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user_free_cg

int user_free_cg(void **user)

Description:

The user has to free all the data structures within user, and also free user itself. The user can use the built-in macro FREE that checks the existence of a pointer before freeing it.

Arguments:

void **user

INOUT

Pointer to the user-defined data structure (should be NULL on exit from this function).

Return values:

ERROR	Ignored.
USER_NO_PP	The user freed all data structures.

Invoked from:

cg_close() at process shutdown.