Makefile


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# Copyright 2016 Luke Shumaker

# The source is C99 written for GNU
CFLAGS   += -std=c99
CPPFLAGS += -std=c99
CPPFLAGS += -D_GNU_SOURCE

# Be hyper-strict
CFLAGS   += -Wall -Werror -Wextra -pedantic
CPPFLAGS += -Wall -Werror -Wextra -pedantic

# Debugging
CFLAGS   += -g -fvar-tracking-assignments
CPPFLAGS += -g -fvar-tracking-assignments

# Enable the stack protector
CFLAGS += -fstack-protector

# Enable FORTIFY_SOURCE
CFLAGS   += -O2
CPPFLAGS += -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2

all: build
.PHONY: all

include config.mk

progs = freenect-server multipart-replace-http-server
units = freenect-server-http.service freenect-server-http.socket freenect-server.service freenect-server@.socket

build: $(addprefix src/,$(progs)) $(addprefix systemd/,$(units))
.PHONY: build

src/freenect-server: src/util.o -lfreenect -lusb-1.0 -ljpeg
src/multipart-replace-http-server: src/util.o src/wg.o src/multipart-replace.o -lpthread
systemd/freenect-server-http.service: .var.user .var.group .var.bindir
systemd/freenect-server-http.socket: .var.httpstream
systemd/freenect-server.service: .var.user .var.group .var.bindir
systemd/freenect-server@.socket: .var.user .var.group

systemd/%: systemd/%.in
	sed $(foreach v,$(patsubst .var.%,%,$(filter .var.%,$^)), -e 's|@$v@|$($v)|' ) < $< > $@

.var.%: FORCE
	@printf '%s' '$($*)' | ./write-ifchanged $@

install: $(addprefix $(DESTDIR)$(bindir)/,$(progs)) $(addprefix $(DESTDIR)$(systemddir)/,$(units))

$(DESTDIR)$(bindir)/%: src/%
	install -Dm755 $< $@

$(DESTDIR)$(systemddir)/%: systemd/%
	install -Dm644 $< $@

clean:
	rm -f -- src/*.o src/.*.mk
	rm -f -- src/freenect-server src/multipart-replace-http-server
	rm -f -- systemd/*.socket systemd/*.service
.PHONY: clean

.PHONY: FORCE
.DELETE_ON_ERROR:
.SECONDARY:

CPPFLAGS += -MD -MF $(@D)/$(@F:%.o=.%.mk) -MP
-include src/.*.mk