build: make arm64 binary by copying arm binary

Signed-off-by: Jason A. Donenfeld <[email protected]>

Author: zx2c4

.gitignore

@@ -6,6 +6,7 @@
 /x86
 /amd64
 /arm
+/arm64
 
 # Misc
 /locales/*/out.gotext.json

Makefile

@@ -15,7 +15,7 @@ RESOURCE_FILES := resources.rc version/version.go manifest.xml $(patsubst %.svg,
 DEPLOYMENT_HOST ?= winvm
 DEPLOYMENT_PATH ?= Desktop
 
-all: amd64/wireguard.exe x86/wireguard.exe arm/wireguard.exe
+all: amd64/wireguard.exe x86/wireguard.exe arm64/wireguard.exe arm/wireguard.exe
 
 define download =
 .distfiles/$(1):
@@ -66,6 +66,10 @@ arm/wireguard.exe: export GOARM := 7
 arm/wireguard.exe: resources_arm.syso $(SOURCE_FILES)
 	go build $(GOFLAGS) -o $@
 
+arm64/wireguard.exe: arm/wireguard.exe
+	mkdir -p $(@D)
+	cp $< $@
+
 remaster: export GOARCH := amd64
 remaster: export GOPROXY := direct
 remaster: .deps/go/prepared
@@ -92,7 +96,7 @@ deploy: amd64/wireguard.exe
 	scp $< $(DEPLOYMENT_HOST):$(DEPLOYMENT_PATH)
 
 clean:
-	rm -rf *.syso ui/icon/*.ico x86/ amd64/ arm/ .deps
+	rm -rf *.syso ui/icon/*.ico x86/ amd64/ arm/ arm64/ .deps
 
 distclean: clean
 	rm -rf .distfiles

build.bat

@@ -52,6 +52,7 @@ if exist .deps\prepared goto :render
 	call :build_plat x86 i686 386 || goto :error
 	call :build_plat amd64 x86_64 amd64 || goto :error
 	call :build_plat arm armv7 arm || goto :error
+	call :build_plat arm64 aarch64 arm64 || goto :error
 
 :sign
 	if exist .\sign.bat call .\sign.bat
@@ -81,7 +82,11 @@ if exist .deps\prepared goto :render
 	echo [+] Assembling resources %1
 	%~2-w64-mingw32-windres -I ".deps\wintun\bin\%~1" -DWIREGUARD_VERSION_ARRAY=%WIREGUARD_VERSION_ARRAY% -DWIREGUARD_VERSION_STR=%WIREGUARD_VERSION% -i resources.rc -o "resources_%~3.syso" -O coff -c 65001 || exit /b %errorlevel%
 	echo [+] Building program %1
-	go build -ldflags="-H windowsgui -s -w" -trimpath -v -o "%~1\wireguard.exe" || exit /b 1
+	if %1==arm64 (
+		copy "arm\wireguard.exe" "%~1\wireguard.exe" || exit /b 1
+	) else (
+		go build -ldflags="-H windowsgui -s -w" -trimpath -v -o "%~1\wireguard.exe" || exit /b 1
+	)
 	if not exist "%~1\wg.exe" (
 		echo [+] Building command line tools %1
 		del .deps\src\*.exe .deps\src\*.o .deps\src\wincompat\*.o 2> NUL