Add generic 'strbuf_readlink()' helper function

diff --git a/t/t0004-unwritable.sh b/t/t0004-unwritable.sh
index 9255c63c08f06399525ca098d0374ad7d197e0b7..63e1217e7162435c3da8ec7984b5f6a53b3a10e2 100755 (executable)
--- a/t/t0004-unwritable.sh
+++ b/t/t0004-unwritable.sh
@@ -8,6 +8,7 @@ test_expect_success setup '
 
        >file &&
        git add file &&
+       test_tick &&
        git commit -m initial &&
        echo >file &&
        git add file
@@ -17,11 +18,11 @@ test_expect_success setup '
 test_expect_success 'write-tree should notice unwritable repository' '
 
        (
-               chmod a-w .git/objects
+               chmod a-w .git/objects .git/objects/?? &&
                test_must_fail git write-tree
        )
        status=$?
-       chmod 775 .git/objects
+       chmod 775 .git/objects .git/objects/??
        (exit $status)
 
 '
@@ -29,11 +30,11 @@ test_expect_success 'write-tree should notice unwritable repository' '
 test_expect_success 'commit should notice unwritable repository' '
 
        (
-               chmod a-w .git/objects
+               chmod a-w .git/objects .git/objects/?? &&
                test_must_fail git commit -m second
        )
        status=$?
-       chmod 775 .git/objects
+       chmod 775 .git/objects .git/objects/??
        (exit $status)
 
 '
@@ -41,12 +42,12 @@ test_expect_success 'commit should notice unwritable repository' '
 test_expect_success 'update-index should notice unwritable repository' '
 
        (
-               echo a >file &&
-               chmod a-w .git/objects
+               echo 6O >file &&
+               chmod a-w .git/objects .git/objects/?? &&
                test_must_fail git update-index file
        )
        status=$?
-       chmod 775 .git/objects
+       chmod 775 .git/objects .git/objects/??
        (exit $status)
 
 '
@@ -55,11 +56,11 @@ test_expect_success 'add should notice unwritable repository' '
 
        (
                echo b >file &&
-               chmod a-w .git/objects
+               chmod a-w .git/objects .git/objects/?? &&
                test_must_fail git add file
        )
        status=$?
-       chmod 775 .git/objects
+       chmod 775 .git/objects .git/objects/??
        (exit $status)
 
 '