Add config variable core.symrefsonly

[git.git] / git-sh-setup.sh

diff --git a/git-sh-setup.sh b/git-sh-setup.sh
index 06d8299..dbb9884 100755 (executable)
--- a/git-sh-setup.sh
+++ b/git-sh-setup.sh
@@ -6,22 +6,20 @@
 : ${GIT_DIR=.git}
 : ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"}
 
+# Having this variable in your environment would break scripts because
+# you would cause "cd" to be be taken to unexpected places.  If you
+# like CDPATH, define it for your interactive shell sessions without
+# exporting it.
+unset CDPATH
+
 die() {
-       echo "$@" >&2
+       echo >&2 "$@"
        exit 1
 }
 
-check_clean_tree() {
-    dirty1_=`git-update-index -q --refresh` && {
-    dirty2_=`git-diff-index --name-only --cached HEAD`
-    case "$dirty2_" in '') : ;; *) (exit 1) ;; esac
-    } || {
-       echo >&2 "$dirty1_"
-       echo "$dirty2_" | sed >&2 -e 's/^/modified: /'
-       (exit 1)
-    }
-}
-
-[ -h "$GIT_DIR/HEAD" ] &&
+case "$(GIT_DIR="$GIT_DIR" git-symbolic-ref HEAD 2>/dev/null)" in
+refs/*)        : ;;
+*)     false ;;
+esac &&
 [ -d "$GIT_DIR/refs" ] &&
-[ -d "$GIT_OBJECT_DIRECTORY/00" ]
+[ -d "$GIT_OBJECT_DIRECTORY/" ]