Resolve a name and email to the corresponding real name and email.
The lifetime of the strings are tied to mm, name, and email parameters.
@param real_name pointer to store the real name
@param real_email pointer to store the real email
@param mm the mailmap to perform a lookup with (may be NULL)
@param name the name to look up
@param email the email to look up
@return 0 on success, or an error code
Resolve a name and email to the corresponding real name and email.
The lifetime of the strings are tied to mm, name, and email parameters.
@param real_name pointer to store the real name @param real_email pointer to store the real email @param mm the mailmap to perform a lookup with (may be NULL) @param name the name to look up @param email the email to look up @return 0 on success, or an error code