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Merge branch 'docs/esp_log_custom_cb_note' into 'master'

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esp_log: add note about reentrancy for custom logging function

See merge request espressif/esp-idf!15194
This commit is contained in:
Mahavir Jain
2021-09-17 04:44:38 +00:00
parent 04b36c1c2c ae7030ccd0
commit 62078befb4
1 changed files with 3 additions and 0 deletions
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components/log/include/esp_log.h
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@@ -88,6 +88,9 @@ esp_log_level_t esp_log_level_get(const char* tag);
* output to some other destination, such as file or network. Returns the original * output to some other destination, such as file or network. Returns the original
* log handler, which may be necessary to return output to the previous destination. * log handler, which may be necessary to return output to the previous destination.
* *
* @note Please note that function callback here must be re-entrant as it can be
* invoked in parallel from multiple thread context.
*
* @param func new Function used for output. Must have same signature as vprintf. * @param func new Function used for output. Must have same signature as vprintf.
* *
* @return func old Function used for output. * @return func old Function used for output.