Commit | Line | Data |
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d65106b1 DG |
1 | /* |
2 | * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU General Public License | |
82a3637f DG |
6 | * as published by the Free Software Foundation; only version 2 |
7 | * of the License. | |
d65106b1 DG |
8 | * |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write to the Free Software | |
16 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
17 | */ | |
18 | ||
19 | #define _GNU_SOURCE | |
90b9a268 | 20 | #include <ctype.h> |
d65106b1 DG |
21 | #include <popt.h> |
22 | #include <stdio.h> | |
23 | #include <stdlib.h> | |
24 | #include <string.h> | |
25 | #include <sys/stat.h> | |
26 | #include <sys/types.h> | |
27 | #include <unistd.h> | |
28 | ||
3301e740 DG |
29 | #include <urcu/list.h> |
30 | ||
6e2d116c DG |
31 | #include "../cmd.h" |
32 | #include "../conf.h" | |
33 | #include "../utils.h" | |
d65106b1 DG |
34 | |
35 | static char *opt_event_name; | |
36 | static char *opt_channel_name; | |
5440dc42 | 37 | static char *opt_session_name; |
d65106b1 DG |
38 | static int *opt_kernel; |
39 | static int opt_pid_all; | |
40 | static int opt_userspace; | |
90b9a268 DG |
41 | static char *opt_perf_type; |
42 | static char *opt_perf_id; | |
d65106b1 DG |
43 | static pid_t opt_pid; |
44 | ||
45 | enum { | |
46 | OPT_HELP = 1, | |
47 | OPT_TYPE, | |
48 | }; | |
49 | ||
90b9a268 DG |
50 | /* |
51 | * Taken from the LTTng ABI | |
52 | */ | |
53 | enum context_type { | |
54 | CONTEXT_PID = 0, | |
55 | CONTEXT_PERF_COUNTER = 1, | |
56 | CONTEXT_COMM = 2, | |
57 | CONTEXT_PRIO = 3, | |
58 | CONTEXT_NICE = 4, | |
59 | CONTEXT_VPID = 5, | |
60 | CONTEXT_TID = 6, | |
61 | CONTEXT_VTID = 7, | |
62 | CONTEXT_PPID = 8, | |
63 | CONTEXT_VPPID = 9, | |
3301e740 DG |
64 | }; |
65 | ||
90b9a268 DG |
66 | /* |
67 | * Taken from the Perf ABI (all enum perf_*) | |
68 | */ | |
69 | enum perf_type { | |
70 | PERF_TYPE_HARDWARE = 0, | |
71 | PERF_TYPE_SOFTWARE = 1, | |
3301e740 DG |
72 | }; |
73 | ||
90b9a268 DG |
74 | enum perf_count_hard { |
75 | PERF_COUNT_HW_CPU_CYCLES = 0, | |
76 | PERF_COUNT_HW_INSTRUCTIONS = 1, | |
77 | PERF_COUNT_HW_CACHE_REFERENCES = 2, | |
78 | PERF_COUNT_HW_CACHE_MISSES = 3, | |
79 | PERF_COUNT_HW_BRANCH_INSTRUCTIONS = 4, | |
80 | PERF_COUNT_HW_BRANCH_MISSES = 5, | |
81 | PERF_COUNT_HW_BUS_CYCLES = 6, | |
82 | }; | |
83 | ||
84 | enum perf_count_soft { | |
85 | PERF_COUNT_SW_CPU_CLOCK = 0, | |
86 | PERF_COUNT_SW_TASK_CLOCK = 1, | |
87 | PERF_COUNT_SW_PAGE_FAULTS = 2, | |
88 | PERF_COUNT_SW_CONTEXT_SWITCHES = 3, | |
89 | PERF_COUNT_SW_CPU_MIGRATIONS = 4, | |
90 | PERF_COUNT_SW_PAGE_FAULTS_MIN = 5, | |
91 | PERF_COUNT_SW_PAGE_FAULTS_MAJ = 6, | |
92 | PERF_COUNT_SW_ALIGNMENT_FAULTS = 7, | |
93 | PERF_COUNT_SW_EMULATION_FAULTS = 8, | |
3301e740 DG |
94 | }; |
95 | ||
d65106b1 DG |
96 | static struct poptOption long_options[] = { |
97 | /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */ | |
98 | {"help", 'h', POPT_ARG_NONE, 0, OPT_HELP, 0, 0}, | |
5440dc42 | 99 | {"session", 's', POPT_ARG_STRING, &opt_session_name, 0, 0, 0}, |
d65106b1 DG |
100 | {"channel", 'c', POPT_ARG_STRING, &opt_channel_name, 0, 0, 0}, |
101 | {"event", 'e', POPT_ARG_STRING, &opt_event_name, 0, 0, 0}, | |
102 | {"kernel", 'k', POPT_ARG_VAL, &opt_kernel, 1, 0, 0}, | |
103 | {"userspace", 'u', POPT_ARG_VAL, &opt_userspace, 1, 0, 0}, | |
104 | {"all", 0, POPT_ARG_VAL, &opt_pid_all, 1, 0, 0}, | |
105 | {"pid", 'p', POPT_ARG_INT, &opt_pid, 0, 0, 0}, | |
90b9a268 DG |
106 | {"type", 't', POPT_ARG_STRING, 0, OPT_TYPE, 0, 0}, |
107 | {"perf-type", 0, POPT_ARG_STRING, &opt_perf_type, 0, 0, 0}, | |
108 | {"perf-id", 0, POPT_ARG_STRING, &opt_perf_id, 0, 0, 0}, | |
d65106b1 DG |
109 | {0, 0, 0, 0, 0, 0, 0} |
110 | }; | |
111 | ||
90b9a268 DG |
112 | /* |
113 | * Context type for command line option parsing. | |
114 | */ | |
115 | struct ctx_type { | |
116 | int type; | |
117 | struct cds_list_head list; | |
118 | }; | |
119 | ||
120 | /* | |
121 | * Perf counter type | |
122 | */ | |
123 | static struct ctx_perf_type { | |
124 | enum perf_type value; | |
125 | char *symbol; | |
126 | } ctx_perf_type[] = { | |
127 | { PERF_TYPE_HARDWARE, "hw" }, | |
128 | { PERF_TYPE_SOFTWARE, "sw" }, | |
129 | }; | |
130 | ||
131 | /* | |
132 | * Perf counter IDs | |
133 | */ | |
134 | static struct ctx_perf { | |
135 | enum perf_type type; | |
136 | union { | |
137 | enum perf_count_hard hard; | |
138 | enum perf_count_soft soft; | |
139 | } id; | |
140 | char *symbol; | |
141 | } ctx_perf[] = { | |
142 | /* Hardware counter */ | |
143 | { PERF_TYPE_HARDWARE, .id.hard = PERF_COUNT_HW_CPU_CYCLES, "cpu_cycles" }, | |
144 | { PERF_TYPE_HARDWARE, .id.hard = PERF_COUNT_HW_INSTRUCTIONS, "instr" }, | |
145 | { PERF_TYPE_HARDWARE, .id.hard = PERF_COUNT_HW_CACHE_REFERENCES, "cache_refs" }, | |
146 | { PERF_TYPE_HARDWARE, .id.hard = PERF_COUNT_HW_CACHE_MISSES, "cache_miss" }, | |
147 | { PERF_TYPE_HARDWARE, .id.hard = PERF_COUNT_HW_BRANCH_INSTRUCTIONS, "branch_instr" }, | |
148 | { PERF_TYPE_HARDWARE, .id.hard = PERF_COUNT_HW_BRANCH_MISSES, "branch_miss" }, | |
149 | { PERF_TYPE_HARDWARE, .id.hard = PERF_COUNT_HW_BUS_CYCLES, "bus_cycles" }, | |
150 | /* Sofware counter */ | |
151 | { PERF_TYPE_SOFTWARE, .id.soft = PERF_COUNT_SW_CPU_CLOCK, "cpu_clock" }, | |
152 | { PERF_TYPE_SOFTWARE, .id.soft = PERF_COUNT_SW_TASK_CLOCK, "task_clock" }, | |
153 | { PERF_TYPE_SOFTWARE, .id.soft = PERF_COUNT_SW_PAGE_FAULTS, "page_faults" }, | |
154 | { PERF_TYPE_SOFTWARE, .id.soft = PERF_COUNT_SW_CONTEXT_SWITCHES, "ctx_switches" }, | |
155 | { PERF_TYPE_SOFTWARE, .id.soft = PERF_COUNT_SW_CPU_MIGRATIONS, "cpu_migration" }, | |
156 | { PERF_TYPE_SOFTWARE, .id.soft = PERF_COUNT_SW_PAGE_FAULTS_MIN, "page_faults_minor" }, | |
157 | { PERF_TYPE_SOFTWARE, .id.soft = PERF_COUNT_SW_PAGE_FAULTS_MAJ, "page_faults_major" }, | |
158 | { PERF_TYPE_SOFTWARE, .id.soft = PERF_COUNT_SW_ALIGNMENT_FAULTS, "align_faults" }, | |
159 | { PERF_TYPE_SOFTWARE, .id.soft = PERF_COUNT_SW_EMULATION_FAULTS, "emu_faults" }, | |
160 | /* Closure */ | |
161 | { -1, .id.hard = -1 , NULL }, | |
162 | }; | |
163 | ||
164 | /* | |
165 | * Context options | |
166 | */ | |
167 | static struct ctx_opts { | |
168 | enum context_type value; | |
169 | char *symbol; | |
170 | } ctx_opts[] = { | |
171 | { CONTEXT_PID, "pid" }, | |
172 | { CONTEXT_PERF_COUNTER, "perf" }, | |
173 | { CONTEXT_COMM, "comm" }, | |
174 | { CONTEXT_PRIO, "prio" }, | |
175 | { CONTEXT_NICE, "nice" }, | |
176 | { CONTEXT_VPID, "vpid" }, | |
177 | { CONTEXT_TID, "tid" }, | |
178 | { CONTEXT_VTID, "vtid" }, | |
179 | { CONTEXT_PPID, "ppid" }, | |
180 | { CONTEXT_VPPID, "vppid" }, | |
181 | { -1, NULL }, /* Closure */ | |
182 | }; | |
183 | ||
184 | /* | |
185 | * List of context type. Use to enable multiple context on a single command | |
186 | * line entry. | |
187 | */ | |
188 | struct ctx_type_list { | |
189 | struct cds_list_head head; | |
190 | } ctx_type_list = { | |
191 | .head = CDS_LIST_HEAD_INIT(ctx_type_list.head), | |
192 | }; | |
193 | ||
194 | /* | |
195 | * Pretty print perf type. | |
196 | */ | |
197 | static void print_perf_type(FILE *ofp) | |
198 | { | |
199 | fprintf(ofp, " "); | |
200 | fprintf(ofp, "%s = %d, ", ctx_perf_type[0].symbol, ctx_perf_type[0].value); | |
201 | fprintf(ofp, "%s = %d\n", ctx_perf_type[1].symbol, ctx_perf_type[1].value); | |
202 | } | |
203 | ||
204 | /* | |
205 | * Pretty print context type. | |
206 | */ | |
207 | static void print_ctx_type(FILE *ofp) | |
208 | { | |
209 | int i = 0; | |
210 | ||
211 | fprintf(ofp, " "); | |
212 | while (ctx_opts[i].symbol != NULL) { | |
213 | fprintf(ofp, "%s = %d, ", ctx_opts[i].symbol, ctx_opts[i].value); | |
214 | i++; | |
215 | if (!(i%3)) { | |
216 | fprintf(ofp, "\n "); | |
217 | } | |
218 | } | |
219 | } | |
220 | ||
221 | /* | |
222 | * Pretty print perf hardware counter. | |
223 | */ | |
224 | static void print_perf_hw(FILE *ofp) | |
225 | { | |
226 | int i = 0, count = 0; | |
227 | ||
228 | fprintf(ofp, " "); | |
229 | while (ctx_perf[i].symbol != NULL) { | |
230 | if (ctx_perf[i].type == PERF_TYPE_HARDWARE) { | |
231 | fprintf(ofp, "%s = %d, ", ctx_perf[i].symbol, ctx_perf[i].id.hard); | |
232 | count++; | |
233 | if (!(count % 3)) { | |
234 | fprintf(ofp, "\n "); | |
235 | } | |
236 | } | |
237 | i++; | |
238 | } | |
239 | fprintf(ofp, "\n"); | |
240 | } | |
241 | ||
242 | /* | |
243 | * Pretty print perf software counter. | |
244 | */ | |
245 | static void print_perf_sw(FILE *ofp) | |
246 | { | |
247 | int i = 0, count = 0; | |
248 | ||
249 | fprintf(ofp, " "); | |
250 | while (ctx_perf[i].symbol != NULL) { | |
251 | if (ctx_perf[i].type == PERF_TYPE_SOFTWARE) { | |
252 | fprintf(ofp, "%s = %d, ", ctx_perf[i].symbol, ctx_perf[i].id.soft); | |
253 | count++; | |
254 | if (!(count % 3)) { | |
255 | fprintf(ofp, "\n "); | |
256 | } | |
257 | } | |
258 | i++; | |
259 | } | |
260 | fprintf(ofp, "\n"); | |
261 | } | |
262 | ||
d65106b1 DG |
263 | /* |
264 | * usage | |
265 | */ | |
266 | static void usage(FILE *ofp) | |
267 | { | |
90b9a268 | 268 | fprintf(ofp, "usage: lttng add-context -t TYPE [options] [context_options]\n"); |
d65106b1 | 269 | fprintf(ofp, "\n"); |
3301e740 DG |
270 | fprintf(ofp, "If no event name is given (-e), the context will be added to " |
271 | "all events in the channel.\n"); | |
272 | fprintf(ofp, "If no channel and no event is given (-c/-e), the context " | |
273 | "will be added to all events in all channels\n"); | |
274 | fprintf(ofp, "\n"); | |
d65106b1 DG |
275 | fprintf(ofp, "Options:\n"); |
276 | fprintf(ofp, " -h, --help Show this help\n"); | |
5440dc42 | 277 | fprintf(ofp, " -s, --session Apply on session name\n"); |
d65106b1 DG |
278 | fprintf(ofp, " -c, --channel NAME Apply on channel\n"); |
279 | fprintf(ofp, " -e, --event NAME Apply on event\n"); | |
280 | fprintf(ofp, " -k, --kernel Apply for the kernel tracer\n"); | |
281 | fprintf(ofp, " -u, --userspace Apply for the user-space tracer\n"); | |
282 | fprintf(ofp, " --all If -u, apply on all traceable apps\n"); | |
283 | fprintf(ofp, " -p, --pid PID If -u, apply on a specific PID\n"); | |
90b9a268 DG |
284 | fprintf(ofp, " -t, --type TYPE Context type. You can repeat that option on the command line.\n"); |
285 | fprintf(ofp, " TYPE can be a digit or a string below:\n"); | |
286 | print_ctx_type(ofp); | |
d65106b1 DG |
287 | fprintf(ofp, "\n"); |
288 | fprintf(ofp, "Context options:\n"); | |
90b9a268 DG |
289 | fprintf(ofp, " --perf-type TYPE Perf event type. TYPE can be a digit or a string below:\n"); |
290 | print_perf_type(ofp); | |
291 | fprintf(ofp, " --perf-id ID Perf event id. ID can be a digit or a string below:\n"); | |
292 | fprintf(ofp, " Hardware IDs (%s: %d):\n", ctx_perf_type[0].symbol, ctx_perf_type[0].value); | |
293 | print_perf_hw(ofp); | |
294 | fprintf(ofp, " Software IDs (%s: %d):\n", ctx_perf_type[1].symbol, ctx_perf_type[1].value); | |
295 | print_perf_sw(ofp); | |
296 | fprintf(ofp, "Example:\n"); | |
297 | fprintf(ofp, "This command will add the context information 'prio' and a perf counter hardware branch miss to\n" | |
298 | "the 'sys_enter' event in the trace data output.\n"); | |
299 | fprintf(ofp, "# lttng add-context -k -e sys_enter -t prio -t perf --perf-type hw --perf-id branch_miss\n"); | |
d65106b1 DG |
300 | fprintf(ofp, "\n"); |
301 | } | |
302 | ||
303 | /* | |
90b9a268 DG |
304 | * Return perf hardware counter index. |
305 | */ | |
306 | static int find_perf_idx(const char *opt) | |
307 | { | |
308 | int ret = -1, i = 0; | |
309 | ||
310 | while (ctx_perf[i].symbol != NULL) { | |
311 | if (strcmp(opt, ctx_perf[i].symbol) == 0) { | |
312 | ret = i; | |
313 | goto end; | |
314 | } | |
315 | i++; | |
316 | } | |
317 | ||
318 | end: | |
319 | return ret; | |
320 | } | |
321 | ||
322 | /* | |
323 | * Return perf type index in global array. | |
324 | */ | |
325 | static int find_perf_type_idx(const char *opt) | |
326 | { | |
327 | int ret = -1, i = 0; | |
328 | ||
329 | while (ctx_perf_type[i].symbol != NULL) { | |
330 | if (strcmp(opt, ctx_perf_type[i].symbol) == 0) { | |
331 | ret = i; | |
332 | goto end; | |
333 | } | |
334 | i++; | |
335 | } | |
336 | ||
337 | end: | |
338 | return ret; | |
339 | } | |
340 | ||
341 | /* | |
342 | * Return perf counter index | |
343 | */ | |
344 | static int find_perf_symbol_idx(int type, int id) | |
345 | { | |
346 | int ret = -1, i = 0; | |
347 | ||
348 | while (ctx_perf[i].symbol != NULL) { | |
349 | if (ctx_perf[i].type == type) { | |
350 | switch (type) { | |
351 | case PERF_TYPE_HARDWARE: | |
352 | if (ctx_perf[i].id.hard == id) { | |
353 | ret = i; | |
354 | goto end; | |
355 | } | |
356 | break; | |
357 | case PERF_TYPE_SOFTWARE: | |
358 | if (ctx_perf[i].id.soft == id) { | |
359 | ret = i; | |
360 | goto end; | |
361 | } | |
362 | break; | |
363 | } | |
364 | } | |
365 | i++; | |
366 | } | |
367 | ||
368 | end: | |
369 | return ret; | |
370 | } | |
371 | ||
372 | /* | |
373 | * Find context numerical value from string. | |
374 | */ | |
375 | static int find_ctx_type_idx(const char *opt) | |
376 | { | |
377 | int ret = -1, i = 0; | |
378 | ||
379 | while (ctx_opts[i].symbol != NULL) { | |
380 | if (strcmp(opt, ctx_opts[i].symbol) == 0) { | |
381 | ret = i; | |
382 | goto end; | |
383 | } | |
384 | i++; | |
385 | } | |
386 | ||
387 | end: | |
388 | return ret; | |
389 | } | |
390 | ||
391 | /* | |
392 | * Return context symbol index | |
393 | */ | |
394 | static int find_ctx_symbol_idx(int type) | |
395 | { | |
396 | int ret = -1, i = 0; | |
397 | ||
398 | while (ctx_opts[i].symbol != NULL) { | |
399 | if (type == ctx_opts[i].value) { | |
400 | ret = i; | |
401 | goto end; | |
402 | } | |
403 | i++; | |
404 | } | |
405 | ||
406 | end: | |
407 | return ret; | |
408 | } | |
409 | ||
410 | /* | |
411 | * Add context to channel or event. | |
d65106b1 | 412 | */ |
3301e740 | 413 | static int add_context(void) |
d65106b1 | 414 | { |
90b9a268 | 415 | int ret = CMD_SUCCESS, index; |
7d29a247 DG |
416 | struct lttng_event_context context; |
417 | struct lttng_domain dom; | |
3301e740 | 418 | struct ctx_type *type; |
d65106b1 | 419 | |
5440dc42 | 420 | if (set_session_name(opt_session_name) < 0) { |
d65106b1 DG |
421 | ret = CMD_ERROR; |
422 | goto error; | |
423 | } | |
424 | ||
3301e740 DG |
425 | /* Iterate over all context type given */ |
426 | cds_list_for_each_entry(type, &ctx_type_list.head, list) { | |
427 | context.ctx = type->type; | |
428 | if (type->type == LTTNG_KERNEL_CONTEXT_PERF_COUNTER) { | |
90b9a268 DG |
429 | /* Check perf type */ |
430 | if (isdigit(*opt_perf_type)) { | |
431 | context.u.perf_counter.type = atoi(opt_perf_type); | |
432 | } else { | |
433 | index = find_perf_type_idx(opt_perf_type); | |
434 | if (index == -1) { | |
435 | ERR("Bad event type given. Please use --perf-type TYPE."); | |
436 | goto error; | |
437 | } | |
438 | context.u.perf_counter.type = ctx_perf_type[index].value; | |
3301e740 | 439 | } |
90b9a268 DG |
440 | |
441 | /* Check perf counter ID */ | |
442 | if (isdigit(*opt_perf_id)) { | |
443 | context.u.perf_counter.config = atoi(opt_perf_id); | |
444 | index = find_perf_symbol_idx(context.u.perf_counter.type, | |
445 | context.u.perf_counter.config); | |
446 | } else { | |
447 | index = find_perf_idx(opt_perf_id); | |
448 | switch (context.u.perf_counter.type) { | |
449 | case PERF_TYPE_HARDWARE: | |
450 | context.u.perf_counter.config = ctx_perf[index].id.hard; | |
451 | break; | |
452 | case PERF_TYPE_SOFTWARE: | |
453 | context.u.perf_counter.config = ctx_perf[index].id.soft; | |
454 | break; | |
455 | } | |
3301e740 | 456 | } |
90b9a268 DG |
457 | |
458 | if (index == -1) { | |
459 | ERR("Bad perf event id given. Please use --perf-id ID."); | |
3301e740 DG |
460 | goto error; |
461 | } | |
90b9a268 DG |
462 | |
463 | strncpy(context.u.perf_counter.name, ctx_perf[index].symbol, | |
3301e740 DG |
464 | LTTNG_SYMBOL_NAME_LEN); |
465 | } | |
d65106b1 | 466 | |
3301e740 DG |
467 | if (opt_kernel) { |
468 | /* Create kernel domain */ | |
469 | dom.type = LTTNG_DOMAIN_KERNEL; | |
7d29a247 | 470 | |
3301e740 DG |
471 | DBG("Adding kernel context"); |
472 | ret = lttng_add_context(&dom, &context, opt_event_name, | |
473 | opt_channel_name); | |
474 | if (ret < 0) { | |
475 | goto error; | |
476 | } else { | |
477 | if (type->type == LTTNG_KERNEL_CONTEXT_PERF_COUNTER) { | |
90b9a268 | 478 | MSG("Perf counter %s added", context.u.perf_counter.name); |
3301e740 | 479 | } else { |
90b9a268 DG |
480 | index = find_ctx_symbol_idx(type->type); |
481 | MSG("Kernel context %s added", ctx_opts[index].symbol); | |
3301e740 DG |
482 | } |
483 | } | |
484 | } else if (opt_userspace) { /* User-space tracer action */ | |
485 | /* | |
486 | * TODO: Waiting on lttng UST 2.0 | |
487 | */ | |
488 | if (opt_pid_all) { | |
489 | } else if (opt_pid != 0) { | |
490 | } | |
491 | ret = CMD_NOT_IMPLEMENTED; | |
d65106b1 DG |
492 | goto error; |
493 | } else { | |
3301e740 DG |
494 | ERR("Please specify a tracer (kernel or user-space)"); |
495 | goto error; | |
d65106b1 | 496 | } |
d65106b1 DG |
497 | } |
498 | ||
499 | error: | |
500 | return ret; | |
501 | } | |
502 | ||
503 | /* | |
90b9a268 | 504 | * Add context on channel or event. |
d65106b1 DG |
505 | */ |
506 | int cmd_add_context(int argc, const char **argv) | |
507 | { | |
90b9a268 | 508 | int index, opt, ret = CMD_SUCCESS; |
d65106b1 DG |
509 | char *tmp; |
510 | static poptContext pc; | |
3301e740 | 511 | struct ctx_type *type; |
d65106b1 | 512 | |
636167b6 DG |
513 | if (argc < 2) { |
514 | usage(stderr); | |
515 | goto end; | |
516 | } | |
517 | ||
d65106b1 DG |
518 | pc = poptGetContext(NULL, argc, argv, long_options, 0); |
519 | poptReadDefaultConfig(pc, 0); | |
520 | ||
521 | while ((opt = poptGetNextOpt(pc)) != -1) { | |
522 | switch (opt) { | |
523 | case OPT_HELP: | |
524 | usage(stderr); | |
525 | ret = CMD_SUCCESS; | |
526 | goto end; | |
527 | case OPT_TYPE: | |
528 | /* Mandatory field */ | |
529 | tmp = poptGetOptArg(pc); | |
530 | if (tmp == NULL) { | |
531 | usage(stderr); | |
532 | ret = CMD_ERROR; | |
636167b6 | 533 | free(tmp); |
d65106b1 DG |
534 | goto end; |
535 | } | |
3301e740 DG |
536 | type = malloc(sizeof(struct ctx_type)); |
537 | if (type == NULL) { | |
538 | perror("malloc ctx_type"); | |
539 | ret = -1; | |
636167b6 DG |
540 | goto end; |
541 | } | |
90b9a268 DG |
542 | /* Numerical value are allowed also */ |
543 | if (isdigit(*tmp)) { | |
544 | type->type = atoi(tmp); | |
545 | } else { | |
546 | index = find_ctx_type_idx(tmp); | |
547 | if (index < 0) { | |
548 | ERR("Unknown context type %s", tmp); | |
549 | goto end; | |
550 | } | |
551 | type->type = ctx_opts[index].value; | |
552 | } | |
553 | if (type->type == -1) { | |
554 | ERR("Unknown context type %s", tmp); | |
555 | } else { | |
556 | cds_list_add(&type->list, &ctx_type_list.head); | |
557 | } | |
636167b6 | 558 | free(tmp); |
d65106b1 DG |
559 | break; |
560 | default: | |
561 | usage(stderr); | |
562 | ret = CMD_UNDEFINED; | |
563 | goto end; | |
564 | } | |
565 | } | |
566 | ||
3301e740 DG |
567 | ret = add_context(); |
568 | ||
569 | /* Cleanup allocated memory */ | |
570 | cds_list_for_each_entry(type, &ctx_type_list.head, list) { | |
571 | free(type); | |
572 | } | |
573 | ||
d65106b1 DG |
574 | end: |
575 | return ret; | |
576 | } |