Remove unnecessary local in get_ref_sha1.
[git/git.git] / refs.h
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1#ifndef REFS_H
2#define REFS_H
3
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4/*
5 * Calls the specified function for each ref file until it returns nonzero,
6 * and returns the value
7 */
723c31fe 8extern int head_ref(int (*fn)(const char *path, const unsigned char *sha1));
944d8589 9extern int for_each_ref(int (*fn)(const char *path, const unsigned char *sha1));
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10extern int for_each_tag_ref(int (*fn)(const char *path, const unsigned char *sha1));
11extern int for_each_branch_ref(int (*fn)(const char *path, const unsigned char *sha1));
12extern int for_each_remote_ref(int (*fn)(const char *path, const unsigned char *sha1));
8a65ff76 13
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14/** Reads the refs file specified into sha1 **/
15extern int get_ref_sha1(const char *ref, unsigned char *sha1);
16
17/** Locks ref and returns the fd to give to write_ref_sha1() if the ref
18 * has the given value currently; otherwise, returns -1.
19 **/
20extern int lock_ref_sha1(const char *ref, const unsigned char *old_sha1);
21
22/** Writes sha1 into the refs file specified, locked with the given fd. **/
23extern int write_ref_sha1(const char *ref, int fd, const unsigned char *sha1);
24
25/** Writes sha1 into the refs file specified. **/
26extern int write_ref_sha1_unlocked(const char *ref, const unsigned char *sha1);
27
28/** Returns 0 if target has the right format for a ref. **/
29extern int check_ref_format(const char *target);
30
31#endif /* REFS_H */