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-rw-r--r--diffcore-order.c51
1 files changed, 32 insertions, 19 deletions
diff --git a/diffcore-order.c b/diffcore-order.c
index fe7f1f464..1bfcc39f9 100644
--- a/diffcore-order.c
+++ b/diffcore-order.c
@@ -57,12 +57,6 @@ static void prepare_order(const char *orderfile)
}
}
-struct pair_order {
- struct diff_filepair *pair;
- int orig_order;
- int order;
-};
-
static int match_order(const char *path)
{
int i;
@@ -84,35 +78,54 @@ static int match_order(const char *path)
return order_cnt;
}
-static int compare_pair_order(const void *a_, const void *b_)
+static int compare_objs_order(const void *a_, const void *b_)
{
- struct pair_order const *a, *b;
- a = (struct pair_order const *)a_;
- b = (struct pair_order const *)b_;
+ struct obj_order const *a, *b;
+ a = (struct obj_order const *)a_;
+ b = (struct obj_order const *)b_;
if (a->order != b->order)
return a->order - b->order;
return a->orig_order - b->orig_order;
}
+void order_objects(const char *orderfile, obj_path_fn_t obj_path,
+ struct obj_order *objs, int nr)
+{
+ int i;
+
+ if (!nr)
+ return;
+
+ prepare_order(orderfile);
+ for (i = 0; i < nr; i++) {
+ objs[i].orig_order = i;
+ objs[i].order = match_order(obj_path(objs[i].obj));
+ }
+ qsort(objs, nr, sizeof(*objs), compare_objs_order);
+}
+
+static const char *pair_pathtwo(void *obj)
+{
+ struct diff_filepair *pair = (struct diff_filepair *)obj;
+
+ return pair->two->path;
+}
+
void diffcore_order(const char *orderfile)
{
struct diff_queue_struct *q = &diff_queued_diff;
- struct pair_order *o;
+ struct obj_order *o;
int i;
if (!q->nr)
return;
o = xmalloc(sizeof(*o) * q->nr);
- prepare_order(orderfile);
- for (i = 0; i < q->nr; i++) {
- o[i].pair = q->queue[i];
- o[i].orig_order = i;
- o[i].order = match_order(o[i].pair->two->path);
- }
- qsort(o, q->nr, sizeof(*o), compare_pair_order);
for (i = 0; i < q->nr; i++)
- q->queue[i] = o[i].pair;
+ o[i].obj = q->queue[i];
+ order_objects(orderfile, pair_pathtwo, o, q->nr);
+ for (i = 0; i < q->nr; i++)
+ q->queue[i] = o[i].obj;
free(o);
return;
}