Makefile

# SPDX-License-Identifier: Apache-2.0
# Copyright (c) 2026 Robin Jarry

PWFORGE_VERSION ?= $(shell git describe --long --abbrev=8 --dirty 2>/dev/null || echo v0.1.0)
DATE_FMT = +%Y-%m-%d
ifdef SOURCE_DATE_EPOCH
DATE ?= $(shell date -u -d "@$(SOURCE_DATE_EPOCH)" "$(DATE_FMT)" 2>/dev/null || \
		date -u -r "$(SOURCE_DATE_EPOCH)" "$(DATE_FMT)" 2>/dev/null || \
		date -u "$(DATE_FMT)")
else
DATE ?= $(shell date "$(DATE_FMT)")
endif

GO ?= go
PREFIX ?= /usr/local
BINDIR ?= $(PREFIX)/bin
GO_LDFLAGS += -X main.Version=$(PWFORGE_VERSION)
GO_LDFLAGS += -X main.Date=$(DATE)

V ?= 0
ifeq ($V,1)
Q =
else
Q = @
endif

.PHONY: all
all: pwforge

.PHONY: clean
clean:
	rm -f pwforge

.PHONY: install
install: $(DESTDIR)$(BINDIR)/pwforge

go_src = $(shell git ls-files '*.go') go.mod go.sum

pwforge: $(go_src)
	$(GO) build -trimpath -ldflags "$(GO_LDFLAGS)" -o $@ ./cmd/pwforge

$(DESTDIR)$(BINDIR)/pwforge: pwforge
	install -D -m 0755 $< $@

import_reviser ?= github.com/incu6us/goimports-reviser/v3@v3.12.6
import_reviser_flags ?= -rm-unused -project-name github.com/getpatchwork/pwforge
gofumpt ?= mvdan.cc/gofumpt@v0.9.2
golangci_lint ?= github.com/golangci/golangci-lint/v2/cmd/golangci-lint@v2.12.2
license_exclude = ':!:*.md' ':!:*.asc' ':!:LICENSE' ':!:.*' ':!:go.mod' ':!:go.sum' ':!:local'

.PHONY: local
local:
	./local/run.sh

.PHONY: lint
lint:
	@echo '[goimports-reviser]'
	$Q ! $(GO) run $(import_reviser) $(import_reviser_flags) -list-diff -output stdout ./... | grep . || { \
		echo 'error: above files need import sorting'; \
		exit 1; \
	}
	@echo '[gofumpt]'
	$Q ! $(GO) run $(gofumpt) -d . | grep ^diff || { \
		echo 'error: above files need reformatting'; \
		exit 1; \
	}
	@echo '[golangci-lint]'
	@$(GO) run $(golangci_lint) run
	@echo '[license-check]'
	$Q ! git --no-pager grep -LF 'SPDX-License-Identifier: Apache-2.0' -- $(license_exclude) || { \
		echo 'error: above files are missing license'; \
		exit 1; \
	}
	$Q ! git --no-pager grep -LF 'Copyright ' -- $(license_exclude) || { \
		echo 'error: above files are missing copyright notice'; \
		exit 1; \
	}
	@echo '[white-space]'
	$Q git ls-files | xargs devtools/check-whitespace
	@echo '[codespell]'
	$Q codespell *

.PHONY: format
format:
	$(GO) run $(import_reviser) $(import_reviser_flags) ./...
	$(GO) run $(gofumpt) -w .

REVISION_RANGE ?= @{u}..

.PHONY: check-commits
check-commits:
	$Q devtools/check-patches $(REVISION_RANGE)

.PHONY: tag-release
tag-release:
	@cur_version=`sed -En 's/PWFORGE_VERSION .* \|\| echo v([0-9].*)\>\)$$/\1/p' Makefile` && \
	next_version=`echo $$cur_version | awk -F. -v OFS=. '{$$(NF) += 1; print}'` && \
	read -rp "next version ($$next_version)? " n && \
	if [ -n "$$n" ]; then next_version="$$n"; fi && \
	set -xe && \
	sed -i "s/\<v$$cur_version\>/v$$next_version/" Makefile && \
	git commit -sm "pwforge: release v$$next_version" -m "`git shortlog -sn v$$cur_version..`" Makefile && \
	git tag -sm "v$$next_version" "v$$next_version"