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-rw-r--r--diffcore-blobfind.c31
1 files changed, 31 insertions, 0 deletions
diff --git a/diffcore-blobfind.c b/diffcore-blobfind.c
new file mode 100644
index 0000000000..64bf6922b0
--- /dev/null
+++ b/diffcore-blobfind.c
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2017 Google Inc.
+ */
+#include "cache.h"
+#include "diff.h"
+#include "diffcore.h"
+
+void diffcore_blobfind(struct diff_options *options)
+{
+ struct diff_queue_struct *q = &diff_queued_diff;
+ struct diff_queue_struct outq;
+ int i;
+
+ if (!options->blobfind)
+ BUG("blobfind oidset not initialized???");
+
+ DIFF_QUEUE_CLEAR(&outq);
+ for (i = 0; i < q->nr; i++) {
+ struct diff_filepair *p = q->queue[i];
+
+ if (!DIFF_PAIR_UNMERGED(p) &&
+ ((DIFF_FILE_VALID(p->one) &&
+ oidset_contains(options->blobfind, &p->one->oid)) ||
+ (DIFF_FILE_VALID(p->two) &&
+ oidset_contains(options->blobfind, &p->two->oid))))
+ diff_q(&outq, p);
+ else
+ diff_free_filepair(p);
+ }
+ *q = outq;
+}