Add generic 'strbuf_readlink()' helper function

diff --git a/t/t1020-subdirectory.sh b/t/t1020-subdirectory.sh
index b9cef3422c3ba1392b32ec66f72dc4b7c34f4a43..fc386ba033ac165a5f4a9fca0c6c6f5db49a314e 100755 (executable)
--- a/t/t1020-subdirectory.sh
+++ b/t/t1020-subdirectory.sh
@@ -21,7 +21,7 @@ LF='
 '
 
 test_expect_success 'update-index and ls-files' '
-       cd $HERE &&
+       cd "$HERE" &&
        git update-index --add one &&
        case "`git ls-files`" in
        one) echo ok one ;;
@@ -41,7 +41,7 @@ test_expect_success 'update-index and ls-files' '
 '
 
 test_expect_success 'cat-file' '
-       cd $HERE &&
+       cd "$HERE" &&
        two=`git ls-files -s dir/two` &&
        two=`expr "$two" : "[0-7]* \\([0-9a-f]*\\)"` &&
        echo "$two" &&
@@ -54,7 +54,7 @@ test_expect_success 'cat-file' '
 rm -f actual dir/actual
 
 test_expect_success 'diff-files' '
-       cd $HERE &&
+       cd "$HERE" &&
        echo a >>one &&
        echo d >>dir/two &&
        case "`git diff-files --name-only`" in
@@ -74,7 +74,7 @@ test_expect_success 'diff-files' '
 '
 
 test_expect_success 'write-tree' '
-       cd $HERE &&
+       cd "$HERE" &&
        top=`git write-tree` &&
        echo $top &&
        cd dir &&
@@ -84,7 +84,7 @@ test_expect_success 'write-tree' '
 '
 
 test_expect_success 'checkout-index' '
-       cd $HERE &&
+       cd "$HERE" &&
        git checkout-index -f -u one &&
        cmp one original.one &&
        cd dir &&
@@ -93,7 +93,7 @@ test_expect_success 'checkout-index' '
 '
 
 test_expect_success 'read-tree' '
-       cd $HERE &&
+       cd "$HERE" &&
        rm -f one dir/two &&
        tree=`git write-tree` &&
        git read-tree --reset -u "$tree" &&
@@ -107,27 +107,27 @@ test_expect_success 'read-tree' '
 '
 
 test_expect_success 'no file/rev ambiguity check inside .git' '
-       cd $HERE &&
+       cd "$HERE" &&
        git commit -a -m 1 &&
-       cd $HERE/.git &&
+       cd "$HERE"/.git &&
        git show -s HEAD
 '
 
 test_expect_success 'no file/rev ambiguity check inside a bare repo' '
-       cd $HERE &&
+       cd "$HERE" &&
        git clone -s --bare .git foo.git &&
        cd foo.git && GIT_DIR=. git show -s HEAD
 '
 
 # This still does not work as it should...
 : test_expect_success 'no file/rev ambiguity check inside a bare repo' '
-       cd $HERE &&
+       cd "$HERE" &&
        git clone -s --bare .git foo.git &&
        cd foo.git && git show -s HEAD
 '
 
 test_expect_success 'detection should not be fooled by a symlink' '
-       cd $HERE &&
+       cd "$HERE" &&
        rm -fr foo.git &&
        git clone -s .git another &&
        ln -s another yetanother &&