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 | 34 | |
b13d56d7 MD |
35 | #define PRINT_LINE_LEN 80 |
36 | ||
d65106b1 DG |
37 | static char *opt_event_name; |
38 | static char *opt_channel_name; | |
5440dc42 | 39 | static char *opt_session_name; |
d65106b1 DG |
40 | static int *opt_kernel; |
41 | static int opt_pid_all; | |
42 | static int opt_userspace; | |
d65106b1 DG |
43 | static pid_t opt_pid; |
44 | ||
45 | enum { | |
46 | OPT_HELP = 1, | |
47 | OPT_TYPE, | |
48 | }; | |
49 | ||
cd80958d DG |
50 | static struct lttng_handle *handle; |
51 | ||
90b9a268 DG |
52 | /* |
53 | * Taken from the LTTng ABI | |
54 | */ | |
55 | enum context_type { | |
56 | CONTEXT_PID = 0, | |
57 | CONTEXT_PERF_COUNTER = 1, | |
58 | CONTEXT_COMM = 2, | |
59 | CONTEXT_PRIO = 3, | |
60 | CONTEXT_NICE = 4, | |
61 | CONTEXT_VPID = 5, | |
62 | CONTEXT_TID = 6, | |
63 | CONTEXT_VTID = 7, | |
64 | CONTEXT_PPID = 8, | |
65 | CONTEXT_VPPID = 9, | |
3301e740 DG |
66 | }; |
67 | ||
90b9a268 DG |
68 | /* |
69 | * Taken from the Perf ABI (all enum perf_*) | |
70 | */ | |
71 | enum perf_type { | |
72 | PERF_TYPE_HARDWARE = 0, | |
73 | PERF_TYPE_SOFTWARE = 1, | |
b13d56d7 | 74 | PERF_TYPE_HW_CACHE = 3, |
3301e740 DG |
75 | }; |
76 | ||
90b9a268 | 77 | enum perf_count_hard { |
b13d56d7 MD |
78 | PERF_COUNT_HW_CPU_CYCLES = 0, |
79 | PERF_COUNT_HW_INSTRUCTIONS = 1, | |
80 | PERF_COUNT_HW_CACHE_REFERENCES = 2, | |
81 | PERF_COUNT_HW_CACHE_MISSES = 3, | |
82 | PERF_COUNT_HW_BRANCH_INSTRUCTIONS = 4, | |
83 | PERF_COUNT_HW_BRANCH_MISSES = 5, | |
84 | PERF_COUNT_HW_BUS_CYCLES = 6, | |
85 | PERF_COUNT_HW_STALLED_CYCLES_FRONTEND = 7, | |
86 | PERF_COUNT_HW_STALLED_CYCLES_BACKEND = 8, | |
90b9a268 DG |
87 | }; |
88 | ||
89 | enum perf_count_soft { | |
90 | PERF_COUNT_SW_CPU_CLOCK = 0, | |
91 | PERF_COUNT_SW_TASK_CLOCK = 1, | |
92 | PERF_COUNT_SW_PAGE_FAULTS = 2, | |
93 | PERF_COUNT_SW_CONTEXT_SWITCHES = 3, | |
94 | PERF_COUNT_SW_CPU_MIGRATIONS = 4, | |
95 | PERF_COUNT_SW_PAGE_FAULTS_MIN = 5, | |
96 | PERF_COUNT_SW_PAGE_FAULTS_MAJ = 6, | |
97 | PERF_COUNT_SW_ALIGNMENT_FAULTS = 7, | |
98 | PERF_COUNT_SW_EMULATION_FAULTS = 8, | |
3301e740 DG |
99 | }; |
100 | ||
b13d56d7 MD |
101 | /* |
102 | * Generalized hardware cache events: | |
103 | * | |
104 | * { L1-D, L1-I, LLC, ITLB, DTLB, BPU } x | |
105 | * { read, write, prefetch } x | |
106 | * { accesses, misses } | |
107 | */ | |
108 | enum perf_hw_cache_id { | |
109 | PERF_COUNT_HW_CACHE_L1D = 0, | |
110 | PERF_COUNT_HW_CACHE_L1I = 1, | |
111 | PERF_COUNT_HW_CACHE_LL = 2, | |
112 | PERF_COUNT_HW_CACHE_DTLB = 3, | |
113 | PERF_COUNT_HW_CACHE_ITLB = 4, | |
114 | PERF_COUNT_HW_CACHE_BPU = 5, | |
115 | ||
116 | PERF_COUNT_HW_CACHE_MAX, /* non-ABI */ | |
117 | }; | |
118 | ||
119 | enum perf_hw_cache_op_id { | |
120 | PERF_COUNT_HW_CACHE_OP_READ = 0, | |
121 | PERF_COUNT_HW_CACHE_OP_WRITE = 1, | |
122 | PERF_COUNT_HW_CACHE_OP_PREFETCH = 2, | |
123 | ||
124 | PERF_COUNT_HW_CACHE_OP_MAX, /* non-ABI */ | |
125 | }; | |
126 | ||
127 | enum perf_hw_cache_op_result_id { | |
128 | PERF_COUNT_HW_CACHE_RESULT_ACCESS = 0, | |
129 | PERF_COUNT_HW_CACHE_RESULT_MISS = 1, | |
130 | ||
131 | PERF_COUNT_HW_CACHE_RESULT_MAX, /* non-ABI */ | |
132 | }; | |
133 | ||
d65106b1 DG |
134 | static struct poptOption long_options[] = { |
135 | /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */ | |
136 | {"help", 'h', POPT_ARG_NONE, 0, OPT_HELP, 0, 0}, | |
5440dc42 | 137 | {"session", 's', POPT_ARG_STRING, &opt_session_name, 0, 0, 0}, |
d65106b1 DG |
138 | {"channel", 'c', POPT_ARG_STRING, &opt_channel_name, 0, 0, 0}, |
139 | {"event", 'e', POPT_ARG_STRING, &opt_event_name, 0, 0, 0}, | |
140 | {"kernel", 'k', POPT_ARG_VAL, &opt_kernel, 1, 0, 0}, | |
141 | {"userspace", 'u', POPT_ARG_VAL, &opt_userspace, 1, 0, 0}, | |
142 | {"all", 0, POPT_ARG_VAL, &opt_pid_all, 1, 0, 0}, | |
143 | {"pid", 'p', POPT_ARG_INT, &opt_pid, 0, 0, 0}, | |
90b9a268 | 144 | {"type", 't', POPT_ARG_STRING, 0, OPT_TYPE, 0, 0}, |
d65106b1 DG |
145 | {0, 0, 0, 0, 0, 0, 0} |
146 | }; | |
147 | ||
90b9a268 | 148 | /* |
b13d56d7 | 149 | * Context options |
90b9a268 | 150 | */ |
b13d56d7 MD |
151 | #define PERF_HW(opt, name) \ |
152 | { \ | |
153 | "perf:" #opt, CONTEXT_PERF_COUNTER, \ | |
154 | .u.perf = { PERF_TYPE_HARDWARE, PERF_COUNT_HW_##name, },\ | |
155 | } | |
90b9a268 | 156 | |
b13d56d7 MD |
157 | #define PERF_SW(opt, name) \ |
158 | { \ | |
159 | "perf:" #opt, CONTEXT_PERF_COUNTER, \ | |
160 | .u.perf = { PERF_TYPE_SOFTWARE, PERF_COUNT_SW_##name, },\ | |
161 | } | |
90b9a268 | 162 | |
b13d56d7 MD |
163 | #define _PERF_HW_CACHE(optstr, name, op, result) \ |
164 | { \ | |
165 | "perf:" optstr, CONTEXT_PERF_COUNTER, \ | |
166 | .u.perf = { \ | |
167 | PERF_TYPE_HW_CACHE, \ | |
168 | (uint64_t) PERF_COUNT_HW_CACHE_##name \ | |
18829107 MD |
169 | | ((uint64_t) PERF_COUNT_HW_CACHE_OP_##op << 8) \ |
170 | | ((uint64_t) PERF_COUNT_HW_CACHE_RESULT_##result << 16), \ | |
b13d56d7 MD |
171 | }, \ |
172 | } | |
173 | ||
174 | #define PERF_HW_CACHE(opt, name) \ | |
175 | _PERF_HW_CACHE(#opt "-loads", name, READ, ACCESS), \ | |
176 | _PERF_HW_CACHE(#opt "-load-misses", name, READ, MISS), \ | |
177 | _PERF_HW_CACHE(#opt "-stores", name, WRITE, ACCESS), \ | |
178 | _PERF_HW_CACHE(#opt "-store-misses", name, WRITE, MISS), \ | |
179 | _PERF_HW_CACHE(#opt "-prefetches", name, PREFETCH, ACCESS), \ | |
180 | _PERF_HW_CACHE(#opt "-prefetch-misses", name, PREFETCH, MISS) \ | |
181 | ||
182 | static | |
183 | const struct ctx_opts { | |
90b9a268 | 184 | char *symbol; |
b13d56d7 MD |
185 | enum context_type ctx_type; |
186 | union { | |
187 | struct { | |
188 | uint32_t type; | |
189 | uint64_t config; | |
190 | } perf; | |
191 | } u; | |
192 | } ctx_opts[] = { | |
193 | { "pid", CONTEXT_PID }, | |
194 | { "comm", CONTEXT_COMM }, | |
195 | { "prio", CONTEXT_PRIO }, | |
196 | { "nice", CONTEXT_NICE }, | |
197 | { "vpid", CONTEXT_VPID }, | |
198 | { "tid", CONTEXT_TID }, | |
199 | { "vtid", CONTEXT_VTID }, | |
200 | { "ppid", CONTEXT_PPID }, | |
201 | { "vppid", CONTEXT_VPPID }, | |
202 | /* Perf options */ | |
203 | PERF_HW(cpu-cycles, CPU_CYCLES), | |
204 | PERF_HW(cycles, CPU_CYCLES), | |
205 | PERF_HW(stalled-cycles-frontend, STALLED_CYCLES_FRONTEND), | |
206 | PERF_HW(idle-cycles-frontend, STALLED_CYCLES_FRONTEND), | |
207 | PERF_HW(stalled-cycles-backend, STALLED_CYCLES_BACKEND), | |
208 | PERF_HW(idle-cycles-backend, STALLED_CYCLES_BACKEND), | |
209 | PERF_HW(instructions, INSTRUCTIONS), | |
210 | PERF_HW(cache-references, CACHE_REFERENCES), | |
211 | PERF_HW(cache-misses, CACHE_MISSES), | |
212 | PERF_HW(branch-instructions, BRANCH_INSTRUCTIONS), | |
213 | PERF_HW(branches, BRANCH_INSTRUCTIONS), | |
214 | PERF_HW(branch-misses, BRANCH_MISSES), | |
215 | PERF_HW(bus-cycles, BUS_CYCLES), | |
216 | ||
217 | PERF_HW_CACHE(L1-dcache, L1D), | |
218 | PERF_HW_CACHE(L1-icache, L1I), | |
219 | PERF_HW_CACHE(LLC, LL), | |
220 | PERF_HW_CACHE(dTLB, DTLB), | |
221 | _PERF_HW_CACHE("iTLB-loads", ITLB, READ, ACCESS), | |
222 | _PERF_HW_CACHE("iTLB-load-misses", ITLB, READ, MISS), | |
223 | _PERF_HW_CACHE("branch-loads", BPU, READ, ACCESS), | |
224 | _PERF_HW_CACHE("branch-load-misses", BPU, READ, MISS), | |
225 | ||
226 | ||
227 | PERF_SW(cpu-clock, CPU_CLOCK), | |
228 | PERF_SW(task-clock, TASK_CLOCK), | |
229 | PERF_SW(page-fault, PAGE_FAULTS), | |
230 | PERF_SW(faults, PAGE_FAULTS), | |
231 | PERF_SW(major-faults, PAGE_FAULTS_MAJ), | |
232 | PERF_SW(minor-faults, PAGE_FAULTS_MIN), | |
233 | PERF_SW(context-switches, CONTEXT_SWITCHES), | |
234 | PERF_SW(cs, CONTEXT_SWITCHES), | |
235 | PERF_SW(cpu-migrations, CPU_MIGRATIONS), | |
236 | PERF_SW(migrations, CPU_MIGRATIONS), | |
237 | PERF_SW(alignment-faults, ALIGNMENT_FAULTS), | |
238 | PERF_SW(emulation-faults, EMULATION_FAULTS), | |
239 | { NULL, -1 }, /* Closure */ | |
90b9a268 DG |
240 | }; |
241 | ||
b13d56d7 MD |
242 | #undef PERF_SW |
243 | #undef PERF_HW | |
244 | ||
90b9a268 | 245 | /* |
b13d56d7 | 246 | * Context type for command line option parsing. |
90b9a268 | 247 | */ |
b13d56d7 MD |
248 | struct ctx_type { |
249 | const struct ctx_opts *opt; | |
250 | struct cds_list_head list; | |
90b9a268 DG |
251 | }; |
252 | ||
253 | /* | |
254 | * List of context type. Use to enable multiple context on a single command | |
255 | * line entry. | |
256 | */ | |
257 | struct ctx_type_list { | |
258 | struct cds_list_head head; | |
259 | } ctx_type_list = { | |
260 | .head = CDS_LIST_HEAD_INIT(ctx_type_list.head), | |
261 | }; | |
262 | ||
90b9a268 DG |
263 | /* |
264 | * Pretty print context type. | |
265 | */ | |
266 | static void print_ctx_type(FILE *ofp) | |
267 | { | |
b13d56d7 MD |
268 | const char *indent = " "; |
269 | int indent_len = strlen(indent); | |
270 | int len, i = 0; | |
90b9a268 | 271 | |
76e3c5dd | 272 | fprintf(ofp, "%s", indent); |
b13d56d7 | 273 | len = indent_len; |
90b9a268 | 274 | while (ctx_opts[i].symbol != NULL) { |
b13d56d7 MD |
275 | if (len > indent_len) { |
276 | if (len + strlen(ctx_opts[i].symbol) + 2 | |
277 | >= PRINT_LINE_LEN) { | |
278 | fprintf(ofp, ",\n"); | |
76e3c5dd | 279 | fprintf(ofp, "%s", indent); |
b13d56d7 MD |
280 | len = indent_len; |
281 | } else { | |
282 | len += fprintf(ofp, ", "); | |
90b9a268 DG |
283 | } |
284 | } | |
b13d56d7 | 285 | len += fprintf(ofp, "%s", ctx_opts[i].symbol); |
90b9a268 DG |
286 | i++; |
287 | } | |
90b9a268 DG |
288 | } |
289 | ||
d65106b1 DG |
290 | /* |
291 | * usage | |
292 | */ | |
293 | static void usage(FILE *ofp) | |
294 | { | |
b13d56d7 | 295 | fprintf(ofp, "usage: lttng add-context -t TYPE\n"); |
d65106b1 | 296 | fprintf(ofp, "\n"); |
b13d56d7 MD |
297 | fprintf(ofp, "If no event name is given (-e), the context will be added to\n"); |
298 | fprintf(ofp, "all events in the channel.\n"); | |
299 | fprintf(ofp, "If no channel and no event is given (-c/-e), the context\n"); | |
300 | fprintf(ofp, "will be added to all events in all channels.\n"); | |
3301e740 | 301 | fprintf(ofp, "\n"); |
d65106b1 DG |
302 | fprintf(ofp, "Options:\n"); |
303 | fprintf(ofp, " -h, --help Show this help\n"); | |
5440dc42 | 304 | fprintf(ofp, " -s, --session Apply on session name\n"); |
d65106b1 DG |
305 | fprintf(ofp, " -c, --channel NAME Apply on channel\n"); |
306 | fprintf(ofp, " -e, --event NAME Apply on event\n"); | |
307 | fprintf(ofp, " -k, --kernel Apply for the kernel tracer\n"); | |
308 | fprintf(ofp, " -u, --userspace Apply for the user-space tracer\n"); | |
309 | fprintf(ofp, " --all If -u, apply on all traceable apps\n"); | |
310 | fprintf(ofp, " -p, --pid PID If -u, apply on a specific PID\n"); | |
b13d56d7 MD |
311 | fprintf(ofp, " -t, --type TYPE Context type. You can repeat that option on\n"); |
312 | fprintf(ofp, " the command line.\n"); | |
313 | fprintf(ofp, " TYPE can be one of the strings below:\n"); | |
90b9a268 | 314 | print_ctx_type(ofp); |
d65106b1 | 315 | fprintf(ofp, "\n"); |
90b9a268 | 316 | fprintf(ofp, "Example:\n"); |
b13d56d7 | 317 | fprintf(ofp, "This command will add the context information 'prio' and two perf\n" |
e0899ffa | 318 | "counters: hardware branch misses and cache misses, to all events\n" |
b13d56d7 MD |
319 | "in the trace data output:\n"); |
320 | fprintf(ofp, "# lttng add-context -k -t prio -t perf:branch-misses -t perf:cache-misses\n"); | |
d65106b1 DG |
321 | fprintf(ofp, "\n"); |
322 | } | |
323 | ||
90b9a268 DG |
324 | /* |
325 | * Find context numerical value from string. | |
326 | */ | |
327 | static int find_ctx_type_idx(const char *opt) | |
328 | { | |
329 | int ret = -1, i = 0; | |
330 | ||
331 | while (ctx_opts[i].symbol != NULL) { | |
332 | if (strcmp(opt, ctx_opts[i].symbol) == 0) { | |
333 | ret = i; | |
334 | goto end; | |
335 | } | |
336 | i++; | |
337 | } | |
338 | ||
339 | end: | |
340 | return ret; | |
341 | } | |
342 | ||
90b9a268 DG |
343 | /* |
344 | * Add context to channel or event. | |
d65106b1 | 345 | */ |
cd80958d | 346 | static int add_context(char *session_name) |
d65106b1 | 347 | { |
b13d56d7 | 348 | int ret = CMD_SUCCESS; |
7d29a247 DG |
349 | struct lttng_event_context context; |
350 | struct lttng_domain dom; | |
3301e740 | 351 | struct ctx_type *type; |
b13d56d7 | 352 | char *ptr; |
d65106b1 | 353 | |
cd80958d DG |
354 | if (opt_kernel) { |
355 | dom.type = LTTNG_DOMAIN_KERNEL; | |
356 | } | |
357 | ||
358 | handle = lttng_create_handle(session_name, &dom); | |
359 | if (handle == NULL) { | |
360 | ret = -1; | |
361 | goto error; | |
362 | } | |
363 | ||
3301e740 DG |
364 | /* Iterate over all context type given */ |
365 | cds_list_for_each_entry(type, &ctx_type_list.head, list) { | |
d7b91b3c | 366 | |
b13d56d7 MD |
367 | context.ctx = type->opt->ctx_type; |
368 | if (context.ctx == LTTNG_EVENT_CONTEXT_PERF_COUNTER) { | |
369 | context.u.perf_counter.type = type->opt->u.perf.type; | |
370 | context.u.perf_counter.config = type->opt->u.perf.config; | |
d7b91b3c | 371 | strcpy(context.u.perf_counter.name, type->opt->symbol); |
b13d56d7 MD |
372 | /* Replace : and - by _ */ |
373 | while ((ptr = strchr(context.u.perf_counter.name, '-')) != NULL) { | |
374 | *ptr = '_'; | |
3301e740 | 375 | } |
b13d56d7 MD |
376 | while ((ptr = strchr(context.u.perf_counter.name, ':')) != NULL) { |
377 | *ptr = '_'; | |
3301e740 | 378 | } |
3301e740 | 379 | } |
3301e740 | 380 | if (opt_kernel) { |
3301e740 | 381 | DBG("Adding kernel context"); |
cd80958d | 382 | ret = lttng_add_context(handle, &context, opt_event_name, |
3301e740 DG |
383 | opt_channel_name); |
384 | if (ret < 0) { | |
d7b91b3c | 385 | fprintf(stderr, "%s: ", type->opt->symbol); |
16ab6b8a | 386 | continue; |
3301e740 | 387 | } else { |
b13d56d7 | 388 | MSG("Kernel context %s added", type->opt->symbol); |
3301e740 DG |
389 | } |
390 | } else if (opt_userspace) { /* User-space tracer action */ | |
391 | /* | |
392 | * TODO: Waiting on lttng UST 2.0 | |
393 | */ | |
394 | if (opt_pid_all) { | |
395 | } else if (opt_pid != 0) { | |
396 | } | |
397 | ret = CMD_NOT_IMPLEMENTED; | |
d65106b1 DG |
398 | goto error; |
399 | } else { | |
048e2159 | 400 | ERR("Please specify a tracer (--kernel or --userspace)"); |
3301e740 | 401 | goto error; |
d65106b1 | 402 | } |
d65106b1 DG |
403 | } |
404 | ||
405 | error: | |
cd80958d DG |
406 | lttng_destroy_handle(handle); |
407 | ||
d65106b1 DG |
408 | return ret; |
409 | } | |
410 | ||
411 | /* | |
90b9a268 | 412 | * Add context on channel or event. |
d65106b1 DG |
413 | */ |
414 | int cmd_add_context(int argc, const char **argv) | |
415 | { | |
90b9a268 | 416 | int index, opt, ret = CMD_SUCCESS; |
d65106b1 DG |
417 | char *tmp; |
418 | static poptContext pc; | |
b13d56d7 | 419 | struct ctx_type *type, *tmptype; |
cd80958d | 420 | char *session_name = NULL; |
d65106b1 | 421 | |
636167b6 DG |
422 | if (argc < 2) { |
423 | usage(stderr); | |
424 | goto end; | |
425 | } | |
426 | ||
d65106b1 DG |
427 | pc = poptGetContext(NULL, argc, argv, long_options, 0); |
428 | poptReadDefaultConfig(pc, 0); | |
429 | ||
430 | while ((opt = poptGetNextOpt(pc)) != -1) { | |
431 | switch (opt) { | |
432 | case OPT_HELP: | |
433 | usage(stderr); | |
434 | ret = CMD_SUCCESS; | |
435 | goto end; | |
436 | case OPT_TYPE: | |
437 | /* Mandatory field */ | |
438 | tmp = poptGetOptArg(pc); | |
439 | if (tmp == NULL) { | |
440 | usage(stderr); | |
441 | ret = CMD_ERROR; | |
636167b6 | 442 | free(tmp); |
d65106b1 DG |
443 | goto end; |
444 | } | |
3301e740 DG |
445 | type = malloc(sizeof(struct ctx_type)); |
446 | if (type == NULL) { | |
447 | perror("malloc ctx_type"); | |
448 | ret = -1; | |
636167b6 DG |
449 | goto end; |
450 | } | |
b13d56d7 MD |
451 | index = find_ctx_type_idx(tmp); |
452 | if (index < 0) { | |
453 | ERR("Unknown context type %s", tmp); | |
454 | goto end; | |
90b9a268 | 455 | } |
b13d56d7 MD |
456 | type->opt = &ctx_opts[index]; |
457 | if (type->opt->ctx_type == -1) { | |
90b9a268 DG |
458 | ERR("Unknown context type %s", tmp); |
459 | } else { | |
460 | cds_list_add(&type->list, &ctx_type_list.head); | |
461 | } | |
636167b6 | 462 | free(tmp); |
d65106b1 DG |
463 | break; |
464 | default: | |
465 | usage(stderr); | |
466 | ret = CMD_UNDEFINED; | |
467 | goto end; | |
468 | } | |
469 | } | |
470 | ||
cd80958d DG |
471 | if (!opt_session_name) { |
472 | session_name = get_session_name(); | |
473 | if (session_name == NULL) { | |
474 | ret = -1; | |
475 | goto end; | |
476 | } | |
477 | } else { | |
478 | session_name = opt_session_name; | |
479 | } | |
480 | ||
481 | ret = add_context(session_name); | |
3301e740 DG |
482 | |
483 | /* Cleanup allocated memory */ | |
b13d56d7 | 484 | cds_list_for_each_entry_safe(type, tmptype, &ctx_type_list.head, list) { |
3301e740 DG |
485 | free(type); |
486 | } | |
487 | ||
d65106b1 DG |
488 | end: |
489 | return ret; | |
490 | } |