Convert resolve_ref_unsafe to take a pointer to struct object_id by
converting one remaining caller to use struct object_id, converting the
declaration and definition, and applying the following semantic patch:

@@
expression E1, E2, E3, E4;
@@
- resolve_ref_unsafe(E1, E2, E3.hash, E4)
+ resolve_ref_unsafe(E1, E2, &E3, E4)

@@
expression E1, E2, E3, E4;
@@
- resolve_ref_unsafe(E1, E2, E3->hash, E4)
+ resolve_ref_unsafe(E1, E2, E3, E4)

Signed-off-by: brian m. carlson <sand...@crustytoothpaste.net>
---
 blame.c                   |  4 ++--
 builtin/fsck.c            |  2 +-
 refs.c                    | 28 ++++++++++++++--------------
 refs.h                    |  4 ++--
 refs/files-backend.c      |  8 ++++----
 sequencer.c               |  2 +-
 t/helper/test-ref-store.c |  6 +++---
 transport-helper.c        |  7 +++----
 worktree.c                |  2 +-
 9 files changed, 31 insertions(+), 32 deletions(-)

diff --git a/blame.c b/blame.c
index f575e9cbf4..c3060de2f8 100644
--- a/blame.c
+++ b/blame.c
@@ -166,7 +166,7 @@ static struct commit *fake_working_tree_commit(struct 
diff_options *opt,
        commit->date = now;
        parent_tail = &commit->parents;
 
-       if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, head_oid.hash, 
NULL))
+       if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, &head_oid, NULL))
                die("no such ref: HEAD");
 
        parent_tail = append_parent(parent_tail, &head_oid);
@@ -1689,7 +1689,7 @@ static struct commit *dwim_reverse_initial(struct 
rev_info *revs,
                return NULL;
 
        /* Do we have HEAD? */
-       if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, head_oid.hash, 
NULL))
+       if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, &head_oid, NULL))
                return NULL;
        head_commit = lookup_commit_reference_gently(&head_oid, 1);
        if (!head_commit)
diff --git a/builtin/fsck.c b/builtin/fsck.c
index 56afe405b8..5f91116d73 100644
--- a/builtin/fsck.c
+++ b/builtin/fsck.c
@@ -555,7 +555,7 @@ static int fsck_head_link(void)
        if (verbose)
                fprintf(stderr, "Checking HEAD link\n");
 
-       head_points_at = resolve_ref_unsafe("HEAD", 0, head_oid.hash, NULL);
+       head_points_at = resolve_ref_unsafe("HEAD", 0, &head_oid, NULL);
        if (!head_points_at) {
                errors_found |= ERROR_REFS;
                return error("Invalid HEAD");
diff --git a/refs.c b/refs.c
index 2fbe9942e2..a030937f77 100644
--- a/refs.c
+++ b/refs.c
@@ -199,7 +199,7 @@ char *refs_resolve_refdup(struct ref_store *refs,
        const char *result;
 
        result = refs_resolve_ref_unsafe(refs, refname, resolve_flags,
-                                        oid->hash, flags);
+                                        oid, flags);
        return xstrdup_or_null(result);
 }
 
@@ -221,7 +221,7 @@ struct ref_filter {
 int refs_read_ref_full(struct ref_store *refs, const char *refname,
                       int resolve_flags, struct object_id *oid, int *flags)
 {
-       if (refs_resolve_ref_unsafe(refs, refname, resolve_flags, oid->hash, 
flags))
+       if (refs_resolve_ref_unsafe(refs, refname, resolve_flags, oid, flags))
                return 0;
        return -1;
 }
@@ -480,7 +480,7 @@ int expand_ref(const char *str, int len, struct object_id 
*oid, char **ref)
                strbuf_reset(&fullref);
                strbuf_addf(&fullref, *p, len, str);
                r = resolve_ref_unsafe(fullref.buf, RESOLVE_REF_READING,
-                                      this_result->hash, &flag);
+                                      this_result, &flag);
                if (r) {
                        if (!refs_found++)
                                *ref = xstrdup(r);
@@ -511,7 +511,7 @@ 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.hash, NULL);
+                                        &hash, NULL);
                if (!ref)
                        continue;
                if (reflog_exists(path.buf))
@@ -1384,15 +1384,15 @@ int refs_read_raw_ref(struct ref_store *ref_store,
 const char *refs_resolve_ref_unsafe(struct ref_store *refs,
                                    const char *refname,
                                    int resolve_flags,
-                                   unsigned char *sha1, int *flags)
+                                   struct object_id *oid, int *flags)
 {
        static struct strbuf sb_refname = STRBUF_INIT;
        struct object_id unused_oid;
        int unused_flags;
        int symref_count;
 
-       if (!sha1)
-               sha1 = unused_oid.hash;
+       if (!oid)
+               oid = &unused_oid;
        if (!flags)
                flags = &unused_flags;
 
@@ -1420,11 +1420,11 @@ const char *refs_resolve_ref_unsafe(struct ref_store 
*refs,
                unsigned int read_flags = 0;
 
                if (refs_read_raw_ref(refs, refname,
-                                     sha1, &sb_refname, &read_flags)) {
+                                     oid->hash, &sb_refname, &read_flags)) {
                        *flags |= read_flags;
                        if (errno != ENOENT || (resolve_flags & 
RESOLVE_REF_READING))
                                return NULL;
-                       hashclr(sha1);
+                       oidclr(oid);
                        if (*flags & REF_BAD_NAME)
                                *flags |= REF_ISBROKEN;
                        return refname;
@@ -1434,7 +1434,7 @@ const char *refs_resolve_ref_unsafe(struct ref_store 
*refs,
 
                if (!(read_flags & REF_ISSYMREF)) {
                        if (*flags & REF_BAD_NAME) {
-                               hashclr(sha1);
+                               oidclr(oid);
                                *flags |= REF_ISBROKEN;
                        }
                        return refname;
@@ -1442,7 +1442,7 @@ const char *refs_resolve_ref_unsafe(struct ref_store 
*refs,
 
                refname = sb_refname.buf;
                if (resolve_flags & RESOLVE_REF_NO_RECURSE) {
-                       hashclr(sha1);
+                       oidclr(oid);
                        return refname;
                }
                if (check_refname_format(refname, REFNAME_ALLOW_ONELEVEL)) {
@@ -1469,10 +1469,10 @@ int refs_init_db(struct strbuf *err)
 }
 
 const char *resolve_ref_unsafe(const char *refname, int resolve_flags,
-                              unsigned char *sha1, int *flags)
+                              struct object_id *oid, int *flags)
 {
        return refs_resolve_ref_unsafe(get_main_ref_store(), refname,
-                                      resolve_flags, sha1, flags);
+                                      resolve_flags, oid, flags);
 }
 
 int resolve_gitlink_ref(const char *submodule, const char *refname,
@@ -1486,7 +1486,7 @@ int resolve_gitlink_ref(const char *submodule, const char 
*refname,
        if (!refs)
                return -1;
 
-       if (!refs_resolve_ref_unsafe(refs, refname, 0, oid->hash, &flags) ||
+       if (!refs_resolve_ref_unsafe(refs, refname, 0, oid, &flags) ||
            is_null_oid(oid))
                return -1;
        return 0;
diff --git a/refs.h b/refs.h
index bb0dcd97af..4eedc880c6 100644
--- a/refs.h
+++ b/refs.h
@@ -62,10 +62,10 @@ struct worktree;
 const char *refs_resolve_ref_unsafe(struct ref_store *refs,
                                    const char *refname,
                                    int resolve_flags,
-                                   unsigned char *sha1,
+                                   struct object_id *oid,
                                    int *flags);
 const char *resolve_ref_unsafe(const char *refname, int resolve_flags,
-                              unsigned char *sha1, int *flags);
+                              struct object_id *oid, int *flags);
 
 char *refs_resolve_refdup(struct ref_store *refs,
                          const char *refname, int resolve_flags,
diff --git a/refs/files-backend.c b/refs/files-backend.c
index 4400e18eee..61f3690299 100644
--- a/refs/files-backend.c
+++ b/refs/files-backend.c
@@ -189,7 +189,7 @@ static void loose_fill_ref_dir(struct ref_store *ref_store,
                        if (!refs_resolve_ref_unsafe(&refs->base,
                                                     refname.buf,
                                                     RESOLVE_REF_READING,
-                                                    oid.hash, &flag)) {
+                                                    &oid, &flag)) {
                                oidclr(&oid);
                                flag |= REF_ISBROKEN;
                        } else if (is_null_oid(&oid)) {
@@ -890,7 +890,7 @@ static struct ref_lock *lock_ref_sha1_basic(struct 
files_ref_store *refs,
        files_ref_path(refs, &ref_file, refname);
        resolved = !!refs_resolve_ref_unsafe(&refs->base,
                                             refname, resolve_flags,
-                                            lock->old_oid.hash, type);
+                                            &lock->old_oid, type);
        if (!resolved && errno == EISDIR) {
                /*
                 * we are trying to lock foo but we used to
@@ -909,7 +909,7 @@ static struct ref_lock *lock_ref_sha1_basic(struct 
files_ref_store *refs,
                }
                resolved = !!refs_resolve_ref_unsafe(&refs->base,
                                                     refname, resolve_flags,
-                                                    lock->old_oid.hash, type);
+                                                    &lock->old_oid, type);
        }
        if (!resolved) {
                last_errno = errno;
@@ -1286,7 +1286,7 @@ static int files_rename_ref(struct ref_store *ref_store,
 
        if (!refs_resolve_ref_unsafe(&refs->base, oldrefname,
                                     RESOLVE_REF_READING | 
RESOLVE_REF_NO_RECURSE,
-                               orig_oid.hash, &flag)) {
+                               &orig_oid, &flag)) {
                ret = error("refname %s not found", oldrefname);
                goto out;
        }
diff --git a/sequencer.c b/sequencer.c
index f1f895774a..982fc35caf 100644
--- a/sequencer.c
+++ b/sequencer.c
@@ -488,7 +488,7 @@ static int is_index_unchanged(void)
        struct object_id head_oid;
        struct commit *head_commit;
 
-       if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, head_oid.hash, 
NULL))
+       if (!resolve_ref_unsafe("HEAD", RESOLVE_REF_READING, &head_oid, NULL))
                return error(_("could not resolve HEAD commit\n"));
 
        head_commit = lookup_commit(&head_oid);
diff --git a/t/helper/test-ref-store.c b/t/helper/test-ref-store.c
index cea3285ada..d846c88ed2 100644
--- a/t/helper/test-ref-store.c
+++ b/t/helper/test-ref-store.c
@@ -127,15 +127,15 @@ static int cmd_for_each_ref(struct ref_store *refs, const 
char **argv)
 
 static int cmd_resolve_ref(struct ref_store *refs, const char **argv)
 {
-       unsigned char sha1[20];
+       struct object_id oid;
        const char *refname = notnull(*argv++, "refname");
        int resolve_flags = arg_flags(*argv++, "resolve-flags");
        int flags;
        const char *ref;
 
        ref = refs_resolve_ref_unsafe(refs, refname, resolve_flags,
-                                     sha1, &flags);
-       printf("%s %s 0x%x\n", sha1_to_hex(sha1), ref, flags);
+                                     &oid, &flags);
+       printf("%s %s 0x%x\n", oid_to_hex(&oid), ref, flags);
        return ref ? 0 : 1;
 }
 
diff --git a/transport-helper.c b/transport-helper.c
index 640ce5a492..bf05a2dcf1 100644
--- a/transport-helper.c
+++ b/transport-helper.c
@@ -942,10 +942,9 @@ static int push_refs_with_export(struct transport 
*transport,
                                        int flag;
 
                                        /* Follow symbolic refs (mainly for 
HEAD). */
-                                       name = resolve_ref_unsafe(
-                                                ref->peer_ref->name,
-                                                RESOLVE_REF_READING,
-                                                oid.hash, &flag);
+                                       name = 
resolve_ref_unsafe(ref->peer_ref->name,
+                                                                 
RESOLVE_REF_READING,
+                                                                 &oid, &flag);
                                        if (!name || !(flag & REF_ISSYMREF))
                                                name = ref->peer_ref->name;
 
diff --git a/worktree.c b/worktree.c
index cb35db03fa..2799abd555 100644
--- a/worktree.c
+++ b/worktree.c
@@ -31,7 +31,7 @@ static void add_head_info(struct worktree *wt)
        target = refs_resolve_ref_unsafe(get_worktree_ref_store(wt),
                                         "HEAD",
                                         0,
-                                        wt->head_oid.hash, &flags);
+                                        &wt->head_oid, &flags);
        if (!target)
                return;
 
-- 
2.14.2.920.gcf0c67979c

Reply via email to