refs: convert dwim_log to struct object_id

diff --git a/refs.c b/refs.c
index 9bb555e7ffce38bc699d0f26a118cd87da460607..ecb43a113e8e38631f60745637a571805993aa30 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -497,7 +497,7 @@ int expand_ref(const char *str, int len, struct object_id *oid, char **ref)
        return refs_found;
 }
 
-int dwim_log(const char *str, int len, unsigned char *sha1, char **log)
+int dwim_log(const char *str, int len, struct object_id *oid, char **log)
 {
        char *last_branch = substitute_branch_name(&str, &len);
        const char **p;
@@ -506,13 +506,13 @@ int dwim_log(const char *str, int len, unsigned char *sha1, char **log)
 
        *log = NULL;
        for (p = ref_rev_parse_rules; *p; p++) {
-               unsigned char hash[20];
+               struct object_id hash;
                const char *ref, *it;
 
                strbuf_reset(&path);
                strbuf_addf(&path, *p, len, str);
                ref = resolve_ref_unsafe(path.buf, RESOLVE_REF_READING,
-                                        hash, NULL);
+                                        hash.hash, NULL);
                if (!ref)
                        continue;
                if (reflog_exists(path.buf))
@@ -523,7 +523,7 @@ int dwim_log(const char *str, int len, unsigned char *sha1, char **log)
                        continue;
                if (!logs_found++) {
                        *log = xstrdup(it);
-                       hashcpy(sha1, hash);
+                       oidcpy(oid, &hash);
                }
                if (!warn_ambiguous_refs)
                        break;