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refs: document the fields of struct ref_value

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Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Michael Haggerty 2013-04-14 14:54:17 +02:00 committed by Junio C Hamano
parent 89df9c84e4
commit 6c6f58dfd2
1 changed files with 12 additions and 0 deletions
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12
refs.c
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@ -108,7 +108,19 @@ struct ref_entry;
* (ref_entry->flag & REF_DIR) is zero.
*/
struct ref_value {
/*
* The name of the object to which this reference resolves
* (which may be a tag object). If REF_ISBROKEN, this is
* null. If REF_ISSYMREF, then this is the name of the object
* referred to by the last reference in the symlink chain.
*/
unsigned char sha1[20];
/*
* If REF_KNOWS_PEELED, then this field holds the peeled value
* of this reference, or null if the reference is known not to
* be peelable.
*/
unsigned char peeled[20];
};