diff options
Diffstat (limited to 'sha1_name.c')
| -rw-r--r-- | sha1_name.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/sha1_name.c b/sha1_name.c index da6874c15e..c58b4771c0 100644 --- a/sha1_name.c +++ b/sha1_name.c @@ -368,14 +368,13 @@ int for_each_abbrev(const char *prefix, each_abbrev_fn fn, void *cb_data) return ds.ambiguous; } -const char *find_unique_abbrev(const unsigned char *sha1, int len) +int find_unique_abbrev_r(char *hex, const unsigned char *sha1, int len) { int status, exists; - static char hex[41]; - memcpy(hex, sha1_to_hex(sha1), 40); + sha1_to_hex_r(hex, sha1); if (len == 40 || !len) - return hex; + return 40; exists = has_sha1_file(sha1); while (len < 40) { unsigned char sha1_ret[20]; @@ -384,10 +383,17 @@ const char *find_unique_abbrev(const unsigned char *sha1, int len) ? !status : status == SHORT_NAME_NOT_FOUND) { hex[len] = 0; - return hex; + return len; } len++; } + return len; +} + +const char *find_unique_abbrev(const unsigned char *sha1, int len) +{ + static char hex[GIT_SHA1_HEXSZ + 1]; + find_unique_abbrev_r(hex, sha1, len); return hex; } |