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Merge branch 'rs/resolve-ref-optional-result'

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Code clean-up.

* rs/resolve-ref-optional-result:
  refs: pass NULL to resolve_ref_unsafe() if hash is not needed
  refs: pass NULL to refs_resolve_ref_unsafe() if hash is not needed
  refs: make sha1 output parameter of refs_resolve_ref_unsafe() optional
This commit is contained in:
Junio C Hamano
2017-09-28 14:47:56 +09:00
parent 2812ca7f0e 744c040b19
commit 73ecdc606e
17 changed files with 29 additions and 46 deletions
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9
refs.h
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@ -10,10 +10,11 @@ struct worktree;
/*
* Resolve a reference, recursively following symbolic refererences.
*
* Store the referred-to object's name in sha1 and return the name of
* the non-symbolic reference that ultimately pointed at it. The
* return value, if not NULL, is a pointer into either a static buffer
* or the input ref.
* Return the name of the non-symbolic reference that ultimately pointed
* at the resolved object name. The return value, if not NULL, is a
* pointer into either a static buffer or the input ref.
*
* If sha1 is non-NULL, store the referred-to object's name in it.
*
* If the reference cannot be resolved to an object, the behavior
* depends on the RESOLVE_REF_READING flag: