Process: support pipe redirection

1 files changed, 41 insertions, 0 deletions

diff --git a/src/stream.cpp b/src/stream.cpp
new file mode 100644
index 0000000..b31635e
--- /dev/null
+++ b/src/stream.cpp
@@ -0,0 +1,41 @@
+// Copyright (c) 2020 Egor Tensin <Egor.Tensin@gmail.com>
+// This file is part of the "winapi-common" project.
+// For details, see https://github.com/egor-tensin/winapi-common.
+// Distributed under the MIT License.
+
+#include <winapi/file.hpp>
+#include <winapi/handle.hpp>
+#include <winapi/stream.hpp>
+
+#include <string>
+#include <utility>
+
+namespace winapi {
+namespace process {
+
+Stdin::Stdin() : Stream{Handle::std_in()} {}
+
+Stdout::Stdout() : Stream{Handle::std_out()} {}
+
+Stderr::Stderr() : Stream{Handle::std_err()} {}
+
+Stdin::Stdin(const std::string& path) : Stream{File::open_for_reading(path)} {}
+
+Stdout::Stdout(const std::string& path) : Stream{File::open_for_writing(path)} {}
+
+Stderr::Stderr(const std::string& path) : Stream{File::open_for_writing(path)} {}
+
+Stdin::Stdin(Pipe& pipe) : Stream{std::move(pipe.read_end())} {
+    pipe.write_end().dont_inherit();
+}
+
+Stdout::Stdout(Pipe& pipe) : Stream{std::move(pipe.write_end())} {
+    pipe.read_end().dont_inherit();
+}
+
+Stderr::Stderr(Pipe& pipe) : Stream{std::move(pipe.write_end())} {
+    pipe.read_end().dont_inherit();
+}
+
+} // namespace process
+} // namespace winapi