libwg-go: avoid phony target and update go

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
This commit is contained in:
Jason A. Donenfeld 2018-05-02 03:55:18 +02:00
parent a77ff1627d
commit a46b2eb9e5
2 changed files with 16 additions and 9 deletions

View File

@ -4,3 +4,4 @@ libwg-go.h
jni.o
gopath/
goroot/
.gobuildversion

View File

@ -22,28 +22,34 @@ default: $(DESTDIR)/libwg-go.so
GOBUILDARCH := $(NDK_GO_ARCH_MAP_$(shell uname -m))
GOBUILDOS := $(shell uname -s | tr '[:upper:]' '[:lower:]')
GOBUILDVERSION := 1.10.1
GOBUILDVERSION := 1.10.2
GOBUILDTARBALL := https://dl.google.com/go/go$(GOBUILDVERSION).$(GOBUILDOS)-$(GOBUILDARCH).tar.gz
GOBUILDVERSION_NEEDED := go version go$(GOBUILDVERSION) $(GOBUILDOS)/$(GOBUILDARCH)
ifeq (go version go$(GOBUILDVERSION) $(GOBUILDOS)/$(GOBUILDARCH),$(shell go version 2>/dev/null))
ensure_go_exists:
@echo "Using system go"
GOBUILDVERSION_CURRENT := $(shell go version 2>/dev/null)
ifeq ($(GOBUILDVERSION_NEEDED),$(GOBUILDVERSION_CURRENT))
$(info Using system go)
else
export GOROOT := $(CURDIR)/goroot
export PATH := $(GOROOT)/bin:$(PATH)
GOBUILDVERSION_CURRENT := $(shell $(GOROOT)/bin/go version 2>/dev/null)
ifneq ($(GOBUILDVERSION_NEEDED),$(GOBUILDVERSION_CURRENT))
$(shell rm -f $(GOROOT)/bin/go)
endif
$(GOROOT)/bin/go:
rm -rf "$(GOROOT)"
mkdir -p "$(GOROOT)"
curl "$(GOBUILDTARBALL)" | tar -C "$(GOROOT)" --strip-components=1 -xzf - || rm -rf "$(GOROOT)"
ensure_go_exists: $(GOROOT)/bin/go
curl "$(GOBUILDTARBALL)" | tar -C "$(GOROOT)" --strip-components=1 -xzf - || { rm -rf "$(GOROOT)"; exit 1; }
$(DESTDIR)/libwg-go.so: $(GOROOT)/bin/go
endif
$(DESTDIR)/libwg-go.so: $(FILES) api-android.go jni.c ensure_go_exists
$(shell test "$$(cat .gobuildversion 2>/dev/null)" = "$(GOBUILDVERSION_CURRENT)" || rm -f "$(DESTDIR)/libwg-go.so")
$(DESTDIR)/libwg-go.so: $(FILES) api-android.go jni.c
find . -name '*.go' -type l -delete
find . -type d -empty -delete
mkdir -p $(subst ../wireguard-go/,./,$(dir $(FILES)))
$(foreach FILE,$(FILES),ln -sfrt $(subst ../wireguard-go/,./,$(dir $(FILE))) $(FILE);)
go get -v -d
go build -v -o $(DESTDIR)/libwg-go.so -buildmode c-shared
.PHONY: ensure_go_exists
go version > .gobuildversion