Provided by: libmongoc-doc_1.3.1-1_all 

NAME
mongoc_read_prefs_copy() - This function shall deep copy a read preference.
SYNOPSIS
mongoc_read_prefs_t *
mongoc_read_prefs_copy (const mongoc_read_prefs_t *read_prefs);
PARAMETERS
read_prefs
A mongoc_read_prefs_t \&.
DESCRIPTION
This function shall deep copy a read preference.
RETURNS
Returns a newly allocated read preference that should be freed with mongoc_read_prefs_destroy(3) \&.
COLOPHON
This page is part of MongoDB C Driver. Please report any bugs at
https://jira.mongodb.org/browse/CDRIVER.
MongoDB C Driver 2016‐01‐18 MONGOC_READ_PREFS_COPY(3)