Make release (#92)

* set version var, initial 0.1.0+dev

* create release generate (cross compiler)
used xgo

* added pREST meta files on git ignored

* ignore all *.toml on git

.gitignore

@@ -25,4 +25,10 @@ _testmain.go
 
 data/
 .idea
-*.iml
+*.iml
+
+# pREST
+prest
+prest-*
+/dist
+*.toml

Makefile

@@ -0,0 +1,51 @@
+DIST := dist
+IMPORT := github.com/nuveo/prest
+LDFLAGS := -X "main.Version=$(shell git describe --tags --always | sed 's/-/+/' | sed 's/^v//')"
+OUT := 'prest'
+TARGETS ?= linux/*,darwin/*,windows/*
+
+EXECUTABLE := $(OUT)
+ifeq ($(OS), Windows_NT)
+	EXECUTABLE := $(OUT).exe
+endif
+
+PACKAGES ?= $(shell go list ./... | grep -v /vendor/)
+SOURCES ?= $(shell find . -name "*.go" -type f)
+
+.PHONY: errcheck
+errcheck:
+	@which errcheck > /dev/null; if [ $$? -ne 0 ]; then \
+		go get -u github.com/kisielk/errcheck; \
+	fi
+	errcheck $(PACKAGES)
+
+.PHONY: install
+install: $(wildcard *.go)
+	go install -v -ldflags '-s -w $(LDFLAGS)'
+
+.PHONY: build
+build: $(EXECUTABLE)
+
+$(EXECUTABLE): $(SOURCES)
+	go build -v -ldflags '-s -w $(LDFLAGS)' -o $@
+
+.PHONY: release
+release: release-dirs release-build release-check
+
+.PHONY: release-dirs
+release-dirs:
+	mkdir -p $(DIST)/binaries
+
+.PHONY: release-build
+release-build:
+	@which xgo > /dev/null; if [ $$? -ne 0 ]; then \
+		go get -u github.com/karalabe/xgo; \
+	fi
+	xgo -dest $(DIST)/binaries -ldflags '-s -w $(LDFLAGS)' -targets '$(TARGETS)' -out $(EXECUTABLE) $(IMPORT)
+ifeq ($(CI),drone)
+	mv /build/* $(DIST)/binaries
+endif
+
+.PHONY: release-check
+release-check:
+	cd $(DIST)/binaries; $(foreach file,$(wildcard $(DIST)/binaries/$(EXECUTABLE)-*),sha256sum $(notdir $(file)) > $(notdir $(file)).sha256;)

main.go

@@ -4,6 +4,8 @@ import (
 	"github.com/nuveo/prest/cmd"
 )
 
+var Version = "0.1.0+dev"
+
 func main() {
 	cmd.Execute()
 }