#!/usr/bin/make -f

export DH_VERBOSE=1

BUILDDIR := build
METAPKG := github.com/prometheus/common

DEBVERS    ?= $(shell dpkg-parsechangelog -SVersion)
VERSION    ?= $(shell echo '$(DEBVERS)' | sed 's/^[[:digit:]]*://; s/[-].*//')
DEBPKGNAME ?= $(shell dpkg-parsechangelog -SSource)
DEBDATE    ?= $(shell dpkg-parsechangelog -SDate)
REV        := $(DEBVERS)
BRANCH     := debian/sid
USER       := pkg-go-maintainers@lists.alioth.debian.org
HOSTNAME   := debian
BUILD_DATE := $(shell date --utc --date='$(DEBDATE)' +%Y%m%d-%H:%M:%S)
GO_VERSION := $(shell go version | sed 's/go version \(\S*\).*/\1/')
BUILDFLAGS := -ldflags \
  " -X $(METAPKG)/version.Version=$(VERSION)\
    -X $(METAPKG)/version.Revision=$(REV)\
    -X $(METAPKG)/version.Branch=$(BRANCH)\
    -X $(METAPKG)/version.BuildUser=$(USER)\
    -X $(METAPKG)/version.BuildDate=$(BUILD_DATE)\
    -X $(METAPKG)/version.GoVersion=$(GO_VERSION)"

%:
	dh $@ --buildsystem=golang --with=golang --builddirectory=$(BUILDDIR)

override_dh_auto_build:
	dh_auto_build -- $(BUILDFLAGS)

override_dh_auto_install:
	cp -v $(BUILDDIR)/bin/pushgateway \
	    debian/$(DEBPKGNAME)/usr/bin/$(DEBPKGNAME)
