xref: /freebsd/share/mk/bsd.lib.mk (revision 95d45410b5100e07f6f98450bcd841a8945d4726)
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*)
48SHARED_CFLAGS+= -g
49SHARED_CXXFLAGS+= -g
50CTFFLAGS+= -g
51.endif
52
53.include <bsd.libnames.mk>
54
55# prefer .s to a .c, add .po, remove stuff not used in the BSD libraries
56# .So used for PIC object files
57.SUFFIXES:
58.SUFFIXES: .out .o .po .So .S .asm .s .c .cc .cpp .cxx .C .f .y .l .ln
59
60.if !defined(PICFLAG)
61.if ${MACHINE_CPUARCH} == "sparc64"
62PICFLAG=-fPIC
63.else
64PICFLAG=-fpic
65.endif
66.endif
67
68PO_FLAG=-pg
69
70.c.o:
71	${CC} ${STATIC_CFLAGS} ${CFLAGS} -c ${.IMPSRC} -o ${.TARGET}
72	${CTFCONVERT_CMD}
73
74.c.po:
75	${CC} ${PO_FLAG} ${STATIC_CFLAGS} ${PO_CFLAGS} -c ${.IMPSRC} -o ${.TARGET}
76	${CTFCONVERT_CMD}
77
78.c.So:
79	${CC} ${PICFLAG} -DPIC ${SHARED_CFLAGS} ${CFLAGS} -c ${.IMPSRC} -o ${.TARGET}
80	${CTFCONVERT_CMD}
81
82.cc.o .C.o .cpp.o .cxx.o:
83	${CXX} ${STATIC_CXXFLAGS} ${CXXFLAGS} -c ${.IMPSRC} -o ${.TARGET}
84
85.cc.po .C.po .cpp.po .cxx.po:
86	${CXX} ${PO_FLAG} ${STATIC_CXXFLAGS} ${PO_CXXFLAGS} -c ${.IMPSRC} -o ${.TARGET}
87
88.cc.So .C.So .cpp.So .cxx.So:
89	${CXX} ${PICFLAG} -DPIC ${SHARED_CXXFLAGS} ${CXXFLAGS} -c ${.IMPSRC} -o ${.TARGET}
90
91.f.po:
92	${FC} -pg ${FFLAGS} -o ${.TARGET} -c ${.IMPSRC}
93	${CTFCONVERT_CMD}
94
95.f.So:
96	${FC} ${PICFLAG} -DPIC ${FFLAGS} -o ${.TARGET} -c ${.IMPSRC}
97	${CTFCONVERT_CMD}
98
99.s.po .s.So:
100	${AS} ${AFLAGS} -o ${.TARGET} ${.IMPSRC}
101	${CTFCONVERT_CMD}
102
103.asm.po:
104	${CC} -x assembler-with-cpp -DPROF ${PO_CFLAGS} ${ACFLAGS} \
105		-c ${.IMPSRC} -o ${.TARGET}
106	${CTFCONVERT_CMD}
107
108.asm.So:
109	${CC} -x assembler-with-cpp ${PICFLAG} -DPIC ${CFLAGS} ${ACFLAGS} \
110	    -c ${.IMPSRC} -o ${.TARGET}
111	${CTFCONVERT_CMD}
112
113.S.po:
114	${CC} -DPROF ${PO_CFLAGS} ${ACFLAGS} -c ${.IMPSRC} -o ${.TARGET}
115	${CTFCONVERT_CMD}
116
117.S.So:
118	${CC} ${PICFLAG} -DPIC ${CFLAGS} ${ACFLAGS} -c ${.IMPSRC} -o ${.TARGET}
119	${CTFCONVERT_CMD}
120
121all: objwarn
122
123.if defined(PRIVATELIB)
124_LIBDIR:=${LIBPRIVATEDIR}
125_SHLIBDIR:=${LIBPRIVATEDIR}
126.else
127_LIBDIR:=${LIBDIR}
128_SHLIBDIR:=${SHLIBDIR}
129.endif
130
131.if defined(SHLIB_NAME)
132.if ${MK_DEBUG_FILES} != "no"
133SHLIB_NAME_FULL=${SHLIB_NAME}.full
134# Use ${DEBUGDIR} for base system debug files, else .debug subdirectory
135.if ${_SHLIBDIR} == "/boot" ||\
136    ${SHLIBDIR:C%/lib(/.*)?$%/lib%} == "/lib" ||\
137    ${SHLIBDIR:C%/usr/lib(32)?(/.*)?%/usr/lib%} == "/usr/lib"
138DEBUGFILEDIR=${DEBUGDIR}${_SHLIBDIR}
139.else
140DEBUGFILEDIR=${_SHLIBDIR}/.debug
141DEBUGMKDIR=
142.endif
143.else
144SHLIB_NAME_FULL=${SHLIB_NAME}
145.endif
146.endif
147
148.include <bsd.symver.mk>
149
150# Allow libraries to specify their own version map or have it
151# automatically generated (see bsd.symver.mk above).
152.if ${MK_SYMVER} == "yes" && !empty(VERSION_MAP)
153${SHLIB_NAME_FULL}:	${VERSION_MAP}
154LDFLAGS+=	-Wl,--version-script=${VERSION_MAP}
155.endif
156
157.if defined(USEPRIVATELIB)
158LDFLAGS+= -L${_SHLIBDIRPREFIX}${LIBPRIVATEDIR} -rpath ${LIBPRIVATEDIR}
159.endif
160
161.if defined(LIB) && !empty(LIB) || defined(SHLIB_NAME)
162OBJS+=		${SRCS:N*.h:R:S/$/.o/}
163NOPATH_FILES+=	${OBJS}
164.endif
165
166.if defined(LIB) && !empty(LIB)
167_LIBS=		lib${LIB}.a
168
169lib${LIB}.a: ${OBJS} ${STATICOBJS}
170	@${ECHO} building static ${LIB} library
171	@rm -f ${.TARGET}
172.if !defined(NM)
173	@${AR} ${ARFLAGS} ${.TARGET} `lorder ${OBJS} ${STATICOBJS} | tsort -q` ${ARADD}
174.else
175	@${AR} ${ARFLAGS} ${.TARGET} `NM='${NM}' lorder ${OBJS} ${STATICOBJS} | tsort -q` ${ARADD}
176.endif
177	${RANLIB} ${RANLIBFLAGS} ${.TARGET}
178.endif
179
180.if !defined(INTERNALLIB)
181
182.if ${MK_PROFILE} != "no" && defined(LIB) && !empty(LIB)
183_LIBS+=		lib${LIB}_p.a
184POBJS+=		${OBJS:.o=.po} ${STATICOBJS:.o=.po}
185NOPATH_FILES+=	${POBJS}
186
187lib${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}
201NOPATH_FILES+=	${SOBJS}
202.endif
203
204.if defined(SHLIB_NAME)
205_LIBS+=		${SHLIB_NAME}
206
207SOLINKOPTS=	-shared -Wl,-x
208.if !defined(ALLOW_SHARED_TEXTREL)
209SOLINKOPTS+=	-Wl,--fatal-warnings -Wl,--warn-shared-textrel
210.endif
211
212.if target(beforelinking)
213beforelinking: ${SOBJS}
214${SHLIB_NAME_FULL}: beforelinking
215.endif
216${SHLIB_NAME_FULL}: ${SOBJS}
217	@${ECHO} building shared library ${SHLIB_NAME}
218	@rm -f ${SHLIB_NAME} ${SHLIB_LINK}
219.if defined(SHLIB_LINK)
220	@${INSTALL_SYMLINK} ${SHLIB_NAME} ${SHLIB_LINK}
221.endif
222.if !defined(NM)
223	@${CC} ${LDFLAGS} ${SSP_CFLAGS} ${SOLINKOPTS} \
224	    -o ${.TARGET} -Wl,-soname,${SONAME} \
225	    `lorder ${SOBJS} | tsort -q` ${LDADD}
226.else
227	@${CC} ${LDFLAGS} ${SSP_CFLAGS} ${SOLINKOPTS} \
228	    -o ${.TARGET} -Wl,-soname,${SONAME} \
229	    `NM='${NM}' lorder ${SOBJS} | tsort -q` ${LDADD}
230.endif
231.if ${MK_CTF} != "no"
232	${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${SOBJS}
233.endif
234
235.if ${MK_DEBUG_FILES} != "no"
236CLEANFILES+=	${SHLIB_NAME_FULL} ${SHLIB_NAME}.debug
237${SHLIB_NAME}: ${SHLIB_NAME_FULL} ${SHLIB_NAME}.debug
238	${OBJCOPY} --strip-debug --add-gnu-debuglink=${SHLIB_NAME}.debug \
239	    ${SHLIB_NAME_FULL} ${.TARGET}
240
241${SHLIB_NAME}.debug: ${SHLIB_NAME_FULL}
242	${OBJCOPY} --only-keep-debug ${SHLIB_NAME_FULL} ${.TARGET}
243.endif
244.endif #defined(SHLIB_NAME)
245
246.if defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB) && ${MK_TOOLCHAIN} != "no"
247_LIBS+=		lib${LIB}_pic.a
248
249lib${LIB}_pic.a: ${SOBJS}
250	@${ECHO} building special pic ${LIB} library
251	@rm -f ${.TARGET}
252	@${AR} ${ARFLAGS} ${.TARGET} ${SOBJS} ${ARADD}
253	${RANLIB} ${RANLIBFLAGS} ${.TARGET}
254.endif
255
256.if defined(WANT_LINT) && !defined(NO_LINT) && defined(LIB) && !empty(LIB)
257LINTLIB=	llib-l${LIB}.ln
258_LIBS+=		${LINTLIB}
259LINTOBJS+=	${SRCS:M*.c:.c=.ln}
260NOPATH_FILES+=	${LINTOBJS}
261
262${LINTLIB}: ${LINTOBJS}
263	@${ECHO} building lint library ${.TARGET}
264	@rm -f ${.TARGET}
265	${LINT} ${LINTLIBFLAGS} ${CFLAGS:M-[DIU]*} ${.ALLSRC}
266.endif
267
268.endif # !defined(INTERNALLIB)
269
270all: ${_LIBS}
271
272.if ${MK_MAN} != "no"
273all: _manpages
274.endif
275
276_EXTRADEPEND:
277	@TMP=_depend$$$$; \
278	sed -e 's/^\([^\.]*\).o[ ]*:/\1.o \1.po \1.So:/' < ${DEPENDFILE} \
279	    > $$TMP; \
280	mv $$TMP ${DEPENDFILE}
281.if !defined(NO_EXTRADEPEND) && defined(SHLIB_NAME)
282.if defined(DPADD) && !empty(DPADD)
283	echo ${SHLIB_NAME}: ${DPADD} >> ${DEPENDFILE}
284.endif
285.endif
286
287.if !target(install)
288
289.if defined(PRECIOUSLIB)
290.if !defined(NO_FSCHG)
291SHLINSTALLFLAGS+= -fschg
292.endif
293SHLINSTALLFLAGS+= -S
294.endif
295
296_INSTALLFLAGS:=	${INSTALLFLAGS}
297.for ie in ${INSTALLFLAGS_EDIT}
298_INSTALLFLAGS:=	${_INSTALLFLAGS${ie}}
299.endfor
300_SHLINSTALLFLAGS:=	${SHLINSTALLFLAGS}
301.for ie in ${INSTALLFLAGS_EDIT}
302_SHLINSTALLFLAGS:=	${_SHLINSTALLFLAGS${ie}}
303.endfor
304
305.if !defined(INTERNALLIB)
306realinstall: _libinstall
307.ORDER: beforeinstall _libinstall
308_libinstall:
309.if defined(LIB) && !empty(LIB) && ${MK_INSTALLLIB} != "no"
310	${INSTALL} -C -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
311	    ${_INSTALLFLAGS} lib${LIB}.a ${DESTDIR}${_LIBDIR}
312.endif
313.if ${MK_PROFILE} != "no" && defined(LIB) && !empty(LIB)
314	${INSTALL} -C -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
315	    ${_INSTALLFLAGS} lib${LIB}_p.a ${DESTDIR}${_LIBDIR}
316.endif
317.if defined(SHLIB_NAME)
318	${INSTALL} ${STRIP} -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
319	    ${_INSTALLFLAGS} ${_SHLINSTALLFLAGS} \
320	    ${SHLIB_NAME} ${DESTDIR}${_SHLIBDIR}
321.if ${MK_DEBUG_FILES} != "no"
322.if defined(DEBUGMKDIR)
323	${INSTALL} -T debug -d ${DESTDIR}${DEBUGFILEDIR}
324.endif
325	${INSTALL} -T debug -o ${LIBOWN} -g ${LIBGRP} -m ${DEBUGMODE} \
326	    ${_INSTALLFLAGS} \
327	    ${SHLIB_NAME}.debug ${DESTDIR}${DEBUGFILEDIR}
328.endif
329.if defined(SHLIB_LINK)
330# ${_SHLIBDIRPREFIX} and ${_LDSCRIPTROOT} are both needed when cross-building
331# and when building 32 bits library shims.  ${_SHLIBDIRPREFIX} is the directory
332# prefix where shared objects will be installed by the install target.
333#
334# ${_LDSCRIPTROOT} is the directory prefix that will be used when generating
335# ld(1) scripts.  The crosstools' ld is configured to lookup libraries in an
336# alternative directory which is called "sysroot", so during buildworld binaries
337# won't be linked against the running system libraries but against the ones of
338# the current source tree.  ${_LDSCRIPTROOT} behavior is twisted because of
339# the location where we store them:
340# - 64 bits libs are located under sysroot, so ${_LDSCRIPTROOT} must be empty
341#   because ld(1) will manage to find them from sysroot;
342# - 32 bits shims are not, so ${_LDSCRIPTROOT} is used to specify their full
343#   path, outside of sysroot.
344# Note that ld(1) scripts are generated both during buildworld and
345# installworld; in the later case ${_LDSCRIPTROOT} must be obviously empty
346# because on the target system, libraries are meant to be looked up from /.
347.if defined(SHLIB_LDSCRIPT) && !empty(SHLIB_LDSCRIPT) && exists(${.CURDIR}/${SHLIB_LDSCRIPT})
348	sed -e 's,@@SHLIB@@,${_LDSCRIPTROOT}${_SHLIBDIR}/${SHLIB_NAME},g' \
349	    -e 's,@@LIBDIR@@,${_LDSCRIPTROOT}${_LIBDIR},g' \
350	    ${.CURDIR}/${SHLIB_LDSCRIPT} > ${DESTDIR}${_LIBDIR}/${SHLIB_LINK:R}.ld
351	${INSTALL} -S -C -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
352	    ${_INSTALLFLAGS} ${DESTDIR}${_LIBDIR}/${SHLIB_LINK:R}.ld \
353	    ${DESTDIR}${_LIBDIR}/${SHLIB_LINK}
354	rm -f ${DESTDIR}${_LIBDIR}/${SHLIB_LINK:R}.ld
355
356.else
357.if ${_SHLIBDIR} == ${_LIBDIR}
358	${INSTALL_SYMLINK} ${SHLIB_NAME} ${DESTDIR}${_LIBDIR}/${SHLIB_LINK}
359.else
360	${INSTALL_SYMLINK} ${_SHLIBDIRPREFIX}${_SHLIBDIR}/${SHLIB_NAME} \
361	    ${DESTDIR}${_LIBDIR}/${SHLIB_LINK}
362.if exists(${DESTDIR}${_LIBDIR}/${SHLIB_NAME})
363	-chflags noschg ${DESTDIR}${_LIBDIR}/${SHLIB_NAME}
364	rm -f ${DESTDIR}${_LIBDIR}/${SHLIB_NAME}
365.endif
366.endif
367.endif # SHLIB_LDSCRIPT
368.endif # SHLIB_LINK
369.endif # SHIB_NAME
370.if defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB) && ${MK_TOOLCHAIN} != "no"
371	${INSTALL} -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
372	    ${_INSTALLFLAGS} lib${LIB}_pic.a ${DESTDIR}${_LIBDIR}
373.endif
374.if defined(WANT_LINT) && !defined(NO_LINT) && defined(LIB) && !empty(LIB)
375	${INSTALL} -o ${LIBOWN} -g ${LIBGRP} -m ${LIBMODE} \
376	    ${_INSTALLFLAGS} ${LINTLIB} ${DESTDIR}${LINTLIBDIR}
377.endif
378.endif # !defined(INTERNALLIB)
379
380.if !defined(LIBRARIES_ONLY)
381.include <bsd.nls.mk>
382.include <bsd.files.mk>
383.include <bsd.incs.mk>
384.endif
385
386.include <bsd.links.mk>
387
388.if ${MK_MAN} != "no" && !defined(LIBRARIES_ONLY)
389realinstall: _maninstall
390.ORDER: beforeinstall _maninstall
391.endif
392
393.endif
394
395.if !target(lint)
396lint: ${SRCS:M*.c}
397	${LINT} ${LINTFLAGS} ${CFLAGS:M-[DIU]*} ${.ALLSRC}
398.endif
399
400.if ${MK_MAN} != "no" && !defined(LIBRARIES_ONLY)
401.include <bsd.man.mk>
402.endif
403
404.include <bsd.dep.mk>
405
406.if !exists(${.OBJDIR}/${DEPENDFILE})
407.if defined(LIB) && !empty(LIB)
408${OBJS} ${STATICOBJS} ${POBJS}: ${SRCS:M*.h}
409.for _S in ${SRCS:N*.[hly]}
410${_S:R}.po: ${_S}
411.endfor
412.endif
413.if defined(SHLIB_NAME) || \
414    defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB)
415${SOBJS}: ${SRCS:M*.h}
416.for _S in ${SRCS:N*.[hly]}
417${_S:R}.So: ${_S}
418.endfor
419.endif
420.endif
421
422.if !target(clean)
423clean:
424.if defined(CLEANFILES) && !empty(CLEANFILES)
425	rm -f ${CLEANFILES}
426.endif
427.if defined(LIB) && !empty(LIB)
428	rm -f a.out ${OBJS} ${OBJS:S/$/.tmp/} ${STATICOBJS}
429.endif
430.if !defined(INTERNALLIB)
431.if ${MK_PROFILE} != "no" && defined(LIB) && !empty(LIB)
432	rm -f ${POBJS} ${POBJS:S/$/.tmp/}
433.endif
434.if defined(SHLIB_NAME) || \
435    defined(INSTALL_PIC_ARCHIVE) && defined(LIB) && !empty(LIB)
436	rm -f ${SOBJS} ${SOBJS:.So=.so} ${SOBJS:S/$/.tmp/}
437.endif
438.if defined(SHLIB_NAME)
439.if defined(SHLIB_LINK)
440.if defined(SHLIB_LDSCRIPT) && exists(${.CURDIR}/${SHLIB_LDSCRIPT})
441	rm -f lib${LIB}.ld
442.endif
443	rm -f ${SHLIB_LINK}
444.endif
445.endif # defined(SHLIB_NAME)
446.if defined(WANT_LINT) && defined(LIB) && !empty(LIB)
447	rm -f ${LINTOBJS}
448.endif
449.endif # !defined(INTERNALLIB)
450.if defined(_LIBS) && !empty(_LIBS)
451	rm -f ${_LIBS}
452.endif
453.if defined(CLEANDIRS) && !empty(CLEANDIRS)
454	rm -rf ${CLEANDIRS}
455.endif
456.if !empty(VERSION_DEF) && !empty(SYMBOL_MAPS)
457	rm -f ${VERSION_MAP}
458.endif
459.endif
460
461.if !empty(_LIBS)
462NOPATH_FILES+=	${_LIBS}
463.endif
464
465.include <bsd.obj.mk>
466
467.include <bsd.sys.mk>
468