The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [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_CUTILS_LOG_H |
| 29 | #define _LIBS_CUTILS_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 <cutils/uio.h> |
| 41 | #include <cutils/logd.h> |
| 42 | |
| 43 | #ifdef __cplusplus |
| 44 | extern "C" { |
| 45 | #endif |
| 46 | |
| 47 | // --------------------------------------------------------------------- |
| 48 | |
| 49 | /* |
Steve Block | 69f4cd7 | 2011-10-20 11:54:09 +0100 | [diff] [blame] | 50 | * Normally we strip ALOGV (VERBOSE messages) from release builds. |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 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 | */ |
Steve Block | 69f4cd7 | 2011-10-20 11:54:09 +0100 | [diff] [blame] | 76 | #ifndef ALOGV |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 77 | #if LOG_NDEBUG |
Steve Block | 69f4cd7 | 2011-10-20 11:54:09 +0100 | [diff] [blame] | 78 | #define ALOGV(...) ((void)0) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 79 | #else |
Steve Block | 69f4cd7 | 2011-10-20 11:54:09 +0100 | [diff] [blame] | 80 | #define ALOGV(...) ((void)ALOG(LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 81 | #endif |
| 82 | #endif |
| 83 | |
| 84 | #define CONDITION(cond) (__builtin_expect((cond)!=0, 0)) |
| 85 | |
Steve Block | 69f4cd7 | 2011-10-20 11:54:09 +0100 | [diff] [blame] | 86 | #ifndef ALOGV_IF |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 87 | #if LOG_NDEBUG |
Steve Block | 69f4cd7 | 2011-10-20 11:54:09 +0100 | [diff] [blame] | 88 | #define ALOGV_IF(cond, ...) ((void)0) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 89 | #else |
Steve Block | 69f4cd7 | 2011-10-20 11:54:09 +0100 | [diff] [blame] | 90 | #define ALOGV_IF(cond, ...) \ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 91 | ( (CONDITION(cond)) \ |
Steve Block | 5fb4495 | 2011-10-12 17:22:43 +0100 | [diff] [blame] | 92 | ? ((void)ALOG(LOG_VERBOSE, LOG_TAG, __VA_ARGS__)) \ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 93 | : (void)0 ) |
| 94 | #endif |
| 95 | #endif |
| 96 | |
| 97 | /* |
| 98 | * Simplified macro to send a debug log message using the current LOG_TAG. |
| 99 | */ |
Steve Block | 8d66c49 | 2011-12-20 16:07:45 +0000 | [diff] [blame] | 100 | #ifndef ALOGD |
| 101 | #define ALOGD(...) ((void)ALOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__)) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 102 | #endif |
| 103 | |
Steve Block | 8d66c49 | 2011-12-20 16:07:45 +0000 | [diff] [blame] | 104 | #ifndef ALOGD_IF |
| 105 | #define ALOGD_IF(cond, ...) \ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 106 | ( (CONDITION(cond)) \ |
Steve Block | 5fb4495 | 2011-10-12 17:22:43 +0100 | [diff] [blame] | 107 | ? ((void)ALOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__)) \ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 108 | : (void)0 ) |
| 109 | #endif |
| 110 | |
| 111 | /* |
| 112 | * Simplified macro to send an info log message using the current LOG_TAG. |
| 113 | */ |
Steve Block | fe71a61 | 2012-01-04 19:19:03 +0000 | [diff] [blame] | 114 | #ifndef ALOGI |
| 115 | #define ALOGI(...) ((void)ALOG(LOG_INFO, LOG_TAG, __VA_ARGS__)) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 116 | #endif |
| 117 | |
Steve Block | fe71a61 | 2012-01-04 19:19:03 +0000 | [diff] [blame] | 118 | #ifndef ALOGI_IF |
| 119 | #define ALOGI_IF(cond, ...) \ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 120 | ( (CONDITION(cond)) \ |
Steve Block | 5fb4495 | 2011-10-12 17:22:43 +0100 | [diff] [blame] | 121 | ? ((void)ALOG(LOG_INFO, LOG_TAG, __VA_ARGS__)) \ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 122 | : (void)0 ) |
| 123 | #endif |
| 124 | |
| 125 | /* |
| 126 | * Simplified macro to send a warning log message using the current LOG_TAG. |
| 127 | */ |
Steve Block | ae8b56c | 2012-01-05 22:25:38 +0000 | [diff] [blame] | 128 | #ifndef ALOGW |
| 129 | #define ALOGW(...) ((void)ALOG(LOG_WARN, LOG_TAG, __VA_ARGS__)) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 130 | #endif |
| 131 | |
Steve Block | ae8b56c | 2012-01-05 22:25:38 +0000 | [diff] [blame] | 132 | #ifndef ALOGW_IF |
| 133 | #define ALOGW_IF(cond, ...) \ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 134 | ( (CONDITION(cond)) \ |
Steve Block | 5fb4495 | 2011-10-12 17:22:43 +0100 | [diff] [blame] | 135 | ? ((void)ALOG(LOG_WARN, LOG_TAG, __VA_ARGS__)) \ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 136 | : (void)0 ) |
| 137 | #endif |
| 138 | |
| 139 | /* |
| 140 | * Simplified macro to send an error log message using the current LOG_TAG. |
| 141 | */ |
Steve Block | 01dda20 | 2012-01-06 14:13:42 +0000 | [diff] [blame] | 142 | #ifndef ALOGE |
| 143 | #define ALOGE(...) ((void)ALOG(LOG_ERROR, LOG_TAG, __VA_ARGS__)) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 144 | #endif |
| 145 | |
Steve Block | 01dda20 | 2012-01-06 14:13:42 +0000 | [diff] [blame] | 146 | #ifndef ALOGE_IF |
| 147 | #define ALOGE_IF(cond, ...) \ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 148 | ( (CONDITION(cond)) \ |
Steve Block | 5fb4495 | 2011-10-12 17:22:43 +0100 | [diff] [blame] | 149 | ? ((void)ALOG(LOG_ERROR, LOG_TAG, __VA_ARGS__)) \ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 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 | */ |
Steve Block | 69f4cd7 | 2011-10-20 11:54:09 +0100 | [diff] [blame] | 159 | #ifndef IF_ALOGV |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 160 | #if LOG_NDEBUG |
Steve Block | 69f4cd7 | 2011-10-20 11:54:09 +0100 | [diff] [blame] | 161 | #define IF_ALOGV() if (false) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 162 | #else |
Steve Block | 69f4cd7 | 2011-10-20 11:54:09 +0100 | [diff] [blame] | 163 | #define IF_ALOGV() IF_ALOG(LOG_VERBOSE, LOG_TAG) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 164 | #endif |
| 165 | #endif |
| 166 | |
| 167 | /* |
| 168 | * Conditional based on whether the current LOG_TAG is enabled at |
| 169 | * debug priority. |
| 170 | */ |
Steve Block | 8d66c49 | 2011-12-20 16:07:45 +0000 | [diff] [blame] | 171 | #ifndef IF_ALOGD |
| 172 | #define IF_ALOGD() IF_ALOG(LOG_DEBUG, LOG_TAG) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 173 | #endif |
| 174 | |
| 175 | /* |
| 176 | * Conditional based on whether the current LOG_TAG is enabled at |
| 177 | * info priority. |
| 178 | */ |
Steve Block | fe71a61 | 2012-01-04 19:19:03 +0000 | [diff] [blame] | 179 | #ifndef IF_ALOGI |
| 180 | #define IF_ALOGI() IF_ALOG(LOG_INFO, LOG_TAG) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 181 | #endif |
| 182 | |
| 183 | /* |
| 184 | * Conditional based on whether the current LOG_TAG is enabled at |
| 185 | * warn priority. |
| 186 | */ |
Steve Block | ae8b56c | 2012-01-05 22:25:38 +0000 | [diff] [blame] | 187 | #ifndef IF_ALOGW |
| 188 | #define IF_ALOGW() IF_ALOG(LOG_WARN, LOG_TAG) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 189 | #endif |
| 190 | |
| 191 | /* |
| 192 | * Conditional based on whether the current LOG_TAG is enabled at |
| 193 | * error priority. |
| 194 | */ |
Steve Block | 01dda20 | 2012-01-06 14:13:42 +0000 | [diff] [blame] | 195 | #ifndef IF_ALOGE |
| 196 | #define IF_ALOGE() IF_ALOG(LOG_ERROR, LOG_TAG) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 197 | #endif |
| 198 | |
Joe Onorato | e2bf2ea | 2010-03-01 09:11:54 -0800 | [diff] [blame] | 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 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 284 | // --------------------------------------------------------------------- |
| 285 | |
| 286 | /* |
| 287 | * Log a fatal error. If the given condition fails, this stops program |
| 288 | * execution like a normal assertion, but also generating the given message. |
| 289 | * It is NOT stripped from release builds. Note that the condition test |
| 290 | * is -inverted- from the normal assert() semantics. |
| 291 | */ |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 292 | #ifndef LOG_ALWAYS_FATAL_IF |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 293 | #define LOG_ALWAYS_FATAL_IF(cond, ...) \ |
| 294 | ( (CONDITION(cond)) \ |
Chris Pearson | 1929990 | 2010-06-02 16:25:35 -0700 | [diff] [blame] | 295 | ? ((void)android_printAssert(#cond, LOG_TAG, ## __VA_ARGS__)) \ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 296 | : (void)0 ) |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 297 | #endif |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 298 | |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 299 | #ifndef LOG_ALWAYS_FATAL |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 300 | #define LOG_ALWAYS_FATAL(...) \ |
Chris Pearson | 1929990 | 2010-06-02 16:25:35 -0700 | [diff] [blame] | 301 | ( ((void)android_printAssert(NULL, LOG_TAG, ## __VA_ARGS__)) ) |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 302 | #endif |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 303 | |
| 304 | /* |
| 305 | * Versions of LOG_ALWAYS_FATAL_IF and LOG_ALWAYS_FATAL that |
| 306 | * are stripped out of release builds. |
| 307 | */ |
| 308 | #if LOG_NDEBUG |
| 309 | |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 310 | #ifndef LOG_FATAL_IF |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 311 | #define LOG_FATAL_IF(cond, ...) ((void)0) |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 312 | #endif |
| 313 | #ifndef LOG_FATAL |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 314 | #define LOG_FATAL(...) ((void)0) |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 315 | #endif |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 316 | |
| 317 | #else |
| 318 | |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 319 | #ifndef LOG_FATAL_IF |
Chris Pearson | 1929990 | 2010-06-02 16:25:35 -0700 | [diff] [blame] | 320 | #define LOG_FATAL_IF(cond, ...) LOG_ALWAYS_FATAL_IF(cond, ## __VA_ARGS__) |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 321 | #endif |
| 322 | #ifndef LOG_FATAL |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 323 | #define LOG_FATAL(...) LOG_ALWAYS_FATAL(__VA_ARGS__) |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 324 | #endif |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 325 | |
| 326 | #endif |
| 327 | |
| 328 | /* |
| 329 | * Assertion that generates a log message when the assertion fails. |
| 330 | * Stripped out of release builds. Uses the current LOG_TAG. |
| 331 | */ |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 332 | #ifndef LOG_ASSERT |
Chris Pearson | 1929990 | 2010-06-02 16:25:35 -0700 | [diff] [blame] | 333 | #define LOG_ASSERT(cond, ...) LOG_FATAL_IF(!(cond), ## __VA_ARGS__) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 334 | //#define LOG_ASSERT(cond) LOG_FATAL_IF(!(cond), "Assertion failed: " #cond) |
Steve Block | a9b84a7 | 2012-01-09 22:50:36 +0000 | [diff] [blame] | 335 | #define ALOG_ASSERT LOG_ASSERT |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 336 | #endif |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 337 | |
| 338 | // --------------------------------------------------------------------- |
| 339 | |
| 340 | /* |
| 341 | * Basic log message macro. |
| 342 | * |
| 343 | * Example: |
Steve Block | 5fb4495 | 2011-10-12 17:22:43 +0100 | [diff] [blame] | 344 | * ALOG(LOG_WARN, NULL, "Failed with error %d", errno); |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 345 | * |
| 346 | * The second argument may be NULL or "" to indicate the "global" tag. |
| 347 | */ |
Steve Block | 5fb4495 | 2011-10-12 17:22:43 +0100 | [diff] [blame] | 348 | #ifndef ALOG |
| 349 | #define ALOG(priority, tag, ...) \ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 350 | LOG_PRI(ANDROID_##priority, tag, __VA_ARGS__) |
| 351 | #endif |
| 352 | |
| 353 | /* |
| 354 | * Log macro that allows you to specify a number for the priority. |
| 355 | */ |
| 356 | #ifndef LOG_PRI |
| 357 | #define LOG_PRI(priority, tag, ...) \ |
| 358 | android_printLog(priority, tag, __VA_ARGS__) |
| 359 | #endif |
| 360 | |
| 361 | /* |
| 362 | * Log macro that allows you to pass in a varargs ("args" is a va_list). |
| 363 | */ |
| 364 | #ifndef LOG_PRI_VA |
| 365 | #define LOG_PRI_VA(priority, tag, fmt, args) \ |
| 366 | android_vprintLog(priority, NULL, tag, fmt, args) |
| 367 | #endif |
| 368 | |
| 369 | /* |
| 370 | * Conditional given a desired logging priority and tag. |
| 371 | */ |
Steve Block | 5fb4495 | 2011-10-12 17:22:43 +0100 | [diff] [blame] | 372 | #ifndef IF_ALOG |
| 373 | #define IF_ALOG(priority, tag) \ |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 374 | if (android_testLog(ANDROID_##priority, tag)) |
| 375 | #endif |
| 376 | |
| 377 | // --------------------------------------------------------------------- |
| 378 | |
| 379 | /* |
| 380 | * Event logging. |
| 381 | */ |
| 382 | |
| 383 | /* |
| 384 | * Event log entry types. These must match up with the declarations in |
| 385 | * java/android/android/util/EventLog.java. |
| 386 | */ |
| 387 | typedef enum { |
| 388 | EVENT_TYPE_INT = 0, |
| 389 | EVENT_TYPE_LONG = 1, |
| 390 | EVENT_TYPE_STRING = 2, |
| 391 | EVENT_TYPE_LIST = 3, |
| 392 | } AndroidEventLogType; |
| 393 | |
| 394 | |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 395 | #ifndef LOG_EVENT_INT |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 396 | #define LOG_EVENT_INT(_tag, _value) { \ |
| 397 | int intBuf = _value; \ |
| 398 | (void) android_btWriteLog(_tag, EVENT_TYPE_INT, &intBuf, \ |
| 399 | sizeof(intBuf)); \ |
| 400 | } |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 401 | #endif |
| 402 | #ifndef LOG_EVENT_LONG |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 403 | #define LOG_EVENT_LONG(_tag, _value) { \ |
| 404 | long long longBuf = _value; \ |
| 405 | (void) android_btWriteLog(_tag, EVENT_TYPE_LONG, &longBuf, \ |
| 406 | sizeof(longBuf)); \ |
| 407 | } |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 408 | #endif |
| 409 | #ifndef LOG_EVENT_STRING |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 410 | #define LOG_EVENT_STRING(_tag, _value) \ |
| 411 | ((void) 0) /* not implemented -- must combine len with string */ |
Alexandre Elias | 412514e | 2011-03-29 16:24:45 -0700 | [diff] [blame] | 412 | #endif |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 413 | /* TODO: something for LIST */ |
| 414 | |
| 415 | /* |
| 416 | * =========================================================================== |
| 417 | * |
| 418 | * The stuff in the rest of this file should not be used directly. |
| 419 | */ |
| 420 | |
| 421 | #define android_printLog(prio, tag, fmt...) \ |
| 422 | __android_log_print(prio, tag, fmt) |
| 423 | |
| 424 | #define android_vprintLog(prio, cond, tag, fmt...) \ |
| 425 | __android_log_vprint(prio, tag, fmt) |
| 426 | |
Chris Pearson | 1929990 | 2010-06-02 16:25:35 -0700 | [diff] [blame] | 427 | /* XXX Macros to work around syntax errors in places where format string |
| 428 | * arg is not passed to LOG_ASSERT, LOG_ALWAYS_FATAL or LOG_ALWAYS_FATAL_IF |
| 429 | * (happens only in debug builds). |
| 430 | */ |
| 431 | |
| 432 | /* Returns 2nd arg. Used to substitute default value if caller's vararg list |
| 433 | * is empty. |
| 434 | */ |
| 435 | #define __android_second(dummy, second, ...) second |
| 436 | |
| 437 | /* If passed multiple args, returns ',' followed by all but 1st arg, otherwise |
| 438 | * returns nothing. |
| 439 | */ |
| 440 | #define __android_rest(first, ...) , ## __VA_ARGS__ |
| 441 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 442 | #define android_printAssert(cond, tag, fmt...) \ |
Chris Pearson | 1929990 | 2010-06-02 16:25:35 -0700 | [diff] [blame] | 443 | __android_log_assert(cond, tag, \ |
| 444 | __android_second(0, ## fmt, NULL) __android_rest(fmt)) |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 445 | |
| 446 | #define android_writeLog(prio, tag, text) \ |
| 447 | __android_log_write(prio, tag, text) |
| 448 | |
| 449 | #define android_bWriteLog(tag, payload, len) \ |
| 450 | __android_log_bwrite(tag, payload, len) |
| 451 | #define android_btWriteLog(tag, type, payload, len) \ |
| 452 | __android_log_btwrite(tag, type, payload, len) |
Chris Pearson | 1929990 | 2010-06-02 16:25:35 -0700 | [diff] [blame] | 453 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 454 | // TODO: remove these prototypes and their users |
| 455 | #define android_testLog(prio, tag) (1) |
| 456 | #define android_writevLog(vec,num) do{}while(0) |
| 457 | #define android_write1Log(str,len) do{}while (0) |
| 458 | #define android_setMinPriority(tag, prio) do{}while(0) |
| 459 | //#define android_logToCallback(func) do{}while(0) |
| 460 | #define android_logToFile(tag, file) (0) |
| 461 | #define android_logToFd(tag, fd) (0) |
| 462 | |
Joe Onorato | e2bf2ea | 2010-03-01 09:11:54 -0800 | [diff] [blame] | 463 | typedef enum { |
| 464 | LOG_ID_MAIN = 0, |
| 465 | LOG_ID_RADIO = 1, |
| 466 | LOG_ID_EVENTS = 2, |
| 467 | LOG_ID_SYSTEM = 3, |
| 468 | |
| 469 | LOG_ID_MAX |
| 470 | } log_id_t; |
| 471 | |
| 472 | /* |
| 473 | * Send a simple string to the log. |
| 474 | */ |
| 475 | int __android_log_buf_write(int bufID, int prio, const char *tag, const char *text); |
| 476 | int __android_log_buf_print(int bufID, int prio, const char *tag, const char *fmt, ...); |
| 477 | |
The Android Open Source Project | dd7bc33 | 2009-03-03 19:32:55 -0800 | [diff] [blame] | 478 | |
| 479 | #ifdef __cplusplus |
| 480 | } |
| 481 | #endif |
| 482 | |
| 483 | #endif // _LIBS_CUTILS_LOG_H |