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-rw-r--r--builtin-fsck.c13
-rwxr-xr-xt/t1450-fsck.sh19
2 files changed, 27 insertions, 5 deletions
diff --git a/builtin-fsck.c b/builtin-fsck.c
index aecc8280a0..2cfff43f33 100644
--- a/builtin-fsck.c
+++ b/builtin-fsck.c
@@ -23,6 +23,7 @@ static int check_full;
static int check_strict;
static int keep_cache_objects;
static unsigned char head_sha1[20];
+static const char *head_points_at;
static int errors_found;
static int write_lost_and_found;
static int verbose;
@@ -473,6 +474,8 @@ static int fsck_handle_ref(const char *refname, const unsigned char *sha1, int f
static void get_default_heads(void)
{
+ if (head_points_at && !is_null_sha1(head_sha1))
+ fsck_handle_ref("HEAD", head_sha1, 0, NULL);
for_each_ref(fsck_handle_ref, NULL);
if (include_reflogs)
for_each_reflog(fsck_handle_reflog, NULL);
@@ -512,14 +515,13 @@ static void fsck_object_dir(const char *path)
static int fsck_head_link(void)
{
- unsigned char sha1[20];
int flag;
int null_is_error = 0;
- const char *head_points_at = resolve_ref("HEAD", sha1, 0, &flag);
if (verbose)
fprintf(stderr, "Checking HEAD link\n");
+ head_points_at = resolve_ref("HEAD", head_sha1, 0, &flag);
if (!head_points_at)
return error("Invalid HEAD");
if (!strcmp(head_points_at, "HEAD"))
@@ -528,7 +530,7 @@ static int fsck_head_link(void)
else if (prefixcmp(head_points_at, "refs/heads/"))
return error("HEAD points to something strange (%s)",
head_points_at);
- if (is_null_sha1(sha1)) {
+ if (is_null_sha1(head_sha1)) {
if (null_is_error)
return error("HEAD: detached HEAD points at nothing");
fprintf(stderr, "notice: HEAD points to an unborn branch (%s)\n",
@@ -624,8 +626,9 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
heads = 0;
for (i = 0; i < argc; i++) {
const char *arg = argv[i];
- if (!get_sha1(arg, head_sha1)) {
- struct object *obj = lookup_object(head_sha1);
+ unsigned char sha1[20];
+ if (!get_sha1(arg, sha1)) {
+ struct object *obj = lookup_object(sha1);
/* Error is printed by lookup_object(). */
if (!obj)
diff --git a/t/t1450-fsck.sh b/t/t1450-fsck.sh
new file mode 100755
index 0000000000..d3a17b4508
--- /dev/null
+++ b/t/t1450-fsck.sh
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+test_description='git fsck random collection of tests'
+
+. ./test-lib.sh
+
+test_expect_success setup '
+ test_commit A fileA one &&
+ git checkout HEAD^0 &&
+ test_commit B fileB two &&
+ git tag -d A B &&
+ git reflog expire --expire=now --all
+'
+
+test_expect_success 'HEAD is part of refs' '
+ test 0 = $(git fsck | wc -l)
+'
+
+test_done