From df1ef68cd8e8582724ce1192bfc202e0b9aeaf0c Mon Sep 17 00:00:00 2001
From: Karen Arutyunov <karen@codesynthesis.com>
Date: Tue, 28 Sep 2021 19:24:31 +0300
Subject: Get rid of C++ modules related code and rename *.mxx files to *.hxx

---
 libbutl/path-io.hxx | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 libbutl/path-io.hxx

(limited to 'libbutl/path-io.hxx')

diff --git a/libbutl/path-io.hxx b/libbutl/path-io.hxx
new file mode 100644
index 0000000..a60527d
--- /dev/null
+++ b/libbutl/path-io.hxx
@@ -0,0 +1,36 @@
+// file      : libbutl/path-io.hxx -*- C++ -*-
+// license   : MIT; see accompanying LICENSE file
+
+#pragma once
+
+#include <cassert>
+#include <ostream>
+
+#include <libbutl/path.hxx>
+
+#include <libbutl/export.hxx>
+
+namespace butl
+{
+  // This is the default path IO implementation. It is separate to allow
+  // custom implementations. 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, const basic_path<C, K>& p)
+  {
+    return to_stream (os, p, false /* representation */);
+  }
+
+  template <typename C, typename P>
+  inline std::basic_ostream<C>&
+  operator<< (std::basic_ostream<C>& os, const basic_path_name_view<P>& v)
+  {
+    assert (!v.null ());
+
+    return v.name != nullptr && *v.name ? (os << **v.name) : (os << *v.path);
+  }
+}
-- 
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