.SUFFIXES:

.SECONDARY:

/ := ../../

include $/config.mk

DESTDIR ?= $/out

clean = *.o *.d

all:

%.o: %.c

$(CC)$(if $(CFLAGS), $(CFLAGS)) -c $<

%: %.o

$(LD) -o $@ $(filter %.o,$^) $(LIBS)

clean:

rm -f $(clean)

install: install-bin install-man

install-bin:

install-man:

# Common mkdir part for the several installation directories.

define destdir

dest$1dir := $$(DESTDIR)$$($1dir)

$$(dest$1dir):

mkdir -p $$@

endef

$(eval $(call destdir,command))

$(eval $(call destdir,service))

$(eval $(call destdir,system))

$(eval $(call destdir,man1))

$(eval $(call destdir,man5))

$(eval $(call destdir,man8))

# Conditional for the "only" config option; $1=foo, $2=result

define ifenabled

$(if $(only),$(if $(filter $1,$(only)),$2),$2)

endef

# Define executable to be built and installed; $1=service, $2=foo

define register

all: $$(call ifenabled,$2,$2)

install-bin: $$(call ifenabled,$2,install-$2)

install-$2: $2 | $$(dest$1dir)

$$(STRIP) -o $$(dest$1dir)/$2 $2

clean += $2

$$(if $3,$$(eval $$(call man,$2,$3)))

endef

# Registrable executables classes.

# The only difference is installation directory really.

service = $(call register,service,$1,$2)

command = $(call register,command,$1,$2)

system = $(call register,system,$1,$2)

# Define executables that shoudl be built but not installed; $1=foo

# (this is for auxillary development tools)

define other

all: $$(call ifenabled,$1,$1)

clean += $1

endef

# Man pages. Mostly used via `register` but there are also a couple

# of standalone section 5 pages.

define man

install-man: install-$1.$2

install-$1.$2: $1.$2 | $$(destman$2dir)

cp -t $$(destman$2dir) $1.$2

endef

-include *.d