Initial import from SVN

2014-03-09 10:58:52 +01:00
commit b6abce0c2f
440 changed files with 30862 additions and 0 deletions
@@ -0,0 +1,104 @@
+// 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)
+
+/**
+ * \file boost/process/mitigate.hpp
+ *
+ * Helpers to mitigate platform differences.
+ */
+
+#ifndef BOOST_PROCESS_MITIGATE_HPP
+#define BOOST_PROCESS_MITIGATE_HPP
+
+#include <boost/asio.hpp>
+#if defined(BOOST_POSIX_API)
+#   include <sys/wait.h>
+#endif
+
+namespace boost { namespace process {
+
+#if defined(BOOST_WINDOWS_API)
+typedef boost::asio::windows::stream_handle pipe_end;
+#elif defined(BOOST_POSIX_API)
+typedef boost::asio::posix::stream_descriptor pipe_end;
+#endif
+
+inline const char *zero_device()
+{
+#if defined(BOOST_WINDOWS_API)
+    return "NUL";
+#elif defined(BOOST_POSIX_API)
+    return "/dev/zero";
+#endif
+}
+
+inline const char *null_device()
+{
+#if defined(BOOST_WINDOWS_API)
+    return "NUL";
+#elif defined(BOOST_POSIX_API)
+    return "/dev/null";
+#endif
+}
+
+#if defined(BOOST_WINDOWS_API)
+#   define BOOST_PROCESS_EXITSTATUS(a) static_cast<int>(a)
+#elif defined(BOOST_POSIX_API)
+#   define BOOST_PROCESS_EXITSTATUS WEXITSTATUS
+#endif
+
+#if defined(BOOST_PROCESS_DOXYGEN)
+/**
+ * Type definition for the end of a pipe.
+ *
+ * On Windows the type is based on boost::asio::windows::stream_handle. On
+ * POSIX it is based on boost::asio::posix::stream_descriptor.
+ *
+ * You can use this type definition for asynchronous I/O with streams of
+ * child processes.
+ */
+typedef boost_asio_type pipe_end;
+
+/**
+ * Gets the name of the zero device.
+ *
+ * You can use zero_device to initialize a
+ * boost::iostreams::file_descriptor_source to read
+ * null characters from.
+ *
+ * \returns NUL on Windows and /dev/zero on POSIX.
+ */
+const char *zero_device();
+
+/**
+ * Gets the name of the null device.
+ *
+ * You can use null_device to initialize a
+ * boost::iostreams::file_descriptor_sink which discards
+ * data written to it.
+ *
+ * \returns NUL on Windows and /dev/null on POSIX.
+ */
+const char *null_device();
+
+/**
+ * \def BOOST_PROCESS_EXITSTATUS
+ *
+ * On Windows \c BOOST_PROCESS_EXITSTATUS is a static cast to \c int.
+ * On POSIX it is set to \c WEXITSTATUS.
+ *
+ * You can use \c BOOST_PROCESS_EXITSTATUS for the return value of
+ * boost::process::wait_for_exit to get the exit status of a process.
+ */
+#define BOOST_PROCESS_EXITSTATUS
+#endif
+
+}}
+
+#endif