1 files changed, 38 insertions, 0 deletions
diff --git a/builtin/merge-ours.c b/builtin/merge-ours.c
new file mode 100644
index 0000000000..97b8a792c7
--- /dev/null
+++ b/builtin/merge-ours.c
@@ -0,0 +1,38 @@
+/*
+ * Implementation of git-merge-ours.sh as builtin
+ *
+ * Copyright (c) 2007 Thomas Harning Jr
+ * Original:
+ * Original Copyright (c) 2005 Junio C Hamano
+ *
+ * Pretend we resolved the heads, but declare our tree trumps everybody else.
+ */
+
+#define USE_THE_REPOSITORY_VARIABLE
+
+#include "git-compat-util.h"
+#include "builtin.h"
+#include "diff.h"
+
+
+static const char builtin_merge_ours_usage[] =
+	"git merge-ours <base>... -- HEAD <remote>...";
+
+int cmd_merge_ours(int argc,
+		   const char **argv,
+		   const char *prefix UNUSED,
+		   struct repository *repo UNUSED)
+{
+	show_usage_if_asked(argc, argv, builtin_merge_ours_usage);
+
+	/*
+	 * The contents of the current index becomes the tree we
+	 * commit.  The index must match HEAD, or this merge cannot go
+	 * through.
+	 */
+	if (repo_read_index(the_repository) < 0)
+		die_errno("read_cache failed");
+	if (index_differs_from(the_repository, "HEAD", NULL, 0))
+		return 2;
+	return 0;
+}