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ref_cache: remove support for storing peeled values

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Now that the `packed-refs` backend doesn't use `ref_cache`, there is
nobody left who might want to store peeled values of references in
`ref_cache`. So remove that feature.

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
2017-09-25 10:00:16 +02:00
committed by Junio C Hamano
parent 9dd389f3d8
commit a6e19bcdad
3 changed files with 11 additions and 72 deletions
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32
refs/ref-cache.h
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@ -38,14 +38,6 @@ struct ref_value {
* referred to by the last reference in the symlink chain.
*/
struct object_id oid;
/*
* 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. See the documentation for peel_ref() for an
* exact definition of "peelable".
*/
struct object_id peeled;
};
/*
@ -97,21 +89,14 @@ struct ref_dir {
* public values; see refs.h.
*/
/*
* The field ref_entry->u.value.peeled of this value entry contains
* the correct peeled value for the reference, which might be
* null_sha1 if the reference is not a tag or if it is broken.
*/
#define REF_KNOWS_PEELED 0x10
/* ref_entry represents a directory of references */
#define REF_DIR 0x20
#define REF_DIR 0x10
/*
* Entry has not yet been read from disk (used only for REF_DIR
* entries representing loose references)
*/
#define REF_INCOMPLETE 0x40
#define REF_INCOMPLETE 0x20
/*
* A ref_entry represents either a reference or a "subdirectory" of
@ -252,17 +237,4 @@ struct ref_iterator *cache_ref_iterator_begin(struct ref_cache *cache,
const char *prefix,
int prime_dir);
/*
* Peel the entry (if possible) and return its new peel_status. If
* repeel is true, re-peel the entry even if there is an old peeled
* value that is already stored in it.
*
* It is OK to call this function with a packed reference entry that
* might be stale and might even refer to an object that has since
* been garbage-collected. In such a case, if the entry has
* REF_KNOWS_PEELED then leave the status unchanged and return
* PEEL_PEELED or PEEL_NON_TAG; otherwise, return PEEL_INVALID.
*/
enum peel_status peel_entry(struct ref_entry *entry, int repeel);
#endif /* REFS_REF_CACHE_H */