.. _program_listing_file_components_Util_src_ErrUtil.h:

Program Listing for File ErrUtil.h
==================================

|exhale_lsh| :ref:`Return to documentation for file <file_components_Util_src_ErrUtil.h>` (``components/Util/src/ErrUtil.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   
   #ifndef UTIL_ERRUTIL_H
   #define UTIL_ERRUTIL_H
   
   #include <esp_err.h>
   #include <esp_log.h>
   
   #define ESP_ERR_TRY(expr)     \
       do {                      \
           esp_err_t err = expr; \
           if (err != ESP_OK) {  \
               return err;       \
           }                     \
       } while (false)
   
   #endif // UTIL_ERRUTIL_H