From 188fbb17cfd18c87f60ec56f62476f97ef2779bb Mon Sep 17 00:00:00 2001
From: Martin Braun <martin.braun@ettus.com>
Date: Sat, 19 Jun 2021 00:06:52 +0200
Subject: uhd: Remove all occurences of boost::math::*round()

Its behaviour is almost identical to std::lround, which we use instead.
The only downside of std::lround is that it always returns a long, which
we don't always need. We thus add some casts for those cases to make the
compiler happy.
---
 host/examples/tx_waveforms.cpp          | 4 ++--
 host/examples/txrx_loopback_to_file.cpp | 5 ++---
 2 files changed, 4 insertions(+), 5 deletions(-)

(limited to 'host/examples')

diff --git a/host/examples/tx_waveforms.cpp b/host/examples/tx_waveforms.cpp
index 53de799be..58f1a6885 100644
--- a/host/examples/tx_waveforms.cpp
+++ b/host/examples/tx_waveforms.cpp
@@ -14,9 +14,9 @@
 #include <stdint.h>
 #include <boost/algorithm/string.hpp>
 #include <boost/format.hpp>
-#include <boost/math/special_functions/round.hpp>
 #include <boost/program_options.hpp>
 #include <chrono>
+#include <cmath>
 #include <csignal>
 #include <iostream>
 #include <string>
@@ -141,7 +141,7 @@ int UHD_SAFE_MAIN(int argc, char* argv[])
     // pre-compute the waveform values
     const wave_table_class wave_table(wave_type, ampl);
     const size_t step =
-        boost::math::iround(wave_freq / usrp->get_tx_rate() * wave_table_len);
+        std::lround(wave_freq / usrp->get_tx_rate() * wave_table_len);
     size_t index = 0;
 
     for (size_t ch = 0; ch < channel_nums.size(); ch++) {
diff --git a/host/examples/txrx_loopback_to_file.cpp b/host/examples/txrx_loopback_to_file.cpp
index 39af6401b..0dc489063 100644
--- a/host/examples/txrx_loopback_to_file.cpp
+++ b/host/examples/txrx_loopback_to_file.cpp
@@ -15,9 +15,9 @@
 #include <boost/algorithm/string.hpp>
 #include <boost/filesystem.hpp>
 #include <boost/format.hpp>
-#include <boost/math/special_functions/round.hpp>
 #include <boost/program_options.hpp>
 #include <boost/thread/thread.hpp>
+#include <cmath>
 #include <csignal>
 #include <fstream>
 #include <functional>
@@ -438,8 +438,7 @@ int UHD_SAFE_MAIN(int argc, char* argv[])
 
     // pre-compute the waveform values
     const wave_table_class wave_table(wave_type, ampl);
-    const size_t step =
-        boost::math::iround(wave_freq / tx_usrp->get_tx_rate() * wave_table_len);
+    const size_t step = std::lround(wave_freq / tx_usrp->get_tx_rate() * wave_table_len);
     size_t index = 0;
 
     // create a transmit streamer
-- 
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