xref: /freebsd/share/mk/bsd.lib.mk (revision cc3f4b99653c34ae64f8a1fddea370abefef680e)
1#	from: @(#)bsd.lib.mk	5.26 (Berkeley) 5/2/91
2# $FreeBSD$
3#
4
5.include <bsd.init.mk>
6
7# Set up the variables controlling shared libraries.  After this section,
8# SHLIB_NAME will be defined only if we are to create a shared library.
9# SHLIB_LINK will be defined only if we are to create a link to it.
10# INSTALL_PIC_ARCHIVE will be defined only if we are to create a PIC archive.
11.if defined(NO_PIC)
12.undef SHLIB_NAME
13.undef INSTALL_PIC_ARCHIVE
14.else
15.if !defined(SHLIB) && defined(LIB)
16SHLIB=		${LIB}
17.endif
18.if !defined(SHLIB_NAME) && defined(SHLIB) && defined(SHLIB_MAJOR)
19SHLIB_NAME=	lib${SHLIB}.so.${SHLIB_MAJOR}
20.endif
21.if defined(SHLIB_NAME) && !empty(SHLIB_NAME:M*.so.*)
22SHLIB_LINK?=	${SHLIB_NAME:R}
23.endif
24SONAME?=	${SHLIB_NAME}
25.endif
26
27.if defined(CRUNCH_CFLAGS)
28CFLAGS+=	${CRUNCH_CFLAGS}
29.endif
30
31.if ${MK_ASSERT_DEBUG} == "no"
32CFLAGS+= -DNDEBUG
33NO_WERROR=
34.endif
35
36.if defined(DEBUG_FLAGS)
37CFLAGS+= ${DEBUG_FLAGS}
38
39.if ${MK_CTF} != "no" && ${DEBUG_FLAGS:M-g} != ""
40CTFFLAGS+= -g
41.endif
42.else
43STRIP?=	-s
44.endif
45
46.if ${MK_DEBUG_FILES} != "no" && empty(DEBUG_FLAGS:M-g) && \
47    empty(DEBUG_FLAGS:M-gdwarf*)
48CFLAGS+= -g
49CTFFLAGS+= -g
50.endif
51
52.include <bsd.libnames.mk>
53
54# prefer .s to a .c, add .po, remove stuff not used in the BSD libraries
55# .So used for PIC object files
56.SUFFIXES:
57.SUFFIXES: .out .o .po .So .S .asm .s .c .cc .cpp .cxx .C .f .y .l .ln
58
59.if !defined(PICFLAG)
60.if ${MACHINE_CPUARCH} == "sparc64"
61PICFLAG=-fPIC
62.else
63PICFLAG=-fpic
64.endif
65.endif
66
67PO_FLAG=-pg
68
69.c.o:
70	${CC} ${STATIC_CFLAGS} ${CFLAGS} -c ${.IMPSRC} -o ${.TARGET}
71	${CTFCONVERT_CMD}
72
73.c.po:
74	${CC} ${PO_FLAG} ${STATIC_CFLAGS} ${PO_CFLAGS} -c ${.IMPSRC} -o ${.TARGET}
75	${CTFCONVERT_CMD}
76
77.c.So:
78	${CC} ${PICFLAG} -DPIC ${SHARED_CFLAGS} ${CFLAGS} -c ${.IMPSRC} -o ${.TARGET}
79	${CTFCONVERT_CMD}
80
81.cc.o .C.o .cpp.o .cxx.o:
82	${CXX} ${STATIC_CXXFLAGS} ${CXXFLAGS} -c ${.IMPSRC} -o ${.TARGET}
83
84.cc.po .C.po .cpp.po .cxx.po:
85	${CXX} ${PO_FLAG} ${STATIC_CXXFLAGS} ${PO_CXXFLAGS} -c ${.IMPSRC} -o ${.TARGET}
86
87.cc.So .C.So .cpp.So .cxx.So:
88	${CXX} ${PICFLAG} -DPIC ${SHARED_CXXFLAGS} ${CXXFLAGS} -c ${.IMPSRC} -o ${.TARGET}
89
90.f.po:
91	${FC} -pg ${FFLAGS} -o ${.TARGET} -c ${.IMPSRC}
92	${CTFCONVERT_CMD}
93
94.f.So:
95	${FC} ${PICFLAG} -DPIC ${FFLAGS} -o ${.TARGET} -c ${.IMPSRC}
96	${CTFCONVERT_CMD}
97
98.s.po .s.So:
99	${AS} ${AFLAGS} -o ${.TARGET} ${.IMPSRC}
100	${CTFCONVERT_CMD}
101
102.asm.po:
103	${CC} -x assembler-with-cpp -DPROF ${PO_CFLAGS} ${ACFLAGS} \
104		-c ${.IMPSRC} -o ${.TARGET}
105	${CTFCONVERT_CMD}
106
107.asm.So:
108	${CC} -x assembler-with-cpp ${PICFLAG} -DPIC ${CFLAGS} ${ACFLAGS} \
109	    -c ${.IMPSRC} -o ${.TARGET}
110	${CTFCONVERT_CMD}
111
112.S.po:
113	${CC} -DPROF ${PO_CFLAGS} ${ACFLAGS} -c ${.IMPSRC} -o ${.TARGET}
114	${CTFCONVERT_CMD}
115
116.S.So:
117	${CC} ${PICFLAG} -DPIC ${CFLAGS} ${ACFLAGS} -c ${.IMPSRC} -o ${.TARGET}
118	${CTFCONVERT_CMD}
119
120.if !defined(_SKIP_BUILD)
121all: beforebuild .WAIT
122beforebuild: objwarn
123.endif
124
125.if defined(PRIVATELIB)
126_LIBDIR:=${LIBPRIVATEDIR}
127_SHLIBDIR:=${LIBPRIVATEDIR}
128.else
129_LIBDIR:=${LIBDIR}
130_SHLIBDIR:=${SHLIBDIR}
131.endif
132
133.if defined(SHLIB_NAME)
134.if ${MK_DEBUG_FILES} != "no"
135SHLIB_NAME_FULL=${SHLIB_NAME}.full
136# Use ${DEBUGDIR} for base system debug files, else .debug subdirectory
137.if ${_SHLIBDIR} == "/boot" ||\
138    ${SHLIBDIR:C%/lib(/.*)?$%/lib%} == "/lib" ||\
139    ${SHLIBDIR:C%/usr/lib(32)?(/.*)?%/usr/lib%} == "/usr/lib"
140DEBUGFILEDIR=${DEBUGDIR}${_SHLIBDIR}
141.else
142DEBUGFILEDIR=${_SHLIBDIR}/.debug
143DEBUGMKDIR=
144.endif
145.else
146SHLIB_NAME_FULL=${SHLIB_NAME}
147.endif
148.endif
149
150.include <bsd.symver.mk>
151
152# Allow libraries to specify their own version map or have it
153# automatically generated (see bsd.symver.mk above).
154.if ${MK_SYMVER} == "yes" && !empty(VERSION_MAP)
155${SHLIB_NAME_FULL}:	${VERSION_MAP}
156LDFLAGS+=	-Wl,--version-script=${VERSION_MAP}
157.endif
158
159.if defined(USEPRIVATELIB)
160LDFLAGS+= -L${_SHLIBDIRPREFIX}${LIBPRIVATEDIR} -rpath ${LIBPRIVATEDIR}
161.endif
162
163.if defined(LIB) && !empty(LIB) || defined(SHLIB_NAME)
164OBJS+=		${SRCS:N*.h:R:S/$/.o/}
165.endif
166
167.if defined(LIB) && !empty(LIB)
168_LIBS=		lib${LIB}.a
169
170lib${LIB}.a: ${OBJS} ${STATICOBJS}
171	@${ECHO} building static ${LIB} library
172	@rm -f ${.TARGET}
173.if !defined(NM)
174	@${AR} ${ARFLAGS} ${.TARGET} `lorder ${OBJS} ${STATICOBJS} | tsort -q` ${ARADD}
175.else
176	@${AR} ${ARFLAGS} ${.TARGET} `NM='${NM}' lorder ${OBJS} ${STATICOBJS} | tsort -q` ${ARADD}
177.endif
178	${RANLIB} ${RANLIBFLAGS} ${.TARGET}
179.endif
180
181.if !defined(INTERNALLIB)
182
183.if ${MK_PROFILE} != "no" && defined(LIB) && !empty(LIB)
184_LIBS+=		lib${LIB}_p.a
185POBJS+=		${OBJS:.o=.po} ${STATICOBJS:.o=.po}
186
187lib${LIB}_p.a: ${POBJS}
188	@${ECHO} building profiled ${LIB} library
189	@rm -f ${.TARGET}
190.if !defined(NM)
191	@${AR} ${ARFLAGS} ${.TARGET} `lorder ${POBJS} | tsort -q` ${ARADD}
192.else
193	@${AR} ${ARFLAGS} ${.TARGET} `NM='${NM}' lorder ${POBJS} | tsort -q` ${ARADD}
194.endif
195	${RANLIB} ${RANLIBFLAGS} ${.TARGET}
196.endif
197
198.if defined(SHLIB_NAME) || \
199    defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB)
200SOBJS+=		${OBJS:.o=.So}
201.endif
202
203.if defined(SHLIB_NAME)
204_LIBS+=		${SHLIB_NAME}
205
206SOLINKOPTS=	-shared -Wl,-x
207.if !defined(ALLOW_SHARED_TEXTREL)
208SOLINKOPTS+=	-Wl,--fatal-warnings -Wl,--warn-shared-textrel
209.endif
210
211.if target(beforelinking)
212beforelinking: ${SOBJS}
213${SHLIB_NAME_FULL}: beforelinking
214.endif
215${SHLIB_NAME_FULL}: ${SOBJS}
216	@${ECHO} building shared library ${SHLIB_NAME}
217	@rm -f ${SHLIB_NAME} ${SHLIB_LINK}
218.if defined(SHLIB_LINK)
219	@${INSTALL_SYMLINK} ${SHLIB_NAME} ${SHLIB_LINK}
220.endif
221.if !defined(NM)
222	@${CC} ${LDFLAGS} ${SSP_CFLAGS} ${SOLINKOPTS} \
223	    -o ${.TARGET} -Wl,-soname,${SONAME} \
224	    `lorder ${SOBJS} | tsort -q` ${LDADD}
225.else
226	@${CC} ${LDFLAGS} ${SSP_CFLAGS} ${SOLINKOPTS} \
227	    -o ${.TARGET} -Wl,-soname,${SONAME} \
228	    `NM='${NM}' lorder ${SOBJS} | tsort -q` ${LDADD}
229.endif
230.if ${MK_CTF} != "no"
231	${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${SOBJS}
232.endif
233
234.if ${MK_DEBUG_FILES} != "no"
235CLEANFILES+=	${SHLIB_NAME_FULL} ${SHLIB_NAME}.debug
236${SHLIB_NAME}: ${SHLIB_NAME_FULL} ${SHLIB_NAME}.debug
237	${OBJCOPY} --strip-debug --add-gnu-debuglink=${SHLIB_NAME}.debug \
238	    ${SHLIB_NAME_FULL} ${.TARGET}
239
240${SHLIB_NAME}.debug: ${SHLIB_NAME_FULL}
241	${OBJCOPY} --only-keep-debug ${SHLIB_NAME_FULL} ${.TARGET}
242.endif
243.endif #defined(SHLIB_NAME)
244
245.if defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB) && ${MK_TOOLCHAIN} != "no"
246_LIBS+=		lib${LIB}_pic.a
247
248lib${LIB}_pic.a: ${SOBJS}
249	@${ECHO} building special pic ${LIB} library
250	@rm -f ${.TARGET}
251	@${AR} ${ARFLAGS} ${.TARGET} ${SOBJS} ${ARADD}
252	${RANLIB} ${RANLIBFLAGS} ${.TARGET}
253.endif
254
255.if defined(WANT_LINT) && !defined(NO_LINT) && defined(LIB) && !empty(LIB)
256LINTLIB=	llib-l${LIB}.ln
257_LIBS+=		${LINTLIB}
258LINTOBJS+=	${SRCS:M*.c:.c=.ln}
259
260${LINTLIB}: ${LINTOBJS}
261	@${ECHO} building lint library ${.TARGET}
262	@rm -f ${.TARGET}
263	${LINT} ${LINTLIBFLAGS} ${CFLAGS:M-[DIU]*} ${.ALLSRC}
264.endif
265
266.endif # !defined(INTERNALLIB)
267
268.if defined(_SKIP_BUILD)
269all:
270.else
271all: ${_LIBS}
272
273.if ${MK_MAN} != "no"
274all: _manpages
275.endif
276.endif
277
278_EXTRADEPEND:
279	@TMP=_depend$$$$; \
280	sed -e 's/^\([^\.]*\).o[ ]*:/\1.o \1.po \1.So:/' < ${DEPENDFILE} \
281	    > $$TMP; \
282	mv $$TMP ${DEPENDFILE}
283.if !defined(NO_EXTRADEPEND) && defined(SHLIB_NAME)
284.if defined(DPADD) && !empty(DPADD)
285	echo ${SHLIB_NAME}: ${DPADD} >> ${DEPENDFILE}
286.endif
287.endif
288
289.if !target(install)
290
291.if defined(PRECIOUSLIB)
292.if !defined(NO_FSCHG)
293SHLINSTALLFLAGS+= -fschg
294.endif
295SHLINSTALLFLAGS+= -S
296.endif
297
298_INSTALLFLAGS:=	${INSTALLFLAGS}
299.for ie in ${INSTALLFLAGS_EDIT}
300_INSTALLFLAGS:=	${_INSTALLFLAGS${ie}}
301.endfor
302_SHLINSTALLFLAGS:=	${SHLINSTALLFLAGS}
303.for ie in ${INSTALLFLAGS_EDIT}
304_SHLINSTALLFLAGS:=	${_SHLINSTALLFLAGS${ie}}
305.endfor
306
307.if !defined(INTERNALLIB)
308realinstall: _libinstall
309.ORDER: beforeinstall _libinstall
310_libinstall:
311.if defined(LIB) && !empty(LIB) && ${MK_INSTALLLIB} != "no"
312	${INSTALL} -C -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
313	    ${_INSTALLFLAGS} lib${LIB}.a ${DESTDIR}${_LIBDIR}
314.endif
315.if ${MK_PROFILE} != "no" && defined(LIB) && !empty(LIB)
316	${INSTALL} -C -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
317	    ${_INSTALLFLAGS} lib${LIB}_p.a ${DESTDIR}${_LIBDIR}
318.endif
319.if defined(SHLIB_NAME)
320	${INSTALL} ${STRIP} -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
321	    ${_INSTALLFLAGS} ${_SHLINSTALLFLAGS} \
322	    ${SHLIB_NAME} ${DESTDIR}${_SHLIBDIR}
323.if ${MK_DEBUG_FILES} != "no"
324.if defined(DEBUGMKDIR)
325	${INSTALL} -T debug -d ${DESTDIR}${DEBUGFILEDIR}
326.endif
327	${INSTALL} -T debug -o ${LIBOWN} -g ${LIBGRP} -m ${DEBUGMODE} \
328	    ${_INSTALLFLAGS} \
329	    ${SHLIB_NAME}.debug ${DESTDIR}${DEBUGFILEDIR}
330.endif
331.if defined(SHLIB_LINK)
332# ${_SHLIBDIRPREFIX} and ${_LDSCRIPTROOT} are both needed when cross-building
333# and when building 32 bits library shims.  ${_SHLIBDIRPREFIX} is the directory
334# prefix where shared objects will be installed by the install target.
335#
336# ${_LDSCRIPTROOT} is the directory prefix that will be used when generating
337# ld(1) scripts.  The crosstools' ld is configured to lookup libraries in an
338# alternative directory which is called "sysroot", so during buildworld binaries
339# won't be linked against the running system libraries but against the ones of
340# the current source tree.  ${_LDSCRIPTROOT} behavior is twisted because of
341# the location where we store them:
342# - 64 bits libs are located under sysroot, so ${_LDSCRIPTROOT} must be empty
343#   because ld(1) will manage to find them from sysroot;
344# - 32 bits shims are not, so ${_LDSCRIPTROOT} is used to specify their full
345#   path, outside of sysroot.
346# Note that ld(1) scripts are generated both during buildworld and
347# installworld; in the later case ${_LDSCRIPTROOT} must be obviously empty
348# because on the target system, libraries are meant to be looked up from /.
349.if defined(SHLIB_LDSCRIPT) && !empty(SHLIB_LDSCRIPT) && exists(${.CURDIR}/${SHLIB_LDSCRIPT})
350	sed -e 's,@@SHLIB@@,${_LDSCRIPTROOT}${_SHLIBDIR}/${SHLIB_NAME},g' \
351	    -e 's,@@LIBDIR@@,${_LDSCRIPTROOT}${_LIBDIR},g' \
352	    ${.CURDIR}/${SHLIB_LDSCRIPT} > ${DESTDIR}${_LIBDIR}/${SHLIB_LINK:R}.ld
353	${INSTALL} -S -C -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
354	    ${_INSTALLFLAGS} ${DESTDIR}${_LIBDIR}/${SHLIB_LINK:R}.ld \
355	    ${DESTDIR}${_LIBDIR}/${SHLIB_LINK}
356	rm -f ${DESTDIR}${_LIBDIR}/${SHLIB_LINK:R}.ld
357
358.else
359.if ${_SHLIBDIR} == ${_LIBDIR}
360	${INSTALL_SYMLINK} ${SHLIB_NAME} ${DESTDIR}${_LIBDIR}/${SHLIB_LINK}
361.else
362	${INSTALL_SYMLINK} ${_SHLIBDIRPREFIX}${_SHLIBDIR}/${SHLIB_NAME} \
363	    ${DESTDIR}${_LIBDIR}/${SHLIB_LINK}
364.if exists(${DESTDIR}${_LIBDIR}/${SHLIB_NAME})
365	-chflags noschg ${DESTDIR}${_LIBDIR}/${SHLIB_NAME}
366	rm -f ${DESTDIR}${_LIBDIR}/${SHLIB_NAME}
367.endif
368.endif
369.endif # SHLIB_LDSCRIPT
370.endif # SHLIB_LINK
371.endif # SHIB_NAME
372.if defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB) && ${MK_TOOLCHAIN} != "no"
373	${INSTALL} -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
374	    ${_INSTALLFLAGS} lib${LIB}_pic.a ${DESTDIR}${_LIBDIR}
375.endif
376.if defined(WANT_LINT) && !defined(NO_LINT) && defined(LIB) && !empty(LIB)
377	${INSTALL} -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
378	    ${_INSTALLFLAGS} ${LINTLIB} ${DESTDIR}${LINTLIBDIR}
379.endif
380.endif # !defined(INTERNALLIB)
381
382.if !defined(LIBRARIES_ONLY)
383.include <bsd.nls.mk>
384.include <bsd.files.mk>
385.include <bsd.incs.mk>
386.endif
387
388.include <bsd.links.mk>
389
390.if ${MK_MAN} != "no" && !defined(LIBRARIES_ONLY)
391realinstall: _maninstall
392.ORDER: beforeinstall _maninstall
393.endif
394
395.endif
396
397.if !target(lint)
398lint: ${SRCS:M*.c}
399	${LINT} ${LINTFLAGS} ${CFLAGS:M-[DIU]*} ${.ALLSRC}
400.endif
401
402.if ${MK_MAN} != "no" && !defined(LIBRARIES_ONLY)
403.include <bsd.man.mk>
404.endif
405
406.include <bsd.dep.mk>
407
408.if !exists(${.OBJDIR}/${DEPENDFILE})
409.if defined(LIB) && !empty(LIB)
410${OBJS} ${STATICOBJS} ${POBJS}: ${SRCS:M*.h}
411.for _S in ${SRCS:N*.[hly]}
412${_S:R}.po: ${_S}
413.endfor
414.endif
415.if defined(SHLIB_NAME) || \
416    defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB)
417${SOBJS}: ${SRCS:M*.h}
418.for _S in ${SRCS:N*.[hly]}
419${_S:R}.So: ${_S}
420.endfor
421.endif
422.endif
423
424.if !target(clean)
425clean:
426.if defined(CLEANFILES) && !empty(CLEANFILES)
427	rm -f ${CLEANFILES}
428.endif
429.if defined(LIB) && !empty(LIB)
430	rm -f a.out ${OBJS} ${OBJS:S/$/.tmp/} ${STATICOBJS}
431.endif
432.if !defined(INTERNALLIB)
433.if ${MK_PROFILE} != "no" && defined(LIB) && !empty(LIB)
434	rm -f ${POBJS} ${POBJS:S/$/.tmp/}
435.endif
436.if defined(SHLIB_NAME) || \
437    defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB)
438	rm -f ${SOBJS} ${SOBJS:.So=.so} ${SOBJS:S/$/.tmp/}
439.endif
440.if defined(SHLIB_NAME)
441.if defined(SHLIB_LINK)
442.if defined(SHLIB_LDSCRIPT) && exists(${.CURDIR}/${SHLIB_LDSCRIPT})
443	rm -f lib${LIB}.ld
444.endif
445	rm -f ${SHLIB_LINK}
446.endif
447.endif # defined(SHLIB_NAME)
448.if defined(WANT_LINT) && defined(LIB) && !empty(LIB)
449	rm -f ${LINTOBJS}
450.endif
451.endif # !defined(INTERNALLIB)
452.if defined(_LIBS) && !empty(_LIBS)
453	rm -f ${_LIBS}
454.endif
455.if defined(CLEANDIRS) && !empty(CLEANDIRS)
456	rm -rf ${CLEANDIRS}
457.endif
458.if !empty(VERSION_DEF) && !empty(SYMBOL_MAPS)
459	rm -f ${VERSION_MAP}
460.endif
461.endif
462
463.include <bsd.obj.mk>
464
465.include <bsd.sys.mk>
466