## Skillc — Makefile

APP := skillc

MAIN_DIR := ./cmd/skillc

GOEXE = $(shell go env GOEXE)

BINARY := $(APP)$(GOEXE)

# Build metadata

BUILD_TIME := $(shell date +%Y/%m/%d-%H:%M:%S)

GIT_HASH := $(shell git rev-parse --short=8 HEAD 2>/dev/null || echo "unknown")

VERSION ?= $(shell git describe --tags --always --dirty 2>/dev/null | sed 's/^v//' || echo "dev-$(GIT_HASH)")

LDFLAGS := -s -w \

-X main.Version=$(VERSION) \

-X main.GitHash=$(GIT_HASH) \

-X 'main.BuildTime=$(BUILD_TIME)'

.PHONY: all build backend clean help

## all: build (default)

all: build

## build: build Go binary (current platform)

build:

@echo "🐹 Building Go binary ($(VERSION) @ $(GIT_HASH))..."

@go build -ldflags "$(LDFLAGS)" -o $(BINARY) $(MAIN_DIR)

@echo "📦 Compressing binary..."

@upx -6 --no-progress $(BINARY)

@echo "✅ Binary: $(BINARY) ($$(du -sh $(BINARY) | cut -f1))"

## install: install Go binary to $GOPATH/bin

install:

go install -ldflags "$(LDFLAGS)" $(MAIN_DIR)

upx -6 --no-progress $(GOPATH)/bin/$(BINARY)

@echo "✅ Installed to GOPATH/bin"

## run: build and run with current directory

run: build

./$(BINARY)

# ─── Cross Compilation ────────────────────────────────────────────────────────

DIST_DIR := dist

## build-all: cross-compile for all platforms

build-all: dump-info build-linux build-linux-arm64 build-darwin build-darwin-arm64 build-windows latest-yaml

ls -lh $(DIST_DIR)

## dump-info: dump build info

dump-info:

@echo "Build Info:"

@echo " VERSION: $(VERSION)"

@echo " GIT_HASH: $(GIT_HASH)"

@echo " BUILD_TIME: $(BUILD_TIME)"

## latest-yaml: generate latest.yaml release metadata

latest-yaml:

@mkdir -p $(DIST_DIR)

@{ \

echo "name: $(APP)"; \

echo "version: $(VERSION)"; \

echo "released_at: $(BUILD_TIME)"; \

} > $(DIST_DIR)/latest.yaml

@echo " → $(DIST_DIR)/latest.yaml"

## build-linux: compile for Linux amd64

build-linux:

@echo "🐧 linux/amd64..."

@mkdir -p $(DIST_DIR)

@GOOS=linux GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o $(DIST_DIR)/$(APP)-linux-amd64 $(MAIN_DIR)

@upx -6 --no-progress $(DIST_DIR)/$(APP)-linux-amd64

@chmod +x $(DIST_DIR)/$(APP)-linux-amd64

@echo " → $(DIST_DIR)/$(APP)-linux-amd64"

## build-linux-arm64: compile for Linux arm64

build-linux-arm64:

@echo "🐧 linux/arm64..."

@mkdir -p $(DIST_DIR)

@GOOS=linux GOARCH=arm64 go build -ldflags "$(LDFLAGS)" -o $(DIST_DIR)/$(APP)-linux-arm64 $(MAIN_DIR)

@upx -6 --no-progress $(DIST_DIR)/$(APP)-linux-arm64

@chmod +x $(DIST_DIR)/$(APP)-linux-arm64

@echo " → $(DIST_DIR)/$(APP)-linux-arm64"

## build-darwin: compile for macOS amd64

build-darwin:

@echo "🍎 darwin/amd64..."

@mkdir -p $(DIST_DIR)

@GOOS=darwin GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o $(DIST_DIR)/$(APP)-darwin-amd64 $(MAIN_DIR)

@echo " → $(DIST_DIR)/$(APP)-darwin-amd64"

## build-darwin-arm64: compile for macOS Apple Silicon

build-darwin-arm64:

@echo "🍎 darwin/arm64..."

@mkdir -p $(DIST_DIR)

@GOOS=darwin GOARCH=arm64 go build -ldflags "$(LDFLAGS)" -o $(DIST_DIR)/$(APP)-darwin-arm64 $(MAIN_DIR)

# upx -6 --no-progress $(DIST_DIR)/$(APP)-darwin-arm64 # 压缩有问题在 macos 12+

@echo " → $(DIST_DIR)/$(APP)-darwin-arm64"

## build-windows: compile for Windows amd64

build-windows:

@echo "🪟 windows/amd64..."

@mkdir -p $(DIST_DIR)

@GOOS=windows GOARCH=amd64 go build -ldflags "$(LDFLAGS)" -o $(DIST_DIR)/$(APP)-windows-amd64.exe $(MAIN_DIR)

@upx -6 --no-progress $(DIST_DIR)/$(APP)-windows-amd64.exe

@echo " → $(DIST_DIR)/$(APP)-windows-amd64.exe"

## clean: remove build artifacts

clean:

@rm -f $(BINARY)

@rm -rf $(DIST_DIR)

@echo "🧹 Cleaned"

## help: show this help

help:

@echo "Skillc Build System"

@echo ""

@grep -E '^## ' $(MAKEFILE_LIST) | sed 's/## / /'