--- /dev/null
+From 5d3a1947447c873b04720668a874b1895975fdef Mon Sep 17 00:00:00 2001
+From: Alexander Fasching <fasching.a91@gmail.com>
+Date: Mon, 7 Oct 2019 00:31:31 +0200
+Subject: [PATCH] Add includes for GR 3.8
+
+Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
+---
+ src/applications/gqrx/receiver.cpp | 3 +++
+ src/applications/gqrx/receiver.h | 9 ++++++++-
+ src/dsp/correct_iq_cc.h | 5 +++++
+ src/dsp/filter/fir_decim.cpp | 3 +++
+ src/dsp/filter/fir_decim.h | 5 +++++
+ src/dsp/lpf.h | 5 +++++
+ src/dsp/rx_filter.h | 6 ++++++
+ src/dsp/rx_rds.h | 7 +++++++
+ src/dsp/stereo_demod.h | 13 +++++++++++--
+ 9 files changed, 53 insertions(+), 3 deletions(-)
+
+diff --git a/src/applications/gqrx/receiver.cpp b/src/applications/gqrx/receiver.cpp
+index 361be52c..a62fb080 100644
+--- a/src/applications/gqrx/receiver.cpp
++++ b/src/applications/gqrx/receiver.cpp
+@@ -28,7 +28,10 @@
+
+ #include <iostream>
+
++#ifdef GNURADIO_37
+ #include <gnuradio/blocks/multiply_const_ff.h>
++#endif
++
+ #include <gnuradio/prefs.h>
+ #include <gnuradio/top_block.h>
+ #include <osmosdr/source.h>
+diff --git a/src/applications/gqrx/receiver.h b/src/applications/gqrx/receiver.h
+index f86d741d..1109240d 100644
+--- a/src/applications/gqrx/receiver.h
++++ b/src/applications/gqrx/receiver.h
+@@ -23,10 +23,17 @@
+ #ifndef RECEIVER_H
+ #define RECEIVER_H
+
++#ifdef GNURADIO_37
+ #include <gnuradio/analog/sig_source_c.h>
+-#include <gnuradio/blocks/file_sink.h>
+ #include <gnuradio/blocks/multiply_const_ff.h>
+ #include <gnuradio/blocks/multiply_cc.h>
++#else
++#include <gnuradio/analog/sig_source.h>
++#include <gnuradio/blocks/multiply_const.h>
++#include <gnuradio/blocks/multiply.h>
++#endif
++
++#include <gnuradio/blocks/file_sink.h>
+ #include <gnuradio/blocks/null_sink.h>
+ #include <gnuradio/blocks/wavfile_sink.h>
+ #include <gnuradio/blocks/wavfile_source.h>
+diff --git a/src/dsp/correct_iq_cc.h b/src/dsp/correct_iq_cc.h
+index cb033782..410af766 100644
+--- a/src/dsp/correct_iq_cc.h
++++ b/src/dsp/correct_iq_cc.h
+@@ -28,7 +28,12 @@
+ #include <gnuradio/blocks/float_to_complex.h>
+ #include <gnuradio/hier_block2.h>
+ #include <gnuradio/filter/single_pole_iir_filter_cc.h>
++
++#ifdef GNURADIO_37
+ #include <gnuradio/blocks/sub_cc.h>
++#else
++#include <gnuradio/blocks/sub.h>
++#endif
+
+ class dc_corr_cc;
+ class iq_swap_cc;
+diff --git a/src/dsp/filter/fir_decim.cpp b/src/dsp/filter/fir_decim.cpp
+index af2ebda7..7c7fc32f 100644
+--- a/src/dsp/filter/fir_decim.cpp
++++ b/src/dsp/filter/fir_decim.cpp
+@@ -24,7 +24,10 @@
+ #include <cstdio>
+ #include <vector>
+
++#ifdef GNURADIO_37
+ #include <gnuradio/filter/fir_filter_ccf.h>
++#endif
++
+ #include <gnuradio/hier_block2.h>
+ #include <gnuradio/io_signature.h>
+
+diff --git a/src/dsp/filter/fir_decim.h b/src/dsp/filter/fir_decim.h
+index 9c026f48..ed40b021 100644
+--- a/src/dsp/filter/fir_decim.h
++++ b/src/dsp/filter/fir_decim.h
+@@ -22,7 +22,12 @@
+ */
+ #pragma once
+
++#ifdef GNURADIO_37
+ #include <gnuradio/filter/fir_filter_ccf.h>
++#else
++#include <gnuradio/filter/fir_filter_blk.h>
++#endif
++
+ #include <gnuradio/hier_block2.h>
+
+ class fir_decim_cc;
+diff --git a/src/dsp/lpf.h b/src/dsp/lpf.h
+index 049b3a9c..953716a3 100644
+--- a/src/dsp/lpf.h
++++ b/src/dsp/lpf.h
+@@ -25,7 +25,12 @@
+
+ #include <gnuradio/hier_block2.h>
+ #include <gnuradio/filter/firdes.h>
++
++#ifdef GNURADIO_37
+ #include <gnuradio/filter/fir_filter_fff.h>
++#else
++#include <gnuradio/filter/fir_filter_blk.h>
++#endif
+
+
+ class lpf_ff;
+diff --git a/src/dsp/rx_filter.h b/src/dsp/rx_filter.h
+index 8723be32..82c32a1e 100644
+--- a/src/dsp/rx_filter.h
++++ b/src/dsp/rx_filter.h
+@@ -24,8 +24,14 @@
+ #define RX_FILTER_H
+
+ #include <gnuradio/hier_block2.h>
++
++#ifdef GNURADIO_37
+ #include <gnuradio/filter/fir_filter_ccc.h>
+ #include <gnuradio/filter/freq_xlating_fir_filter_ccc.h>
++#else
++#include <gnuradio/filter/fir_filter_blk.h>
++#include <gnuradio/filter/freq_xlating_fir_filter.h>
++#endif
+
+
+ #define RX_FILTER_MIN_WIDTH 100 /*! Minimum width of filter */
+diff --git a/src/dsp/rx_rds.h b/src/dsp/rx_rds.h
+index 17e406ae..f975ec11 100644
+--- a/src/dsp/rx_rds.h
++++ b/src/dsp/rx_rds.h
+@@ -24,11 +24,18 @@
+ #define RX_RDS_H
+
+ #include <gnuradio/hier_block2.h>
++
++#ifdef GNURADIO_37
+ #include <gnuradio/filter/fir_filter_ccc.h>
+ #include <gnuradio/filter/fir_filter_ccf.h>
+ #include <gnuradio/filter/fir_filter_fff.h>
+ #include <gnuradio/filter/freq_xlating_fir_filter_fcf.h>
+ #include <gnuradio/filter/freq_xlating_fir_filter_ccf.h>
++#else
++#include <gnuradio/filter/fir_filter_blk.h>
++#include <gnuradio/filter/freq_xlating_fir_filter.h>
++#endif
++
+ #include <gnuradio/digital/constellation_receiver_cb.h>
+ #include <gnuradio/blocks/keep_one_in_n.h>
+ #include <gnuradio/digital/diff_decoder_bb.h>
+diff --git a/src/dsp/stereo_demod.h b/src/dsp/stereo_demod.h
+index 28be5c0c..35069615 100644
+--- a/src/dsp/stereo_demod.h
++++ b/src/dsp/stereo_demod.h
+@@ -26,14 +26,23 @@
+
+ #include <gnuradio/hier_block2.h>
+ #include <gnuradio/filter/firdes.h>
++
++#ifdef GNURADIO_37
+ #include <gnuradio/filter/fir_filter_fcc.h>
+ #include <gnuradio/filter/fir_filter_fff.h>
+-#include <gnuradio/analog/pll_refout_cc.h>
+ #include <gnuradio/blocks/multiply_cc.h>
+ #include <gnuradio/blocks/multiply_ff.h>
+ #include <gnuradio/blocks/multiply_const_ff.h>
+-#include <gnuradio/blocks/complex_to_imag.h>
+ #include <gnuradio/blocks/add_ff.h>
++#else
++#include <gnuradio/filter/fir_filter_blk.h>
++#include <gnuradio/blocks/multiply.h>
++#include <gnuradio/blocks/multiply_const.h>
++#include <gnuradio/blocks/add_blk.h>
++#endif
++
++#include <gnuradio/analog/pll_refout_cc.h>
++#include <gnuradio/blocks/complex_to_imag.h>
+ #include <vector>
+ #include "dsp/lpf.h"
+ #include "dsp/resampler_xx.h"
+
--- /dev/null
+From a0fea7550dabcf04d3201f868657d836a0bb5f69 Mon Sep 17 00:00:00 2001
+From: Alexander Fasching <fasching.a91@gmail.com>
+Date: Mon, 7 Oct 2019 01:05:15 +0200
+Subject: [PATCH] Build with cmake for both versions
+
+Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
+---
+ CMakeLists.txt | 12 ++++++++----
+ src/CMakeLists.txt | 9 +++++++++
+ 2 files changed, 17 insertions(+), 4 deletions(-)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index c197f152..4bff6f08 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -99,15 +99,20 @@ endfunction(add_source_files)
+
+ # 3rd Party Dependency Stuff
+ find_package(Qt5 COMPONENTS Core Network Widgets Svg REQUIRED)
+-find_package(Boost COMPONENTS system program_options REQUIRED)
+-set(GR_REQUIRED_COMPONENTS RUNTIME ANALOG AUDIO BLOCKS DIGITAL FILTER FFT PMT)
+-find_package(Gnuradio REQUIRED)
+ find_package(Gnuradio-osmosdr REQUIRED)
+
+-if(NOT GNURADIO_RUNTIME_FOUND)
++set(GR_REQUIRED_COMPONENTS RUNTIME ANALOG AUDIO BLOCKS DIGITAL FILTER FFT PMT)
++find_package(Gnuradio REQUIRED COMPONENTS analog audio blocks digital filter fft)
++
++if(NOT Gnuradio_FOUND)
+ message(FATAL_ERROR "GnuRadio Runtime required to compile gqrx")
+ endif()
+
++if(Gnuradio_VERSION VERSION_LESS "3.8")
++ add_definitions(-DGNURADIO_37)
++ find_package(Boost COMPONENTS system program_options REQUIRED)
++endif()
++
+ if(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
+ if(NOT LINUX_AUDIO_BACKEND)
+ set(LINUX_AUDIO_BACKEND Pulseaudio CACHE STRING "Choose the audio backend, options are: Pulseaudio, Portaudio, Gr-audio" FORCE)
+diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
+index 2598f223..88c54046 100644
+--- a/src/CMakeLists.txt
++++ b/src/CMakeLists.txt
+@@ -70,6 +70,15 @@ target_link_libraries(${PROJECT_NAME}
+ ${PORTAUDIO_LIBRARIES}
+ )
+
++if(NOT Gnuradio_VERSION VERSION_LESS "3.8")
++ target_link_libraries(${PROJECT_NAME}
++ gnuradio::gnuradio-analog
++ gnuradio::gnuradio-blocks
++ gnuradio::gnuradio-digital
++ gnuradio::gnuradio-filter
++ )
++endif()
++
+ #build a win32 app, not a console app
+ if (WIN32)
+ set(CMAKE_EXE_LINKER_FLAGS "/entry:mainCRTStartup ${CMAKE_EXE_LINKER_FLAGS}")
--- /dev/null
+From 1f1064802791c20585c552796d2b759d41c8f295 Mon Sep 17 00:00:00 2001
+From: Alexander Fasching <fasching.a91@gmail.com>
+Date: Mon, 7 Oct 2019 02:38:49 +0200
+Subject: [PATCH] Pass GNU Radio version as macro
+
+Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
+---
+ CMakeLists.txt | 14 +++++++++++++-
+ src/applications/gqrx/receiver.cpp | 2 +-
+ src/applications/gqrx/receiver.h | 2 +-
+ src/dsp/correct_iq_cc.h | 2 +-
+ src/dsp/filter/fir_decim.cpp | 2 +-
+ src/dsp/filter/fir_decim.h | 2 +-
+ src/dsp/lpf.h | 2 +-
+ src/dsp/rx_filter.h | 2 +-
+ src/dsp/rx_rds.h | 2 +-
+ src/dsp/stereo_demod.h | 2 +-
+ 10 files changed, 22 insertions(+), 10 deletions(-)
+
+diff --git a/CMakeLists.txt b/CMakeLists.txt
+index 4bff6f08..8b4b8e56 100644
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -108,8 +108,20 @@ if(NOT Gnuradio_FOUND)
+ message(FATAL_ERROR "GnuRadio Runtime required to compile gqrx")
+ endif()
+
++
++# Pass the GNU Radio version as 0xMMNNPP BCD.
++math(EXPR GNURADIO_BCD_VERSION
++ "(${Gnuradio_VERSION_MAJOR} / 10) << 20 |
++ (${Gnuradio_VERSION_MAJOR} % 10) << 16 |
++ (${Gnuradio_VERSION_MINOR} / 10) << 12 |
++ (${Gnuradio_VERSION_MINOR} % 10) << 8 |
++ (${Gnuradio_VERSION_PATCH} / 10) << 4 |
++ (${Gnuradio_VERSION_PATCH} % 10) << 0
++ "
++)
++add_definitions(-DGNURADIO_VERSION=${GNURADIO_BCD_VERSION})
++
+ if(Gnuradio_VERSION VERSION_LESS "3.8")
+- add_definitions(-DGNURADIO_37)
+ find_package(Boost COMPONENTS system program_options REQUIRED)
+ endif()
+
+diff --git a/src/applications/gqrx/receiver.cpp b/src/applications/gqrx/receiver.cpp
+index a62fb080..40e376f6 100644
+--- a/src/applications/gqrx/receiver.cpp
++++ b/src/applications/gqrx/receiver.cpp
+@@ -28,7 +28,7 @@
+
+ #include <iostream>
+
+-#ifdef GNURADIO_37
++#if GNURADIO_VERSION < 0x030800
+ #include <gnuradio/blocks/multiply_const_ff.h>
+ #endif
+
+diff --git a/src/applications/gqrx/receiver.h b/src/applications/gqrx/receiver.h
+index 1109240d..5fcd50a8 100644
+--- a/src/applications/gqrx/receiver.h
++++ b/src/applications/gqrx/receiver.h
+@@ -23,7 +23,7 @@
+ #ifndef RECEIVER_H
+ #define RECEIVER_H
+
+-#ifdef GNURADIO_37
++#if GNURADIO_VERSION < 0x030800
+ #include <gnuradio/analog/sig_source_c.h>
+ #include <gnuradio/blocks/multiply_const_ff.h>
+ #include <gnuradio/blocks/multiply_cc.h>
+diff --git a/src/dsp/correct_iq_cc.h b/src/dsp/correct_iq_cc.h
+index 410af766..fcb19829 100644
+--- a/src/dsp/correct_iq_cc.h
++++ b/src/dsp/correct_iq_cc.h
+@@ -29,7 +29,7 @@
+ #include <gnuradio/hier_block2.h>
+ #include <gnuradio/filter/single_pole_iir_filter_cc.h>
+
+-#ifdef GNURADIO_37
++#if GNURADIO_VERSION < 0x030800
+ #include <gnuradio/blocks/sub_cc.h>
+ #else
+ #include <gnuradio/blocks/sub.h>
+diff --git a/src/dsp/filter/fir_decim.cpp b/src/dsp/filter/fir_decim.cpp
+index 7c7fc32f..82d852d5 100644
+--- a/src/dsp/filter/fir_decim.cpp
++++ b/src/dsp/filter/fir_decim.cpp
+@@ -24,7 +24,7 @@
+ #include <cstdio>
+ #include <vector>
+
+-#ifdef GNURADIO_37
++#if GNURADIO_VERSION < 0x030800
+ #include <gnuradio/filter/fir_filter_ccf.h>
+ #endif
+
+diff --git a/src/dsp/filter/fir_decim.h b/src/dsp/filter/fir_decim.h
+index ed40b021..c8edb10b 100644
+--- a/src/dsp/filter/fir_decim.h
++++ b/src/dsp/filter/fir_decim.h
+@@ -22,7 +22,7 @@
+ */
+ #pragma once
+
+-#ifdef GNURADIO_37
++#if GNURADIO_VERSION < 0x030800
+ #include <gnuradio/filter/fir_filter_ccf.h>
+ #else
+ #include <gnuradio/filter/fir_filter_blk.h>
+diff --git a/src/dsp/lpf.h b/src/dsp/lpf.h
+index 953716a3..416e831c 100644
+--- a/src/dsp/lpf.h
++++ b/src/dsp/lpf.h
+@@ -26,7 +26,7 @@
+ #include <gnuradio/hier_block2.h>
+ #include <gnuradio/filter/firdes.h>
+
+-#ifdef GNURADIO_37
++#if GNURADIO_VERSION < 0x030800
+ #include <gnuradio/filter/fir_filter_fff.h>
+ #else
+ #include <gnuradio/filter/fir_filter_blk.h>
+diff --git a/src/dsp/rx_filter.h b/src/dsp/rx_filter.h
+index 82c32a1e..0b09a386 100644
+--- a/src/dsp/rx_filter.h
++++ b/src/dsp/rx_filter.h
+@@ -25,7 +25,7 @@
+
+ #include <gnuradio/hier_block2.h>
+
+-#ifdef GNURADIO_37
++#if GNURADIO_VERSION < 0x030800
+ #include <gnuradio/filter/fir_filter_ccc.h>
+ #include <gnuradio/filter/freq_xlating_fir_filter_ccc.h>
+ #else
+diff --git a/src/dsp/rx_rds.h b/src/dsp/rx_rds.h
+index f975ec11..cce90fb7 100644
+--- a/src/dsp/rx_rds.h
++++ b/src/dsp/rx_rds.h
+@@ -25,7 +25,7 @@
+
+ #include <gnuradio/hier_block2.h>
+
+-#ifdef GNURADIO_37
++#if GNURADIO_VERSION < 0x030800
+ #include <gnuradio/filter/fir_filter_ccc.h>
+ #include <gnuradio/filter/fir_filter_ccf.h>
+ #include <gnuradio/filter/fir_filter_fff.h>
+diff --git a/src/dsp/stereo_demod.h b/src/dsp/stereo_demod.h
+index 35069615..3ebdca49 100644
+--- a/src/dsp/stereo_demod.h
++++ b/src/dsp/stereo_demod.h
+@@ -27,7 +27,7 @@
+ #include <gnuradio/hier_block2.h>
+ #include <gnuradio/filter/firdes.h>
+
+-#ifdef GNURADIO_37
++#if GNURADIO_VERSION < 0x030800
+ #include <gnuradio/filter/fir_filter_fcc.h>
+ #include <gnuradio/filter/fir_filter_fff.h>
+ #include <gnuradio/blocks/multiply_cc.h>
--- /dev/null
+From 89a6ce21aaa2c05e906100d7e5efc70ca41e880b Mon Sep 17 00:00:00 2001
+From: Alexander Fasching <fasching.a91@gmail.com>
+Date: Mon, 28 Oct 2019 09:40:25 +0100
+Subject: [PATCH] Link against gr-audio library
+
+Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
+---
+ src/CMakeLists.txt | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
+index 88c54046..7d73f742 100644
+--- a/src/CMakeLists.txt
++++ b/src/CMakeLists.txt
+@@ -76,6 +76,7 @@ if(NOT Gnuradio_VERSION VERSION_LESS "3.
+ gnuradio::gnuradio-blocks
+ gnuradio::gnuradio-digital
+ gnuradio::gnuradio-filter
++ gnuradio::gnuradio-audio
+ )
+ endif()
+
--- /dev/null
+From c9e37484f3aaf367136aea33c1729e3b7a739182 Mon Sep 17 00:00:00 2001
+From: Alexander Fasching <fasching.a91@gmail.com>
+Date: Mon, 28 Oct 2019 11:25:37 +0100
+Subject: [PATCH] Support 3.7 and 3.8 builds with qmake
+
+Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
+---
+ gqrx.pro | 25 ++++++++++++++++++++++++-
+ 1 file changed, 24 insertions(+), 1 deletion(-)
+
+diff --git a/gqrx.pro b/gqrx.pro
+index 87b5bba9..ea187798 100644
+--- a/gqrx.pro
++++ b/gqrx.pro
+@@ -62,7 +62,7 @@ isEmpty(PREFIX) {
+ }
+
+ target.path = $$PREFIX/bin
+-INSTALLS += target
++INSTALLS += target
+
+ #CONFIG += debug
+
+@@ -263,6 +263,29 @@ PKGCONFIG += gnuradio-analog \
+ gnuradio-runtime \
+ gnuradio-osmosdr
+
++# Detect GNU Radio version and link against log4cpp for 3.8
++GNURADIO_VERSION = $$system(pkg-config --modversion gnuradio-runtime)
++
++GNURADIO_VERSION_MAJOR = $$system(cut -d '.' -f1 <<< $$GNURADIO_VERSION)
++GNURADIO_VERSION_MINOR = $$system(cut -d '.' -f2 <<< $$GNURADIO_VERSION)
++GNURADIO_VERSION_PATCH = $$system(cut -d '.' -f3 <<< $$GNURADIO_VERSION)
++
++GNURADIO_HEX_VERSION = $$system( \
++ "echo $(( \
++ ($$GNURADIO_VERSION_MAJOR / 10) << 20 | \
++ ($$GNURADIO_VERSION_MAJOR % 10) << 16 | \
++ ($$GNURADIO_VERSION_MINOR / 10) << 12 | \
++ ($$GNURADIO_VERSION_MINOR % 10) << 8 | \
++ ($$GNURADIO_VERSION_PATCH / 10) << 4 | \
++ ($$GNURADIO_VERSION_PATCH % 10) << 0 \
++ ))" \
++)
++DEFINES += GNURADIO_VERSION=$$GNURADIO_HEX_VERSION
++
++greaterThan(GNURADIO_VERSION_MINOR, 7) {
++ PKGCONFIG += log4cpp
++}
++
+ INCPATH += src/
+
+ unix:!macx {
+
--- /dev/null
+From 3203dd9d0e852b1c5c79f410f9de65fb89eef76b Mon Sep 17 00:00:00 2001
+From: Alexander Fasching <fasching.a91@gmail.com>
+Date: Mon, 28 Oct 2019 12:19:22 +0100
+Subject: [PATCH] Support shells without here-string operator
+
+Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
+---
+ gqrx.pro | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/gqrx.pro b/gqrx.pro
+index ea187798..f40b98a2 100644
+--- a/gqrx.pro
++++ b/gqrx.pro
+@@ -266,9 +266,9 @@ PKGCONFIG += gnuradio-analog \
+ # Detect GNU Radio version and link against log4cpp for 3.8
+ GNURADIO_VERSION = $$system(pkg-config --modversion gnuradio-runtime)
+
+-GNURADIO_VERSION_MAJOR = $$system(cut -d '.' -f1 <<< $$GNURADIO_VERSION)
+-GNURADIO_VERSION_MINOR = $$system(cut -d '.' -f2 <<< $$GNURADIO_VERSION)
+-GNURADIO_VERSION_PATCH = $$system(cut -d '.' -f3 <<< $$GNURADIO_VERSION)
++GNURADIO_VERSION_MAJOR = $$system(echo $$GNURADIO_VERSION | cut -d '.' -f1 -)
++GNURADIO_VERSION_MINOR = $$system(echo $$GNURADIO_VERSION | cut -d '.' -f2 -)
++GNURADIO_VERSION_PATCH = $$system(echo $$GNURADIO_VERSION | cut -d '.' -f3 -)
+
+ GNURADIO_HEX_VERSION = $$system( \
+ "echo $(( \