nghttp2_session_callbacks_set_error_callback ============================================ Synopsis -------- *#include <nghttp2/nghttp2.h>* .. function:: void nghttp2_session_callbacks_set_error_callback( nghttp2_session_callbacks *cbs, nghttp2_error_callback error_callback) Sets callback function invoked when library tells error message to the application. This function is deprecated. The new application should use `nghttp2_session_callbacks_set_error_callback2()`. If both :type:`nghttp2_error_callback` and :type:`nghttp2_error_callback2` are set, the latter takes precedence.