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Merge branch 'jc/reflog-reverse-walk'

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An internal function used to implement "git checkout @{-1}" was
hard to use correctly.

* jc/reflog-reverse-walk:
  refs.c: fix fread error handling
  reflog: add for_each_reflog_ent_reverse() API
  for_each_recent_reflog_ent(): simplify opening of a reflog file
  for_each_reflog_ent(): extract a helper to process a single entry
This commit is contained in:
Junio C Hamano
2013-03-26 13:15:56 -07:00
parent 183f88018a e4ca819abf
commit 6beb484f25
3 changed files with 135 additions and 78 deletions
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2
refs.h
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@ -103,7 +103,7 @@ extern int read_ref_at(const char *refname, unsigned long at_time, int cnt,
/* iterate over reflog entries */
typedef int each_reflog_ent_fn(unsigned char *osha1, unsigned char *nsha1, const char *, unsigned long, int, const char *, void *);
int for_each_reflog_ent(const char *refname, each_reflog_ent_fn fn, void *cb_data);
int for_each_recent_reflog_ent(const char *refname, each_reflog_ent_fn fn, long, void *cb_data);
int for_each_reflog_ent_reverse(const char *refname, each_reflog_ent_fn fn, void *cb_data);
/*
* Calls the specified function for each reflog file until it returns nonzero,