Initial modularization with both Clang and VC hacks

Note: gave up on VC about half way though.

1 files changed, 45 insertions, 0 deletions

diff --git a/libbutl/path-io.mxx b/libbutl/path-io.mxx
new file mode 100644
index 0000000..ae1ee84
--- /dev/null
+++ b/libbutl/path-io.mxx
@@ -0,0 +1,45 @@
+// file      : libbutl/path-io.mxx -*- C++ -*-
+// copyright : Copyright (c) 2014-2017 Code Synthesis Ltd
+// license   : MIT; see accompanying LICENSE file
+
+#ifndef __cpp_modules
+#pragma once
+#endif
+
+// C includes.
+
+#ifndef __cpp_lib_modules
+#include <ostream>
+#endif
+
+// Other includes.
+
+#ifdef __cpp_modules
+export module butl.path_io;
+#ifdef __cpp_lib_modules
+import std.core; //@@ MOD TMP (should not be needed).
+import std.io;
+#endif
+import butl.path;
+#else
+#include <libbutl/path.mxx>
+#endif
+
+#include <libbutl/export.hxx>
+
+LIBBUTL_MODEXPORT namespace butl
+{
+  // This is the default path IO implementation. The reason it is
+  // separate is because one often wants a custom implementation.
+  // For example, we may want to print paths as relative to the
+  // working directory. Or we may want to print '~' for the home
+  // directory prefix. Or we may want to print dir_path with a
+  // trailing '/'.
+  //
+  template <typename C, typename K>
+  inline std::basic_ostream<C>&
+  operator<< (std::basic_ostream<C>& os, basic_path<C, K> const& p)
+  {
+    return os << p.string ();
+  }
+}