From f4b8c51962cddd4eed30d60dd18ce86b0aea83a0 Mon Sep 17 00:00:00 2001
From: "Jason A. Donenfeld" <Jason@zx2c4.com>
Date: Mon, 25 Feb 2019 18:49:36 +0100
Subject: Makefile: initial series of horrendous makefile hacks

Hopefully we'll use go modules properly and this won't be required.
---
 Makefile | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 Makefile

(limited to 'Makefile')

diff --git a/Makefile b/Makefile
new file mode 100644
index 00000000..48885e5a
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,43 @@
+CFLAGS ?= -O3
+CFLAGS += -Wall -std=gnu11
+export CGO_ENABLED := 1
+export CGO_CFLAGS := $(CFLAGS)
+export CC := x86_64-w64-mingw32-gcc
+export GOOS := windows
+export GOARCH := amd64
+export PATH := $(PATH):$(GOPATH)/bin
+
+all: wireguard.exe
+
+BUILDDIR := .tmp
+rwildcard=$(foreach d,$(wildcard $1*),$(call rwildcard,$d/,$2) $(filter $(subst *,%,$2),$d))
+DOWNSTREAM_FILES := $(filter-out %/.tmp wireguard-go/%,$(call rwildcard,,*.go *.c *.h)) go.mod
+UPSTREAM_FILES := $(filter-out $(addprefix %/,$(DOWNSTREAM_FILES)) %/.tmp %/main_windows.go,$(call rwildcard,wireguard-go/,*.go))
+
+define copy-src-to-build
+$(BUILDDIR)/$(3)/$(patsubst $(1)%,%,$(2)): $(2)
+	@mkdir -vp "$$(dir $$@)"
+	@cp -vp "$$<" "$$@"
+	@$$(if $(3),sed -i 's:golang.zx2c4.com/wireguard:golang.zx2c4.com/wireguard/windows/$(3):;s:package main:package $(3):' "$$@",)
+$(BUILDDIR)/.prepared: $(BUILDDIR)/$(3)/$(patsubst $(1)%,%,$(2))
+endef
+
+$(foreach FILE,$(UPSTREAM_FILES),$(eval $(call copy-src-to-build,wireguard-go/,$(FILE),service)))
+$(foreach FILE,$(DOWNSTREAM_FILES),$(eval $(call copy-src-to-build,,$(FILE))))
+
+$(BUILDDIR)/.prepared:
+	touch "$@"
+
+$(BUILDDIR)/resources.syso: ui/icon/icon.ico ui/manifest.xml
+	rsrc -manifest ui/manifest.xml -ico ui/icon/icon.ico -arch amd64 -o $@
+
+wireguard.exe: $(BUILDDIR)/.prepared $(BUILDDIR)/resources.syso
+	cd "$(BUILDDIR)" && go build -ldflags="-H windowsgui" -o ../$@ -v
+
+run: wireguard.exe
+	wine wireguard.exe
+
+clean:
+	rm -rf "$(BUILDDIR)" wireguard.exe
+
+.PHONY: run clean all
-- 
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