Merge pull request #6 from radu-matei/cross

Add cross compilation target

Author: Radu M

.github/workflows/ci.yml

@@ -18,4 +18,4 @@ jobs:
         run: |
           export GOPATH=$HOME/go && export GOBIN=$(go env GOPATH)/bin && export PATH=$PATH:$GOPATH&& export PATH=$PATH:$GOBIN && mkdir -p $GOBIN
 
-          make bootstrap build test
+          make bootstrap build test lint build-cross

Makefile

@@ -3,6 +3,10 @@ ORG             := engineerd
 BINDIR          := $(CURDIR)/bin
 GOFLAGS         :=
 LDFLAGS         := -w -s
+TARGETS         := darwin/amd64 linux/amd64 windows/amd64
+TAGS            :=
+
+GOX           = $(GOPATH)/bin/gox
 
 ifeq ($(OS),Windows_NT)
 	TARGET = $(PROJECT).exe
@@ -22,6 +26,14 @@ build:
 test:
 	go test $(TESTFLAGS) ./...
 
+$(GOX):
+	(cd /; GO111MODULE=on go get -u github.com/mitchellh/gox)
+
+.PHONY: build-cross
+build-cross: LDFLAGS += -extldflags "-static"
+build-cross: $(GOX)
+	GO111MODULE=on CGO_ENABLED=0 $(GOX) -parallel=3 -output="bin/{{.OS}}-{{.Arch}}/$(PROJECT)" -osarch='$(TARGETS)' $(GOFLAGS) -tags '$(TAGS)' -ldflags '$(LDFLAGS)' github.com/$(ORG)/$(PROJECT)/cmd/...
+
 .PHONY: lint
 lint:
 	golangci-lint run --config ./golangci.yml