wireguard-go/Makefile
2019-05-17 10:27:51 +02:00

43 lines
1.5 KiB
Makefile

PREFIX ?= /usr
DESTDIR ?=
BINDIR ?= $(PREFIX)/bin
export GOPATH ?= $(CURDIR)/.gopath
export GO111MODULE := on
all: generate-version-and-build
ifeq ($(shell go env GOOS)|$(wildcard .git),linux|)
$(error Do not build this for Linux. Instead use the Linux kernel module. See wireguard.com/install/ for more info.)
else ifeq ($(shell go env GOOS),linux)
ireallywantobuildon_linux.go:
@printf "WARNING: This software is meant for use on non-Linux\nsystems. For Linux, please use the kernel module\ninstead. See wireguard.com/install/ for more info.\n\n" >&2
@printf 'package main\nconst UseTheKernelModuleInstead = 0xdeadbabe\n' > "$@"
clean-ireallywantobuildon_linux.go:
@rm -f ireallywantobuildon_linux.go
.PHONY: clean-ireallywantobuildon_linux.go
clean: clean-ireallywantobuildon_linux.go
wireguard-go: ireallywantobuildon_linux.go
endif
MAKEFLAGS += --no-print-directory
generate-version-and-build:
@export GIT_CEILING_DIRECTORIES="$(realpath $(CURDIR)/..)" && \
tag="$$(git describe --dirty 2>/dev/null)" && \
ver="$$(printf 'package device\nconst WireGuardGoVersion = "%s"\n' "$$tag")" && \
[ "$$(cat device/version.go 2>/dev/null)" != "$$ver" ] && \
echo "$$ver" > device/version.go && \
git update-index --assume-unchanged device/version.go || true
@$(MAKE) wireguard-go
wireguard-go: $(wildcard *.go) $(wildcard */*.go)
go build -v -o "$@"
install: wireguard-go
@install -v -d "$(DESTDIR)$(BINDIR)" && install -v -m 0755 "$<" "$(DESTDIR)$(BINDIR)/wireguard-go"
clean:
rm -f wireguard-go
.PHONY: all clean install generate-version-and-build