Rearrange sources (#4997)

src/libxrpl/basics/contract.cpp

@@ -0,0 +1,54 @@
+//------------------------------------------------------------------------------
+/*
+    This file is part of rippled: https://github.com/ripple/rippled
+    Copyright (c) 2012, 2013 Ripple Labs Inc.
+
+    Permission to use, copy, modify, and/or distribute this software for any
+    purpose  with  or without fee is hereby granted, provided that the above
+    copyright notice and this permission notice appear in all copies.
+
+    THE  SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+    WITH  REGARD  TO  THIS  SOFTWARE  INCLUDING  ALL  IMPLIED  WARRANTIES  OF
+    MERCHANTABILITY  AND  FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+    ANY  SPECIAL ,  DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+    WHATSOEVER  RESULTING  FROM  LOSS  OF USE, DATA OR PROFITS, WHETHER IN AN
+    ACTION  OF  CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+*/
+//==============================================================================
+
+#include <ripple/basics/Log.h>
+#include <ripple/basics/contract.h>
+#include <cstdlib>
+#include <iostream>
+
+namespace ripple {
+
+namespace detail {
+
+[[noreturn]] void
+accessViolation() noexcept
+{
+    // dereference memory location zero
+    int volatile* j = 0;
+    (void)*j;
+    std::abort();
+}
+
+}  // namespace detail
+
+void
+LogThrow(std::string const& title)
+{
+    JLOG(debugLog().warn()) << title;
+}
+
+[[noreturn]] void
+LogicError(std::string const& s) noexcept
+{
+    JLOG(debugLog().fatal()) << s;
+    std::cerr << "Logic error: " << s << std::endl;
+    detail::accessViolation();
+}
+
+}  // namespace ripple