LICENSE := BSD
VERSION := 8.2.0

#
# Check for tools
#
$(call check_tool,svn)
$(call check_tool,lex)
$(call check_tool,bison)
$(call check_tool,rpcgen)

svn_exports := libc libutil include sys_sys sys_netinet \
               sys_netinet6 sys_net sys_bsm sys_rpc sys_vm \
               sys_arm sys_i386 sys_amd64 msun gdtoa gen

DOWNLOADS := $(addsuffix .svn,$(svn_exports))

svn_base_url := http://svn.freebsd.org/base/release/8.2.0

sub_dir(libc)         := lib/libc
sub_dir(gen)          := lib/libc/gen
sub_dir(libutil)      := lib/libutil
sub_dir(include)      := include
sub_dir(sys_sys)      := sys/sys
sub_dir(sys_netinet)  := sys/rpc
sub_dir(sys_netinet6) := sys/net
sub_dir(sys_net)      := sys/netinet
sub_dir(sys_bsm)      := sys/netinet6
sub_dir(sys_rpc)      := sys/bsm
sub_dir(sys_vm)       := sys/vm
sub_dir(sys_arm)      := sys/arm/include
sub_dir(sys_i386)     := sys/i386/include
sub_dir(sys_amd64)    := sys/amd64/include
sub_dir(msun)         := lib/msun
sub_dir(gdtoa)        := contrib/gdtoa

$(foreach svn_export,$(svn_exports),\
          $(eval URL($(svn_export)) := $(svn_base_url)/$(sub_dir($(svn_export)))))

$(foreach svn_export,$(svn_exports),\
          $(eval DIR($(svn_export)) := src/lib/libc/$(sub_dir($(svn_export)))))

$(foreach svn_export,$(svn_exports),\
          $(eval REV($(svn_export)) := HEAD))

PATCHES := src/lib/libc/patches/*.patch


#
# Generic headers
#

DIRS := include/libc
DIR_CONTENT(include/libc) := \
    $(addprefix src/lib/libc/include/,\
                strings.h limits.h string.h ctype.h _ctype.h runetype.h \
                stdlib.h stdio.h signal.h unistd.h wchar.h time.h sysexits.h \
                resolv.h wctype.h locale.h langinfo.h regex.h paths.h ieeefp.h \
                inttypes.h fstab.h netdb.h ar.h memory.h res_update.h \
                netconfig.h ifaddrs.h pthread.h err.h getopt.h search.h \
                varargs.h stddef.h stdbool.h assert.h monetary.h printf.h vis.h \
                libgen.h dirent.h dlfcn.h link.h fmtmsg.h fnmatch.h fts.h ftw.h \
                db.h grp.h nsswitch.h pthread_np.h pwd.h utmp.h ttyent.h \
                stringlist.h glob.h a.out.h elf-hints.h nlist.h spawn.h \
                readpassphrase.h setjmp.h elf.h ulimit.h utime.h wordexp.h \
                complex.h)  \
    $(addprefix src/lib/libc/sys/sys/,\
                syslog.h fcntl.h stdint.h sched.h ktrace.h termios.h \
                semaphore.h _semaphore.h) \
    src/lib/libc/sys/sys/errno.h \
    src/lib/libc/lib/msun/src/math.h

DIRS += include/libc/rpc
DIR_CONTENT(include/libc/rpc) := \
    $(addprefix src/lib/libc/include/rpc/,\
                rpc.h xdr.h auth.h clnt_stat.h clnt.h clnt_soc.h rpc_msg.h \
                auth_unix.h auth_des.h svc.h svc_soc.h svc_auth.h pmap_clnt.h \
                pmap_prot.h rpcb_clnt.h rpcent.h des_crypt.h des.h nettype.h \
                rpcsec_gss.h raw.h rpc_com.h) \
    src/lib/libc/include/rpc/rpcb_prot.h

DIRS += include/libc/rpcsvc
DIR_CONTENT(include/libc/rpcsvc) := \
    $(addprefix src/lib/libc/include/rpcsvc/,\
                yp_prot.h nis.h ypclnt.h nis_tags.h nislib.h crypt.h)

DIRS += include/libc/gssapi
DIR_CONTENT(include/libc/gssapi) := src/lib/libc/include/gssapi/gssapi.h

DIRS += include/libc/arpa
DIR_CONTENT(include/libc/arpa) := \
    $(addprefix src/lib/libc/include/arpa/,\
                inet.h ftp.h nameser.h nameser_compat.h telnet.h tftp.h)

DIRS += include/libc/vm
DIR_CONTENT(include/libc/vm) := \
    $(addprefix src/lib/libc/sys/vm/, vm_param.h vm.h pmap.h)

DIRS += include/libc/net
DIR_CONTENT(include/libc/net) := \
    $(addprefix src/lib/libc/sys/net/, if.h if_dl.h if_tun.h if_types.h \
                radix.h route.h \
                ethernet.h if_arp.h)

DIRS += include/libc/netinet
DIR_CONTENT(include/libc/netinet) := \
    $(addprefix src/lib/libc/sys/netinet/, in.h in_systm.h ip.h tcp.h \
                udp.h ip_icmp.h if_ether.h)

DIRS += include/libc/netinet6
DIR_CONTENT(include/libc/netinet6) := src/lib/libc/sys/netinet6/in6.h

DIRS += include/libc/bsm
DIR_CONTENT(include/libc/bsm) := src/lib/libc/sys/bsm/audit.h

DIRS += include/libc/sys/rpc
DIR_CONTENT(include/libc/sys/rpc) := src/lib/libc/sys/rpc/types.h

DIRS += include/libc/sys
DIR_CONTENT(include/libc/sys) := \
    $(addprefix src/lib/libc/sys/sys/,\
                _types.h limits.h cdefs.h _null.h types.h _pthreadtypes.h \
                syslimits.h select.h _sigset.h _timeval.h timespec.h \
                _timespec.h stat.h signal.h unistd.h time.h param.h stdint.h \
                event.h eventhandler.h disk.h errno.h poll.h queue.h mman.h \
                stddef.h sysctl.h uio.h _iovec.h ktrace.h ioctl.h ttycom.h \
                ioccom.h filio.h sockio.h wait.h file.h fcntl.h resource.h \
                disklabel.h link_elf.h endian.h mount.h ucred.h dirent.h \
                cpuset.h socket.h un.h ttydefaults.h imgact_aout.h elf32.h \
                elf64.h elf_generic.h elf_common.h nlist_aout.h ipc.h sem.h \
                exec.h _lock.h _mutex.h statvfs.h ucontext.h syslog.h times.h \
                utsname.h elf.h mtio.h)


#
# CPU-architecture-specific headers
#
# The 'common_include_*_content' functions take the CPU architecture as first
# argument.
#

common_include_libc_arch_content = \
    $(addprefix src/lib/libc/sys/$1/include/, stdarg.h float.h) \
    $(addprefix src/lib/libc/lib/libc/$1/, arith.h _fpmath.h SYS.h gd_qnan.h)

common_include_libc_arch_machine_content = \
    $(addprefix src/lib/libc/sys/$1/include/,\
                _types.h endian.h _limits.h signal.h trap.h _stdint.h \
                sysarch.h ieeefp.h frame.h sigframe.h vm.h \
                cpufunc.h vmparam.h atomic.h elf.h exec.h reloc.h pmap.h \
                ucontext.h setjmp.h asm.h param.h _inttypes.h)


#
# i386-specific headers
#
DIRS += include/libc-i386
DIR_CONTENT(include/libc-i386) := \
    $(call common_include_libc_arch_content,i386) \
    src/lib/libc/lib/msun/i387/fenv.h

DIRS += include/libc-i386/machine
DIR_CONTENT(include/libc-i386/machine) := \
    $(call common_include_libc_arch_machine_content,i386) \
    $(addprefix src/lib/libc/sys/i386/include/, specialreg.h npx.h)


#
# AMD64-specific headers
#
DIRS += include/libc-amd64
DIR_CONTENT(include/libc-amd64) := \
    $(call common_include_libc_arch_content,amd64) \
    src/lib/libc/lib/msun/amd64/fenv.h

DIRS += include/libc-amd64/machine
DIR_CONTENT(include/libc-amd64/machine) := \
    $(call common_include_libc_arch_machine_content,amd64) \
    $(addprefix src/lib/libc/sys/amd64/include/, specialreg.h fpu.h)


#
# ARM-specific headers
#
DIRS += include/libc-arm
DIR_CONTENT(include/libc-arm) := \
    $(call common_include_libc_arch_content,arm) \
    src/lib/libc/lib/msun/arm/fenv.h

DIRS += include/libc-arm/machine
DIR_CONTENT(include/libc-arm/machine) := \
    $(call common_include_libc_arch_machine_content,arm) \
    $(addprefix src/lib/libc/sys/arm/include/, pte.h cpuconf.h armreg.h ieee.h)


#
# Rules for generating files
#

generated_files += src/lib/libc/lib/libc/net/nslexer.c

src/lib/libc/lib/libc/net/nslexer.l : $(DOWNLOADS)

src/lib/libc/lib/libc/net/nslexer.c: src/lib/libc/lib/libc/net/nslexer.l
	@$(MSG_GENERATE)$(notdir $@)
	$(VERBOSE)$(LEX) -P_nsyy -t $< | sed -e '/YY_BUF_SIZE/s/16384/1024/' > $@

generated_files += src/lib/libc/lib/libc/net/nsparser.c

src/lib/libc/lib/libc/net/nsparser.y : $(DOWNLOADS)

src/lib/libc/lib/libc/net/nsparser.c: src/lib/libc/lib/libc/net/nsparser.y
	@$(MSG_GENERATE)$(notdir $@)
	$(VERBOSE)bison -d -p_nsyy $< \
		--defines=src/lib/libc/lib/libc/net/nsparser.h --output=$@

src/lib/libc/include/rpcsvc/nis.h: src/lib/libc/include/rpcsvc/nis_object.x
	@$(MSG_GENERATE)$(notdir $@)
	$(VERBOSE)rpcgen -C -h -DWANT_NFS3 $< -o $@

src/lib/libc/include/rpcsvc/nis_object.x : $(DOWNLOADS)

%.h: %.x
	@$(MSG_GENERATE)$(notdir $@)
	$(VERBOSE)rpcgen -C -h -DWANT_NFS3 $< -o $@

generated_files += \
    $(addprefix src/lib/libc/include/rpcsvc/,\
                bootparam_prot.h nfs_prot.h nlm_prot.h rstat.h ypupdate_prot.h \
                crypt.h nis_cache.h pmap_prot.h rwall.h yp.h \
                key_prot.h nis_callback.h rex.h sm_inter.h ypxfrd.h \
                klm_prot.h nis_object.h rnusers.h spray.h \
                mount.h nis.h rquota.h yppasswd.h) \
    src/lib/libc/include/rpc/rpcb_prot.h

# generate files before assembling the public include directory tree
_dirs: $(generated_files)
$(generated_files) : $(DOWNLOADS)


#
# Create symlinks for sys headers expected in parent directory
#

default: create_symlinks
create_symlinks: _dirs
	@$(MSG_PREFIX)create symlinks
	$(VERBOSE)ln -sf sys/poll.h include/libc/poll.h