Jeff King f8582cad8d make is_empty_blob_sha1 available everywhere ...

The read-cache implementation defines this static function,
but it is a generally useful concept in git. Let's give
the empty blob the same treatment as the empty tree,
providing both hex and binary forms of the sha1.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

2012-03-23 13:52:13 -07:00

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