test-dir-iterator: do not assume errno values

[thirdparty/git.git] / refs.c

diff --git a/refs.c b/refs.c
index 142888a40a611370240864e2f27f097832db11e9..92d1f6dbdd0d313cdf109e02f31a51bb55cfc601 100644 (file)
--- a/refs.c
+++ b/refs.c
@@ -241,9 +241,14 @@ int read_ref(const char *refname, struct object_id *oid)
        return read_ref_full(refname, RESOLVE_REF_READING, oid, NULL);
 }
 
+static int refs_ref_exists(struct ref_store *refs, const char *refname)
+{
+       return !!refs_resolve_ref_unsafe(refs, refname, RESOLVE_REF_READING, NULL, NULL);
+}
+
 int ref_exists(const char *refname)
 {
-       return !!resolve_ref_unsafe(refname, RESOLVE_REF_READING, NULL, NULL);
+       return refs_ref_exists(get_main_ref_store(the_repository), refname);
 }
 
 static int match_ref_pattern(const char *refname,
@@ -534,10 +539,11 @@ void expand_ref_prefix(struct argv_array *prefixes, const char *prefix)
  * later free()ing) if the string passed in is a magic short-hand form
  * to name a branch.
  */
-static char *substitute_branch_name(const char **string, int *len)
+static char *substitute_branch_name(struct repository *r,
+                                   const char **string, int *len)
 {
        struct strbuf buf = STRBUF_INIT;
-       int ret = interpret_branch_name(*string, *len, &buf, 0);
+       int ret = repo_interpret_branch_name(r, *string, *len, &buf, 0);
 
        if (ret == *len) {
                size_t size;
@@ -549,15 +555,22 @@ static char *substitute_branch_name(const char **string, int *len)
        return NULL;
 }
 
-int dwim_ref(const char *str, int len, struct object_id *oid, char **ref)
+int repo_dwim_ref(struct repository *r, const char *str, int len,
+                 struct object_id *oid, char **ref)
 {
-       char *last_branch = substitute_branch_name(&str, &len);
-       int   refs_found  = expand_ref(str, len, oid, ref);
+       char *last_branch = substitute_branch_name(r, &str, &len);
+       int   refs_found  = expand_ref(r, str, len, oid, ref);
        free(last_branch);
        return refs_found;
 }
 
-int expand_ref(const char *str, int len, struct object_id *oid, char **ref)
+int dwim_ref(const char *str, int len, struct object_id *oid, char **ref)
+{
+       return repo_dwim_ref(the_repository, str, len, oid, ref);
+}
+
+int expand_ref(struct repository *repo, const char *str, int len,
+              struct object_id *oid, char **ref)
 {
        const char **p, *r;
        int refs_found = 0;
@@ -572,8 +585,9 @@ int expand_ref(const char *str, int len, struct object_id *oid, char **ref)
                this_result = refs_found ? &oid_from_ref : oid;
                strbuf_reset(&fullref);
                strbuf_addf(&fullref, *p, len, str);
-               r = resolve_ref_unsafe(fullref.buf, RESOLVE_REF_READING,
-                                      this_result, &flag);
+               r = refs_resolve_ref_unsafe(get_main_ref_store(repo),
+                                           fullref.buf, RESOLVE_REF_READING,
+                                           this_result, &flag);
                if (r) {
                        if (!refs_found++)
                                *ref = xstrdup(r);
@@ -589,9 +603,11 @@ 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, struct object_id *oid, char **log)
+int repo_dwim_log(struct repository *r, const char *str, int len,
+                 struct object_id *oid, char **log)
 {
-       char *last_branch = substitute_branch_name(&str, &len);
+       struct ref_store *refs = get_main_ref_store(r);
+       char *last_branch = substitute_branch_name(r, &str, &len);
        const char **p;
        int logs_found = 0;
        struct strbuf path = STRBUF_INIT;
@@ -603,13 +619,15 @@ int dwim_log(const char *str, int len, struct object_id *oid, char **log)
 
                strbuf_reset(&path);
                strbuf_addf(&path, *p, len, str);
-               ref = resolve_ref_unsafe(path.buf, RESOLVE_REF_READING,
-                                        &hash, NULL);
+               ref = refs_resolve_ref_unsafe(refs, path.buf,
+                                             RESOLVE_REF_READING,
+                                             &hash, NULL);
                if (!ref)
                        continue;
-               if (reflog_exists(path.buf))
+               if (refs_reflog_exists(refs, path.buf))
                        it = path.buf;
-               else if (strcmp(ref, path.buf) && reflog_exists(ref))
+               else if (strcmp(ref, path.buf) &&
+                        refs_reflog_exists(refs, ref))
                        it = ref;
                else
                        continue;
@@ -625,6 +643,11 @@ int dwim_log(const char *str, int len, struct object_id *oid, char **log)
        return logs_found;
 }
 
+int dwim_log(const char *str, int len, struct object_id *oid, char **log)
+{
+       return repo_dwim_log(the_repository, str, len, oid, log);
+}
+
 static int is_per_worktree_ref(const char *refname)
 {
        return !strcmp(refname, "HEAD") ||
@@ -944,7 +967,8 @@ static int read_ref_at_ent_oldest(struct object_id *ooid, struct object_id *noid
        return 1;
 }
 
-int read_ref_at(const char *refname, unsigned int flags, timestamp_t at_time, int cnt,
+int read_ref_at(struct ref_store *refs, const char *refname,
+               unsigned int flags, timestamp_t at_time, int cnt,
                struct object_id *oid, char **msg,
                timestamp_t *cutoff_time, int *cutoff_tz, int *cutoff_cnt)
 {
@@ -960,7 +984,7 @@ int read_ref_at(const char *refname, unsigned int flags, timestamp_t at_time, in
        cb.cutoff_cnt = cutoff_cnt;
        cb.oid = oid;
 
-       for_each_reflog_ent_reverse(refname, read_ref_at_ent, &cb);
+       refs_for_each_reflog_ent_reverse(refs, refname, read_ref_at_ent, &cb);
 
        if (!cb.reccnt) {
                if (flags & GET_OID_QUIETLY)
@@ -971,7 +995,7 @@ int read_ref_at(const char *refname, unsigned int flags, timestamp_t at_time, in
        if (cb.found_it)
                return 0;
 
-       for_each_reflog_ent(refname, read_ref_at_ent_oldest, &cb);
+       refs_for_each_reflog_ent(refs, refname, read_ref_at_ent_oldest, &cb);
 
        return 1;
 }
@@ -1164,7 +1188,8 @@ int update_ref(const char *msg, const char *refname,
                               old_oid, flags, onerr);
 }
 
-char *shorten_unambiguous_ref(const char *refname, int strict)
+char *refs_shorten_unambiguous_ref(struct ref_store *refs,
+                                  const char *refname, int strict)
 {
        int i;
        static char **scanf_fmts;
@@ -1242,7 +1267,7 @@ char *shorten_unambiguous_ref(const char *refname, int strict)
                        strbuf_reset(&resolved_buf);
                        strbuf_addf(&resolved_buf, rule,
                                    short_name_len, short_name);
-                       if (ref_exists(resolved_buf.buf))
+                       if (refs_ref_exists(refs, resolved_buf.buf))
                                break;
                }
 
@@ -1261,6 +1286,12 @@ char *shorten_unambiguous_ref(const char *refname, int strict)
        return xstrdup(refname);
 }
 
+char *shorten_unambiguous_ref(const char *refname, int strict)
+{
+       return refs_shorten_unambiguous_ref(get_main_ref_store(the_repository),
+                                           refname, strict);
+}
+
 static struct string_list *hide_refs;
 
 int parse_hide_refs_config(const char *var, const char *value, const char *section)