temporary add library/cpp/streams/factory/open_by_signature to export

e7cda406ffefb716562a9a7ba46607dff026f1c1

1 files changed, 19 insertions, 0 deletions

diff --git a/library/cpp/streams/factory/open_common/factory.cpp b/library/cpp/streams/factory/open_common/factory.cpp
new file mode 100644
index 0000000000..c99ac44121
--- /dev/null
+++ b/library/cpp/streams/factory/open_common/factory.cpp
@@ -0,0 +1,19 @@
+#include "factory.h"
+
+#include <util/stream/file.h>
+#include <util/system/file.h>
+#include <util/generic/ptr.h>
+
+#ifdef _win_ // isatty
+#include <io.h>
+#else
+#include <unistd.h>
+#endif
+
+THolder<IInputStream> OpenStdin(size_t bufSize) {
+    if (isatty(0)) {
+        return MakeHolder<TUnbufferedFileInput>(Duplicate(0));
+    }
+    return MakeHolder<TFileInput>(Duplicate(0), bufSize);
+}
+