builtin_diff(): read $GIT_DIFF_OPTS closer to use

diff --git a/refs/iterator.c b/refs/iterator.c
index bd35da4e622ca4016194177ce97594b46c5aafe7..629e00a122a7a867ae3350ce35469c2ceb1259a1 100644 (file)
--- a/refs/iterator.c
+++ b/refs/iterator.c
@@ -54,7 +54,7 @@ static int empty_ref_iterator_advance(struct ref_iterator *ref_iterator)
 static int empty_ref_iterator_peel(struct ref_iterator *ref_iterator,
                                   struct object_id *peeled)
 {
-       die("BUG: peel called for empty iterator");
+       BUG("peel called for empty iterator");
 }
 
 static int empty_ref_iterator_abort(struct ref_iterator *ref_iterator)
@@ -177,7 +177,7 @@ static int merge_ref_iterator_peel(struct ref_iterator *ref_iterator,
                (struct merge_ref_iterator *)ref_iterator;
 
        if (!iter->current) {
-               die("BUG: peel called before advance for merge iterator");
+               BUG("peel called before advance for merge iterator");
        }
        return ref_iterator_peel(*iter->current, peeled);
 }
@@ -338,7 +338,7 @@ static int prefix_ref_iterator_advance(struct ref_iterator *ref_iterator)
                         * trimming, report it as a bug:
                         */
                        if (strlen(iter->iter0->refname) <= iter->trim)
-                               die("BUG: attempt to trim too many characters");
+                               BUG("attempt to trim too many characters");
                        iter->base.refname = iter->iter0->refname + iter->trim;
                } else {
                        iter->base.refname = iter->iter0->refname;
@@ -407,15 +407,15 @@ struct ref_iterator *prefix_ref_iterator_begin(struct ref_iterator *iter0,
 
 struct ref_iterator *current_ref_iter = NULL;
 
-int do_for_each_ref_iterator(struct ref_iterator *iter,
-                            each_ref_fn fn, void *cb_data)
+int do_for_each_repo_ref_iterator(struct repository *r, struct ref_iterator *iter,
+                                 each_repo_ref_fn fn, void *cb_data)
 {
        int retval = 0, ok;
        struct ref_iterator *old_ref_iter = current_ref_iter;
 
        current_ref_iter = iter;
        while ((ok = ref_iterator_advance(iter)) == ITER_OK) {
-               retval = fn(iter->refname, iter->oid, iter->flags, cb_data);
+               retval = fn(r, iter->refname, iter->oid, iter->flags, cb_data);
                if (retval) {
                        /*
                         * If ref_iterator_abort() returns ITER_ERROR,