Colin Cross | 9227bd3 | 2013-07-23 16:59:20 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2005 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | // |
| 18 | // C/C++ logging functions. See the logging documentation for API details. |
| 19 | // |
| 20 | // We'd like these to be available from C code (in case we import some from |
| 21 | // somewhere), so this has a C interface. |
| 22 | // |
| 23 | // The output will be correct when the log file is shared between multiple |
| 24 | // threads and/or multiple processes so long as the operating system |
| 25 | // supports O_APPEND. These calls have mutex-protected data structures |
| 26 | // and so are NOT reentrant. Do not use LOG in a signal handler. |
| 27 | // |
| 28 | #ifndef _LIBS_LOG_LOG_H |
| 29 | #define _LIBS_LOG_LOG_H |
| 30 | |
| 31 | #include <stdio.h> |
| 32 | #include <time.h> |
| 33 | #include <sys/types.h> |
| 34 | #include <unistd.h> |
| 35 | #ifdef HAVE_PTHREADS |
| 36 | #include <pthread.h> |
| 37 | #endif |
| 38 | #include <stdarg.h> |
| 39 | |
| 40 | #include <log/uio.h> |
| 41 | #include <log/logd.h> |
| 42 | |
| 43 | #ifdef __cplusplus |
| 44 | extern "C" { |
| 45 | #endif |
| 46 | |
| 47 | // --------------------------------------------------------------------- |
| 48 | |
| 49 | /* |
| 50 | * Normally we strip ALOGV (VERBOSE messages) from release builds. |
| 51 | * You can modify this (for example with "#define LOG_NDEBUG 0" |
| 52 | * at the top of your source file) to change that behavior. |
| 53 | */ |
| 54 | #ifndef LOG_NDEBUG |
| 55 | #ifdef NDEBUG |
| 56 | #define LOG_NDEBUG 1 |
| 57 | #else |
| 58 | #define LOG_NDEBUG 0 |
| 59 | #endif |
| 60 | #endif |
| 61 | |
| 62 | /* |
| 63 | * This is the local tag used for the following simplified |
| 64 | * logging macros. You can change this preprocessor definition |
| 65 | * before using the other macros to change the tag. |
| 66 | */ |
| 67 | #ifndef LOG_TAG |
| 68 | #define LOG_TAG NULL |
| 69 | #endif |
| 70 | |
| 71 | // --------------------------------------------------------------------- |
| 72 | |
| 73 | /* |
| 74 | * Simplified macro to send a verbose log message using the current LOG_TAG. |
| 75 | */ |
| 76 | #ifndef ALOGV |
| 77 | #if LOG_NDEBUG |
| 78 | #define ALOGV(...) ((void)0) |
| 79 | #else |
| 80 | #define ALOGV(...) ((void)ALOG(LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) |
| 81 | #endif |
| 82 | #endif |
| 83 | |
| 84 | #define CONDITION(cond) (__builtin_expect((cond)!=0, 0)) |
| 85 | |
| 86 | #ifndef ALOGV_IF |
| 87 | #if LOG_NDEBUG |
| 88 | #define ALOGV_IF(cond, ...) ((void)0) |
| 89 | #else |
| 90 | #define ALOGV_IF(cond, ...) \ |
| 91 | ( (CONDITION(cond)) \ |
| 92 | ? ((void)ALOG(LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) \ |
| 93 | : (void)0 ) |
| 94 | #endif |
| 95 | #endif |
| 96 | |
| 97 | /* |
| 98 | * Simplified macro to send a debug log message using the current LOG_TAG. |
| 99 | */ |
| 100 | #ifndef ALOGD |
| 101 | #define ALOGD(...) ((void)ALOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__)) |
| 102 | #endif |
| 103 | |
| 104 | #ifndef ALOGD_IF |
| 105 | #define ALOGD_IF(cond, ...) \ |
| 106 | ( (CONDITION(cond)) \ |
| 107 | ? ((void)ALOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__)) \ |
| 108 | : (void)0 ) |
| 109 | #endif |
| 110 | |
| 111 | /* |
| 112 | * Simplified macro to send an info log message using the current LOG_TAG. |
| 113 | */ |
| 114 | #ifndef ALOGI |
| 115 | #define ALOGI(...) ((void)ALOG(LOG_INFO, LOG_TAG, __VA_ARGS__)) |
| 116 | #endif |
| 117 | |
| 118 | #ifndef ALOGI_IF |
| 119 | #define ALOGI_IF(cond, ...) \ |
| 120 | ( (CONDITION(cond)) \ |
| 121 | ? ((void)ALOG(LOG_INFO, LOG_TAG, __VA_ARGS__)) \ |
| 122 | : (void)0 ) |
| 123 | #endif |
| 124 | |
| 125 | /* |
| 126 | * Simplified macro to send a warning log message using the current LOG_TAG. |
| 127 | */ |
| 128 | #ifndef ALOGW |
| 129 | #define ALOGW(...) ((void)ALOG(LOG_WARN, LOG_TAG, __VA_ARGS__)) |
| 130 | #endif |
| 131 | |
| 132 | #ifndef ALOGW_IF |
| 133 | #define ALOGW_IF(cond, ...) \ |
| 134 | ( (CONDITION(cond)) \ |
| 135 | ? ((void)ALOG(LOG_WARN, LOG_TAG, __VA_ARGS__)) \ |
| 136 | : (void)0 ) |
| 137 | #endif |
| 138 | |
| 139 | /* |
| 140 | * Simplified macro to send an error log message using the current LOG_TAG. |
| 141 | */ |
| 142 | #ifndef ALOGE |
| 143 | #define ALOGE(...) ((void)ALOG(LOG_ERROR, LOG_TAG, __VA_ARGS__)) |
| 144 | #endif |
| 145 | |
| 146 | #ifndef ALOGE_IF |
| 147 | #define ALOGE_IF(cond, ...) \ |
| 148 | ( (CONDITION(cond)) \ |
| 149 | ? ((void)ALOG(LOG_ERROR, LOG_TAG, __VA_ARGS__)) \ |
| 150 | : (void)0 ) |
| 151 | #endif |
| 152 | |
| 153 | // --------------------------------------------------------------------- |
| 154 | |
| 155 | /* |
| 156 | * Conditional based on whether the current LOG_TAG is enabled at |
| 157 | * verbose priority. |
| 158 | */ |
| 159 | #ifndef IF_ALOGV |
| 160 | #if LOG_NDEBUG |
| 161 | #define IF_ALOGV() if (false) |
| 162 | #else |
| 163 | #define IF_ALOGV() IF_ALOG(LOG_VERBOSE, LOG_TAG) |
| 164 | #endif |
| 165 | #endif |
| 166 | |
| 167 | /* |
| 168 | * Conditional based on whether the current LOG_TAG is enabled at |
| 169 | * debug priority. |
| 170 | */ |
| 171 | #ifndef IF_ALOGD |
| 172 | #define IF_ALOGD() IF_ALOG(LOG_DEBUG, LOG_TAG) |
| 173 | #endif |
| 174 | |
| 175 | /* |
| 176 | * Conditional based on whether the current LOG_TAG is enabled at |
| 177 | * info priority. |
| 178 | */ |
| 179 | #ifndef IF_ALOGI |
| 180 | #define IF_ALOGI() IF_ALOG(LOG_INFO, LOG_TAG) |
| 181 | #endif |
| 182 | |
| 183 | /* |
| 184 | * Conditional based on whether the current LOG_TAG is enabled at |
| 185 | * warn priority. |
| 186 | */ |
| 187 | #ifndef IF_ALOGW |
| 188 | #define IF_ALOGW() IF_ALOG(LOG_WARN, LOG_TAG) |
| 189 | #endif |
| 190 | |
| 191 | /* |
| 192 | * Conditional based on whether the current LOG_TAG is enabled at |
| 193 | * error priority. |
| 194 | */ |
| 195 | #ifndef IF_ALOGE |
| 196 | #define IF_ALOGE() IF_ALOG(LOG_ERROR, LOG_TAG) |
| 197 | #endif |
| 198 | |
| 199 | |
| 200 | // --------------------------------------------------------------------- |
| 201 | |
| 202 | /* |
| 203 | * Simplified macro to send a verbose system log message using the current LOG_TAG. |
| 204 | */ |
| 205 | #ifndef SLOGV |
| 206 | #if LOG_NDEBUG |
| 207 | #define SLOGV(...) ((void)0) |
| 208 | #else |
| 209 | #define SLOGV(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) |
| 210 | #endif |
| 211 | #endif |
| 212 | |
| 213 | #define CONDITION(cond) (__builtin_expect((cond)!=0, 0)) |
| 214 | |
| 215 | #ifndef SLOGV_IF |
| 216 | #if LOG_NDEBUG |
| 217 | #define SLOGV_IF(cond, ...) ((void)0) |
| 218 | #else |
| 219 | #define SLOGV_IF(cond, ...) \ |
| 220 | ( (CONDITION(cond)) \ |
| 221 | ? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) \ |
| 222 | : (void)0 ) |
| 223 | #endif |
| 224 | #endif |
| 225 | |
| 226 | /* |
| 227 | * Simplified macro to send a debug system log message using the current LOG_TAG. |
| 228 | */ |
| 229 | #ifndef SLOGD |
| 230 | #define SLOGD(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__)) |
| 231 | #endif |
| 232 | |
| 233 | #ifndef SLOGD_IF |
| 234 | #define SLOGD_IF(cond, ...) \ |
| 235 | ( (CONDITION(cond)) \ |
| 236 | ? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__)) \ |
| 237 | : (void)0 ) |
| 238 | #endif |
| 239 | |
| 240 | /* |
| 241 | * Simplified macro to send an info system log message using the current LOG_TAG. |
| 242 | */ |
| 243 | #ifndef SLOGI |
| 244 | #define SLOGI(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)) |
| 245 | #endif |
| 246 | |
| 247 | #ifndef SLOGI_IF |
| 248 | #define SLOGI_IF(cond, ...) \ |
| 249 | ( (CONDITION(cond)) \ |
| 250 | ? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)) \ |
| 251 | : (void)0 ) |
| 252 | #endif |
| 253 | |
| 254 | /* |
| 255 | * Simplified macro to send a warning system log message using the current LOG_TAG. |
| 256 | */ |
| 257 | #ifndef SLOGW |
| 258 | #define SLOGW(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__)) |
| 259 | #endif |
| 260 | |
| 261 | #ifndef SLOGW_IF |
| 262 | #define SLOGW_IF(cond, ...) \ |
| 263 | ( (CONDITION(cond)) \ |
| 264 | ? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__)) \ |
| 265 | : (void)0 ) |
| 266 | #endif |
| 267 | |
| 268 | /* |
| 269 | * Simplified macro to send an error system log message using the current LOG_TAG. |
| 270 | */ |
| 271 | #ifndef SLOGE |
| 272 | #define SLOGE(...) ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)) |
| 273 | #endif |
| 274 | |
| 275 | #ifndef SLOGE_IF |
| 276 | #define SLOGE_IF(cond, ...) \ |
| 277 | ( (CONDITION(cond)) \ |
| 278 | ? ((void)__android_log_buf_print(LOG_ID_SYSTEM, ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)) \ |
| 279 | : (void)0 ) |
| 280 | #endif |
| 281 | |
| 282 | // --------------------------------------------------------------------- |
| 283 | |
| 284 | /* |
| 285 | * Simplified macro to send a verbose radio log message using the current LOG_TAG. |
| 286 | */ |
| 287 | #ifndef RLOGV |
| 288 | #if LOG_NDEBUG |
| 289 | #define RLOGV(...) ((void)0) |
| 290 | #else |
| 291 | #define RLOGV(...) ((void)__android_log_buf_print(LOG_ID_RADIO, ANDROID_LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) |
| 292 | #endif |
| 293 | #endif |
| 294 | |
| 295 | #define CONDITION(cond) (__builtin_expect((cond)!=0, 0)) |
| 296 | |
| 297 | #ifndef RLOGV_IF |
| 298 | #if LOG_NDEBUG |
| 299 | #define RLOGV_IF(cond, ...) ((void)0) |
| 300 | #else |
| 301 | #define RLOGV_IF(cond, ...) \ |
| 302 | ( (CONDITION(cond)) \ |
| 303 | ? ((void)__android_log_buf_print(LOG_ID_RADIO, ANDROID_LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) \ |
| 304 | : (void)0 ) |
| 305 | #endif |
| 306 | #endif |
| 307 | |
| 308 | /* |
| 309 | * Simplified macro to send a debug radio log message using the current LOG_TAG. |
| 310 | */ |
| 311 | #ifndef RLOGD |
| 312 | #define RLOGD(...) ((void)__android_log_buf_print(LOG_ID_RADIO, ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__)) |
| 313 | #endif |
| 314 | |
| 315 | #ifndef RLOGD_IF |
| 316 | #define RLOGD_IF(cond, ...) \ |
| 317 | ( (CONDITION(cond)) \ |
| 318 | ? ((void)__android_log_buf_print(LOG_ID_RADIO, ANDROID_LOG_DEBUG, LOG_TAG, __VA_ARGS__)) \ |
| 319 | : (void)0 ) |
| 320 | #endif |
| 321 | |
| 322 | /* |
| 323 | * Simplified macro to send an info radio log message using the current LOG_TAG. |
| 324 | */ |
| 325 | #ifndef RLOGI |
| 326 | #define RLOGI(...) ((void)__android_log_buf_print(LOG_ID_RADIO, ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)) |
| 327 | #endif |
| 328 | |
| 329 | #ifndef RLOGI_IF |
| 330 | #define RLOGI_IF(cond, ...) \ |
| 331 | ( (CONDITION(cond)) \ |
| 332 | ? ((void)__android_log_buf_print(LOG_ID_RADIO, ANDROID_LOG_INFO, LOG_TAG, __VA_ARGS__)) \ |
| 333 | : (void)0 ) |
| 334 | #endif |
| 335 | |
| 336 | /* |
| 337 | * Simplified macro to send a warning radio log message using the current LOG_TAG. |
| 338 | */ |
| 339 | #ifndef RLOGW |
| 340 | #define RLOGW(...) ((void)__android_log_buf_print(LOG_ID_RADIO, ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__)) |
| 341 | #endif |
| 342 | |
| 343 | #ifndef RLOGW_IF |
| 344 | #define RLOGW_IF(cond, ...) \ |
| 345 | ( (CONDITION(cond)) \ |
| 346 | ? ((void)__android_log_buf_print(LOG_ID_RADIO, ANDROID_LOG_WARN, LOG_TAG, __VA_ARGS__)) \ |
| 347 | : (void)0 ) |
| 348 | #endif |
| 349 | |
| 350 | /* |
| 351 | * Simplified macro to send an error radio log message using the current LOG_TAG. |
| 352 | */ |
| 353 | #ifndef RLOGE |
| 354 | #define RLOGE(...) ((void)__android_log_buf_print(LOG_ID_RADIO, ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)) |
| 355 | #endif |
| 356 | |
| 357 | #ifndef RLOGE_IF |
| 358 | #define RLOGE_IF(cond, ...) \ |
| 359 | ( (CONDITION(cond)) \ |
| 360 | ? ((void)__android_log_buf_print(LOG_ID_RADIO, ANDROID_LOG_ERROR, LOG_TAG, __VA_ARGS__)) \ |
| 361 | : (void)0 ) |
| 362 | #endif |
| 363 | |
| 364 | |
| 365 | // --------------------------------------------------------------------- |
| 366 | |
| 367 | /* |
| 368 | * Log a fatal error. If the given condition fails, this stops program |
| 369 | * execution like a normal assertion, but also generating the given message. |
| 370 | * It is NOT stripped from release builds. Note that the condition test |
| 371 | * is -inverted- from the normal assert() semantics. |
| 372 | */ |
| 373 | #ifndef LOG_ALWAYS_FATAL_IF |
| 374 | #define LOG_ALWAYS_FATAL_IF(cond, ...) \ |
| 375 | ( (CONDITION(cond)) \ |
| 376 | ? ((void)android_printAssert(#cond, LOG_TAG, ## __VA_ARGS__)) \ |
| 377 | : (void)0 ) |
| 378 | #endif |
| 379 | |
| 380 | #ifndef LOG_ALWAYS_FATAL |
| 381 | #define LOG_ALWAYS_FATAL(...) \ |
| 382 | ( ((void)android_printAssert(NULL, LOG_TAG, ## __VA_ARGS__)) ) |
| 383 | #endif |
| 384 | |
| 385 | /* |
| 386 | * Versions of LOG_ALWAYS_FATAL_IF and LOG_ALWAYS_FATAL that |
| 387 | * are stripped out of release builds. |
| 388 | */ |
| 389 | #if LOG_NDEBUG |
| 390 | |
| 391 | #ifndef LOG_FATAL_IF |
| 392 | #define LOG_FATAL_IF(cond, ...) ((void)0) |
| 393 | #endif |
| 394 | #ifndef LOG_FATAL |
| 395 | #define LOG_FATAL(...) ((void)0) |
| 396 | #endif |
| 397 | |
| 398 | #else |
| 399 | |
| 400 | #ifndef LOG_FATAL_IF |
| 401 | #define LOG_FATAL_IF(cond, ...) LOG_ALWAYS_FATAL_IF(cond, ## __VA_ARGS__) |
| 402 | #endif |
| 403 | #ifndef LOG_FATAL |
| 404 | #define LOG_FATAL(...) LOG_ALWAYS_FATAL(__VA_ARGS__) |
| 405 | #endif |
| 406 | |
| 407 | #endif |
| 408 | |
| 409 | /* |
| 410 | * Assertion that generates a log message when the assertion fails. |
| 411 | * Stripped out of release builds. Uses the current LOG_TAG. |
| 412 | */ |
| 413 | #ifndef ALOG_ASSERT |
| 414 | #define ALOG_ASSERT(cond, ...) LOG_FATAL_IF(!(cond), ## __VA_ARGS__) |
| 415 | //#define ALOG_ASSERT(cond) LOG_FATAL_IF(!(cond), "Assertion failed: " #cond) |
| 416 | #endif |
| 417 | |
| 418 | // --------------------------------------------------------------------- |
| 419 | |
| 420 | /* |
| 421 | * Basic log message macro. |
| 422 | * |
| 423 | * Example: |
| 424 | * ALOG(LOG_WARN, NULL, "Failed with error %d", errno); |
| 425 | * |
| 426 | * The second argument may be NULL or "" to indicate the "global" tag. |
| 427 | */ |
| 428 | #ifndef ALOG |
| 429 | #define ALOG(priority, tag, ...) \ |
| 430 | LOG_PRI(ANDROID_##priority, tag, __VA_ARGS__) |
| 431 | #endif |
| 432 | |
| 433 | /* |
| 434 | * Log macro that allows you to specify a number for the priority. |
| 435 | */ |
| 436 | #ifndef LOG_PRI |
| 437 | #define LOG_PRI(priority, tag, ...) \ |
| 438 | android_printLog(priority, tag, __VA_ARGS__) |
| 439 | #endif |
| 440 | |
| 441 | /* |
| 442 | * Log macro that allows you to pass in a varargs ("args" is a va_list). |
| 443 | */ |
| 444 | #ifndef LOG_PRI_VA |
| 445 | #define LOG_PRI_VA(priority, tag, fmt, args) \ |
| 446 | android_vprintLog(priority, NULL, tag, fmt, args) |
| 447 | #endif |
| 448 | |
| 449 | /* |
| 450 | * Conditional given a desired logging priority and tag. |
| 451 | */ |
| 452 | #ifndef IF_ALOG |
| 453 | #define IF_ALOG(priority, tag) \ |
| 454 | if (android_testLog(ANDROID_##priority, tag)) |
| 455 | #endif |
| 456 | |
| 457 | // --------------------------------------------------------------------- |
| 458 | |
| 459 | /* |
| 460 | * Event logging. |
| 461 | */ |
| 462 | |
| 463 | /* |
| 464 | * Event log entry types. These must match up with the declarations in |
| 465 | * java/android/android/util/EventLog.java. |
| 466 | */ |
| 467 | typedef enum { |
| 468 | EVENT_TYPE_INT = 0, |
| 469 | EVENT_TYPE_LONG = 1, |
| 470 | EVENT_TYPE_STRING = 2, |
| 471 | EVENT_TYPE_LIST = 3, |
| 472 | } AndroidEventLogType; |
| 473 | |
| 474 | |
| 475 | #ifndef LOG_EVENT_INT |
| 476 | #define LOG_EVENT_INT(_tag, _value) { \ |
| 477 | int intBuf = _value; \ |
| 478 | (void) android_btWriteLog(_tag, EVENT_TYPE_INT, &intBuf, \ |
| 479 | sizeof(intBuf)); \ |
| 480 | } |
| 481 | #endif |
| 482 | #ifndef LOG_EVENT_LONG |
| 483 | #define LOG_EVENT_LONG(_tag, _value) { \ |
| 484 | long long longBuf = _value; \ |
| 485 | (void) android_btWriteLog(_tag, EVENT_TYPE_LONG, &longBuf, \ |
| 486 | sizeof(longBuf)); \ |
| 487 | } |
| 488 | #endif |
| 489 | #ifndef LOG_EVENT_STRING |
| 490 | #define LOG_EVENT_STRING(_tag, _value) \ |
| 491 | ((void) 0) /* not implemented -- must combine len with string */ |
| 492 | #endif |
| 493 | /* TODO: something for LIST */ |
| 494 | |
| 495 | /* |
| 496 | * =========================================================================== |
| 497 | * |
| 498 | * The stuff in the rest of this file should not be used directly. |
| 499 | */ |
| 500 | |
| 501 | #define android_printLog(prio, tag, fmt...) \ |
| 502 | __android_log_print(prio, tag, fmt) |
| 503 | |
| 504 | #define android_vprintLog(prio, cond, tag, fmt...) \ |
| 505 | __android_log_vprint(prio, tag, fmt) |
| 506 | |
| 507 | /* XXX Macros to work around syntax errors in places where format string |
| 508 | * arg is not passed to ALOG_ASSERT, LOG_ALWAYS_FATAL or LOG_ALWAYS_FATAL_IF |
| 509 | * (happens only in debug builds). |
| 510 | */ |
| 511 | |
| 512 | /* Returns 2nd arg. Used to substitute default value if caller's vararg list |
| 513 | * is empty. |
| 514 | */ |
| 515 | #define __android_second(dummy, second, ...) second |
| 516 | |
| 517 | /* If passed multiple args, returns ',' followed by all but 1st arg, otherwise |
| 518 | * returns nothing. |
| 519 | */ |
| 520 | #define __android_rest(first, ...) , ## __VA_ARGS__ |
| 521 | |
| 522 | #define android_printAssert(cond, tag, fmt...) \ |
| 523 | __android_log_assert(cond, tag, \ |
| 524 | __android_second(0, ## fmt, NULL) __android_rest(fmt)) |
| 525 | |
| 526 | #define android_writeLog(prio, tag, text) \ |
| 527 | __android_log_write(prio, tag, text) |
| 528 | |
| 529 | #define android_bWriteLog(tag, payload, len) \ |
| 530 | __android_log_bwrite(tag, payload, len) |
| 531 | #define android_btWriteLog(tag, type, payload, len) \ |
| 532 | __android_log_btwrite(tag, type, payload, len) |
| 533 | |
| 534 | // TODO: remove these prototypes and their users |
| 535 | #define android_testLog(prio, tag) (1) |
| 536 | #define android_writevLog(vec,num) do{}while(0) |
| 537 | #define android_write1Log(str,len) do{}while (0) |
| 538 | #define android_setMinPriority(tag, prio) do{}while(0) |
| 539 | //#define android_logToCallback(func) do{}while(0) |
| 540 | #define android_logToFile(tag, file) (0) |
| 541 | #define android_logToFd(tag, fd) (0) |
| 542 | |
| 543 | typedef enum { |
| 544 | LOG_ID_MAIN = 0, |
| 545 | LOG_ID_RADIO = 1, |
| 546 | LOG_ID_EVENTS = 2, |
| 547 | LOG_ID_SYSTEM = 3, |
| 548 | |
| 549 | LOG_ID_MAX |
| 550 | } log_id_t; |
| 551 | |
| 552 | /* |
| 553 | * Send a simple string to the log. |
| 554 | */ |
| 555 | int __android_log_buf_write(int bufID, int prio, const char *tag, const char *text); |
| 556 | int __android_log_buf_print(int bufID, int prio, const char *tag, const char *fmt, ...); |
| 557 | |
| 558 | |
| 559 | #ifdef __cplusplus |
| 560 | } |
| 561 | #endif |
| 562 | |
| 563 | #endif // _LIBS_CUTILS_LOG_H |