From 347bb79d2adef4b5bf3e3a94577ecc18c0408519 Mon Sep 17 00:00:00 2001
From: Martin Braun <martin.braun@ettus.com>
Date: Thu, 24 Aug 2017 14:37:08 -0700
Subject: uhd: Removed atomic.hpp from public API

atomic.hpp defines a spin lock and a lockfree mutex. There is no reason
to have standard constructs in the public API, where we're contractually
obligated to not touch them. Thus, moving them into the internal API
space.
---
 host/include/uhd/utils/CMakeLists.txt |  1 -
 host/include/uhd/utils/atomic.hpp     | 73 -----------------------------------
 2 files changed, 74 deletions(-)
 delete mode 100644 host/include/uhd/utils/atomic.hpp

(limited to 'host/include')

diff --git a/host/include/uhd/utils/CMakeLists.txt b/host/include/uhd/utils/CMakeLists.txt
index 85afc09bb..9c2fed964 100644
--- a/host/include/uhd/utils/CMakeLists.txt
+++ b/host/include/uhd/utils/CMakeLists.txt
@@ -9,7 +9,6 @@ UHD_INSTALL(FILES
     algorithm.hpp
     assert_has.hpp
     assert_has.ipp
-    atomic.hpp
     byteswap.hpp
     byteswap.ipp
     cast.hpp
diff --git a/host/include/uhd/utils/atomic.hpp b/host/include/uhd/utils/atomic.hpp
deleted file mode 100644
index 4be416a30..000000000
--- a/host/include/uhd/utils/atomic.hpp
+++ /dev/null
@@ -1,73 +0,0 @@
-//
-// Copyright 2012-2013,2016-2017 Ettus Research LLC
-// Copyright 2018 Ettus Research, a National Instruments Company
-//
-// SPDX-License-Identifier: GPL-3.0-or-later
-//
-
-#ifndef INCLUDED_UHD_UTILS_ATOMIC_HPP
-#define INCLUDED_UHD_UTILS_ATOMIC_HPP
-
-#include <uhd/config.hpp>
-#include <uhd/types/time_spec.hpp>
-#include <boost/thread/thread.hpp>
-#include <atomic>
-
-namespace uhd{
-
-    /*! DEPRECATED -- Will be removed in coming versions of UHD.
-     *
-     * Spin-wait on a condition with a timeout.
-     * \param cond an atomic variable to compare
-     * \param value compare to atomic for true/false
-     * \param timeout the timeout in seconds
-     * \return true for cond == value, false for timeout
-     */
-    template<typename T>
-    UHD_INLINE bool spin_wait_with_timeout(
-        std::atomic<T> &cond,
-        const T value,
-        const double timeout
-    ){
-        if (cond == value) return true;
-        const time_spec_t exit_time = time_spec_t::get_system_time() + time_spec_t(timeout);
-        while (cond != value) {
-            if (time_spec_t::get_system_time() > exit_time) {
-                return false;
-            }
-            boost::this_thread::interruption_point();
-            boost::this_thread::yield();
-        }
-        return true;
-    }
-
-    /*! DEPRECATED -- Will be removed in coming versions of UHD.
-     *
-     * Claimer class to provide synchronization for multi-thread access.
-     * Claiming enables buffer classes to be used with a buffer queue.
-     */
-    class simple_claimer{
-    public:
-        simple_claimer(void){
-            this->release();
-        }
-
-        UHD_INLINE void release(void){
-            _locked = false;
-        }
-
-        UHD_INLINE bool claim_with_wait(const double timeout){
-            if (spin_wait_with_timeout(_locked, false, timeout)){
-                _locked = true;
-                return true;
-            }
-            return false;
-        }
-
-    private:
-        std::atomic<bool> _locked;
-    };
-
-} //namespace uhd
-
-#endif /* INCLUDED_UHD_UTILS_ATOMIC_HPP */
-- 
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