fsck: change functions to use object_id

Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/fsck.c b/builtin/fsck.c
index 48d0c2e6f05d1657b5313227952b5eb55edba44e..4e8e2ee5b739379e387c3875a1d71de8a22a6db6 100644 (file)
--- a/builtin/fsck.c
+++ b/builtin/fsck.c
@@ -25,7 +25,7 @@ static int include_reflogs = 1;
 static int check_full = 1;
 static int check_strict;
 static int keep_cache_objects;
-static unsigned char head_sha1[20];
+static struct object_id head_oid;
 static const char *head_points_at;
 static int errors_found;
 static int write_lost_and_found;
@@ -476,19 +476,21 @@ static int fsck_handle_reflog_ent(unsigned char *osha1, unsigned char *nsha1,
        return 0;
 }
 
-static int fsck_handle_reflog(const char *logname, const unsigned char *sha1, int flag, void *cb_data)
+static int fsck_handle_reflog(const char *logname, const struct object_id *oid,
+                             int flag, void *cb_data)
 {
        for_each_reflog_ent(logname, fsck_handle_reflog_ent, NULL);
        return 0;
 }
 
-static int fsck_handle_ref(const char *refname, const unsigned char *sha1, int flag, void *cb_data)
+static int fsck_handle_ref(const char *refname, const struct object_id *oid,
+                          int flag, void *cb_data)
 {
        struct object *obj;
 
-       obj = parse_object(sha1);
+       obj = parse_object(oid->hash);
        if (!obj) {
-               error("%s: invalid sha1 pointer %s", refname, sha1_to_hex(sha1));
+               error("%s: invalid sha1 pointer %s", refname, oid_to_hex(oid));
                errors_found |= ERROR_REACHABLE;
                /* We'll continue with the rest despite the error.. */
                return 0;
@@ -504,16 +506,11 @@ static int fsck_handle_ref(const char *refname, const unsigned char *sha1, int f
 
 static void get_default_heads(void)
 {
-       struct each_ref_fn_sha1_adapter wrapped_fsck_handle_ref =
-               {fsck_handle_ref, NULL};
-       struct each_ref_fn_sha1_adapter wrapped_fsck_handle_reflog =
-               {fsck_handle_reflog, NULL};
-
-       if (head_points_at && !is_null_sha1(head_sha1))
-               fsck_handle_ref("HEAD", head_sha1, 0, NULL);
-       for_each_rawref(each_ref_fn_adapter, &wrapped_fsck_handle_ref);
+       if (head_points_at && !is_null_oid(&head_oid))
+               fsck_handle_ref("HEAD", &head_oid, 0, NULL);
+       for_each_rawref(fsck_handle_ref, NULL);
        if (include_reflogs)
-               for_each_reflog(each_ref_fn_adapter, &wrapped_fsck_handle_reflog);
+               for_each_reflog(fsck_handle_reflog, NULL);
 
        /*
         * Not having any default heads isn't really fatal, but
@@ -561,7 +558,7 @@ static int fsck_head_link(void)
        if (verbose)
                fprintf(stderr, "Checking HEAD link\n");
 
-       head_points_at = resolve_ref_unsafe("HEAD", 0, head_sha1, &flag);
+       head_points_at = resolve_ref_unsafe("HEAD", 0, head_oid.hash, &flag);
        if (!head_points_at)
                return error("Invalid HEAD");
        if (!strcmp(head_points_at, "HEAD"))
@@ -570,7 +567,7 @@ static int fsck_head_link(void)
        else if (!starts_with(head_points_at, "refs/heads/"))
                return error("HEAD points to something strange (%s)",
                             head_points_at);
-       if (is_null_sha1(head_sha1)) {
+       if (is_null_oid(&head_oid)) {
                if (null_is_error)
                        return error("HEAD: detached HEAD points at nothing");
                fprintf(stderr, "notice: HEAD points to an unborn branch (%s)\n",