Find the first position of any entries which point to given
path in the Git index.
@param at_pos the address to which the position of the index entry is written
(optional)
@param index an existing index object
@param path path to search
@return a zero-based position in the index if found; git_error_code.GIT_ENOTFOUND otherwise
Find the first position of any entries which point to given path in the Git index.
@param at_pos the address to which the position of the index entry is written (optional) @param index an existing index object @param path path to search @return a zero-based position in the index if found; git_error_code.GIT_ENOTFOUND otherwise