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db_env_set_func_dirfree |
#include <db.h>int db_env_set_func_dirfree(void (*func_dirfree)(char **namesp, int cnt));
The Berkeley DB library requires the ability to return any memory allocated as part of the routine which reads through a directory and creates a list of files that the directory contains (see db_env_set_func_dirlist).
The db_env_set_func_dirfree method configures all operations performed by a process and all of its threads of control, not operations confined to a single database environment.
Although the db_env_set_func_dirfree method may be called at any time during the life of the application, it should normally be called before making calls to the db_env_create or db_create methods.
The db_env_set_func_dirfree method returns a non-zero error value on failure and 0 on success.
The namesp and cnt parameters to this function are the same values as were returned by the db_env_set_func_dirlist function.
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