Makefile.libcompat revision 321594 
1# $FreeBSD: stable/11/Makefile.libcompat 321594 2017-07-26 23:18:14Z emaste $
2
3.if !targets(__<${_this:T}>__)
4__<${_this:T}>__:
5
6# Makefile for the compatibility libraries.
7# - 32-bit compat libraries on PowerPC and AMD64.
8#   could also be for mips, but that doesn't work today.
9
10# -------------------------------------------------------------------
11# 32 bit world
12.if ${TARGET_ARCH} == "amd64"
13.if empty(TARGET_CPUTYPE)
14LIB32CPUFLAGS=	-march=i686 -mmmx -msse -msse2
15.else
16LIB32CPUFLAGS=	-march=${TARGET_CPUTYPE}
17.endif
18LIB32WMAKEENV=	MACHINE=i386 MACHINE_ARCH=i386 \
19		MACHINE_CPU="i686 mmx sse sse2"
20LIB32WMAKEFLAGS=	\
21		AS="${XAS} --32" \
22		LD="${XLD} -m elf_i386_fbsd -L${LIBCOMPATTMP}/usr/lib32" \
23		OBJCOPY="${XOBJCOPY}"
24
25.elif ${TARGET_ARCH} == "powerpc64"
26.if empty(TARGET_CPUTYPE)
27LIB32CPUFLAGS=	-mcpu=powerpc
28.else
29LIB32CPUFLAGS=	-mcpu=${TARGET_CPUTYPE}
30.endif
31LIB32WMAKEENV=	MACHINE=powerpc MACHINE_ARCH=powerpc
32LIB32WMAKEFLAGS=	\
33		LD="${XLD} -m elf32ppc_fbsd" \
34		OBJCOPY="${XOBJCOPY}"
35.endif
36
37LIB32WMAKEFLAGS+= NM="${XNM}"
38
39
40LIB32CFLAGS=	-m32 -DCOMPAT_32BIT
41LIB32DTRACE=	${DTRACE} -32
42LIB32WMAKEFLAGS+=	-DCOMPAT_32BIT
43
44# -------------------------------------------------------------------
45# soft-fp world
46.if ${TARGET_ARCH} == "armv6"
47LIBSOFTCFLAGS=        -DCOMPAT_SOFTFP
48LIBSOFTCPUFLAGS= -mfloat-abi=softfp
49LIBSOFTWMAKEENV= CPUTYPE=soft MACHINE=arm MACHINE_ARCH=armv6
50LIBSOFTWMAKEFLAGS=        -DCOMPAT_SOFTFP
51.endif
52
53# -------------------------------------------------------------------
54# Generic code for each type.
55# Set defaults based on type.
56libcompat=	${LIBCOMPAT:tl}
57_LIBCOMPAT_MAKEVARS=	_OBJTREE TMP CPUFLAGS CFLAGS CXXFLAGS WMAKEENV \
58			WMAKEFLAGS WMAKE
59.for _var in ${_LIBCOMPAT_MAKEVARS}
60.if !empty(LIB${LIBCOMPAT}${_var})
61LIBCOMPAT${_var}?=	${LIB${LIBCOMPAT}${_var}}
62.endif
63.endfor
64
65# Shared flags
66LIBCOMPAT_OBJTREE?=	${OBJTREE}${.CURDIR}/world${libcompat}
67LIBCOMPATTMP?=		${OBJTREE}${.CURDIR}/lib${libcompat}
68
69LIBCOMPATCFLAGS+=	${LIBCOMPATCPUFLAGS} \
70			-L${LIBCOMPATTMP}/usr/lib${libcompat} \
71			--sysroot=${LIBCOMPATTMP} \
72			${BFLAGS}
73
74# -B is needed to find /usr/lib32/crti.o for GCC and /usr/libsoft/crti.o for
75# Clang/GCC.
76LIBCOMPATCFLAGS+=	-B${LIBCOMPATTMP}/usr/lib${libcompat}
77
78.if defined(X_COMPILER_TYPE) && ${X_COMPILER_TYPE} == gcc
79# GCC requires -isystem when using a cross-compiler and --sysroot.  Note that
80# Makefile.inc1 only applies this with an external compiler but libcompat
81# always does since even in-tree GCC 4.2 needs this to override the built-in
82# sysroot path which --sysroot does not actually do for headers.
83LIBCOMPATCFLAGS+=	-isystem ${LIBCOMPATTMP}/usr/include
84# Force using libc++ for external GCC.
85# XXX: This should be checking MK_GNUCXX == no
86.if ${X_COMPILER_VERSION} >= 40800 && \
87    (${MK_CLANG_BOOTSTRAP} == "no" && ${MK_GCC_BOOTSTRAP} == "no")
88LIBCOMPATCXXFLAGS+=	-isystem ${LIBCOMPATTMP}/usr/include/c++/v1 -std=c++11 \
89			-nostdinc++ -L${LIBCOMPAT_OBJTREE}${.CURDIR}/lib/libc++
90.endif
91.endif
92
93# Yes, the flags are redundant.
94LIBCOMPATWMAKEENV+= MAKEOBJDIRPREFIX=${LIBCOMPAT_OBJTREE} \
95		INSTALL="sh ${.CURDIR}/tools/install.sh" \
96		PATH=${TMPPATH} \
97		LIBDIR=/usr/lib${libcompat} \
98		SHLIBDIR=/usr/lib${libcompat} \
99		DTRACE="${LIB$COMPATDTRACE:U${DTRACE}}"
100.if ${MK_META_MODE} != "no"
101# Don't rebuild build-tools targets during normal build.
102LIBCOMPATWMAKEENV+=	BUILD_TOOLS_META=.NOMETA
103.endif
104LIBCOMPATWMAKEFLAGS+= CC="${XCC} ${LIBCOMPATCFLAGS}" \
105		CXX="${XCXX} ${LIBCOMPATCXXFLAGS} ${LIBCOMPATCFLAGS}" \
106		CPP="${XCPP} ${LIBCOMPATCFLAGS}" \
107		DESTDIR=${LIBCOMPATTMP} \
108		-DNO_CPU_CFLAGS \
109		MK_CTF=no \
110		-DNO_LINT \
111		MK_TESTS=no
112LIBCOMPATWMAKE+=	${LIBCOMPATWMAKEENV} ${MAKE} ${LIBCOMPATWMAKEFLAGS} \
113			MK_MAN=no MK_HTML=no
114LIBCOMPATIMAKE+=	${LIBCOMPATWMAKE:NINSTALL=*:NDESTDIR=*} \
115			MK_TOOLCHAIN=no ${IMAKE_INSTALL} \
116			-DLIBRARIES_ONLY
117
118_LC_LIBDIRS.yes=		lib gnu/lib
119_LC_LIBDIRS.${MK_CDDL:tl}+=	cddl/lib
120_LC_LIBDIRS.${MK_CRYPT:tl}+=	secure/lib
121_LC_LIBDIRS.${MK_KERBEROS:tl}+=	kerberos5/lib
122
123_LC_INCDIRS=	\
124		include \
125		lib/ncurses/ncursesw \
126		${_LC_LIBDIRS.yes}
127
128# Shared logic
129build${libcompat}: .PHONY
130	@echo
131	@echo "--------------------------------------------------------------"
132	@echo ">>> stage 5.1: building lib${libcompat} shim libraries"
133	@echo "--------------------------------------------------------------"
134	mkdir -p ${LIBCOMPATTMP}/usr/include
135	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.usr.dist \
136	    -p ${LIBCOMPATTMP}/usr >/dev/null
137	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.include.dist \
138	    -p ${LIBCOMPATTMP}/usr/include >/dev/null
139	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.lib${libcompat}.dist \
140	    -p ${LIBCOMPATTMP}/usr >/dev/null
141.if ${MK_DEBUG_FILES} != "no"
142	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.debug.dist \
143	    -p ${LIBCOMPATTMP}/usr/lib >/dev/null
144	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.lib${libcompat}.dist \
145	    -p ${LIBCOMPATTMP}/usr/lib/debug/usr >/dev/null
146.endif
147	mkdir -p ${WORLDTMP}
148	ln -sf ${.CURDIR}/sys ${WORLDTMP}
149.for _t in obj includes
150.for _dir in ${_LC_INCDIRS}
151	${_+_}cd ${.CURDIR}/${_dir}; ${LIBCOMPATWMAKE} MK_INCLUDES=yes \
152	    DIRPRFX=${_dir}/ ${_t}
153.endfor
154.endfor
155.for _dir in lib/ncurses/ncurses lib/ncurses/ncursesw lib/libmagic
156	${_+_}cd ${.CURDIR}/${_dir}; \
157	    WORLDTMP=${WORLDTMP} \
158	    MAKEFLAGS="-m ${.CURDIR}/tools/build/mk ${.MAKEFLAGS}" \
159	    MAKEOBJDIRPREFIX=${LIBCOMPAT_OBJTREE} ${MAKE} SSP_CFLAGS= DESTDIR= \
160	    DIRPRFX=${_dir}/ -DNO_LINT -DNO_CPU_CFLAGS MK_WARNS=no MK_CTF=no \
161	    build-tools
162.endfor
163	${_+_}cd ${.CURDIR}; \
164	    ${LIBCOMPATWMAKE} -f Makefile.inc1 -DNO_FSCHG libraries
165.if ${libcompat} == "32"
166.for _t in obj all
167	${_+_}cd ${.CURDIR}/libexec/rtld-elf; PROG=ld-elf32.so.1 ${LIBCOMPATWMAKE} \
168	    -DNO_FSCHG DIRPRFX=libexec/rtld-elf/ ${_t}
169	${_+_}cd ${.CURDIR}/usr.bin/ldd; PROG=ldd32 ${LIBCOMPATWMAKE} \
170	    DIRPRFX=usr.bin/ldd ${_t}
171.endfor
172.endif
173
174distribute${libcompat} install${libcompat}: .PHONY
175.for _dir in ${_LC_LIBDIRS.yes}
176	${_+_}cd ${.CURDIR}/${_dir}; ${LIBCOMPATIMAKE} ${.TARGET:S/${libcompat}$//}
177.endfor
178.if ${libcompat} == "32"
179	${_+_}cd ${.CURDIR}/libexec/rtld-elf; \
180	    PROG=ld-elf32.so.1 ${LIBCOMPATIMAKE} ${.TARGET:S/32$//}
181	${_+_}cd ${.CURDIR}/usr.bin/ldd; PROG=ldd32 ${LIBCOMPATIMAKE} \
182	    ${.TARGET:S/32$//}
183.endif
184
185.endif
186