# $FreeBSD$

# Makefile for the 32-bit compat libraries on PowerPC and AMD64.
# could also be for mips, but that doesn't work today.

# 32 bit world
LIB32_OBJTREE=	${OBJTREE}${.CURDIR}/world32
LIB32TMP=	${OBJTREE}${.CURDIR}/lib32

.if ${TARGET_ARCH} == "amd64"
.if empty(TARGET_CPUTYPE)
LIB32CPUFLAGS=	-march=i686 -mmmx -msse -msse2
.else
LIB32CPUFLAGS=	-march=${TARGET_CPUTYPE}
.endif
LIB32WMAKEENV=	MACHINE=i386 MACHINE_ARCH=i386 \
		MACHINE_CPU="i686 mmx sse sse2"
LIB32WMAKEFLAGS=	\
		AS="${XAS} --32" \
		LD="${XLD} -m elf_i386_fbsd -Y P,${LIB32TMP}/usr/lib32" \
		OBJCOPY="${XOBJCOPY}"

.elif ${TARGET_ARCH} == "powerpc64"
.if empty(TARGET_CPUTYPE)
LIB32CPUFLAGS=	-mcpu=powerpc
.else
LIB32CPUFLAGS=	-mcpu=${TARGET_CPUTYPE}
.endif
LIB32WMAKEENV=	MACHINE=powerpc MACHINE_ARCH=powerpc
LIB32WMAKEFLAGS=	\
		LD="${XLD} -m elf32ppc_fbsd" \
		OBJCOPY="${XOBJCOPY}"
.endif


LIB32FLAGS=	-m32 ${LIB32CPUFLAGS} -DCOMPAT_32BIT \
		-isystem ${LIB32TMP}/usr/include/ \
		-L${LIB32TMP}/usr/lib32 \
		-B${LIB32TMP}/usr/lib32
.if ${XCC:N${CCACHE_BIN}:M/*}
LIB32FLAGS+=		--sysroot=${WORLDTMP}
.endif

# Yes, the flags are redundant.
LIB32WMAKEENV+=	MAKEOBJDIRPREFIX=${LIB32_OBJTREE} \
		_LDSCRIPTROOT=${LIB32TMP} \
		INSTALL="sh ${.CURDIR}/tools/install.sh" \
		PATH=${TMPPATH} \
		LIBDIR=/usr/lib32 \
		SHLIBDIR=/usr/lib32 \
		DTRACE="${DTRACE} -32"
LIB32WMAKEFLAGS+= CC="${XCC} ${LIB32FLAGS}" \
		CXX="${XCXX} ${LIB32FLAGS}" \
		DESTDIR=${LIB32TMP} \
		-DCOMPAT_32BIT \
		-DLIBRARIES_ONLY \
		-DNO_CPU_CFLAGS \
		MK_CTF=no \
		-DNO_LINT \
		MK_TESTS=no

LIB32WMAKE=	${LIB32WMAKEENV} ${MAKE} ${LIB32WMAKEFLAGS} \
		MK_MAN=no MK_HTML=no
LIB32IMAKE=	${LIB32WMAKE:NINSTALL=*:NDESTDIR=*:N_LDSCRIPTROOT=*} \
		MK_TOOLCHAIN=no ${IMAKE_INSTALL}

build32: .PHONY
	@echo
	@echo "--------------------------------------------------------------"
	@echo ">>> stage 5.1: building 32 bit shim libraries"
	@echo "--------------------------------------------------------------"
	mkdir -p ${LIB32TMP}/usr/include
	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.usr.dist \
	    -p ${LIB32TMP}/usr >/dev/null
	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.include.dist \
	    -p ${LIB32TMP}/usr/include >/dev/null
	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.lib32.dist \
	    -p ${LIB32TMP}/usr >/dev/null
.if ${MK_DEBUG_FILES} != "no"
	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.debug.dist \
	    -p ${LIB32TMP}/usr/lib >/dev/null
	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.lib32.dist \
	    -p ${LIB32TMP}/usr/lib/debug/usr >/dev/null
.endif
	mkdir -p ${WORLDTMP}
	ln -sf ${.CURDIR}/sys ${WORLDTMP}
.for _t in obj includes
	${_+_}cd ${.CURDIR}/include; ${LIB32WMAKE} DIRPRFX=include/ ${_t}
	${_+_}cd ${.CURDIR}/lib; ${LIB32WMAKE} DIRPRFX=lib/ ${_t}
.if ${MK_CDDL} != "no"
	${_+_}cd ${.CURDIR}/cddl/lib; ${LIB32WMAKE} DIRPRFX=cddl/lib/ ${_t}
.endif
	${_+_}cd ${.CURDIR}/gnu/lib; ${LIB32WMAKE} DIRPRFX=gnu/lib/ ${_t}
.if ${MK_CRYPT} != "no"
	${_+_}cd ${.CURDIR}/secure/lib; ${LIB32WMAKE} DIRPRFX=secure/lib/ ${_t}
.endif
.if ${MK_KERBEROS} != "no"
	${_+_}cd ${.CURDIR}/kerberos5/lib; ${LIB32WMAKE} DIRPRFX=kerberos5/lib ${_t}
.endif
.endfor
.for _dir in usr.bin/lex/lib
	${_+_}cd ${.CURDIR}/${_dir}; ${LIB32WMAKE} DIRPRFX=${_dir}/ obj
.endfor
.for _dir in lib/ncurses/ncurses lib/ncurses/ncursesw lib/libmagic
	${_+_}cd ${.CURDIR}/${_dir}; \
	    WORLDTMP=${WORLDTMP} \
	    MAKEFLAGS="-m ${.CURDIR}/tools/build/mk ${.MAKEFLAGS}" \
	    MAKEOBJDIRPREFIX=${LIB32_OBJTREE} ${MAKE} SSP_CFLAGS= DESTDIR= \
	    DIRPRFX=${_dir}/ -DNO_LINT -DNO_CPU_CFLAGS MK_WARNS=no MK_CTF=no \
	    build-tools
.endfor
	${_+_}cd ${.CURDIR}; \
	    ${LIB32WMAKE} -f Makefile.inc1 -DNO_FSCHG libraries
.for _t in obj depend all
	${_+_}cd ${.CURDIR}/libexec/rtld-elf; PROG=ld-elf32.so.1 ${LIB32WMAKE} \
	    -DNO_FSCHG DIRPRFX=libexec/rtld-elf/ ${_t}
	${_+_}cd ${.CURDIR}/usr.bin/ldd; PROG=ldd32 ${LIB32WMAKE} \
	    DIRPRFX=usr.bin/ldd ${_t}
.endfor

distribute32 install32: .MAKE .PHONY
	${_+_}cd ${.CURDIR}/lib; ${LIB32IMAKE} ${.TARGET:S/32$//}
.if ${MK_CDDL} != "no"
	${_+_}cd ${.CURDIR}/cddl/lib; ${LIB32IMAKE} ${.TARGET:S/32$//}
.endif
	${_+_}cd ${.CURDIR}/gnu/lib; ${LIB32IMAKE} ${.TARGET:S/32$//}
.if ${MK_CRYPT} != "no"
	${_+_}cd ${.CURDIR}/secure/lib; ${LIB32IMAKE} ${.TARGET:S/32$//}
.endif
.if ${MK_KERBEROS} != "no"
	${_+_}cd ${.CURDIR}/kerberos5/lib; ${LIB32IMAKE} ${.TARGET:S/32$//}
.endif
	${_+_}cd ${.CURDIR}/libexec/rtld-elf; \
	    PROG=ld-elf32.so.1 ${LIB32IMAKE} ${.TARGET:S/32$//}
	${_+_}cd ${.CURDIR}/usr.bin/ldd; PROG=ldd32 ${LIB32IMAKE} \
	    ${.TARGET:S/32$//}