1 files changed, 78 insertions, 1 deletions
diff --git a/libbutl/curl.ixx b/libbutl/curl.ixx
index 61a4ff5..6dcfe13 100644
--- a/libbutl/curl.ixx
+++ b/libbutl/curl.ixx
@@ -1,7 +1,11 @@
 // file      : libbutl/curl.ixx -*- C++ -*-
 // license   : MIT; see accompanying LICENSE file
 
-LIBBUTL_MODEXPORT namespace butl //@@ MOD Clang needs this for some reason.
+#include <cstddef>   // size_t
+#include <utility>   // forward()
+#include <exception> // invalid_argument
+
+namespace butl
 {
   template <typename I,
             typename O,
@@ -12,6 +16,7 @@ LIBBUTL_MODEXPORT namespace butl //@@ MOD Clang needs this for some reason.
         O&& out,
         E&& err,
         method_type m,
+        flags fs,
         const std::string& url,
         A&&... options)
       : curl ([] (const char* [], std::size_t) {},
@@ -19,8 +24,80 @@ LIBBUTL_MODEXPORT namespace butl //@@ MOD Clang needs this for some reason.
               std::forward<O> (out),
               std::forward<E> (err),
               m,
+              fs,
+              url,
+              std::forward<A> (options)...)
+  {
+  }
+
+  template <typename C,
+            typename I,
+            typename O,
+            typename E,
+            typename... A>
+  inline curl::
+  curl (const C& cmdc,
+        I&& in,
+        O&& out,
+        E&& err,
+        method_type m,
+        const std::string& url,
+        A&&... options)
+      : curl (cmdc,
+              std::forward<I> (in),
+              std::forward<O> (out),
+              std::forward<E> (err),
+              m,
+              flags::none,
+              url,
+              std::forward<A> (options)...)
+  {
+  }
+
+  template <typename I,
+            typename O,
+            typename E,
+            typename... A>
+  inline curl::
+  curl (I&& in,
+        O&& out,
+        E&& err,
+        method_type m,
+        const std::string& url,
+        A&&... options)
+      : curl (std::forward<I> (in),
+              std::forward<O> (out),
+              std::forward<E> (err),
+              m,
+              flags::none,
               url,
               std::forward<A> (options)...)
   {
   }
+
+  inline curl::flags
+  operator&= (curl::flags& x, curl::flags y)
+  {
+    return x = static_cast<curl::flags> (static_cast<std::uint16_t> (x) &
+                                         static_cast<std::uint16_t> (y));
+  }
+
+  inline curl::flags
+  operator|= (curl::flags& x, curl::flags y)
+  {
+    return x = static_cast<curl::flags> (static_cast<std::uint16_t> (x) |
+                                         static_cast<std::uint16_t> (y));
+  }
+
+  inline curl::flags
+  operator& (curl::flags x, curl::flags y)
+  {
+    return x &= y;
+  }
+
+  inline curl::flags
+  operator| (curl::flags x, curl::flags y)
+  {
+    return x |= y;
+  }
 }