xref: /freebsd/Makefile.libcompat (revision 1c05a6ea6b849ff95e539c31adea887c644a6a01) 
1# $FreeBSD$
2
3.if !targets(__<${_this:T}>__)
4__<${_this:T}>__:
5
6# Makefile for the compatibility libraries.
7# - 32-bit compat libraries on MIPS, PowerPC, and AMD64.
8
9# -------------------------------------------------------------------
10# 32 bit world
11.if ${TARGET_ARCH} == "amd64"
12.if empty(TARGET_CPUTYPE)
13LIB32CPUFLAGS=	-march=i686 -mmmx -msse -msse2
14.else
15LIB32CPUFLAGS=	-march=${TARGET_CPUTYPE}
16.endif
17LIB32CPUFLAGS+=	-m32
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
31LIB32CPUFLAGS+=	-m32
32LIB32WMAKEENV=	MACHINE=powerpc MACHINE_ARCH=powerpc
33LIB32WMAKEFLAGS=	\
34		LD="${XLD} -m elf32ppc_fbsd" \
35		OBJCOPY="${XOBJCOPY}"
36
37.elif ${TARGET_ARCH:Mmips64*} != ""
38.if empty(TARGET_CPUTYPE)
39LIB32CPUFLAGS=	-march=mips3
40.else
41LIB32CPUFLAGS=	-march=${TARGET_CPUTYPE}
42.endif
43LIB32CPUFLAGS+= -mabi=32
44LIB32WMAKEENV=	MACHINE=mips MACHINE_ARCH=mips
45.if ${TARGET_ARCH:Mmips64el*} != ""
46LIB32WMAKEFLAGS= LD="${XLD} -m elf32ltsmip_fbsd"
47.else
48LIB32WMAKEFLAGS= LD="${XLD} -m elf32btsmip_fbsd"
49.endif
50LIB32WMAKEFLAGS+= OBJCOPY="${XOBJCOPY}"
51.endif
52
53LIB32WMAKEFLAGS+= NM="${XNM}"
54
55
56LIB32CFLAGS=	-DCOMPAT_32BIT
57LIB32DTRACE=	${DTRACE} -32
58LIB32WMAKEFLAGS+=	-DCOMPAT_32BIT
59
60# -------------------------------------------------------------------
61# soft-fp world
62.if ${TARGET_ARCH:Marmv[67]*} != ""
63LIBSOFTCFLAGS=        -DCOMPAT_SOFTFP
64LIBSOFTCPUFLAGS= -mfloat-abi=softfp
65LIBSOFTWMAKEENV= CPUTYPE=soft MACHINE=arm MACHINE_ARCH=${TARGET_ARCH}
66LIBSOFTWMAKEFLAGS=        -DCOMPAT_SOFTFP
67.endif
68
69# -------------------------------------------------------------------
70# Generic code for each type.
71# Set defaults based on type.
72libcompat=	${LIBCOMPAT:tl}
73_LIBCOMPAT_MAKEVARS=	_OBJTREE TMP CPUFLAGS CFLAGS CXXFLAGS WMAKEENV \
74			WMAKEFLAGS WMAKE
75.for _var in ${_LIBCOMPAT_MAKEVARS}
76.if !empty(LIB${LIBCOMPAT}${_var})
77LIBCOMPAT${_var}?=	${LIB${LIBCOMPAT}${_var}}
78.endif
79.endfor
80
81# Shared flags
82LIBCOMPAT_OBJTREE?=	${OBJTREE}${.CURDIR}/world${libcompat}
83LIBCOMPATTMP?=		${OBJTREE}${.CURDIR}/lib${libcompat}
84
85LIBCOMPATCFLAGS+=	${LIBCOMPATCPUFLAGS} \
86			-L${LIBCOMPATTMP}/usr/lib${libcompat} \
87			--sysroot=${LIBCOMPATTMP} \
88			${BFLAGS}
89
90# -B is needed to find /usr/lib32/crti.o for GCC and /usr/libsoft/crti.o for
91# Clang/GCC.
92LIBCOMPATCFLAGS+=	-B${LIBCOMPATTMP}/usr/lib${libcompat}
93
94.if ${WANT_COMPILER_TYPE} == gcc || \
95    (defined(X_COMPILER_TYPE) && ${X_COMPILER_TYPE} == gcc)
96# GCC requires -isystem when using a cross-compiler and --sysroot.  Note that
97# Makefile.inc1 only applies this with an external compiler but libcompat
98# always does since even in-tree GCC 4.2 needs this to override the built-in
99# sysroot path which --sysroot does not actually do for headers.
100LIBCOMPATCFLAGS+=	-isystem ${LIBCOMPATTMP}/usr/include
101# Force using libc++ for external GCC.
102.if ${X_COMPILER_TYPE} == gcc && ${X_COMPILER_VERSION} >= 40800 && \
103    (${MK_CLANG_BOOTSTRAP} == "no" && ${MK_GCC_BOOTSTRAP} == "no")
104LIBCOMPATCXXFLAGS+=	-isystem ${LIBCOMPATTMP}/usr/include/c++/v1 -std=c++11 \
105			-nostdinc++
106.endif
107.endif
108
109# Yes, the flags are redundant.
110LIBCOMPATWMAKEENV+= MAKEOBJDIRPREFIX=${LIBCOMPAT_OBJTREE} \
111		INSTALL="sh ${.CURDIR}/tools/install.sh" \
112		PATH=${TMPPATH} \
113		SYSROOT=${LIBCOMPATTMP} \
114		LIBDIR=/usr/lib${libcompat} \
115		SHLIBDIR=/usr/lib${libcompat} \
116		DTRACE="${LIB$COMPATDTRACE:U${DTRACE}}"
117.if ${MK_META_MODE} != "no"
118# Don't rebuild build-tools targets during normal build.
119LIBCOMPATWMAKEENV+=	BUILD_TOOLS_META=.NOMETA
120.endif
121LIBCOMPATWMAKEFLAGS+= CC="${XCC} ${LIBCOMPATCFLAGS}" \
122		CXX="${XCXX} ${LIBCOMPATCXXFLAGS} ${LIBCOMPATCFLAGS}" \
123		CPP="${XCPP} ${LIBCOMPATCFLAGS}" \
124		DESTDIR=${LIBCOMPATTMP} \
125		-DNO_CPU_CFLAGS \
126		MK_CTF=no \
127		-DNO_LINT \
128		MK_TESTS=no
129LIBCOMPATWMAKE+=	${LIBCOMPATWMAKEENV} ${MAKE} ${LIBCOMPATWMAKEFLAGS} \
130			MK_MAN=no MK_HTML=no
131LIBCOMPATIMAKE+=	${LIBCOMPATWMAKE:NINSTALL=*:NDESTDIR=*} \
132			MK_TOOLCHAIN=no ${IMAKE_INSTALL} \
133			-DLIBRARIES_ONLY
134
135_LC_LIBDIRS.yes=		lib gnu/lib
136_LC_LIBDIRS.${MK_CDDL:tl}+=	cddl/lib
137_LC_LIBDIRS.${MK_CRYPT:tl}+=	secure/lib
138_LC_LIBDIRS.${MK_KERBEROS:tl}+=	kerberos5/lib
139
140_LC_INCDIRS=	\
141		include \
142		lib/ncurses/ncursesw \
143		${_LC_LIBDIRS.yes}
144
145# Shared logic
146build${libcompat}: .PHONY
147	@echo
148	@echo "--------------------------------------------------------------"
149	@echo ">>> stage 5.1: building lib${libcompat} shim libraries"
150	@echo "--------------------------------------------------------------"
151	mkdir -p ${LIBCOMPATTMP}/usr/include
152	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.usr.dist \
153	    -p ${LIBCOMPATTMP}/usr >/dev/null
154	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.include.dist \
155	    -p ${LIBCOMPATTMP}/usr/include >/dev/null
156	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.lib${libcompat}.dist \
157	    -p ${LIBCOMPATTMP}/usr >/dev/null
158.if ${MK_DEBUG_FILES} != "no"
159	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.debug.dist \
160	    -p ${LIBCOMPATTMP}/usr/lib >/dev/null
161	mtree -deU -f ${.CURDIR}/etc/mtree/BSD.lib${libcompat}.dist \
162	    -p ${LIBCOMPATTMP}/usr/lib/debug/usr >/dev/null
163.endif
164	mkdir -p ${WORLDTMP}
165	ln -sf ${.CURDIR}/sys ${WORLDTMP}
166.for _t in ${_obj} includes
167.for _dir in ${_LC_INCDIRS}
168	${_+_}cd ${.CURDIR}/${_dir}; ${LIBCOMPATWMAKE} MK_INCLUDES=yes \
169	    DIRPRFX=${_dir}/ ${_t}
170.endfor
171.endfor
172.for _dir in lib/ncurses/ncurses lib/ncurses/ncursesw lib/libmagic
173	${_+_}cd ${.CURDIR}/${_dir}; \
174	    WORLDTMP=${WORLDTMP} \
175	    MAKEFLAGS="-m ${.CURDIR}/tools/build/mk ${.MAKEFLAGS}" \
176	    MAKEOBJDIRPREFIX=${LIBCOMPAT_OBJTREE} ${MAKE} SSP_CFLAGS= DESTDIR= \
177	    DIRPRFX=${_dir}/ -DNO_LINT -DNO_CPU_CFLAGS MK_WARNS=no MK_CTF=no \
178	    build-tools
179.endfor
180	${_+_}cd ${.CURDIR}; \
181	    ${LIBCOMPATWMAKE} -f Makefile.inc1 -DNO_FSCHG libraries
182.if ${libcompat} == "32"
183.for _t in ${_obj} all
184.if !defined(NO_RTLD)
185	${_+_}cd ${.CURDIR}/libexec/rtld-elf; PROG=ld-elf32.so.1 ${LIBCOMPATWMAKE} \
186	    -DNO_FSCHG DIRPRFX=libexec/rtld-elf/ ${_t}
187.endif
188	${_+_}cd ${.CURDIR}/usr.bin/ldd; PROG=ldd32 ${LIBCOMPATWMAKE} \
189	    DIRPRFX=usr.bin/ldd ${_t}
190.endfor
191.endif
192
193distribute${libcompat} install${libcompat}: .PHONY
194.for _dir in ${_LC_LIBDIRS.yes}
195	${_+_}cd ${.CURDIR}/${_dir}; ${LIBCOMPATIMAKE} ${.TARGET:S/${libcompat}$//}
196.endfor
197.if ${libcompat} == "32"
198.if !defined(NO_RTLD)
199	${_+_}cd ${.CURDIR}/libexec/rtld-elf; \
200	    PROG=ld-elf32.so.1 ${LIBCOMPATIMAKE} ${.TARGET:S/32$//}
201.endif
202	${_+_}cd ${.CURDIR}/usr.bin/ldd; PROG=ldd32 ${LIBCOMPATIMAKE} \
203	    ${.TARGET:S/32$//}
204.endif
205
206.endif
207