| 1 | /* |
| 2 | * Copyright 2017 Philippe Proulx <pproulx@efficios.com> |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 5 | * of this software and associated documentation files (the "Software"), to deal |
| 6 | * in the Software without restriction, including without limitation the rights |
| 7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 8 | * copies of the Software, and to permit persons to whom the Software is |
| 9 | * furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice shall be included in |
| 12 | * all copies or substantial portions of the Software. |
| 13 | * |
| 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 17 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 20 | * SOFTWARE. |
| 21 | */ |
| 22 | |
| 23 | #include <stdlib.h> |
| 24 | #include <babeltrace/logging.h> |
| 25 | #include <babeltrace/lib-logging-internal.h> |
| 26 | |
| 27 | BT_HIDDEN |
| 28 | int bt_lib_log_level = BT_LOG_NONE; |
| 29 | |
| 30 | enum bt_logging_level bt_logging_get_minimal_level(void) |
| 31 | { |
| 32 | return BT_LOG_LEVEL; |
| 33 | } |
| 34 | |
| 35 | enum bt_logging_level bt_logging_get_global_level(void) |
| 36 | { |
| 37 | return bt_lib_log_level; |
| 38 | } |
| 39 | |
| 40 | void bt_logging_set_global_level(enum bt_logging_level log_level) |
| 41 | { |
| 42 | bt_lib_log_level = log_level; |
| 43 | } |
| 44 | |
| 45 | static |
| 46 | void __attribute__((constructor)) bt_logging_ctor(void) |
| 47 | { |
| 48 | enum bt_logging_level log_level = BT_LOG_NONE; |
| 49 | const char *log_level_env = getenv("BABELTRACE_LOGGING_GLOBAL_LEVEL"); |
| 50 | |
| 51 | if (!log_level_env) { |
| 52 | goto set_level; |
| 53 | } |
| 54 | |
| 55 | if (strcmp(log_level_env, "VERBOSE") == 0) { |
| 56 | log_level = BT_LOGGING_LEVEL_VERBOSE; |
| 57 | } else if (strcmp(log_level_env, "DEBUG") == 0) { |
| 58 | log_level = BT_LOGGING_LEVEL_DEBUG; |
| 59 | } else if (strcmp(log_level_env, "INFO") == 0) { |
| 60 | log_level = BT_LOGGING_LEVEL_INFO; |
| 61 | } else if (strcmp(log_level_env, "WARN") == 0) { |
| 62 | log_level = BT_LOGGING_LEVEL_WARN; |
| 63 | } else if (strcmp(log_level_env, "ERROR") == 0) { |
| 64 | log_level = BT_LOGGING_LEVEL_ERROR; |
| 65 | } else if (strcmp(log_level_env, "FATAL") == 0) { |
| 66 | log_level = BT_LOGGING_LEVEL_FATAL; |
| 67 | } |
| 68 | |
| 69 | set_level: |
| 70 | bt_logging_set_global_level(log_level); |
| 71 | } |