SubDir HAIKU_TOP src system kernel lib ;

UsePrivateHeaders shared ;
UsePrivateHeaders [ FDirName libroot locale ] ;
UseHeaders [ FDirName $(HAIKU_TOP) headers compatibility gnu ] : true ;

# force inclusion of kernel_lib.h
local kernelLibHeader = [ FDirName $(SUBDIR) kernel_lib.h ] ;
CCFLAGS += -include $(kernelLibHeader) ;
C++FLAGS += -include $(kernelLibHeader) ;


local gnuSources = [ FDirName $(HAIKU_TOP) src libs gnu ] ;
local librootSources = [ FDirName $(HAIKU_TOP) src system libroot ] ;
local librootOSSources = [ FDirName $(librootSources) os ] ;
local posixSources = [ FDirName $(librootSources) posix ] ;


# kernel libroot os files

local sources =
	driver_settings.cpp
	find_directory.cpp
	fs_info.cpp
	system_revision.c
	wait_for_objects.cpp
	;

SourceHdrs $(sources) : $(librootOSSources) ;

KernelMergeObject kernel_os_main.o : $(sources)
	: $(TARGET_KERNEL_PIC_CCFLAGS)
;

SEARCH on [ FGristFiles $(sources) ]
	= [ FDirName $(HAIKU_TOP) src system libroot os ] ;

# kernel libroot posix files

SEARCH_SOURCE += [ FDirName $(posixSources) ] ;
SEARCH_SOURCE += [ FDirName $(posixSources) locale ] ;
SEARCH_SOURCE += [ FDirName $(posixSources) stdio ] ;
SEARCH_SOURCE += [ FDirName $(posixSources) stdlib ] ;
SEARCH_SOURCE += [ FDirName $(posixSources) string ] ;
SEARCH_SOURCE += [ FDirName $(posixSources) sys ] ;
SEARCH_SOURCE += [ FDirName $(posixSources) time ] ;
SEARCH_SOURCE += [ FDirName $(posixSources) unistd ] ;
SEARCH_SOURCE += [ FDirName $(gnuSources) ] ;

local muslSources =
	ffs.c
	rand.c
	rand_r.c

	strchrnul.c
	strcspn.c
	;

SourceHdrs $(muslSources) :
	[ FDirName $(posixSources) musl include ]
	[ FDirName $(posixSources) musl internal ]
	[ FDirName $(posixSources) musl arch $(TARGET_KERNEL_ARCH_DIR) ] ;

KernelMergeObject kernel_lib_posix.o :
	kernel_errno.cpp
	kernel_vsprintf.cpp
	stack_protector.cpp

	# main
	dirent.cpp
	fcntl.cpp
	poll.cpp
	utime.c
	# locale
	ctype_loc.cpp
	ctype_l.cpp
	ctype.cpp
	localeconv.cpp
	LocaleData.cpp
	# stdlib
	abs.c
	atoi.c
	bsearch.c
	merge.c
	qsort.c
	random.c
	strtod.c
	strtol.c
	strtoll.c
	strtoul.c
	strtoull.c
	# sys
	chmod.c
	stat.c
	mkdir.c
	select.cpp
	gettimeofday.c
	uio.c
	# time
	time.c
	# unistd
	access.c
	chown.c
	close.c
	#conf.c
	directory.c
	dup.c
	ioctl.c
	link.c
	lseek.c
	mount.c
	read.c
	sync.c
	truncate.c
	usergroup.cpp
	write.c
	# string
	memchr.c
	memcmp.c
	memmem.c
	memmove.c
	strcasecmp.c
	strcasestr.c
	strcat.c
	strchr.c
	strcmp.c
	strcpy.c
	strdup.cpp
	strerror.c
	strlcat.c
	strlcpy.c
	strlen.cpp
	strncat.c
	strncmp.c
	strncpy.cpp
	strndup.cpp
	strnlen.cpp
	strpbrk.c
	strrchr.c
	strspn.c
	strstr.c
	strtok.c
	strupr.c
	stpcpy.c

	$(muslSources)
	: $(TARGET_KERNEL_PIC_CCFLAGS)
;

SEARCH on [ FGristFiles $(muslSources) ] += [ FDirName $(posixSources) musl misc ] ;
SEARCH on [ FGristFiles $(muslSources) ] += [ FDirName $(posixSources) musl prng ] ;
SEARCH on [ FGristFiles $(muslSources) ] += [ FDirName $(posixSources) musl string ] ;

# misc

SEARCH_SOURCE =
	[ FDirName $(HAIKU_TOP) src kits support ]
	[ FDirName $(HAIKU_TOP) src kits shared ]
	;

KernelMergeObject kernel_misc.o :
	DataIO.cpp
	Referenceable.cpp
	WeakReferenceable.cpp

	: $(TARGET_KERNEL_PIC_CCFLAGS)
;

HaikuSubInclude arch $(TARGET_ARCH) ;
HaikuSubInclude zlib ;
if [ FIsBuildFeatureEnabled zstd ] {
	HaikuSubInclude zstd ;
}