Initial commit

Signed-off-by: Nagy Károly Gábriel <k@jpi.io>

Makefile

@@ -0,0 +1,57 @@
+# Makefile for projects using go mod.
+
+
+#V := 1 # When V is set, print commands and build progress.
+
+ARCHES:=amd64 arm64
+OSES:=linux
+BINARY:=ranpass
+
+all: release
+
+build:
+	$Q for arch in $(ARCHES) ; do \
+		for os in $(OSES); do \
+			CGO_ENABLED=0 GOOS=$$os GOARCH=$$arch go build $(VERSION_FLAGS) -a -installsuffix cgo -o ./bin/$(BINARY)-$$os-$$arch $(IMPORT_PATH); \
+		done ; \
+	done
+
+release: clean build
+	$Q mkdir -p ./release
+	$Q for arch in $(ARCHES) ;  do \
+		for os in $(OSES) ; do \
+		rm -rf ./tmp/$(BINARY) ; \
+		mkdir -p ./tmp/$(BINARY) ; \
+		cp -a ./bin/$(BINARY)-$$os-$$arch ./tmp/$(BINARY)/$(BINARY) ; \
+		tar -cz -C ./tmp -f ./release/$(BINARY)-$$os-$$arch-$(VERSION).tar.gz ./$(BINARY) ; \
+		rm -rf ./tmp ; \
+		done ; \
+	done
+
+##### =====> Utility targets <===== #####
+
+.PHONY: clean gen setup
+
+clean:
+	$Q rm -rf bin
+	$Q rm -rf /release/*-$(VERSION)*
+
+gen:
+	@echo "Running go generate"
+	$Q go generate
+	@echo "Done!"
+
+setup:
+	@echo "Running go mod init"
+	$Q go mod init
+	@echo "Done!"
+
+.PHONY: all build release
+
+##### =====> Internals <===== #####
+
+Q                := $(if $V,,@)
+IMPORT_PATH      := $(shell awk -F" " '$$1=="module"{print $$2;exit;}' go.mod)
+VERSION          := $(shell git describe --tags --always --dirty="-dev")
+DATE             := $(shell date -u '+%Y-%m-%d-%H%M UTC')
+VERSION_FLAGS    := -ldflags='-s -w -X "main.Version=$(VERSION)" -X "main.BuildTime=$(DATE)"'