diff --git a/Makefile b/Makefile
index 9f328434c..a0bf86c0e 100644
--- a/Makefile
+++ b/Makefile
@@ -28,112 +28,129 @@
 
 ANDROID_STANDALONE_TOOLCHAIN_PATH ?= /usr/local/toolchain
 
+subbuilddir:=$(shell echo  `uname | sed -e 's|[:/\\ \(\)]|_|g'`/`git branch | grep '\* ' | cut -f2- -d' '| sed -e 's|[:/\\ \(\)]|_|g'`)
+ifeq ($(USE_SINGLE_BUILDDIR),)
+  builddir := build/"$(subbuilddir)"
+  topdir   := ../../../..
+  deldirs  := $(builddir)
+else
+  builddir := build
+  topdir   := ../..
+  deldirs  := $(builddir)/debug $(builddir)/release $(builddir)/fuzz
+endif
+
 all: release-all
 
 cmake-debug:
-	mkdir -p build/debug
-	cd build/debug && cmake -D CMAKE_BUILD_TYPE=Debug ../..
+	mkdir -p $(builddir)/debug
+	cd $(builddir)/debug && cmake -D CMAKE_BUILD_TYPE=Debug $(topdir)
 
 debug: cmake-debug
-	cd build/debug && $(MAKE)
+	cd $(builddir)/debug && $(MAKE)
 
 # Temporarily disable some tests:
 #  * libwallet_api_tests fail (Issue #895)
 debug-test:
-	mkdir -p build/debug
-	cd build/debug && cmake -D BUILD_TESTS=ON -D CMAKE_BUILD_TYPE=Debug ../.. &&  $(MAKE) && $(MAKE) ARGS="-E libwallet_api_tests" test
+	mkdir -p $(builddir)/debug
+	cd $(builddir)/debug && cmake -D BUILD_TESTS=ON -D CMAKE_BUILD_TYPE=Debug $(topdir) &&  $(MAKE) && $(MAKE) ARGS="-E libwallet_api_tests" test
 
 debug-all:
-	mkdir -p build/debug
-	cd build/debug && cmake -D BUILD_TESTS=ON -D BUILD_SHARED_LIBS=OFF -D CMAKE_BUILD_TYPE=Debug ../.. && $(MAKE)
+	mkdir -p $(builddir)/debug
+	cd $(builddir)/debug && cmake -D BUILD_TESTS=ON -D BUILD_SHARED_LIBS=OFF -D CMAKE_BUILD_TYPE=Debug $(topdir) && $(MAKE)
 
 debug-static-all:
-	mkdir -p build/debug
-	cd build/debug && cmake -D BUILD_TESTS=ON -D STATIC=ON -D CMAKE_BUILD_TYPE=Debug ../.. && $(MAKE)
+	mkdir -p $(builddir)/debug
+	cd $(builddir)/debug && cmake -D BUILD_TESTS=ON -D STATIC=ON -D CMAKE_BUILD_TYPE=Debug $(topdir) && $(MAKE)
 
 debug-static-win64:
-	mkdir -p build/debug
-	cd build/debug && cmake -G "MSYS Makefiles" -D STATIC=ON -D ARCH="x86-64" -D BUILD_64=ON -D CMAKE_BUILD_TYPE=Debug -D BUILD_TAG="win-x64" -D CMAKE_TOOLCHAIN_FILE=../../cmake/64-bit-toolchain.cmake -D MSYS2_FOLDER=c:/msys64 ../.. && $(MAKE)
+	mkdir -p $(builddir)/debug
+	cd $(builddir)/debug && cmake -G "MSYS Makefiles" -D STATIC=ON -D ARCH="x86-64" -D BUILD_64=ON -D CMAKE_BUILD_TYPE=Debug -D BUILD_TAG="win-x64" -D CMAKE_TOOLCHAIN_FILE=$(topdir)/cmake/64-bit-toolchain.cmake -D MSYS2_FOLDER=c:/msys64 $(topdir) && $(MAKE)
  
 debug-static-win32:
-	mkdir -p build/debug
-	cd build/debug && cmake -G "MSYS Makefiles" -D STATIC=ON -D ARCH="i686" -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=Debug -D BUILD_TAG="win-x32" -D CMAKE_TOOLCHAIN_FILE=../../cmake/32-bit-toolchain.cmake -D MSYS2_FOLDER=c:/msys32 ../.. && $(MAKE)
+	mkdir -p $(builddir)/debug
+	cd $(builddir)/debug && cmake -G "MSYS Makefiles" -D STATIC=ON -D ARCH="i686" -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=Debug -D BUILD_TAG="win-x32" -D CMAKE_TOOLCHAIN_FILE=$(topdir)/cmake/32-bit-toolchain.cmake -D MSYS2_FOLDER=c:/msys32 $(topdir) && $(MAKE)
  
 cmake-release:
-	mkdir -p build/release
-	cd build/release && cmake -D CMAKE_BUILD_TYPE=Release ../..
+	mkdir -p $(builddir)/release
+	cd $(builddir)/release && cmake -D CMAKE_BUILD_TYPE=Release $(topdir)
 
 release: cmake-release
-	cd build/release && $(MAKE)
+	cd $(builddir)/release && $(MAKE)
 
 release-test:
-	mkdir -p build/release
-	cd build/release && cmake -D BUILD_TESTS=ON -D CMAKE_BUILD_TYPE=release ../.. && $(MAKE) && $(MAKE) test
+	mkdir -p $(builddir)/release
+	cd $(builddir)/release && cmake -D BUILD_TESTS=ON -D CMAKE_BUILD_TYPE=release $(topdir) && $(MAKE) && $(MAKE) test
 
 release-all:
-	mkdir -p build/release
-	cd build/release && cmake -D BUILD_TESTS=ON -D CMAKE_BUILD_TYPE=release ../.. && $(MAKE)
+	mkdir -p $(builddir)/release
+	cd $(builddir)/release && cmake -D BUILD_TESTS=ON -D CMAKE_BUILD_TYPE=release $(topdir) && $(MAKE)
 
 release-static:
-	mkdir -p build/release
-	cd build/release && cmake -D STATIC=ON -D ARCH="x86-64" -D BUILD_64=ON -D CMAKE_BUILD_TYPE=release ../.. && $(MAKE)
+	mkdir -p $(builddir)/release
+	cd $(builddir)/release && cmake -D STATIC=ON -D ARCH="x86-64" -D BUILD_64=ON -D CMAKE_BUILD_TYPE=release $(topdir) && $(MAKE)
 
 coverage:
-	mkdir -p build/debug
-	cd build/debug && cmake -D BUILD_TESTS=ON -D CMAKE_BUILD_TYPE=Debug -D COVERAGE=ON ../.. && $(MAKE) && $(MAKE) test
+	mkdir -p $(builddir)/debug
+	cd $(builddir)/debug && cmake -D BUILD_TESTS=ON -D CMAKE_BUILD_TYPE=Debug -D COVERAGE=ON $(topdir) && $(MAKE) && $(MAKE) test
 
 # Targets for specific prebuilt builds which will be advertised for updates by their build tag
 
 release-static-linux-armv6:
-	mkdir -p build/release
-	cd build/release && cmake -D BUILD_TESTS=OFF -D ARCH="armv6zk" -D STATIC=ON -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="linux-armv6" ../.. && $(MAKE)
+	mkdir -p $(builddir)/release
+	cd $(builddir)/release && cmake -D BUILD_TESTS=OFF -D ARCH="armv6zk" -D STATIC=ON -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="linux-armv6" $(topdir) && $(MAKE)
 
 release-static-linux-armv7:
-	mkdir -p build/release
-	cd build/release && cmake -D BUILD_TESTS=OFF -D ARCH="armv7-a" -D STATIC=ON -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="linux-armv7" ../.. && $(MAKE)
+	mkdir -p $(builddir)/release
+	cd $(builddir)/release && cmake -D BUILD_TESTS=OFF -D ARCH="armv7-a" -D STATIC=ON -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="linux-armv7" $(topdir) && $(MAKE)
 
 release-static-android:
-	mkdir -p build/release/translations
-	cd build/release/translations && cmake ../../../translations && $(MAKE)
-	cd build/release && CC=arm-linux-androideabi-clang CXX=arm-linux-androideabi-clang++ cmake -D BUILD_TESTS=OFF -D ARCH="armv7-a" -D STATIC=ON -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=release -D ANDROID=true -D INSTALL_VENDORED_LIBUNBOUND=ON -D BUILD_TAG="android" -D CMAKE_SYSTEM_NAME="Android" -D CMAKE_ANDROID_STANDALONE_TOOLCHAIN="${ANDROID_STANDALONE_TOOLCHAIN_PATH}" -D CMAKE_ANDROID_ARM_MODE=ON -D CMAKE_ANDROID_ARCH_ABI="armeabi-v7a" ../.. && $(MAKE)
+	mkdir -p $(builddir)/release/translations
+	cd $(builddir)/release/translations && cmake ../../../translations && $(MAKE)
+	cd $(builddir)/release && CC=arm-linux-androideabi-clang CXX=arm-linux-androideabi-clang++ cmake -D BUILD_TESTS=OFF -D ARCH="armv7-a" -D STATIC=ON -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=release -D ANDROID=true -D INSTALL_VENDORED_LIBUNBOUND=ON -D BUILD_TAG="android" -D CMAKE_SYSTEM_NAME="Android" -D CMAKE_ANDROID_STANDALONE_TOOLCHAIN="${ANDROID_STANDALONE_TOOLCHAIN_PATH}" -D CMAKE_ANDROID_ARM_MODE=ON -D CMAKE_ANDROID_ARCH_ABI="armeabi-v7a" ../.. && $(MAKE)
 
 release-static-linux-armv8:
-	mkdir -p build/release
-	cd build/release && cmake -D BUILD_TESTS=OFF -D ARCH="armv8-a" -D STATIC=ON -D BUILD_64=ON -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="linux-armv8" ../.. && $(MAKE)
+	mkdir -p $(builddir)/release
+	cd $(builddir)/release && cmake -D BUILD_TESTS=OFF -D ARCH="armv8-a" -D STATIC=ON -D BUILD_64=ON -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="linux-armv8" $(topdir) && $(MAKE)
 
 release-static-linux-x86_64:
-	mkdir -p build/release
-	cd build/release && cmake -D STATIC=ON -D ARCH="x86-64" -D BUILD_64=ON -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="linux-x64" ../.. && $(MAKE)
+	mkdir -p $(builddir)/release
+	cd $(builddir)/release && cmake -D STATIC=ON -D ARCH="x86-64" -D BUILD_64=ON -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="linux-x64" $(topdir) && $(MAKE)
 
 release-static-freebsd-x86_64:
-	mkdir -p build/release
-	cd build/release && cmake -D STATIC=ON -D ARCH="x86-64" -D BUILD_64=ON -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="freebsd-x64" ../.. && $(MAKE)
+	mkdir -p $(builddir)/release
+	cd $(builddir)/release && cmake -D STATIC=ON -D ARCH="x86-64" -D BUILD_64=ON -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="freebsd-x64" $(topdir) && $(MAKE)
 
 release-static-mac-x86_64:
-	mkdir -p build/release
-	cd build/release && cmake -D STATIC=ON -D ARCH="x86-64" -D BUILD_64=ON -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="mac-x64" ../.. && $(MAKE)
+	mkdir -p $(builddir)/release
+	cd $(builddir)/release && cmake -D STATIC=ON -D ARCH="x86-64" -D BUILD_64=ON -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="mac-x64" $(topdir) && $(MAKE)
 
 release-static-linux-i686:
-	mkdir -p build/release
-	cd build/release && cmake -D STATIC=ON -D ARCH="i686" -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="linux-x86" ../.. && $(MAKE)
+	mkdir -p $(builddir)/release
+	cd $(builddir)/release && cmake -D STATIC=ON -D ARCH="i686" -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=release -D BUILD_TAG="linux-x86" $(topdir) && $(MAKE)
 
 release-static-win64:
-	mkdir -p build/release
-	cd build/release && cmake -G "MSYS Makefiles" -D STATIC=ON -D ARCH="x86-64" -D BUILD_64=ON -D CMAKE_BUILD_TYPE=Release -D BUILD_TAG="win-x64" -D CMAKE_TOOLCHAIN_FILE=../../cmake/64-bit-toolchain.cmake -D MSYS2_FOLDER=c:/msys64 ../.. && $(MAKE)
+	mkdir -p $(builddir)/release
+	cd $(builddir)/release && cmake -G "MSYS Makefiles" -D STATIC=ON -D ARCH="x86-64" -D BUILD_64=ON -D CMAKE_BUILD_TYPE=Release -D BUILD_TAG="win-x64" -D CMAKE_TOOLCHAIN_FILE=$(topdir)/cmake/64-bit-toolchain.cmake -D MSYS2_FOLDER=c:/msys64 $(topdir) && $(MAKE)
 
 release-static-win32:
-	mkdir -p build/release
-	cd build/release && cmake -G "MSYS Makefiles" -D STATIC=ON -D ARCH="i686" -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=Release -D BUILD_TAG="win-x32" -D CMAKE_TOOLCHAIN_FILE=../../cmake/32-bit-toolchain.cmake -D MSYS2_FOLDER=c:/msys32 ../.. && $(MAKE)
+	mkdir -p $(builddir)/release
+	cd $(builddir)/release && cmake -G "MSYS Makefiles" -D STATIC=ON -D ARCH="i686" -D BUILD_64=OFF -D CMAKE_BUILD_TYPE=Release -D BUILD_TAG="win-x32" -D CMAKE_TOOLCHAIN_FILE=$(topdir)/cmake/32-bit-toolchain.cmake -D MSYS2_FOLDER=c:/msys32 $(topdir) && $(MAKE)
 
 fuzz:
-	mkdir -p build/fuzz
-	cd build/fuzz && cmake -D STATIC=ON -D SANITIZE=ON -D BUILD_TESTS=ON -D USE_LTO=OFF -D CMAKE_C_COMPILER=afl-gcc -D CMAKE_CXX_COMPILER=afl-g++ -D ARCH="x86-64" -D CMAKE_BUILD_TYPE=fuzz -D BUILD_TAG="linux-x64" ../.. && $(MAKE)
+	mkdir -p $(builddir)/fuzz
+	cd $(builddir)/fuzz && cmake -D STATIC=ON -D SANITIZE=ON -D BUILD_TESTS=ON -D USE_LTO=OFF -D CMAKE_C_COMPILER=afl-gcc -D CMAKE_CXX_COMPILER=afl-g++ -D ARCH="x86-64" -D CMAKE_BUILD_TYPE=fuzz -D BUILD_TAG="linux-x64" $(topdir) && $(MAKE)
 
 clean:
+	@echo "WARNING: Back-up your wallet if it exists within ./"$(deldirs)"!" ; \
+    read -r -p "This will destroy the build directory, continue (y/N)?: " CONTINUE; \
+	[ $$CONTINUE = "y" ] || [ $$CONTINUE = "Y" ] || (echo "Exiting."; exit 1;)
+	rm -rf $(deldirs)
+
+clean-all:
 	@echo "WARNING: Back-up your wallet if it exists within ./build!" ; \
-        read -r -p "This will destroy the build directory, continue (y/N)?: " CONTINUE; \
+	read -r -p "This will destroy all build directories, continue (y/N)?: " CONTINUE; \
 	[ $$CONTINUE = "y" ] || [ $$CONTINUE = "Y" ] || (echo "Exiting."; exit 1;)
-	rm -rf build
+	rm -rf ./build
 
 tags:
 	ctags -R --sort=1 --c++-kinds=+p --fields=+iaS --extra=+q --language-force=C++ src contrib tests/gtest