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# Copyright 2015 Luke Shumaker <lukeshu@sbcglobal.net>.
#
# This is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 2 of
# the License, or (at your option) any later version.
#
# The GNU General Public License's references to "object code" and
# "executables" are to be interpreted to also include the output of
# any document formatting or typesetting system, including
# intermediate and printed output.
#
# This software is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public
# License along with this manual; if not, see
# <http://www.gnu.org/licenses/>.
MAKEFLAGS += --no-builtin-rules
prefix = /usr/local
bindir = $(prefix)/bin
libdir = $(prefix)/lib
systemddir = $(libdir)/systemd
user = nshd
group = nshd
NET ?= NET
CFLAGS = -std=c99 -Wall -Wextra -Werror -pedantic
CGO_CFLAGS = $(CFLAGS) -Wno-unused-parameter
CGO_ENABLED = 1
export CGO_ENABLED
cgo_variables = CGO_ENABLED CGO_CFLAGS CGO_CPPFLAGS CGO_CXXFLAGS CGO_LDFLAGS CC CXX
goext = c s S cc cpp cxx h hh hpp hxx
gosrc = $(shell find -L src -name '.*' -prune -o \( -type f \( $(foreach e,$(goext), -name '*.$e' ) \) -o -type d \) -print)
GOPATH := $(realpath $(dir $(lastword $(MAKEFILE_LIST))))
vp = .Makefile.var.%
deps = gopkg.in/yaml.v2
subdirs = src/nslcd/proto
all: build
include $(addsuffix /Makefile,$(subdirs))
secondary += test/*.o
download += $(addprefix src/,$(deps))
generate += LICENSE.lgpl-2.1.txt LICENSE.gpl-2.txt LICENSE.apache-2.0.txt
build += bin/nshd nshd.service nshd.socket test/runner
install += $(addprefix $(DESTDIR),$(bindir)/nshd $(systemddir)/system/nshd.socket $(systemddir)/system/nshd.service)
download: $(download)
generate: $(generate)
build: $(build)
install: $(install)
.PHONY: download generate build install
clean:
rm -rf -- pkg bin src/*.*/
rm -f -- $(generate) $(build) $(secondary)
.PHONY: clean
uninstall:
rm -f -- $(install)
rmdir -p -- $(sort $(dir $(install))) 2>/dev/null || true
.PHONY: uninstall
LICENSE.lgpl-2.1.txt: $(NET)
curl https://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt > $@
LICENSE.gpl-2.txt: $(NET)
curl https://www.gnu.org/licenses/old-licenses/gpl-2.0.txt > $@
LICENSE.apache-2.0.txt: $(NET)
curl https://www.apache.org/licenses/LICENSE-2.0 > $@
$(foreach d,$(deps),$(eval src/$d: $(NET); GOPATH='$(GOPATH)' go get -d -u $d))
bin/nshd: $(download) $(generate) $(gosrc) $(addprefix .Makefile.var.,$(cgo_variables))
@true $(foreach f,$(filter $(vp),$^), && test $@ -nt $f ) || rm -rf -- bin pkg
GOPATH='$(GOPATH)' CGO_CFLAGS='$(CGO_CFLAGS)' go install nshd
%: %.in
< $< sed $(foreach v,$(patsubst $(vp),%,$(filter $(vp),$^)), -e 's|@$v@|$($v)|g' ) > $@
nshd.service: .Makefile.var.bindir .Makefile.var.user .Makefile.var.group
nshd.socket: .Makefile.var.user .Makefile.var.group
$(DESTDIR)$(bindir)/%: bin/%
install -TDm755 $< $@
$(DESTDIR)$(systemddir)/system/%.socket: %.socket
install -TDm644 $< $@
$(DESTDIR)$(systemddir)/system/%.service: %.service
install -TDm644 $< $@
%.o: %.c .Makefile.var.CC .Makefile.var.CPPFLAGS .Makefile.var.CFLAGS
$(CC) $(CPPFLAGS) $(CFLAGS) -c -o $@ $(filter-out $(vp),$^)
%: %.o .Makefile.var.CC .Makefile.var.LDFLAGS .Makefile.var.LOADLIBES .Makefile.var.LDLIBS
$(CC) $(LDFLAGS) -o $@ $(filter-out $(vp),$^) $(LOADLIBES) $(LDLIBS)
.Makefile.var.%: FORCE
@printf '%s' '$($*)' > .tmp$@ && { cmp -s .tmp$@ $@ && rm -f -- .tmp$@ || mv -Tf .tmp$@ $@; } || { rm -f -- .tmp$@; false; }
.PHONY: FORCE
.SECONDARY:
.DELETE_ON_ERROR:
.PHONY: NET
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