based on Cosmos SDK

contrib/devtools/Makefile

@@ -0,0 +1,114 @@
+###
+# Find OS and Go environment
+# GO contains the Go binary
+# FS contains the OS file separator
+###
+ifeq ($(OS),Windows_NT)
+  GO := $(shell where go.exe 2> NUL)
+  FS := \\
+else
+  GO := $(shell command -v go 2> /dev/null)
+  FS := /
+endif
+
+ifeq ($(GO),)
+  $(error could not find go. Is it in PATH? $(GO))
+endif
+
+GOPATH ?= $(shell $(GO) env GOPATH)
+GITHUBDIR := $(GOPATH)$(FS)src$(FS)github.com
+
+###
+# Functions
+###
+
+go_get = $(if $(findstring Windows_NT,$(OS)),\
+IF NOT EXIST $(GITHUBDIR)$(FS)$(1)$(FS) ( mkdir $(GITHUBDIR)$(FS)$(1) ) else (cd .) &\
+IF NOT EXIST $(GITHUBDIR)$(FS)$(1)$(FS)$(2)$(FS) ( cd $(GITHUBDIR)$(FS)$(1) && git clone https://github.com/$(1)/$(2) ) else (cd .) &\
+,\
+mkdir -p $(GITHUBDIR)$(FS)$(1) &&\
+(test ! -d $(GITHUBDIR)$(FS)$(1)$(FS)$(2) && cd $(GITHUBDIR)$(FS)$(1) && git clone https://github.com/$(1)/$(2)) || true &&\
+)\
+cd $(GITHUBDIR)$(FS)$(1)$(FS)$(2) && git fetch origin && git checkout -q $(3)
+
+go_install = $(call go_get,$(1),$(2),$(3)) && cd $(GITHUBDIR)$(FS)$(1)$(FS)$(2) && $(GO) install
+
+mkfile_path := $(abspath $(lastword $(MAKEFILE_LIST)))
+mkfile_dir := $(shell cd $(shell dirname $(mkfile_path)); pwd)
+
+###############################################################################
+###                                 Tools                                   ###
+###############################################################################
+
+BIN ?= /usr/local/bin
+UNAME_S ?= $(shell uname -s)
+UNAME_M ?= $(shell uname -m)
+
+TOOLS_DESTDIR  ?= $(GOPATH)/bin
+RUNSIM         = $(TOOLS_DESTDIR)/runsim
+
+BUF_VERSION ?= 0.7.0
+PROTOC_VERSION ?= 3.11.2
+
+ifeq ($(UNAME_S),Linux)
+  PROTOC_ZIP ?= protoc-3.11.2-linux-x86_64.zip
+endif
+ifeq ($(UNAME_S),Darwin)
+  PROTOC_ZIP ?= protoc-3.11.2-osx-x86_64.zip
+endif
+
+all: tools
+
+tools: tools-stamp
+
+tools-stamp: $(RUNSIM)
+	touch $@
+
+# Install the runsim binary with a temporary workaround of entering an outside
+# directory as the "go get" command ignores the -mod option and will polute the
+# go.{mod, sum} files.
+# 
+# ref: https://github.com/golang/go/issues/30515
+runsim: $(RUNSIM)
+$(RUNSIM):
+	@echo "Installing runsim..."
+	@(cd /tmp && go get github.com/cosmos/tools/cmd/[email protected])
+
+protoc:
+	@echo "Installing protoc compiler..."
+	@(cd /tmp; \
+	curl -sSOL "https://github.com/protocolbuffers/protobuf/releases/download/v${PROTOC_VERSION}/${PROTOC_ZIP}"; \
+	unzip -o ${PROTOC_ZIP} -d /usr/local bin/protoc; \
+	unzip -o ${PROTOC_ZIP} -d /usr/local 'include/*'; \
+	rm -f ${PROTOC_ZIP})
+
+protoc-gen-gocosmos:
+	@echo "Installing protoc-gen-gocosmos..."
+	@go install github.com/regen-network/cosmos-proto/protoc-gen-gocosmos
+
+buf: protoc-gen-buf-check-breaking protoc-gen-buf-check-lint
+	@echo "Installing buf..."
+	@(cd /tmp; \
+	curl -sSOL "https://github.com/bufbuild/buf/releases/download/v${BUF_VERSION}/buf-${UNAME_S}-${UNAME_M}"; \
+	mv buf-${UNAME_S}-${UNAME_M} "${BIN}/buf"; \
+	chmod +x "${BIN}/buf")
+
+protoc-gen-buf-check-breaking:
+	@echo "Installing protoc-gen-buf-check-breaking..."
+	@(cd /tmp; \
+	curl -sSOL "https://github.com/bufbuild/buf/releases/download/v${BUF_VERSION}/protoc-gen-buf-check-breaking-${UNAME_S}-${UNAME_M}"; \
+	mv protoc-gen-buf-check-breaking-${UNAME_S}-${UNAME_M} "${BIN}/protoc-gen-buf-check-breaking"; \
+	chmod +x "${BIN}/protoc-gen-buf-check-breaking")
+
+protoc-gen-buf-check-lint:
+	@echo "Installing protoc-gen-buf-check-lint..."
+	@(cd /tmp; \
+	curl -sSOL "https://github.com/bufbuild/buf/releases/download/v${BUF_VERSION}/protoc-gen-buf-check-lint-${UNAME_S}-${UNAME_M}"; \
+	mv protoc-gen-buf-check-lint-${UNAME_S}-${UNAME_M} "${BIN}/protoc-gen-buf-check-lint"; \
+	chmod +x "${BIN}/protoc-gen-buf-check-lint")
+
+tools-clean:
+	rm -f $(RUNSIM)
+	rm -f tools-stamp
+
+.PHONY: all tools tools-clean protoc buf protoc-gen-buf-check-breaking protoc-gen-buf-check-lint protoc-gen-gocosmos