_.:-]* */
480 .cset_identifier_first =
481 G_CSET_a_2_z
482 "_"
483 G_CSET_A_2_Z,
484 .cset_identifier_nth =
485 G_CSET_a_2_z
486 "_0123456789-.:"
487 G_CSET_A_2_Z,
488
489 /* "hello" and "Hello" two different keys */
490 .case_sensitive = TRUE,
491
492 /* No comments */
493 .cpair_comment_single = NULL,
494 .skip_comment_multi = TRUE,
495 .skip_comment_single = TRUE,
496 .scan_comment_multi = FALSE,
497
498 /*
499 * Do scan identifiers, including 1-char identifiers,
500 * but NULL is a normal identifier.
501 */
502 .scan_identifier = TRUE,
503 .scan_identifier_1char = TRUE,
504 .scan_identifier_NULL = FALSE,
505
506 /*
507 * No specific symbols: null and boolean "symbols" are
508 * scanned as plain identifiers.
509 */
510 .scan_symbols = FALSE,
511 .symbol_2_token = FALSE,
512 .scope_0_fallback = FALSE,
513
514 /*
515 * Scan "0b"-, "0"-, and "0x"-prefixed integers, but not
516 * integers prefixed with "$".
517 */
518 .scan_binary = TRUE,
519 .scan_octal = TRUE,
520 .scan_float = TRUE,
521 .scan_hex = TRUE,
522 .scan_hex_dollar = FALSE,
523
524 /* Convert scanned numbers to integer tokens */
525 .numbers_2_int = TRUE,
526
527 /* Support both integers and floating-point numbers */
528 .int_2_float = FALSE,
529
530 /* Scan integers as 64-bit signed integers */
531 .store_int64 = TRUE,
532
533 /* Only scan double-quoted strings */
534 .scan_string_sq = FALSE,
535 .scan_string_dq = TRUE,
536
537 /* Do not converter identifiers to string tokens */
538 .identifier_2_string = FALSE,
539
540 /* Scan characters as G_TOKEN_CHAR token */
541 .char_2_token = FALSE,
542 };
543 struct ini_parsing_state state = {
544 .scanner = NULL,
545 .params = NULL,
546 .expecting = INI_EXPECT_MAP_KEY,
547 .arg = arg,
548 .ini_error = ini_error,
549 };
550
551 state.params = bt_value_map_create();
552 if (!state.params) {
553 goto error;
554 }
555
556 state.scanner = g_scanner_new(&scanner_config);
557 if (!state.scanner) {
558 goto error;
559 }
560
561 /* Let the scan begin */
562 g_scanner_input_text(state.scanner, arg, strlen(arg));
563
564 while (true) {
565 int ret = ini_handle_state(&state);
566
567 if (ret < 0) {
568 /* Error */
569 goto error;
570 } else if (ret > 0) {
571 /* Done */
572 break;
573 }
574 }
575
576 goto end;
577
578error:
579 BT_PUT(state.params);
580
581end:
582 if (state.scanner) {
583 g_scanner_destroy(state.scanner);
584 }
585
586 free(state.last_map_key);
587 return state.params;
588}
589
590/*
591 * Returns the parameters map value object from a command-line
bdc61c70 592 * parameter option's argument.
c42c79ea
PP
593 *
594 * Return value is owned by the caller.
595 */
596static
597struct bt_value *bt_value_from_arg(const char *arg)
598{
599 struct bt_value *params = NULL;
c42c79ea
PP
600 GString *ini_error = NULL;
601
c42c79ea
PP
602 ini_error = g_string_new(NULL);
603 if (!ini_error) {
604 print_err_oom();
605 goto end;
606 }
607
608 /* Try INI-style parsing */
bdc61c70 609 params = bt_value_from_ini(arg, ini_error);
c42c79ea
PP
610 if (!params) {
611 printf_err("%s", ini_error->str);
612 goto end;
613 }
614
615end:
616 if (ini_error) {
617 g_string_free(ini_error, TRUE);
618 }
619 return params;
620}
621
622/*
623 * Returns the plugin and component names from a command-line
bdc61c70
PP
624 * source/sink option's argument. arg must have the following format:
625 *
626 * PLUGIN.COMPONENT
627 *
628 * where PLUGIN is the plugin name, and COMPONENT is the component
629 * name.
c42c79ea
PP
630 *
631 * On success, both *plugin and *component are not NULL. *plugin
632 * and *component are owned by the caller.
633 */
634static
635void plugin_component_names_from_arg(const char *arg, char **plugin,
636 char **component)
637{
638 const char *dot;
bdc61c70 639 const char *end;
c42c79ea
PP
640 size_t plugin_len;
641 size_t component_len;
642
bdc61c70 643 /* Initialize both return values to NULL: not found */
c42c79ea
PP
644 *plugin = NULL;
645 *component = NULL;
646
647 dot = strchr(arg, '.');
bdc61c70
PP
648 if (!dot) {
649 /* No dot */
c42c79ea
PP
650 goto end;
651 }
652
bdc61c70 653 end = arg + strlen(arg);
c42c79ea 654 plugin_len = dot - arg;
bdc61c70 655 component_len = end - dot - 1;
c42c79ea
PP
656 if (plugin_len == 0 || component_len == 0) {
657 goto end;
658 }
659
bdc61c70 660 *plugin = g_malloc0(plugin_len + 1);
c42c79ea
PP
661 if (!*plugin) {
662 print_err_oom();
663 goto end;
664 }
665
bdc61c70
PP
666 g_strlcpy(*plugin, arg, plugin_len + 1);
667 *component = g_malloc0(component_len + 1);
c42c79ea
PP
668 if (!*component) {
669 print_err_oom();
670 goto end;
671 }
672
bdc61c70 673 g_strlcpy(*component, dot + 1, component_len + 1);
c42c79ea
PP
674
675end:
676 return;
677}
678
679/*
680 * Prints the Babeltrace version.
681 */
682static
683void print_version(void)
684{
685 puts("Babeltrace " VERSION);
686}
687
688/*
689 * Prints the legacy, Babeltrace 1.x command usage. Those options are
690 * still compatible in Babeltrace 2.x, but it is recommended to use
691 * the more generic plugin/component parameters instead of those
692 * hard-coded option names.
693 */
694static
695void print_legacy_usage(FILE *fp)
696{
697 fprintf(fp, "Usage: babeltrace [OPTIONS] INPUT...\n");
698 fprintf(fp, "\n");
699 fprintf(fp, "The following options are compatible with the Babeltrace 1.x options:\n");
700 fprintf(fp, "\n");
701 fprintf(fp, " --help-legacy Show this help\n");
702 fprintf(fp, " -V, --version Show version\n");
703 fprintf(fp, " --clock-force-correlate Assume that clocks are inherently correlated\n");
704 fprintf(fp, " across traces\n");
705 fprintf(fp, " -d, --debug Enable debug mode\n");
706 fprintf(fp, " -i, --input-format=FORMAT Input trace format (default: ctf)\n");
707 fprintf(fp, " -l, --list List available formats\n");
708 fprintf(fp, " -o, --output-format=FORMAT Output trace format (default: text)\n");
709 fprintf(fp, " -v, --verbose Enable verbose output\n");
710 fprintf(fp, "\n");
711 fprintf(fp, " Available input formats: ctf, lttng-live, ctf-metadata\n");
712 fprintf(fp, " Available output formats: text, dummy\n");
713 fprintf(fp, "\n");
714 fprintf(fp, "Input formats specific options:\n");
715 fprintf(fp, "\n");
716 fprintf(fp, " INPUT... Input trace file(s), directory(ies), or URLs\n");
717 fprintf(fp, " --clock-offset=SEC Set clock offset to SEC seconds\n");
718 fprintf(fp, " --clock-offset-ns=NS Set clock offset to NS nanoseconds\n");
719 fprintf(fp, " --stream-intersection Only process events when all streams are active\n");
720 fprintf(fp, "\n");
721 fprintf(fp, "text output format specific options:\n");
722 fprintf(fp, " \n");
723 fprintf(fp, " --clock-cycles Print timestamps in clock cycles\n");
724 fprintf(fp, " --clock-date Print timestamp dates\n");
725 fprintf(fp, " --clock-gmt Print timestamps in GMT time zone\n");
726 fprintf(fp, " (default: local time zone)\n");
727 fprintf(fp, " --clock-seconds Print the timestamps as [SEC.NS]\n");
728 fprintf(fp, " (default format: [HH:MM:SS.NS])\n");
729 fprintf(fp, " --debug-info-dir=DIR Search for debug info in directory DIR\n");
6d1d5711 730 fprintf(fp, " (default: `/usr/lib/debug`)\n");
c42c79ea
PP
731 fprintf(fp, " --debug-info-full-path Show full debug info source and binary paths\n");
732 fprintf(fp, " --debug-info-target-prefix=DIR Use directory DIR as a prefix when looking\n");
733 fprintf(fp, " up executables during debug info analysis\n");
6d1d5711 734 fprintf(fp, " (default: `/usr/lib/debug`)\n");
c42c79ea
PP
735 fprintf(fp, " -f, --fields=NAME[,NAME]... Print additional fields:\n");
736 fprintf(fp, " all, trace, trace:hostname, trace:domain,\n");
737 fprintf(fp, " trace:procname, trace:vpid, loglevel, emf,\n");
738 fprintf(fp, " callsite\n");
739 fprintf(fp, " (default: trace:hostname, trace:procname,\n");
740 fprintf(fp, " trace:vpid)\n");
741 fprintf(fp, " -n, --names=NAME[,NAME]... Print field names:\n");
742 fprintf(fp, " payload (or arg or args)\n");
743 fprintf(fp, " none, all, scope, header, context (or ctx)\n");
744 fprintf(fp, " (default: payload, context)\n");
745 fprintf(fp, " --no-delta Do not print time delta between consecutive\n");
746 fprintf(fp, " events\n");
747 fprintf(fp, " -w, --output=PATH Write output to PATH (default: standard output)\n");
748}
749
750/*
751 * Prints the Babeltrace 2.x usage.
752 */
753static
754void print_usage(FILE *fp)
755{
756 fprintf(fp, "Usage: babeltrace [OPTIONS]\n");
757 fprintf(fp, "\n");
015cee23
PP
758 fprintf(fp, " -B, --base-begin-ns=NS Set NS as the current base beginning\n");
759 fprintf(fp, " timestamp of the following source component\n");
760 fprintf(fp, " instances\n");
761 fprintf(fp, " -E, --base-end-ns=NS Set NS as the current base end timestamp\n");
762 fprintf(fp, " of the following source component instances\n");
b07ffa28
PP
763 fprintf(fp, " -b, --base-params=PARAMS Set PARAMS as the current base parameters\n");
764 fprintf(fp, " of the following source and sink component\n");
765 fprintf(fp, " instances (see the exact format of PARAMS\n");
766 fprintf(fp, " below)\n");
015cee23
PP
767 fprintf(fp, " --begin-ns=NS Set the beginning timestamp of the latest\n");
768 fprintf(fp, " source component instance to NS\n");
c42c79ea 769 fprintf(fp, " -d, --debug Enable debug mode\n");
015cee23
PP
770 fprintf(fp, " --end-ns=NS Set the end timestamp of the latest source\n");
771 fprintf(fp, " component instance to NS\n");
c42c79ea 772 fprintf(fp, " -l, --list List available plugins and their components\n");
bdc61c70 773 fprintf(fp, " -p, --params=PARAMS Set the parameters of the latest source or\n");
b07ffa28
PP
774 fprintf(fp, " sink component instance (in command-line \n");
775 fprintf(fp, " order) to PARAMS (see the exact format of\n");
776 fprintf(fp, " PARAMS below)\n");
015cee23
PP
777 fprintf(fp, " -P, --plugin-path=PATH[:PATH]... Set paths from which dynamic plugins can be\n");
778 fprintf(fp, " loaded to PATH\n");
779 fprintf(fp, " --reset-base-begin-ns Reset the current base beginning timestamp\n");
780 fprintf(fp, " of the following source component instances\n");
781 fprintf(fp, " --reset-base-end-ns Reset the current base end timestamp of the\n");
782 fprintf(fp, " following source component instances\n");
b07ffa28
PP
783 fprintf(fp, " -r, --reset-base-params Reset the current base parameters of the\n");
784 fprintf(fp, " following source and sink component\n");
785 fprintf(fp, " instances to an empty map\n");
015cee23
PP
786 fprintf(fp, " -o, --sink=PLUGIN.COMPCLS Instantiate a sink component from plugin\n");
787 fprintf(fp, " PLUGIN and component class COMPCLS (may be\n");
788 fprintf(fp, " repeated)\n");
789 fprintf(fp, " -i, --source=PLUGIN.COMPCLS Instantiate a source component from plugin\n");
790 fprintf(fp, " PLUGIN and component class COMPCLS (may be\n");
791 fprintf(fp, " repeated)\n");
bdc61c70
PP
792 fprintf(fp, " -h --help Show this help\n");
793 fprintf(fp, " --help-legacy Show Babeltrace 1.x legacy options\n");
c42c79ea
PP
794 fprintf(fp, " -v, --verbose Enable verbose output\n");
795 fprintf(fp, " -V, --version Show version\n");
bdc61c70 796 fprintf(fp, "\n\n");
b07ffa28
PP
797 fprintf(fp, "Format of PARAMS\n");
798 fprintf(fp, "----------------\n");
c42c79ea 799 fprintf(fp, "\n");
bdc61c70 800 fprintf(fp, " PARAM=VALUE[,PARAM=VALUE]...\n");
c42c79ea 801 fprintf(fp, "\n");
bdc61c70
PP
802 fprintf(fp, "The parameter string is a comma-separated list of PARAM=VALUE assignments,\n");
803 fprintf(fp, "where PARAM is the parameter name (C identifier plus [:.-] characters), and\n");
804 fprintf(fp, "VALUE can be one of:\n");
c42c79ea 805 fprintf(fp, "\n");
bdc61c70
PP
806 fprintf(fp, "* `null`, `nul`, `NULL`: null value (no backticks).\n");
807 fprintf(fp, "* `true`, `TRUE`, `yes`, `YES`: true boolean value (no backticks).\n");
808 fprintf(fp, "* `false`, `FALSE`, `no`, `NO`: false boolean value (no backticks).\n");
809 fprintf(fp, "* Binary (`0b` prefix), octal (`0` prefix), decimal, or hexadecimal\n");
810 fprintf(fp, " (`0x` prefix) signed 64-bit integer.\n");
811 fprintf(fp, "* Double precision floating point number (scientific notation is accepted).\n");
812 fprintf(fp, "* Unquoted string with no special characters, and not matching any of\n");
813 fprintf(fp, " the null and boolean value symbols above.\n");
814 fprintf(fp, "* Double-quoted string (accepts escape characters).\n");
c42c79ea 815 fprintf(fp, "\n");
bdc61c70 816 fprintf(fp, "Whitespaces are allowed around individual `=` and `,` tokens.\n");
c42c79ea 817 fprintf(fp, "\n");
bdc61c70 818 fprintf(fp, "Example:\n");
c42c79ea 819 fprintf(fp, "\n");
bdc61c70
PP
820 fprintf(fp, " many=null, fresh=yes, condition=false, squirrel=-782329,\n");
821 fprintf(fp, " observe=3.14, simple=beef, needs-quotes=\"some string\",\n");
822 fprintf(fp, " escape.chars-are:allowed=\"this is a \\\" double quote\"\n");
c42c79ea 823 fprintf(fp, "\n");
bdc61c70
PP
824 fprintf(fp, "IMPORTANT: Make sure to single-quote the whole argument when you run babeltrace\n");
825 fprintf(fp, "from a shell.\n");
c42c79ea
PP
826}
827
828/*
829 * Destroys a component configuration.
830 */
831static
832void bt_config_component_destroy(struct bt_object *obj)
833{
834 struct bt_config_component *bt_config_component =
835 container_of(obj, struct bt_config_component, base);
836
837 if (!obj) {
838 goto end;
839 }
840
841 if (bt_config_component->plugin_name) {
842 g_string_free(bt_config_component->plugin_name, TRUE);
843 }
844
845 if (bt_config_component->component_name) {
846 g_string_free(bt_config_component->component_name, TRUE);
847 }
848
849 BT_PUT(bt_config_component->params);
850 g_free(bt_config_component);
851
852end:
853 return;
854}
855
856/*
bdc61c70
PP
857 * Creates a component configuration using the given plugin name and
858 * component name. plugin_name and component_name are copied (belong to
859 * the return value).
c42c79ea
PP
860 *
861 * Return value is owned by the caller.
862 */
863static
864struct bt_config_component *bt_config_component_create(const char *plugin_name,
bdc61c70 865 const char *component_name)
c42c79ea
PP
866{
867 struct bt_config_component *cfg_component = NULL;
868
869 cfg_component = g_new0(struct bt_config_component, 1);
870 if (!cfg_component) {
871 print_err_oom();
872 goto error;
873 }
874
875 bt_object_init(cfg_component, bt_config_component_destroy);
876 cfg_component->plugin_name = g_string_new(plugin_name);
877 if (!cfg_component->plugin_name) {
878 print_err_oom();
879 goto error;
880 }
881
882 cfg_component->component_name = g_string_new(component_name);
883 if (!cfg_component->component_name) {
884 print_err_oom();
885 goto error;
886 }
887
bdc61c70
PP
888 /* Start with empty parameters */
889 cfg_component->params = bt_value_map_create();
890 if (!cfg_component->params) {
891 print_err_oom();
892 goto error;
893 }
894
015cee23
PP
895 /* Begin/end timestamp: not set */
896 cfg_component->begin_ns = -1ULL;
897 cfg_component->end_ns = -1ULL;
898
c42c79ea
PP
899 goto end;
900
901error:
902 BT_PUT(cfg_component);
903
904end:
905 return cfg_component;
906}
907
908/*
909 * Creates a component configuration from a command-line source/sink
bdc61c70 910 * option's argument.
c42c79ea
PP
911 */
912static
913struct bt_config_component *bt_config_component_from_arg(const char *arg)
914{
915 struct bt_config_component *bt_config_component = NULL;
916 char *plugin_name;
917 char *component_name;
c42c79ea
PP
918
919 plugin_component_names_from_arg(arg, &plugin_name, &component_name);
920 if (!plugin_name || !component_name) {
49849a47 921 printf_err("Cannot get plugin or component class name\n");
c42c79ea
PP
922 goto error;
923 }
924
c42c79ea 925 bt_config_component = bt_config_component_create(plugin_name,
bdc61c70 926 component_name);
c42c79ea
PP
927 if (!bt_config_component) {
928 goto error;
929 }
930
931 goto end;
932
933error:
934 BT_PUT(bt_config_component);
935
936end:
bdc61c70
PP
937 g_free(plugin_name);
938 g_free(component_name);
c42c79ea
PP
939 return bt_config_component;
940}
941
942/*
943 * Destroys a configuration.
944 */
945static
946void bt_config_destroy(struct bt_object *obj)
947{
948 struct bt_config *bt_config =
949 container_of(obj, struct bt_config, base);
950
951 if (!obj) {
952 goto end;
953 }
954
955 if (bt_config->sources) {
956 g_ptr_array_free(bt_config->sources, TRUE);
957 }
958
959 if (bt_config->sinks) {
960 g_ptr_array_free(bt_config->sinks, TRUE);
961 }
962
963 BT_PUT(bt_config->plugin_paths);
964 g_free(bt_config);
965
966end:
967 return;
968}
969
970/*
971 * Extracts the various paths from the string arg, delimited by ':',
972 * and converts them to an array value object.
973 *
974 * Returned array value object is empty if arg is empty.
975 *
976 * Return value is owned by the caller.
977 */
978static
979struct bt_value *plugin_paths_from_arg(const char *arg)
980{
981 struct bt_value *plugin_paths;
982 const char *at = arg;
983 const char *end = arg + strlen(arg);
984
985 plugin_paths = bt_value_array_create();
986 if (!plugin_paths) {
987 print_err_oom();
988 goto error;
989 }
990
991 while (at < end) {
992 int ret;
993 GString *path;
994 const char *next_colon;
995
996 next_colon = strchr(at, ':');
997 if (next_colon == at) {
998 /*
999 * Empty path: try next character (supported
1000 * to conform to the typical parsing of $PATH).
1001 */
1002 at++;
1003 continue;
1004 } else if (!next_colon) {
1005 /* No more colon: use the remaining */
1006 next_colon = arg + strlen(arg);
1007 }
1008
1009 path = g_string_new(NULL);
1010 if (!path) {
1011 print_err_oom();
1012 goto error;
1013 }
1014
1015 g_string_append_len(path, at, next_colon - at);
1016 at = next_colon + 1;
1017 ret = bt_value_array_append_string(plugin_paths, path->str);
1018 g_string_free(path, TRUE);
1019 if (ret) {
1020 print_err_oom();
1021 goto error;
1022 }
1023 }
1024
1025 goto end;
1026
1027error:
1028 BT_PUT(plugin_paths);
1029
1030end:
1031 return plugin_paths;
1032}
1033
1034/*
1035 * Creates a simple lexical scanner for parsing comma-delimited names
1036 * and fields.
1037 *
1038 * Return value is owned by the caller.
1039 */
1040static
1041GScanner *create_csv_identifiers_scanner(void)
1042{
1043 GScannerConfig scanner_config = {
1044 .cset_skip_characters = " \t\n",
1045 .cset_identifier_first = G_CSET_a_2_z G_CSET_A_2_Z "_",
1046 .cset_identifier_nth = G_CSET_a_2_z G_CSET_A_2_Z ":_-",
1047 .case_sensitive = TRUE,
1048 .cpair_comment_single = NULL,
1049 .skip_comment_multi = TRUE,
1050 .skip_comment_single = TRUE,
1051 .scan_comment_multi = FALSE,
1052 .scan_identifier = TRUE,
1053 .scan_identifier_1char = TRUE,
1054 .scan_identifier_NULL = FALSE,
1055 .scan_symbols = FALSE,
1056 .symbol_2_token = FALSE,
1057 .scope_0_fallback = FALSE,
1058 .scan_binary = FALSE,
1059 .scan_octal = FALSE,
1060 .scan_float = FALSE,
1061 .scan_hex = FALSE,
1062 .scan_hex_dollar = FALSE,
1063 .numbers_2_int = FALSE,
1064 .int_2_float = FALSE,
1065 .store_int64 = FALSE,
1066 .scan_string_sq = FALSE,
1067 .scan_string_dq = FALSE,
1068 .identifier_2_string = FALSE,
1069 .char_2_token = TRUE,
1070 };
1071
1072 return g_scanner_new(&scanner_config);
1073}
1074
6e1bc0df
MD
1075/*
1076 * Inserts a string (if exists and not empty) or null to a map value
1077 * object.
1078 */
1079static
1080enum bt_value_status map_insert_string_or_null(struct bt_value *map,
1081 const char *key, GString *string)
1082{
1083 enum bt_value_status ret;
1084
1085 if (string && string->len > 0) {
1086 ret = bt_value_map_insert_string(map, key, string->str);
1087 } else {
1088 ret = bt_value_map_insert(map, key, bt_value_null);
1089 }
1090 return ret;
1091}
1092
c42c79ea
PP
1093/*
1094 * Converts a comma-delimited list of known names (--names option) to
1095 * an array value object containing those names as string value objects.
1096 *
1097 * Return value is owned by the caller.
1098 */
1099static
1100struct bt_value *names_from_arg(const char *arg)
1101{
1102 GScanner *scanner = NULL;
1103 struct bt_value *names = NULL;
6e1bc0df 1104 bool found_all = false, found_none = false, found_item = false;
c42c79ea
PP
1105
1106 names = bt_value_array_create();
1107 if (!names) {
1108 print_err_oom();
1109 goto error;
1110 }
1111
1112 scanner = create_csv_identifiers_scanner();
1113 if (!scanner) {
1114 print_err_oom();
1115 goto error;
1116 }
1117
1118 g_scanner_input_text(scanner, arg, strlen(arg));
1119
1120 while (true) {
1121 GTokenType token_type = g_scanner_get_next_token(scanner);
1122
1123 switch (token_type) {
1124 case G_TOKEN_IDENTIFIER:
1125 {
1126 const char *identifier = scanner->value.v_identifier;
1127
1128 if (!strcmp(identifier, "payload") ||
1129 !strcmp(identifier, "args") ||
1130 !strcmp(identifier, "arg")) {
6e1bc0df 1131 found_item = true;
c42c79ea
PP
1132 if (bt_value_array_append_string(names,
1133 "payload")) {
1134 goto error;
1135 }
1136 } else if (!strcmp(identifier, "context") ||
1137 !strcmp(identifier, "ctx")) {
6e1bc0df 1138 found_item = true;
c42c79ea
PP
1139 if (bt_value_array_append_string(names,
1140 "context")) {
1141 goto error;
1142 }
1143 } else if (!strcmp(identifier, "scope") ||
1144 !strcmp(identifier, "header")) {
6e1bc0df 1145 found_item = true;
c42c79ea
PP
1146 if (bt_value_array_append_string(names,
1147 identifier)) {
1148 goto error;
1149 }
6e1bc0df
MD
1150 } else if (!strcmp(identifier, "all")) {
1151 found_all = true;
1152 if (bt_value_array_append_string(names,
1153 identifier)) {
c42c79ea
PP
1154 goto error;
1155 }
6e1bc0df
MD
1156 } else if (!strcmp(identifier, "none")) {
1157 found_none = true;
c42c79ea
PP
1158 if (bt_value_array_append_string(names,
1159 identifier)) {
1160 goto error;
1161 }
c42c79ea 1162 } else {
6d1d5711 1163 printf_err("Unknown field name: `%s`\n",
c42c79ea
PP
1164 identifier);
1165 goto error;
1166 }
1167 break;
1168 }
1169 case G_TOKEN_COMMA:
1170 continue;
1171 case G_TOKEN_EOF:
1172 goto end;
1173 default:
1174 goto error;
1175 }
1176 }
1177
6e1bc0df
MD
1178end:
1179 if (found_none && found_all) {
6d1d5711 1180 printf_err("Only either `all` or `none` can be specified in the list given to the --names option, but not both.\n");
6e1bc0df
MD
1181 goto error;
1182 }
1183 /*
1184 * Legacy behavior is to clear the defaults (show none) when at
1185 * least one item is specified.
1186 */
1187 if (found_item && !found_none && !found_all) {
1188 if (bt_value_array_append_string(names, "none")) {
1189 goto error;
1190 }
1191 }
1192 if (scanner) {
1193 g_scanner_destroy(scanner);
1194 }
1195 return names;
c42c79ea
PP
1196
1197error:
1198 BT_PUT(names);
c42c79ea
PP
1199 if (scanner) {
1200 g_scanner_destroy(scanner);
1201 }
1202 return names;
1203}
1204
1205
1206/*
1207 * Converts a comma-delimited list of known fields (--fields option) to
1208 * an array value object containing those fields as string
1209 * value objects.
1210 *
1211 * Return value is owned by the caller.
1212 */
1213static
1214struct bt_value *fields_from_arg(const char *arg)
1215{
1216 GScanner *scanner = NULL;
1217 struct bt_value *fields;
1218
1219 fields = bt_value_array_create();
1220 if (!fields) {
1221 print_err_oom();
1222 goto error;
1223 }
1224
1225 scanner = create_csv_identifiers_scanner();
1226 if (!scanner) {
1227 print_err_oom();
1228 goto error;
1229 }
1230
1231 g_scanner_input_text(scanner, arg, strlen(arg));
1232
1233 while (true) {
1234 GTokenType token_type = g_scanner_get_next_token(scanner);
1235
1236 switch (token_type) {
1237 case G_TOKEN_IDENTIFIER:
1238 {
1239 const char *identifier = scanner->value.v_identifier;
1240
1241 if (!strcmp(identifier, "trace") ||
1242 !strcmp(identifier, "trace:hostname") ||
1243 !strcmp(identifier, "trace:domain") ||
1244 !strcmp(identifier, "trace:procname") ||
1245 !strcmp(identifier, "trace:vpid") ||
1246 !strcmp(identifier, "loglevel") ||
1247 !strcmp(identifier, "emf") ||
6e1bc0df
MD
1248 !strcmp(identifier, "callsite") ||
1249 !strcmp(identifier, "all")) {
c42c79ea
PP
1250 if (bt_value_array_append_string(fields,
1251 identifier)) {
1252 goto error;
1253 }
c42c79ea 1254 } else {
6d1d5711 1255 printf_err("Unknown field name: `%s`\n",
c42c79ea
PP
1256 identifier);
1257 goto error;
1258 }
1259 break;
1260 }
1261 case G_TOKEN_COMMA:
1262 continue;
1263 case G_TOKEN_EOF:
1264 goto end;
1265 default:
1266 goto error;
1267 }
1268 }
1269
1270 goto end;
1271
1272error:
1273 BT_PUT(fields);
1274
1275end:
1276 if (scanner) {
1277 g_scanner_destroy(scanner);
1278 }
1279 return fields;
1280}
1281
1282/*
1283 * Inserts the equivalent "prefix-name" true boolean value objects into
1284 * map_obj where the names are in array_obj.
1285 */
1286static
1287int insert_flat_names_fields_from_array(struct bt_value *map_obj,
1288 struct bt_value *array_obj, const char *prefix)
1289{
1290 int ret = 0;
1291 int i;
6e1bc0df 1292 GString *tmpstr = NULL, *default_value = NULL;
c42c79ea
PP
1293
1294 /*
1295 * array_obj may be NULL if no CLI options were specified to
1296 * trigger its creation.
1297 */
1298 if (!array_obj) {
1299 goto end;
1300 }
1301
1302 tmpstr = g_string_new(NULL);
1303 if (!tmpstr) {
1304 print_err_oom();
1305 ret = -1;
1306 goto end;
1307 }
1308
6e1bc0df
MD
1309 default_value = g_string_new(NULL);
1310 if (!default_value) {
1311 print_err_oom();
1312 ret = -1;
1313 goto end;
1314 }
1315
c42c79ea
PP
1316 for (i = 0; i < bt_value_array_size(array_obj); i++) {
1317 struct bt_value *str_obj = bt_value_array_get(array_obj, i);
1318 const char *suffix;
6e1bc0df 1319 bool is_default = false;
c42c79ea
PP
1320
1321 if (!str_obj) {
1322 printf_err("Unexpected error\n");
1323 ret = -1;
1324 goto end;
1325 }
1326
1327 ret = bt_value_string_get(str_obj, &suffix);
1328 BT_PUT(str_obj);
1329 if (ret) {
1330 printf_err("Unexpected error\n");
1331 goto end;
1332 }
1333
1334 g_string_assign(tmpstr, prefix);
1335 g_string_append(tmpstr, "-");
6e1bc0df
MD
1336
1337 /* Special-case for "all" and "none". */
1338 if (!strcmp(suffix, "all")) {
1339 is_default = true;
1340 g_string_assign(default_value, "show");
1341 } else if (!strcmp(suffix, "none")) {
1342 is_default = true;
1343 g_string_assign(default_value, "hide");
1344 }
1345 if (is_default) {
1346 g_string_append(tmpstr, "default");
1347 ret = map_insert_string_or_null(map_obj,
1348 tmpstr->str,
1349 default_value);
1350 if (ret) {
1351 print_err_oom();
1352 goto end;
1353 }
1354 } else {
1355 g_string_append(tmpstr, suffix);
1356 ret = bt_value_map_insert_bool(map_obj, tmpstr->str,
1357 true);
1358 if (ret) {
1359 print_err_oom();
1360 goto end;
1361 }
c42c79ea
PP
1362 }
1363 }
1364
1365end:
6e1bc0df
MD
1366 if (default_value) {
1367 g_string_free(default_value, TRUE);
1368 }
c42c79ea
PP
1369 if (tmpstr) {
1370 g_string_free(tmpstr, TRUE);
1371 }
1372
1373 return ret;
1374}
1375
c42c79ea
PP
1376/*
1377 * Returns the parameters (map value object) corresponding to the
1378 * legacy text format options.
1379 *
1380 * Return value is owned by the caller.
1381 */
1382static
1383struct bt_value *params_from_text_legacy_opts(
1384 struct text_legacy_opts *text_legacy_opts)
1385{
1386 struct bt_value *params;
1387
1388 params = bt_value_map_create();
1389 if (!params) {
1390 print_err_oom();
1391 goto error;
1392 }
1393
1394 if (map_insert_string_or_null(params, "output-path",
1395 text_legacy_opts->output)) {
1396 print_err_oom();
1397 goto error;
1398 }
1399
1400 if (map_insert_string_or_null(params, "debug-info-dir",
1401 text_legacy_opts->dbg_info_dir)) {
1402 print_err_oom();
1403 goto error;
1404 }
1405
1406 if (map_insert_string_or_null(params, "debug-info-target-prefix",
1407 text_legacy_opts->dbg_info_target_prefix)) {
1408 print_err_oom();
1409 goto error;
1410 }
1411
1412 if (bt_value_map_insert_bool(params, "debug-info-full-path",
1413 text_legacy_opts->dbg_info_full_path)) {
1414 print_err_oom();
1415 goto error;
1416 }
1417
1418 if (bt_value_map_insert_bool(params, "no-delta",
1419 text_legacy_opts->no_delta)) {
1420 print_err_oom();
1421 goto error;
1422 }
1423
1424 if (bt_value_map_insert_bool(params, "clock-cycles",
1425 text_legacy_opts->clock_cycles)) {
1426 print_err_oom();
1427 goto error;
1428 }
1429
1430 if (bt_value_map_insert_bool(params, "clock-seconds",
1431 text_legacy_opts->clock_seconds)) {
1432 print_err_oom();
1433 goto error;
1434 }
1435
1436 if (bt_value_map_insert_bool(params, "clock-date",
1437 text_legacy_opts->clock_date)) {
1438 print_err_oom();
1439 goto error;
1440 }
1441
1442 if (bt_value_map_insert_bool(params, "clock-gmt",
1443 text_legacy_opts->clock_gmt)) {
1444 print_err_oom();
1445 goto error;
1446 }
1447
1448 if (insert_flat_names_fields_from_array(params,
1449 text_legacy_opts->names, "name")) {
1450 goto error;
1451 }
1452
1453 if (insert_flat_names_fields_from_array(params,
1454 text_legacy_opts->fields, "field")) {
1455 goto error;
1456 }
1457
1458 goto end;
1459
1460error:
1461 BT_PUT(params);
1462
1463end:
1464 return params;
1465}
1466
1467static
1468int append_sinks_from_legacy_opts(GPtrArray *sinks,
1469 enum legacy_output_format legacy_output_format,
1470 struct text_legacy_opts *text_legacy_opts)
1471{
1472 int ret = 0;
1473 struct bt_value *params = NULL;
1474 const char *plugin_name;
1475 const char *component_name;
1476 struct bt_config_component *bt_config_component = NULL;
1477
1478 switch (legacy_output_format) {
1479 case LEGACY_OUTPUT_FORMAT_TEXT:
1480 plugin_name = "text";
1481 component_name = "text";
1482 break;
1483 case LEGACY_OUTPUT_FORMAT_CTF_METADATA:
1484 plugin_name = "ctf";
1485 component_name = "metadata-text";
1486 break;
1487 case LEGACY_OUTPUT_FORMAT_DUMMY:
1488 plugin_name = "dummy";
1489 component_name = "dummy";
1490 break;
1491 default:
1492 assert(false);
1493 break;
1494 }
1495
1496 if (legacy_output_format == LEGACY_OUTPUT_FORMAT_TEXT) {
1497 /* Legacy "text" output format has parameters */
1498 params = params_from_text_legacy_opts(text_legacy_opts);
1499 if (!params) {
1500 goto error;
1501 }
1502 } else {
1503 /*
1504 * Legacy "dummy" and "ctf-metadata" output formats do
1505 * not have parameters.
1506 */
1507 params = bt_value_map_create();
1508 if (!params) {
1509 print_err_oom();
1510 goto error;
1511 }
1512 }
1513
1514 /* Create a component configuration */
1515 bt_config_component = bt_config_component_create(plugin_name,
bdc61c70 1516 component_name);
c42c79ea
PP
1517 if (!bt_config_component) {
1518 goto error;
1519 }
1520
bdc61c70
PP
1521 BT_MOVE(bt_config_component->params, params);
1522
c42c79ea
PP
1523 /* Move created component configuration to the array */
1524 g_ptr_array_add(sinks, bt_config_component);
1525
1526 goto end;
1527
1528error:
1529 ret = -1;
1530
1531end:
1532 BT_PUT(params);
1533
1534 return ret;
1535}
1536
1537/*
1538 * Returns the parameters (map value object) corresponding to the
1539 * given legacy CTF format options.
1540 *
1541 * Return value is owned by the caller.
1542 */
1543static
1544struct bt_value *params_from_ctf_legacy_opts(
1545 struct ctf_legacy_opts *ctf_legacy_opts)
1546{
1547 struct bt_value *params;
1548
1549 params = bt_value_map_create();
1550 if (!params) {
1551 print_err_oom();
1552 goto error;
1553 }
1554
1555 if (bt_value_map_insert_integer(params, "offset-s",
1556 ctf_legacy_opts->offset_s.value)) {
1557 print_err_oom();
1558 goto error;
1559 }
1560
1561 if (bt_value_map_insert_integer(params, "offset-ns",
1562 ctf_legacy_opts->offset_ns.value)) {
1563 print_err_oom();
1564 goto error;
1565 }
1566
1567 if (bt_value_map_insert_bool(params, "stream-intersection",
1568 ctf_legacy_opts->stream_intersection)) {
1569 print_err_oom();
1570 goto error;
1571 }
1572
1573 goto end;
1574
1575error:
1576 BT_PUT(params);
1577
1578end:
1579 return params;
1580}
1581
1582static
1583int append_sources_from_legacy_opts(GPtrArray *sources,
1584 enum legacy_input_format legacy_input_format,
1585 struct ctf_legacy_opts *ctf_legacy_opts,
015cee23
PP
1586 struct bt_value *legacy_input_paths,
1587 uint64_t begin_ns, uint64_t end_ns)
c42c79ea
PP
1588{
1589 int ret = 0;
1590 int i;
1591 struct bt_value *base_params;
1592 struct bt_value *params = NULL;
1593 struct bt_value *input_path = NULL;
1594 struct bt_value *input_path_copy = NULL;
1595 const char *input_key;
1596 const char *component_name;
1597
1598 switch (legacy_input_format) {
1599 case LEGACY_INPUT_FORMAT_CTF:
1600 input_key = "path";
1601 component_name = "fs";
1602 break;
1603 case LEGACY_INPUT_FORMAT_LTTNG_LIVE:
1604 input_key = "url";
1605 component_name = "lttng-live";
1606 break;
1607 default:
1608 assert(false);
1609 break;
1610 }
1611
1612 base_params = params_from_ctf_legacy_opts(ctf_legacy_opts);
1613 if (!base_params) {
1614 goto error;
1615 }
1616
1617 for (i = 0; i < bt_value_array_size(legacy_input_paths); i++) {
1618 struct bt_config_component *bt_config_component = NULL;
1619
1620 /* Copy base parameters as current parameters */
1621 params = bt_value_copy(base_params);
1622 if (!params) {
1623 goto error;
1624 }
1625
1626 /* Get current input path string value object */
1627 input_path = bt_value_array_get(legacy_input_paths, i);
1628 if (!input_path) {
1629 goto error;
1630 }
1631
1632 /* Copy current input path value object */
1633 input_path_copy = bt_value_copy(input_path);
1634 if (!input_path_copy) {
1635 goto error;
1636 }
1637
1638 /* Insert input path value object into current parameters */
1639 ret = bt_value_map_insert(params, input_key, input_path_copy);
1640 if (ret) {
1641 goto error;
1642 }
1643
1644 /* Create a component configuration */
1645 bt_config_component = bt_config_component_create("ctf",
bdc61c70 1646 component_name);
c42c79ea
PP
1647 if (!bt_config_component) {
1648 goto error;
1649 }
1650
bdc61c70 1651 BT_MOVE(bt_config_component->params, params);
015cee23
PP
1652 bt_config_component->begin_ns = begin_ns;
1653 bt_config_component->end_ns = end_ns;
bdc61c70 1654
c42c79ea
PP
1655 /* Move created component configuration to the array */
1656 g_ptr_array_add(sources, bt_config_component);
1657
1658 /* Put current stuff */
1659 BT_PUT(input_path);
1660 BT_PUT(input_path_copy);
c42c79ea
PP
1661 }
1662
1663 goto end;
1664
1665error:
1666 ret = -1;
1667
1668end:
1669 BT_PUT(base_params);
1670 BT_PUT(params);
1671 BT_PUT(input_path);
1672 BT_PUT(input_path_copy);
1673 return ret;
1674}
1675
1676/*
1677 * Escapes a string for the shell. The string is escaped knowing that
1678 * it's a parameter string value (double-quoted), and that it will be
1679 * entered between single quotes in the shell.
1680 *
1681 * Return value is owned by the caller.
1682 */
1683static
1684char *str_shell_escape(const char *input)
1685{
1686 char *ret = NULL;
1687 const char *at = input;
1688 GString *str = g_string_new(NULL);
1689
1690 if (!str) {
1691 goto end;
1692 }
1693
1694 while (*at != '\0') {
1695 switch (*at) {
1696 case '\\':
1697 g_string_append(str, "\\\\");
1698 break;
1699 case '"':
1700 g_string_append(str, "\\\"");
1701 break;
1702 case '\'':
1703 g_string_append(str, "'\"'\"'");
1704 break;
1705 case '\n':
1706 g_string_append(str, "\\n");
1707 break;
1708 case '\t':
1709 g_string_append(str, "\\t");
1710 break;
1711 default:
1712 g_string_append_c(str, *at);
1713 break;
1714 }
1715
1716 at++;
1717 }
1718
1719end:
1720 if (str) {
1721 ret = str->str;
1722 g_string_free(str, FALSE);
1723 }
1724
1725 return ret;
1726}
1727
1728static
1729int append_prefixed_flag_params(GString *str, struct bt_value *flags,
1730 const char *prefix)
1731{
1732 int ret = 0;
1733 int i;
1734
1735 if (!flags) {
1736 goto end;
1737 }
1738
1739 for (i = 0; i < bt_value_array_size(flags); i++) {
1740 struct bt_value *value = bt_value_array_get(flags, i);
1741 const char *flag;
1742
1743 if (!value) {
1744 ret = -1;
1745 goto end;
1746 }
1747
1748 if (bt_value_string_get(value, &flag)) {
1749 BT_PUT(value);
1750 ret = -1;
1751 goto end;
1752 }
1753
1754 g_string_append_printf(str, ",%s-%s=true", prefix, flag);
1755 BT_PUT(value);
1756 }
1757
1758end:
1759 return ret;
1760}
1761
1762/*
1763 * Appends a boolean parameter string.
1764 */
1765static
1766void g_string_append_bool_param(GString *str, const char *name, bool value)
1767{
1768 g_string_append_printf(str, ",%s=%s", name, value ? "true" : "false");
1769}
1770
1771/*
1772 * Appends a path parameter string, or null if it's empty.
1773 */
1774static
1775int g_string_append_string_path_param(GString *str, const char *name,
1776 GString *path)
1777{
1778 int ret = 0;
1779
1780 if (path->len > 0) {
1781 char *escaped_path = str_shell_escape(path->str);
1782
1783 if (!escaped_path) {
1784 print_err_oom();
1785 goto error;
1786 }
1787
1788 g_string_append_printf(str, "%s=\"%s\"", name, escaped_path);
1789 free(escaped_path);
1790 } else {
1791 g_string_append_printf(str, "%s=null", name);
1792 }
1793
1794 goto end;
1795
1796error:
1797 ret = -1;
1798
1799end:
1800 return ret;
1801}
1802
1803/*
1804 * Prints the non-legacy sink options equivalent to the specified
1805 * legacy output format options.
1806 */
1807static
1808void print_output_legacy_to_sinks(
1809 enum legacy_output_format legacy_output_format,
1810 struct text_legacy_opts *text_legacy_opts)
1811{
1812 const char *input_format;
1813 GString *str = NULL;
1814
1815 str = g_string_new(" ");
1816 if (!str) {
1817 print_err_oom();
1818 goto end;
1819 }
1820
1821 switch (legacy_output_format) {
1822 case LEGACY_OUTPUT_FORMAT_TEXT:
1823 input_format = "text";
1824 break;
1825 case LEGACY_OUTPUT_FORMAT_CTF_METADATA:
1826 input_format = "ctf-metadata";
1827 break;
1828 case LEGACY_OUTPUT_FORMAT_DUMMY:
1829 input_format = "dummy";
1830 break;
1831 default:
1832 assert(false);
1833 }
1834
49849a47 1835 printf_err("Both `%s` legacy output format and non-legacy sink component\ninstances(s) specified.\n\n",
c42c79ea 1836 input_format);
49849a47 1837 printf_err("Specify the following non-legacy sink component instance instead of the\nlegacy `%s` output format options:\n\n",
c42c79ea
PP
1838 input_format);
1839 g_string_append(str, "-o ");
1840
1841 switch (legacy_output_format) {
1842 case LEGACY_OUTPUT_FORMAT_TEXT:
1843 g_string_append(str, "text.text");
1844 break;
1845 case LEGACY_OUTPUT_FORMAT_CTF_METADATA:
1846 g_string_append(str, "ctf.metadata-text");
1847 break;
1848 case LEGACY_OUTPUT_FORMAT_DUMMY:
1849 g_string_append(str, "dummy.dummy");
1850 break;
1851 default:
1852 assert(false);
1853 }
1854
1855 if (legacy_output_format == LEGACY_OUTPUT_FORMAT_TEXT &&
1856 text_legacy_opts_is_any_set(text_legacy_opts)) {
1857 int ret;
1858
bdc61c70 1859 g_string_append(str, " -p '");
c42c79ea
PP
1860
1861 if (g_string_append_string_path_param(str, "output-path",
1862 text_legacy_opts->output)) {
1863 goto end;
1864 }
1865
1866 g_string_append(str, ",");
1867
1868 if (g_string_append_string_path_param(str, "debug-info-dir",
1869 text_legacy_opts->dbg_info_dir)) {
1870 goto end;
1871 }
1872
1873 g_string_append(str, ",");
1874
1875 if (g_string_append_string_path_param(str,
1876 "debug-info-target-prefix",
1877 text_legacy_opts->dbg_info_target_prefix)) {
1878 goto end;
1879 }
1880
1881 g_string_append_bool_param(str, "no-delta",
1882 text_legacy_opts->no_delta);
1883 g_string_append_bool_param(str, "clock-cycles",
1884 text_legacy_opts->clock_cycles);
1885 g_string_append_bool_param(str, "clock-seconds",
1886 text_legacy_opts->clock_seconds);
1887 g_string_append_bool_param(str, "clock-date",
1888 text_legacy_opts->clock_date);
1889 g_string_append_bool_param(str, "clock-gmt",
1890 text_legacy_opts->clock_gmt);
1891 ret = append_prefixed_flag_params(str, text_legacy_opts->names,
1892 "name");
1893 if (ret) {
1894 goto end;
1895 }
1896
1897 ret = append_prefixed_flag_params(str, text_legacy_opts->fields,
1898 "field");
1899 if (ret) {
1900 goto end;
1901 }
1902
1903 /* Remove last comma and close single quote */
1904 g_string_append(str, "'");
1905 }
1906
1907 printf_err("%s\n\n", str->str);
1908
1909end:
1910 if (str) {
1911 g_string_free(str, TRUE);
1912 }
1913 return;
1914}
1915
1916/*
1917 * Prints the non-legacy source options equivalent to the specified
1918 * legacy input format options.
1919 */
1920static
1921void print_input_legacy_to_sources(enum legacy_input_format legacy_input_format,
1922 struct bt_value *legacy_input_paths,
1923 struct ctf_legacy_opts *ctf_legacy_opts)
1924{
1925 const char *input_format;
1926 GString *str = NULL;
1927 int i;
1928
1929 str = g_string_new(" ");
1930 if (!str) {
1931 print_err_oom();
1932 goto end;
1933 }
1934
1935 switch (legacy_input_format) {
1936 case LEGACY_INPUT_FORMAT_CTF:
1937 input_format = "ctf";
1938 break;
1939 case LEGACY_INPUT_FORMAT_LTTNG_LIVE:
1940 input_format = "lttng-live";
1941 break;
1942 default:
1943 assert(false);
1944 }
1945
49849a47 1946 printf_err("Both `%s` legacy input format and non-legacy source component\ninstance(s) specified.\n\n",
c42c79ea 1947 input_format);
49849a47 1948 printf_err("Specify the following non-legacy source component instance(s) instead of the\nlegacy `%s` input format options and positional arguments:\n\n",
c42c79ea
PP
1949 input_format);
1950
1951 for (i = 0; i < bt_value_array_size(legacy_input_paths); i++) {
1952 struct bt_value *input_value =
1953 bt_value_array_get(legacy_input_paths, i);
1954 const char *input = NULL;
1955 char *escaped_input;
1956 int ret;
1957
1958 assert(input_value);
1959 ret = bt_value_string_get(input_value, &input);
1960 BT_PUT(input_value);
1961 assert(!ret && input);
1962 escaped_input = str_shell_escape(input);
1963 if (!escaped_input) {
1964 print_err_oom();
1965 goto end;
1966 }
1967
1968 g_string_append(str, "-i ctf.");
1969
1970 switch (legacy_input_format) {
1971 case LEGACY_INPUT_FORMAT_CTF:
bdc61c70 1972 g_string_append(str, "fs -p 'path=\"");
c42c79ea
PP
1973 break;
1974 case LEGACY_INPUT_FORMAT_LTTNG_LIVE:
bdc61c70 1975 g_string_append(str, "lttng-live -p 'url=\"");
c42c79ea
PP
1976 break;
1977 default:
1978 assert(false);
1979 }
1980
1981 g_string_append(str, escaped_input);
1982 g_string_append(str, "\"");
1983 g_string_append_printf(str, ",offset-s=%" PRId64,
1984 ctf_legacy_opts->offset_s.value);
1985 g_string_append_printf(str, ",offset-ns=%" PRId64,
1986 ctf_legacy_opts->offset_ns.value);
1987 g_string_append_bool_param(str, "stream-intersection",
1988 ctf_legacy_opts->stream_intersection);
1989 g_string_append(str, "' ");
1990 g_free(escaped_input);
1991 }
1992
1993 printf_err("%s\n\n", str->str);
1994
1995end:
1996 if (str) {
1997 g_string_free(str, TRUE);
1998 }
1999 return;
2000}
2001
015cee23
PP
2002/*
2003 * Validates a given source component configuration.
2004 */
2005static
2006bool validate_source_config_component(struct bt_config_component *cfg_comp)
2007{
2008 bool valid = false;
2009
2010 if (cfg_comp->begin_ns != -1ULL && cfg_comp->end_ns != -1ULL) {
2011 if (cfg_comp->begin_ns > cfg_comp->end_ns) {
2012 printf_err("Beginning timestamp (%" PRIu64 ") is greater than end timestamp (%" PRIu64 ")\n",
2013 cfg_comp->begin_ns, cfg_comp->end_ns);
2014 goto end;
2015 }
2016 }
2017
2018 valid = true;
2019
2020end:
2021 return valid;
2022}
2023
c42c79ea
PP
2024/*
2025 * Validates a given configuration, with optional legacy input and
2026 * output formats options. Prints useful error messages if anything
2027 * is wrong.
2028 *
2029 * Returns true when the configuration is valid.
2030 */
2031static
2032bool validate_cfg(struct bt_config *cfg,
2033 enum legacy_input_format *legacy_input_format,
2034 enum legacy_output_format *legacy_output_format,
2035 struct bt_value *legacy_input_paths,
2036 struct ctf_legacy_opts *ctf_legacy_opts,
2037 struct text_legacy_opts *text_legacy_opts)
2038{
2039 bool legacy_input = false;
2040 bool legacy_output = false;
2041
2042 /* Determine if the input and output should be legacy-style */
2043 if (*legacy_input_format != LEGACY_INPUT_FORMAT_NONE ||
2044 cfg->sources->len == 0 ||
2045 !bt_value_array_is_empty(legacy_input_paths) ||
2046 ctf_legacy_opts_is_any_set(ctf_legacy_opts)) {
2047 legacy_input = true;
2048 }
2049
2050 if (*legacy_output_format != LEGACY_OUTPUT_FORMAT_NONE ||
2051 cfg->sinks->len == 0 ||
2052 text_legacy_opts_is_any_set(text_legacy_opts)) {
2053 legacy_output = true;
2054 }
2055
2056 if (legacy_input) {
2057 /* If no legacy input format was specified, default to CTF */
2058 if (*legacy_input_format == LEGACY_INPUT_FORMAT_NONE) {
2059 *legacy_input_format = LEGACY_INPUT_FORMAT_CTF;
2060 }
2061
2062 /* Make sure at least one input path exists */
2063 if (bt_value_array_is_empty(legacy_input_paths)) {
2064 switch (*legacy_input_format) {
2065 case LEGACY_INPUT_FORMAT_CTF:
6d1d5711 2066 printf_err("No input path specified for legacy `ctf` input format\n");
c42c79ea
PP
2067 break;
2068 case LEGACY_INPUT_FORMAT_LTTNG_LIVE:
6d1d5711 2069 printf_err("No URL specified for legacy `lttng-live` input format\n");
c42c79ea
PP
2070 break;
2071 default:
2072 assert(false);
2073 }
2074 goto error;
2075 }
2076
2077 /* Make sure no non-legacy sources are specified */
2078 if (cfg->sources->len != 0) {
2079 print_input_legacy_to_sources(*legacy_input_format,
2080 legacy_input_paths, ctf_legacy_opts);
2081 goto error;
2082 }
2083 }
2084
2085 if (legacy_output) {
2086 /*
2087 * If no legacy output format was specified, default to
2088 * "text".
2089 */
2090 if (*legacy_output_format == LEGACY_OUTPUT_FORMAT_NONE) {
2091 *legacy_output_format = LEGACY_OUTPUT_FORMAT_TEXT;
2092 }
2093
2094 /*
2095 * If any "text" option was specified, the output must be
2096 * legacy "text".
2097 */
2098 if (text_legacy_opts_is_any_set(text_legacy_opts) &&
2099 *legacy_output_format !=
2100 LEGACY_OUTPUT_FORMAT_TEXT) {
6d1d5711 2101 printf_err("Options for legacy `text` output format specified with a different legacy output format\n");
c42c79ea
PP
2102 goto error;
2103 }
2104
2105 /* Make sure no non-legacy sinks are specified */
2106 if (cfg->sinks->len != 0) {
2107 print_output_legacy_to_sinks(*legacy_output_format,
2108 text_legacy_opts);
2109 goto error;
2110 }
2111 }
2112
2113 /*
2114 * If the output is the legacy "ctf-metadata" format, then the
2115 * input should be the legacy "ctf" input format.
2116 */
2117 if (*legacy_output_format == LEGACY_OUTPUT_FORMAT_CTF_METADATA &&
2118 *legacy_input_format != LEGACY_INPUT_FORMAT_CTF) {
6d1d5711 2119 printf_err("Legacy `ctf-metadata` output format requires using legacy `ctf` input format\n");
c42c79ea
PP
2120 goto error;
2121 }
2122
2123 return true;
2124
2125error:
2126 return false;
2127}
2128
2129/*
2130 * Parses a 64-bit signed integer.
2131 *
2132 * Returns a negative value if anything goes wrong.
2133 */
2134static
2135int parse_int64(const char *arg, int64_t *val)
2136{
2137 char *endptr;
2138
2139 errno = 0;
2140 *val = strtoll(arg, &endptr, 0);
2141 if (*endptr != '\0' || arg == endptr || errno != 0) {
2142 return -1;
2143 }
2144
2145 return 0;
2146}
2147
015cee23
PP
2148/*
2149 * Parses a time in nanoseconds.
2150 *
2151 * Returns a negative value if anything goes wrong.
2152 */
2153static
2154int ns_from_arg(const char *arg, uint64_t *ns)
2155{
2156 int ret = 0;
2157 int64_t value;
2158
2159 if (parse_int64(arg, &value)) {
2160 ret = -1;
2161 goto end;
2162 }
2163
2164 if (value < 0) {
2165 ret = -1;
2166 goto end;
2167 }
2168
2169 *ns = (uint64_t) value;
2170
2171end:
2172 return ret;
2173}
2174
c42c79ea
PP
2175/* popt options */
2176enum {
2177 OPT_NONE = 0,
015cee23
PP
2178 OPT_BASE_BEGIN_NS,
2179 OPT_BASE_END_NS,
b07ffa28 2180 OPT_BASE_PARAMS,
015cee23 2181 OPT_BEGIN_NS,
c42c79ea
PP
2182 OPT_CLOCK_CYCLES,
2183 OPT_CLOCK_DATE,
2184 OPT_CLOCK_FORCE_CORRELATE,
2185 OPT_CLOCK_GMT,
2186 OPT_CLOCK_OFFSET,
2187 OPT_CLOCK_OFFSET_NS,
2188 OPT_CLOCK_SECONDS,
2189 OPT_DEBUG,
2190 OPT_DEBUG_INFO_DIR,
2191 OPT_DEBUG_INFO_FULL_PATH,
2192 OPT_DEBUG_INFO_TARGET_PREFIX,
015cee23 2193 OPT_END_NS,
c42c79ea
PP
2194 OPT_FIELDS,
2195 OPT_HELP,
2196 OPT_HELP_LEGACY,
2197 OPT_INPUT_FORMAT,
2198 OPT_LIST,
2199 OPT_NAMES,
2200 OPT_NO_DELTA,
2201 OPT_OUTPUT_FORMAT,
2202 OPT_OUTPUT_PATH,
bdc61c70 2203 OPT_PARAMS,
c42c79ea 2204 OPT_PLUGIN_PATH,
015cee23
PP
2205 OPT_RESET_BASE_BEGIN_NS,
2206 OPT_RESET_BASE_END_NS,
b07ffa28 2207 OPT_RESET_BASE_PARAMS,
c42c79ea
PP
2208 OPT_SINK,
2209 OPT_SOURCE,
2210 OPT_STREAM_INTERSECTION,
2211 OPT_VERBOSE,
2212 OPT_VERSION,
2213};
2214
2215/* popt long option descriptions */
2216static struct poptOption long_options[] = {
2217 /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
015cee23
PP
2218 { "base-begin-ns", 'B', POPT_ARG_STRING, NULL, OPT_BASE_BEGIN_NS, NULL, NULL },
2219 { "base-end-ns", 'E', POPT_ARG_STRING, NULL, OPT_BASE_END_NS, NULL, NULL },
b07ffa28 2220 { "base-params", 'b', POPT_ARG_STRING, NULL, OPT_BASE_PARAMS, NULL, NULL },
015cee23 2221 { "begin-ns", '\0', POPT_ARG_STRING, NULL, OPT_BEGIN_NS, NULL, NULL },
c42c79ea
PP
2222 { "clock-cycles", '\0', POPT_ARG_NONE, NULL, OPT_CLOCK_CYCLES, NULL, NULL },
2223 { "clock-date", '\0', POPT_ARG_NONE, NULL, OPT_CLOCK_DATE, NULL, NULL },
2224 { "clock-force-correlate", '\0', POPT_ARG_NONE, NULL, OPT_CLOCK_FORCE_CORRELATE, NULL, NULL },
2225 { "clock-gmt", '\0', POPT_ARG_NONE, NULL, OPT_CLOCK_GMT, NULL, NULL },
2226 { "clock-offset", '\0', POPT_ARG_STRING, NULL, OPT_CLOCK_OFFSET, NULL, NULL },
2227 { "clock-offset-ns", '\0', POPT_ARG_STRING, NULL, OPT_CLOCK_OFFSET_NS, NULL, NULL },
2228 { "clock-seconds", '\0', POPT_ARG_NONE, NULL, OPT_CLOCK_SECONDS, NULL, NULL },
2229 { "debug", 'd', POPT_ARG_NONE, NULL, OPT_DEBUG, NULL, NULL },
2230 { "debug-info-dir", 0, POPT_ARG_STRING, NULL, OPT_DEBUG_INFO_DIR, NULL, NULL },
2231 { "debug-info-full-path", 0, POPT_ARG_NONE, NULL, OPT_DEBUG_INFO_FULL_PATH, NULL, NULL },
2232 { "debug-info-target-prefix", 0, POPT_ARG_STRING, NULL, OPT_DEBUG_INFO_TARGET_PREFIX, NULL, NULL },
015cee23 2233 { "end-ns", '\0', POPT_ARG_STRING, NULL, OPT_END_NS, NULL, NULL },
c42c79ea
PP
2234 { "fields", 'f', POPT_ARG_STRING, NULL, OPT_FIELDS, NULL, NULL },
2235 { "help", 'h', POPT_ARG_NONE, NULL, OPT_HELP, NULL, NULL },
2236 { "help-legacy", '\0', POPT_ARG_NONE, NULL, OPT_HELP_LEGACY, NULL, NULL },
2237 { "input-format", 'i', POPT_ARG_STRING, NULL, OPT_INPUT_FORMAT, NULL, NULL },
2238 { "list", 'l', POPT_ARG_NONE, NULL, OPT_LIST, NULL, NULL },
2239 { "names", 'n', POPT_ARG_STRING, NULL, OPT_NAMES, NULL, NULL },
2240 { "no-delta", '\0', POPT_ARG_NONE, NULL, OPT_NO_DELTA, NULL, NULL },
2241 { "output", 'w', POPT_ARG_STRING, NULL, OPT_OUTPUT_PATH, NULL, NULL },
2242 { "output-format", 'o', POPT_ARG_STRING, NULL, OPT_OUTPUT_FORMAT, NULL, NULL },
bdc61c70
PP
2243 { "params", 'p', POPT_ARG_STRING, NULL, OPT_PARAMS, NULL, NULL },
2244 { "plugin-path", 'P', POPT_ARG_STRING, NULL, OPT_PLUGIN_PATH, NULL, NULL },
015cee23
PP
2245 { "reset-base-begin-ns", '\0', POPT_ARG_NONE, NULL, OPT_RESET_BASE_BEGIN_NS, NULL, NULL },
2246 { "reset-base-end-ns", '\0', POPT_ARG_NONE, NULL, OPT_RESET_BASE_END_NS, NULL, NULL },
b07ffa28 2247 { "reset-base-params", 'r', POPT_ARG_NONE, NULL, OPT_RESET_BASE_PARAMS, NULL, NULL },
c42c79ea
PP
2248 { "sink", '\0', POPT_ARG_STRING, NULL, OPT_SINK, NULL, NULL },
2249 { "source", '\0', POPT_ARG_STRING, NULL, OPT_SOURCE, NULL, NULL },
2250 { "stream-intersection", '\0', POPT_ARG_NONE, NULL, OPT_STREAM_INTERSECTION, NULL, NULL },
2251 { "verbose", 'v', POPT_ARG_NONE, NULL, OPT_VERBOSE, NULL, NULL },
2252 { "version", 'V', POPT_ARG_NONE, NULL, OPT_VERSION, NULL, NULL },
2253 { NULL, 0, 0, NULL, 0, NULL, NULL },
2254};
2255
2256/*
2257 * Sets the value of a given legacy offset option and marks it as set.
2258 */
2259static void set_offset_value(struct offset_opt *offset_opt, int64_t value)
2260{
2261 offset_opt->value = value;
2262 offset_opt->is_set = true;
2263}
2264
bdc61c70
PP
2265enum bt_config_component_dest {
2266 BT_CONFIG_COMPONENT_DEST_SOURCE,
2267 BT_CONFIG_COMPONENT_DEST_SINK,
2268};
2269
2270/*
2271 * Adds a configuration component to the appropriate configuration
2272 * array depending on the destination.
2273 */
2274static void add_cfg_comp(struct bt_config *cfg,
2275 struct bt_config_component *cfg_comp,
2276 enum bt_config_component_dest dest)
2277{
2278 if (dest == BT_CONFIG_COMPONENT_DEST_SOURCE) {
2279 g_ptr_array_add(cfg->sources, cfg_comp);
2280 } else {
2281 g_ptr_array_add(cfg->sinks, cfg_comp);
2282 }
2283}
2284
c42c79ea
PP
2285/*
2286 * Returns a Babeltrace configuration, out of command-line arguments,
2287 * containing everything that is needed to instanciate specific
2288 * components with given parameters.
2289 *
2290 * *exit_code is set to the appropriate exit code to use as far as this
2291 * function goes.
2292 *
2293 * Return value is NULL on error, otherwise it's owned by the caller.
2294 */
2295struct bt_config *bt_config_from_args(int argc, char *argv[], int *exit_code)
2296{
2297 struct bt_config *cfg = NULL;
2298 poptContext pc = NULL;
2299 char *arg = NULL;
2300 struct ctf_legacy_opts ctf_legacy_opts = { 0 };
2301 struct text_legacy_opts text_legacy_opts = { 0 };
2302 enum legacy_input_format legacy_input_format = LEGACY_INPUT_FORMAT_NONE;
2303 enum legacy_output_format legacy_output_format =
2304 LEGACY_OUTPUT_FORMAT_NONE;
2305 struct bt_value *legacy_input_paths = NULL;
bdc61c70
PP
2306 struct bt_config_component *cur_cfg_comp = NULL;
2307 enum bt_config_component_dest cur_cfg_comp_dest =
2308 BT_CONFIG_COMPONENT_DEST_SOURCE;
b07ffa28 2309 struct bt_value *cur_base_params = NULL;
015cee23
PP
2310 uint64_t cur_base_begin_ns = -1ULL;
2311 uint64_t cur_base_end_ns = -1ULL;
c42c79ea 2312 int opt;
bdc61c70 2313 bool cur_cfg_comp_params_set = false;
015cee23 2314 unsigned int i;
c42c79ea
PP
2315
2316 *exit_code = 0;
2317
2318 if (argc <= 1) {
2319 print_usage(stdout);
2320 goto end;
2321 }
2322
2323 text_legacy_opts.output = g_string_new(NULL);
2324 if (!text_legacy_opts.output) {
2325 print_err_oom();
2326 goto error;
2327 }
2328
2329 text_legacy_opts.dbg_info_dir = g_string_new(NULL);
2330 if (!text_legacy_opts.dbg_info_dir) {
2331 print_err_oom();
2332 goto error;
2333 }
2334
2335 text_legacy_opts.dbg_info_target_prefix = g_string_new(NULL);
2336 if (!text_legacy_opts.dbg_info_target_prefix) {
2337 print_err_oom();
2338 goto error;
2339 }
2340
b07ffa28
PP
2341 cur_base_params = bt_value_map_create();
2342 if (!cur_base_params) {
2343 print_err_oom();
2344 goto error;
2345 }
2346
c42c79ea
PP
2347 /* Create config */
2348 cfg = g_new0(struct bt_config, 1);
2349 if (!cfg) {
2350 print_err_oom();
2351 goto error;
2352 }
2353
2354 bt_object_init(cfg, bt_config_destroy);
2355 cfg->sources = g_ptr_array_new_with_free_func((GDestroyNotify) bt_put);
2356 if (!cfg->sources) {
2357 print_err_oom();
2358 goto error;
2359 }
2360
2361 cfg->sinks = g_ptr_array_new_with_free_func((GDestroyNotify) bt_put);
2362 if (!cfg->sinks) {
2363 print_err_oom();
2364 goto error;
2365 }
2366
2367 legacy_input_paths = bt_value_array_create();
2368 if (!legacy_input_paths) {
2369 print_err_oom();
2370 goto error;
2371 }
2372
2373 /* Parse options */
2374 pc = poptGetContext(NULL, argc, (const char **) argv, long_options, 0);
2375 if (!pc) {
2376 printf_err("Cannot get popt context\n");
2377 goto error;
2378 }
2379
2380 poptReadDefaultConfig(pc, 0);
2381
2382 while ((opt = poptGetNextOpt(pc)) > 0) {
2383 arg = poptGetOptArg(pc);
2384
2385 switch (opt) {
2386 case OPT_PLUGIN_PATH:
2387 if (cfg->plugin_paths) {
2388 printf_err("Duplicate --plugin-path option\n");
2389 goto error;
2390 }
2391
2392 cfg->plugin_paths = plugin_paths_from_arg(arg);
2393 if (!cfg->plugin_paths) {
2394 printf_err("Invalid --plugin-path option's argument\n");
2395 goto error;
2396 }
2397 break;
2398 case OPT_OUTPUT_PATH:
2399 if (text_legacy_opts.output->len > 0) {
2400 printf_err("Duplicate --output option\n");
2401 goto error;
2402 }
2403
2404 g_string_assign(text_legacy_opts.output, arg);
2405 break;
2406 case OPT_DEBUG_INFO_DIR:
2407 if (text_legacy_opts.dbg_info_dir->len > 0) {
2408 printf_err("Duplicate --debug-info-dir option\n");
2409 goto error;
2410 }
2411
2412 g_string_assign(text_legacy_opts.dbg_info_dir, arg);
2413 break;
2414 case OPT_DEBUG_INFO_TARGET_PREFIX:
2415 if (text_legacy_opts.dbg_info_target_prefix->len > 0) {
2416 printf_err("Duplicate --debug-info-target-prefix option\n");
2417 goto error;
2418 }
2419
2420 g_string_assign(text_legacy_opts.dbg_info_target_prefix, arg);
2421 break;
2422 case OPT_INPUT_FORMAT:
2423 case OPT_SOURCE:
2424 {
c42c79ea
PP
2425 if (opt == OPT_INPUT_FORMAT) {
2426 if (!strcmp(arg, "ctf")) {
2427 /* Legacy CTF input format */
2428 if (legacy_input_format) {
2429 print_err_dup_legacy_input();
2430 goto error;
2431 }
2432
2433 legacy_input_format =
2434 LEGACY_INPUT_FORMAT_CTF;
2435 break;
2436 } else if (!strcmp(arg, "lttng-live")) {
2437 /* Legacy LTTng-live input format */
2438 if (legacy_input_format) {
2439 print_err_dup_legacy_input();
2440 goto error;
2441 }
2442
2443 legacy_input_format =
2444 LEGACY_INPUT_FORMAT_LTTNG_LIVE;
2445 break;
2446 }
2447 }
2448
2449 /* Non-legacy: try to create a component config */
bdc61c70
PP
2450 if (cur_cfg_comp) {
2451 add_cfg_comp(cfg, cur_cfg_comp,
2452 cur_cfg_comp_dest);
2453 }
2454
2455 cur_cfg_comp = bt_config_component_from_arg(arg);
2456 if (!cur_cfg_comp) {
49849a47 2457 printf_err("Invalid format for --source option's argument:\n %s\n",
c42c79ea
PP
2458 arg);
2459 goto error;
2460 }
2461
b07ffa28
PP
2462 assert(cur_base_params);
2463 bt_put(cur_cfg_comp->params);
c9313318
PP
2464 cur_cfg_comp->params = bt_value_copy(cur_base_params);
2465 if (!cur_cfg_comp) {
2466 print_err_oom();
2467 goto end;
2468 }
2469
015cee23
PP
2470 cur_cfg_comp->begin_ns = cur_base_begin_ns;
2471 cur_cfg_comp->end_ns = cur_base_end_ns;
bdc61c70
PP
2472 cur_cfg_comp_dest = BT_CONFIG_COMPONENT_DEST_SOURCE;
2473 cur_cfg_comp_params_set = false;
c42c79ea
PP
2474 break;
2475 }
2476 case OPT_OUTPUT_FORMAT:
2477 case OPT_SINK:
2478 {
c42c79ea
PP
2479 if (opt == OPT_OUTPUT_FORMAT) {
2480 if (!strcmp(arg, "text")) {
2481 /* Legacy CTF-text output format */
2482 if (legacy_output_format) {
2483 print_err_dup_legacy_output();
2484 goto error;
2485 }
2486
2487 legacy_output_format =
2488 LEGACY_OUTPUT_FORMAT_TEXT;
2489 break;
2490 } else if (!strcmp(arg, "dummy")) {
2491 /* Legacy dummy output format */
2492 if (legacy_output_format) {
2493 print_err_dup_legacy_output();
2494 goto error;
2495 }
2496
2497 legacy_output_format =
2498 LEGACY_OUTPUT_FORMAT_DUMMY;
2499 break;
2500 } else if (!strcmp(arg, "ctf-metadata")) {
2501 /* Legacy CTF-metadata output format */
2502 if (legacy_output_format) {
2503 print_err_dup_legacy_output();
2504 goto error;
2505 }
2506
2507 legacy_output_format =
2508 LEGACY_OUTPUT_FORMAT_CTF_METADATA;
2509 break;
2510 }
2511 }
2512
2513 /* Non-legacy: try to create a component config */
bdc61c70
PP
2514 if (cur_cfg_comp) {
2515 add_cfg_comp(cfg, cur_cfg_comp,
2516 cur_cfg_comp_dest);
2517 }
2518
2519 cur_cfg_comp = bt_config_component_from_arg(arg);
2520 if (!cur_cfg_comp) {
49849a47 2521 printf_err("Invalid format for --sink option's argument:\n %s\n",
c42c79ea
PP
2522 arg);
2523 goto error;
2524 }
2525
b07ffa28
PP
2526 assert(cur_base_params);
2527 bt_put(cur_cfg_comp->params);
c9313318
PP
2528 cur_cfg_comp->params = bt_value_copy(cur_base_params);
2529 if (!cur_cfg_comp) {
2530 print_err_oom();
2531 goto end;
2532 }
2533
bdc61c70
PP
2534 cur_cfg_comp_dest = BT_CONFIG_COMPONENT_DEST_SINK;
2535 cur_cfg_comp_params_set = false;
2536 break;
2537 }
2538 case OPT_PARAMS:
2539 {
2540 struct bt_value *params;
b07ffa28 2541 struct bt_value *params_to_set;
bdc61c70
PP
2542
2543 if (!cur_cfg_comp) {
2544 printf_err("--params option must follow a --source or --sink option\n");
2545 goto error;
2546 }
2547
2548 if (cur_cfg_comp_params_set) {
49849a47 2549 printf_err("Duplicate --params option for the same current component\ninstance (class %s.%s)\n",
bdc61c70
PP
2550 cur_cfg_comp->plugin_name->str,
2551 cur_cfg_comp->component_name->str);
2552 goto error;
2553 }
2554
2555 params = bt_value_from_arg(arg);
2556 if (!params) {
2557 printf_err("Invalid format for --params option's argument:\n %s\n",
2558 arg);
2559 goto error;
2560 }
2561
b07ffa28
PP
2562 params_to_set = bt_value_map_extend(cur_base_params,
2563 params);
2564 BT_PUT(params);
2565 if (!params_to_set) {
2566 printf_err("Cannot extend current base parameters with --params option's argument:\n %s\n",
2567 arg);
2568 goto error;
2569 }
2570
2571 BT_MOVE(cur_cfg_comp->params, params_to_set);
bdc61c70 2572 cur_cfg_comp_params_set = true;
c42c79ea
PP
2573 break;
2574 }
b07ffa28
PP
2575 case OPT_BASE_PARAMS:
2576 {
2577 struct bt_value *params = bt_value_from_arg(arg);
2578
2579 if (!params) {
2580 printf_err("Invalid format for --base-params option's argument:\n %s\n",
2581 arg);
2582 goto error;
2583 }
2584
2585 BT_MOVE(cur_base_params, params);
2586 break;
2587 }
2588 case OPT_RESET_BASE_PARAMS:
2589 BT_PUT(cur_base_params);
2590 cur_base_params = bt_value_map_create();
2591 if (!cur_base_params) {
2592 print_err_oom();
2593 goto error;
2594 }
2595 break;
015cee23
PP
2596 case OPT_BASE_BEGIN_NS:
2597 if (ns_from_arg(arg, &cur_base_begin_ns)) {
2598 printf_err("Invalid --base-begin-ns option's argument:\n %s\n",
2599 arg);
2600 goto error;
2601 }
2602 break;
2603 case OPT_BASE_END_NS:
2604 if (ns_from_arg(arg, &cur_base_end_ns)) {
2605 printf_err("Invalid --base-end-ns option's argument:\n %s\n",
2606 arg);
2607 goto error;
2608 }
2609 break;
2610 case OPT_RESET_BASE_BEGIN_NS:
2611 cur_base_begin_ns = -1ULL;
2612 break;
2613 case OPT_RESET_BASE_END_NS:
2614 cur_base_end_ns = -1ULL;
2615 break;
2616 case OPT_BEGIN_NS:
2617 if (!cur_cfg_comp || cur_cfg_comp_dest ==
2618 BT_CONFIG_COMPONENT_DEST_SINK) {
2619 printf_err("--begin-ns option must follow a --source option\n");
2620 goto error;
2621 }
2622
2623 if (ns_from_arg(arg, &cur_cfg_comp->begin_ns)) {
2624 printf_err("Invalid --begin-ns option's argument:\n %s\n",
2625 arg);
2626 goto error;
2627 }
2628 break;
2629 case OPT_END_NS:
2630 if (!cur_cfg_comp || cur_cfg_comp_dest ==
2631 BT_CONFIG_COMPONENT_DEST_SINK) {
2632 printf_err("--end-ns option must follow a --source option\n");
2633 goto error;
2634 }
2635
2636 if (ns_from_arg(arg, &cur_cfg_comp->end_ns)) {
2637 printf_err("Invalid --end-ns option's argument:\n %s\n",
2638 arg);
2639 goto error;
2640 }
2641 break;
c42c79ea
PP
2642 case OPT_NAMES:
2643 if (text_legacy_opts.names) {
2644 printf_err("Duplicate --names option\n");
2645 goto error;
2646 }
2647
2648 text_legacy_opts.names = names_from_arg(arg);
2649 if (!text_legacy_opts.names) {
2650 printf_err("Invalid --names option's argument\n");
2651 goto error;
2652 }
2653 break;
2654 case OPT_FIELDS:
2655 if (text_legacy_opts.fields) {
2656 printf_err("Duplicate --fields option\n");
2657 goto error;
2658 }
2659
2660 text_legacy_opts.fields = fields_from_arg(arg);
2661 if (!text_legacy_opts.fields) {
2662 printf_err("Invalid --fields option's argument\n");
2663 goto error;
2664 }
2665 break;
2666 case OPT_NO_DELTA:
2667 text_legacy_opts.no_delta = true;
2668 break;
2669 case OPT_CLOCK_CYCLES:
2670 text_legacy_opts.clock_cycles = true;
2671 break;
2672 case OPT_CLOCK_SECONDS:
2673 text_legacy_opts.clock_seconds = true;
2674 break;
2675 case OPT_CLOCK_DATE:
2676 text_legacy_opts.clock_date = true;
2677 break;
2678 case OPT_CLOCK_GMT:
2679 text_legacy_opts.clock_gmt = true;
2680 break;
2681 case OPT_DEBUG_INFO_FULL_PATH:
2682 text_legacy_opts.dbg_info_full_path = true;
2683 break;
2684 case OPT_CLOCK_OFFSET:
2685 {
2686 int64_t val;
2687
2688 if (ctf_legacy_opts.offset_s.is_set) {
2689 printf_err("Duplicate --clock-offset option\n");
2690 goto error;
2691 }
2692
2693 if (parse_int64(arg, &val)) {
2694 printf_err("Invalid --clock-offset option's argument\n");
2695 goto error;
2696 }
2697
2698 set_offset_value(&ctf_legacy_opts.offset_s, val);
2699 break;
2700 }
2701 case OPT_CLOCK_OFFSET_NS:
2702 {
2703 int64_t val;
2704
2705 if (ctf_legacy_opts.offset_ns.is_set) {
2706 printf_err("Duplicate --clock-offset-ns option\n");
2707 goto error;
2708 }
2709
2710 if (parse_int64(arg, &val)) {
2711 printf_err("Invalid --clock-offset-ns option's argument\n");
2712 goto error;
2713 }
2714
2715 set_offset_value(&ctf_legacy_opts.offset_ns, val);
2716 break;
2717 }
2718 case OPT_STREAM_INTERSECTION:
2719 ctf_legacy_opts.stream_intersection = true;
2720 break;
2721 case OPT_CLOCK_FORCE_CORRELATE:
2722 cfg->force_correlate = true;
2723 break;
2724 case OPT_HELP:
2725 BT_PUT(cfg);
2726 print_usage(stdout);
2727 goto end;
2728 case OPT_HELP_LEGACY:
2729 BT_PUT(cfg);
2730 print_legacy_usage(stdout);
2731 goto end;
2732 case OPT_VERSION:
2733 BT_PUT(cfg);
2734 print_version();
2735 goto end;
2736 case OPT_LIST:
2737 cfg->do_list = true;
2738 goto end;
2739 case OPT_VERBOSE:
2740 cfg->verbose = true;
2741 break;
2742 case OPT_DEBUG:
2743 cfg->debug = true;
2744 break;
2745 default:
2746 printf_err("Unknown command-line option specified (option code %d)\n",
2747 opt);
2748 goto error;
2749 }
2750
2751 free(arg);
2752 arg = NULL;
2753 }
2754
bdc61c70
PP
2755 /* Append current component configuration, if any */
2756 if (cur_cfg_comp) {
2757 add_cfg_comp(cfg, cur_cfg_comp, cur_cfg_comp_dest);
2758 cur_cfg_comp = NULL;
2759 }
2760
c42c79ea
PP
2761 /* Check for option parsing error */
2762 if (opt < -1) {
2763 printf_err("While parsing command-line options, at option %s: %s\n",
2764 poptBadOption(pc, 0), poptStrerror(opt));
2765 goto error;
2766 }
2767
2768 /* Consume leftover arguments as legacy input paths */
2769 while (true) {
2770 const char *input_path = poptGetArg(pc);
2771
2772 if (!input_path) {
2773 break;
2774 }
2775
2776 if (bt_value_array_append_string(legacy_input_paths,
2777 input_path)) {
2778 print_err_oom();
2779 goto error;
2780 }
2781 }
2782
2783 /* Validate legacy/non-legacy options */
2784 if (!validate_cfg(cfg, &legacy_input_format, &legacy_output_format,
2785 legacy_input_paths, &ctf_legacy_opts,
2786 &text_legacy_opts)) {
2787 printf_err("Command-line options form an invalid configuration\n");
2788 goto error;
2789 }
2790
2791 /*
2792 * If there's a legacy input format, convert it to source
2793 * component configurations.
2794 */
2795 if (legacy_input_format) {
2796 if (append_sources_from_legacy_opts(cfg->sources,
2797 legacy_input_format, &ctf_legacy_opts,
015cee23
PP
2798 legacy_input_paths, cur_base_begin_ns,
2799 cur_base_end_ns)) {
49849a47 2800 printf_err("Cannot convert legacy input format options to source component instance(s)\n");
c42c79ea
PP
2801 goto error;
2802 }
2803 }
2804
2805 /*
2806 * If there's a legacy output format, convert it to sink
2807 * component configurations.
2808 */
2809 if (legacy_output_format) {
2810 if (append_sinks_from_legacy_opts(cfg->sinks,
2811 legacy_output_format, &text_legacy_opts)) {
49849a47 2812 printf_err("Cannot convert legacy output format options to sink component instance(s)\n");
c42c79ea
PP
2813 goto error;
2814 }
2815 }
2816
015cee23
PP
2817 for (i = 0; i < cfg->sources->len; i++) {
2818 struct bt_config_component *cfg_component =
2819 bt_config_get_component(cfg->sources, i);
2820
2821 /* Only peek */
2822 bt_put(cfg_component);
2823
2824 if (!validate_source_config_component(cfg_component)) {
49849a47 2825 printf_err("Invalid source component instance (class %s.%s)\n",
015cee23
PP
2826 cfg_component->plugin_name->str,
2827 cfg_component->component_name->str);
2828 goto error;
2829 }
2830 }
2831
c42c79ea
PP
2832 goto end;
2833
2834error:
2835 BT_PUT(cfg);
2836 cfg = NULL;
2837 *exit_code = 1;
2838
2839end:
2840 if (pc) {
2841 poptFreeContext(pc);
2842 }
2843
2844 if (text_legacy_opts.output) {
2845 g_string_free(text_legacy_opts.output, TRUE);
2846 }
2847
2848 if (text_legacy_opts.dbg_info_dir) {
2849 g_string_free(text_legacy_opts.dbg_info_dir, TRUE);
2850 }
2851
2852 if (text_legacy_opts.dbg_info_target_prefix) {
2853 g_string_free(text_legacy_opts.dbg_info_target_prefix, TRUE);
2854 }
2855
2856 free(arg);
bdc61c70 2857 BT_PUT(cur_cfg_comp);
b07ffa28 2858 BT_PUT(cur_base_params);
c42c79ea
PP
2859 BT_PUT(text_legacy_opts.names);
2860 BT_PUT(text_legacy_opts.fields);
2861 BT_PUT(legacy_input_paths);
2862 return cfg;
2863}
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