support arm/pi executables

Makefile

@@ -1,10 +1,12 @@
-.PHONY: clean all osx linux windows current run
+.PHONY: clean all desktop osx linux pi windows current run
 
 include config.mk
 
 ALLNIMOPTS=-d:release --opt:size ${NIMOPTS}
 
-all:osx linux windows
+desktop:osx linux windows
+
+all:desktop pi
 
 clean:
 	rm -rf target nimcache
@@ -15,7 +17,10 @@ linux:target/${NAME}.linux
 
 windows:target/${NAME}.64.exe
 
+pi:target/${NAME}.arm.linux target/${NAME}.arm64.linux
+
 current:${NIMFILES}
+	mkdir -p target
 	nim ${COMPILER} ${ALLNIMOPTS} ${NAME}
 
 target/${NAME}.osx:${NIMFILES}
@@ -29,13 +34,22 @@ target/${NAME}.linux:${NIMFILES}
 	docker run --rm -v `pwd`:/usr/src/app -w /usr/src/app teras/nimcross bash -c "nim ${COMPILER} ${ALLNIMOPTS} ${NAME} && strip ${NAME}"
 	mv ${NAME} target/${NAME}.linux
 
+target/${NAME}.arm.linux:${NIMFILES}
+	mkdir -p target
+	docker run --rm -v `pwd`:/usr/src/app -w /usr/src/app teras/nimcross bash -c "nim ${COMPILER} ${ALLNIMOPTS} --cpu:arm --os:linux ${NAME} && arm-linux-gnueabi-strip ${NAME}"
+	mv ${NAME} target/${NAME}.arm.linux
+
+target/${NAME}.arm64.linux:${NIMFILES}
+	mkdir -p target
+	docker run --rm -v `pwd`:/usr/src/app -w /usr/src/app teras/nimcross bash -c "nim ${COMPILER} ${ALLNIMOPTS} --cpu:arm64 --os:linux ${NAME} && aarch64-linux-gnu-strip ${NAME}"
+	mv ${NAME} target/${NAME}.arm64.linux
+
 target/${NAME}.64.exe:${NIMFILES}
 	mkdir -p target
 	docker run --rm -v `pwd`:/usr/src/app -w /usr/src/app teras/nimcross bash -c "nim ${COMPILER} ${ALLNIMOPTS} -d:mingw --cpu:i386  --app:${WINAPP} ${NAME} && i686-w64-mingw32-strip   ${NAME}.exe"
 	mv ${NAME}.exe target/${NAME}.32.exe
 	docker run --rm -v `pwd`:/usr/src/app -w /usr/src/app teras/nimcross bash -c "nim ${COMPILER} ${ALLNIMOPTS} -d:mingw --cpu:amd64 --app:${WINAPP} ${NAME} && x86_64-w64-mingw32-strip ${NAME}.exe"
 	mv ${NAME}.exe target/${NAME}.64.exe
 
-
 run:osx
 	./target/${NAME}.osx ${RUNARGS}