cheat/Makefile

137 lines
3.3 KiB
Makefile

# paths
makefile := $(realpath $(lastword $(MAKEFILE_LIST)))
root_dir := $(shell dirname $(makefile))
cmd_dir := $(root_dir)/cmd/cheat
dist_dir := $(root_dir)/dist
# executables
CAT := cat
COLUMN := column
CTAGS := ctags
GO := go
GREP := grep
LINT := revive
MKDIR := mkdir -p
RM := rm
SCC := scc
SED := sed
SORT := sort
ZIP := zip -m
# build flags
BUILD_FLAGS := -ldflags="-s -w" -mod vendor
GOBIN :=
# NB: this is a kludge to specify the desired build targets. This information
# would "naturally" be best structured as an array of structs, but lacking that
# capability, we're condensing that information into strings which we will
# later split.
#
# Format: <architecture>/<os>/<arm-version>/<executable-name>
.PHONY: $(RELEASES)
RELEASES := \
amd64/darwin/0/cheat-darwin-amd64 \
amd64/linux/0/cheat-linux-amd64 \
amd64/windows/0/cheat-windows-amd64.exe \
arm/linux/5/cheat-linux-arm5 \
arm/linux/6/cheat-linux-arm6 \
arm/linux/7/cheat-linux-arm7
# macros to unpack the above
parts = $(subst /, ,$@)
arch = $(word 1, $(parts))
os = $(word 2, $(parts))
arm = $(word 3, $(parts))
bin = $(word 4, $(parts))
## build: builds an executable for your architecture
.PHONY: build
build: clean generate
$(GO) build $(BUILD_FLAGS) -o $(dist_dir)/cheat $(cmd_dir)
## build-release: builds release executables
.PHONY: build-release
build-release: $(RELEASES)
.PHONY: generate
generate:
$(GO) generate $(cmd_dir)
.PHONY: $(RELEASES)
$(RELEASES): clean generate check
ifeq ($(arch),arm)
GOARCH=$(arch) GOOS=$(os) GOARM=$(arm) $(GO) build $(BUILD_FLAGS) -o $(dist_dir)/$(bin) $(cmd_dir) && \
$(ZIP) $(dist_dir)/$(bin).zip $(dist_dir)/$(bin)
else
GOARCH=$(arch) GOOS=$(os) $(GO) build $(BUILD_FLAGS) -o $(dist_dir)/$(bin) $(cmd_dir) && \
$(ZIP) $(dist_dir)/$(bin).zip $(dist_dir)/$(bin)
endif
## install: builds and installs cheat on your PATH
.PHONY: install
install:
$(GO) install $(BUILD_FLAGS) $(GOBIN) $(cmd_dir)
$(dist_dir):
$(MKDIR) $(dist_dir)
## clean: removes compiled executables
.PHONY: clean
clean: $(dist_dir)
$(RM) -f $(dist_dir)/*
## distclean: removes the tags file
.PHONY: distclean
distclean:
$(RM) $(root_dir)/tags
## setup: installs revive (linter) and scc (sloc tool)
.PHONY: setup
setup:
GO111MODULE=off $(GO) get -u github.com/boyter/scc github.com/mgechev/revive
## sloc: counts "semantic lines of code"
.PHONY: sloc
sloc:
$(SCC) --exclude-dir=vendor
## tags: builds a tags file
.PHONY: tags
tags:
$(CTAGS) -R $(root_dir) --exclude=$(root_dir)/vendor
## vendor: downloads, tidies, and verifies dependencies
.PHONY: vendor
vendor: lint # kludge: revive appears to complain if the vendor directory disappears while a lint is running
$(GO) mod vendor && $(GO) mod tidy && $(GO) mod verify
## fmt: runs go fmt
.PHONY: fmt
fmt:
$(GO) fmt $(root_dir)/...
## lint: lints go source files
.PHONY: lint
lint:
$(LINT) -exclude $(root_dir)/vendor/... $(root_dir)/... && \
$(GO) vet $(root_dir)/...
## test: runs unit-tests
.PHONY: test
test:
$(GO) test $(root_dir)/...
## check: formats, lints, vendors, and run unit-tests
.PHONY: check
check: fmt lint vendor test
## help: displays this help text
.PHONY: help
help:
@$(CAT) $(makefile) | \
$(SORT) | \
$(GREP) "^##" | \
$(SED) 's/## //g' | \
$(COLUMN) -t -s ':'