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-rw-r--r--boost/process/detail/windows/shell_path.hpp53
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diff --git a/boost/process/detail/windows/shell_path.hpp b/boost/process/detail/windows/shell_path.hpp
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+// Copyright (c) 2006, 2007 Julio M. Merino Vidal
+// Copyright (c) 2008 Ilya Sokolov, Boris Schaeling
+// Copyright (c) 2009 Boris Schaeling
+// Copyright (c) 2010 Felipe Tanus, Boris Schaeling
+// Copyright (c) 2011, 2012 Jeff Flinn, Boris Schaeling
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+
+#ifndef BOOST_PROCESS_WINDOWS_SHELL_PATH_HPP
+#define BOOST_PROCESS_WINDOWS_SHELL_PATH_HPP
+
+#include <boost/process/detail/config.hpp>
+#include <system_error>
+#include <boost/filesystem/path.hpp>
+#include <boost/detail/winapi/basic_types.hpp>
+#include <boost/detail/winapi/get_system_directory.hpp>
+
+namespace boost { namespace process { namespace detail { namespace windows {
+
+inline boost::filesystem::path shell_path()
+{
+ ::boost::detail::winapi::WCHAR_ sysdir[260];
+ unsigned int size = ::boost::detail::winapi::get_system_directory(sysdir, sizeof(sysdir));
+ if (!size)
+ throw_last_error("GetSystemDirectory() failed");
+
+ boost::filesystem::path p = sysdir;
+ return p / "cmd.exe";
+}
+
+inline boost::filesystem::path shell_path(std::error_code &ec) noexcept
+{
+
+ ::boost::detail::winapi::WCHAR_ sysdir[260];
+ unsigned int size = ::boost::detail::winapi::get_system_directory(sysdir, sizeof(sysdir));
+ boost::filesystem::path p;
+ if (!size)
+ ec = std::error_code(
+ ::boost::detail::winapi::GetLastError(),
+ std::system_category());
+ else
+ {
+ ec.clear();
+ p = sysdir;
+ p /= "cmd.exe";
+ }
+ return p;
+}
+
+}}}}
+
+#endif