xref: /freebsd/share/mk/bsd.prog.mk (revision d0b2dbfa0ecf2bbc9709efc5e20baf8e4b44bbbf) 
1#	from: @(#)bsd.prog.mk	5.26 (Berkeley) 6/25/91
2
3.include <bsd.init.mk>
4.include <bsd.compiler.mk>
5.include <bsd.linker.mk>
6
7.SUFFIXES: .out .o .bc .c .cc .cpp .cxx .C .m .y .l .ll .ln .s .S .asm
8
9# XXX The use of COPTS in modern makefiles is discouraged.
10.if defined(COPTS)
11.warning ${.CURDIR}: COPTS should be CFLAGS.
12CFLAGS+=${COPTS}
13.endif
14
15.if ${MK_ASSERT_DEBUG} == "no"
16CFLAGS+= -DNDEBUG
17# XXX: shouldn't we ensure that !asserts marks potentially unused variables as
18# __unused instead of disabling -Werror globally?
19MK_WERROR=	no
20.endif
21
22.if defined(DEBUG_FLAGS)
23CFLAGS+=${DEBUG_FLAGS}
24CXXFLAGS+=${DEBUG_FLAGS}
25
26.if ${MK_CTF} != "no" && ${DEBUG_FLAGS:M-g} != ""
27CTFFLAGS+= -g
28.endif
29.endif
30
31.if defined(PROG_CXX)
32PROG=	${PROG_CXX}
33.endif
34
35.if !empty(LDFLAGS:M-Wl,*--oformat,*) || !empty(LDFLAGS:M-static)
36MK_DEBUG_FILES=	no
37.endif
38
39# ELF hardening knobs
40.if ${MK_BIND_NOW} != "no"
41LDFLAGS+= -Wl,-znow
42.endif
43.if ${LINKER_TYPE} != "mac"
44.if ${MK_RELRO} == "no"
45LDFLAGS+= -Wl,-znorelro
46.else
47LDFLAGS+= -Wl,-zrelro
48.endif
49.endif
50.if ${MK_PIE} != "no"
51# Static PIE is not yet supported/tested.
52.if !defined(NO_SHARED) || ${NO_SHARED:tl} == "no"
53CFLAGS+= -fPIE
54CXXFLAGS+= -fPIE
55LDFLAGS+= -pie
56.endif
57.endif
58.if ${MK_RETPOLINE} != "no"
59.if ${COMPILER_FEATURES:Mretpoline} && ${LINKER_FEATURES:Mretpoline}
60CFLAGS+= -mretpoline
61CXXFLAGS+= -mretpoline
62# retpolineplt is broken with static linking (PR 233336)
63.if !defined(NO_SHARED) || ${NO_SHARED:tl} == "no"
64LDFLAGS+= -Wl,-zretpolineplt
65.endif
66.else
67.warning Retpoline requested but not supported by compiler or linker
68.endif
69.endif
70# LLD sensibly defaults to -znoexecstack, so do the same for BFD
71LDFLAGS.bfd+= -Wl,-znoexecstack
72
73# Initialize stack variables on function entry
74.if ${MK_INIT_ALL_ZERO} == "yes"
75.if ${COMPILER_FEATURES:Minit-all}
76CFLAGS+= -ftrivial-auto-var-init=zero
77CXXFLAGS+= -ftrivial-auto-var-init=zero
78.if ${COMPILER_TYPE} == "clang" && ${COMPILER_VERSION} < 160000
79CFLAGS+= -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang
80CXXFLAGS+= -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang
81.endif
82.else
83.warning InitAll (zeros) requested but not supported by compiler
84.endif
85.elif ${MK_INIT_ALL_PATTERN} == "yes"
86.if ${COMPILER_FEATURES:Minit-all}
87CFLAGS+= -ftrivial-auto-var-init=pattern
88CXXFLAGS+= -ftrivial-auto-var-init=pattern
89.else
90.warning InitAll (pattern) requested but not supported by compiler
91.endif
92.endif
93
94# bsd.sanitizer.mk is not installed, so don't require it (e.g. for ports).
95.sinclude "bsd.sanitizer.mk"
96
97.if ${MACHINE_CPUARCH} == "riscv" && ${LINKER_FEATURES:Mriscv-relaxations} == ""
98CFLAGS += -mno-relax
99.endif
100
101.if defined(CRUNCH_CFLAGS)
102CFLAGS+=${CRUNCH_CFLAGS}
103.else
104.if ${MK_DEBUG_FILES} != "no" && empty(DEBUG_FLAGS:M-g) && \
105    empty(DEBUG_FLAGS:M-gdwarf-*)
106.if !${COMPILER_FEATURES:Mcompressed-debug}
107CFLAGS+= ${DEBUG_FILES_CFLAGS:N-gz*}
108.else
109CFLAGS+= ${DEBUG_FILES_CFLAGS}
110.endif
111CTFFLAGS+= -g
112.endif
113.endif
114
115.if !defined(DEBUG_FLAGS)
116STRIP?=	-s
117.endif
118
119.if defined(NO_ROOT)
120.if !defined(TAGS) || ! ${TAGS:Mpackage=*}
121TAGS+=		package=${PACKAGE:Uutilities}
122.endif
123TAG_ARGS=	-T ${TAGS:[*]:S/ /,/g}
124.endif
125
126.if defined(NO_SHARED) && ${NO_SHARED:tl} != "no"
127LDFLAGS+= -static
128.endif
129
130.if ${MK_DEBUG_FILES} != "no"
131PROG_FULL=${PROG}.full
132# Use ${DEBUGDIR} for base system debug files, else .debug subdirectory
133.if defined(BINDIR) && (\
134    ${BINDIR} == "/bin" ||\
135    ${BINDIR:C%/libexec(/.*)?%/libexec%} == "/libexec" ||\
136    ${BINDIR} == "/sbin" ||\
137    ${BINDIR:C%/usr/(bin|bsdinstall|libexec|lpr|sendmail|sm.bin|sbin|tests)(/.*)?%/usr/bin%} == "/usr/bin" ||\
138    ${BINDIR} == "/usr/lib" \
139     )
140DEBUGFILEDIR=	${DEBUGDIR}${BINDIR}
141.else
142DEBUGFILEDIR?=	${BINDIR}/.debug
143.endif
144.if !exists(${DESTDIR}${DEBUGFILEDIR})
145DEBUGMKDIR=
146.endif
147.else
148PROG_FULL=	${PROG}
149.endif
150
151.if defined(PROG)
152PROGNAME?=	${PROG}
153
154.if defined(SRCS)
155
156OBJS+=  ${SRCS:N*.h:${OBJS_SRCS_FILTER:ts:}:S/$/.o/g}
157
158# LLVM bitcode / textual IR representations of the program
159BCOBJS+=${SRCS:N*.[hsS]:N*.asm:${OBJS_SRCS_FILTER:ts:}:S/$/.bco/g}
160LLOBJS+=${SRCS:N*.[hsS]:N*.asm:${OBJS_SRCS_FILTER:ts:}:S/$/.llo/g}
161
162.if target(beforelinking)
163beforelinking: ${OBJS}
164${PROG_FULL}: beforelinking
165.endif
166${PROG_FULL}: ${OBJS}
167.if defined(PROG_CXX)
168	${CXX:N${CCACHE_BIN}} ${CXXFLAGS:N-M*} ${LDFLAGS} -o ${.TARGET} \
169	    ${OBJS} ${LDADD}
170.else
171	${CC:N${CCACHE_BIN}} ${CFLAGS:N-M*} ${LDFLAGS} -o ${.TARGET} ${OBJS} \
172	    ${LDADD}
173.endif
174.if ${MK_CTF} != "no"
175	${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${OBJS}
176.endif
177
178.else	# !defined(SRCS)
179
180.if !target(${PROG})
181.if defined(PROG_CXX)
182SRCS=	${PROG}.cc
183.else
184SRCS=	${PROG}.c
185.endif
186
187# Always make an intermediate object file because:
188# - it saves time rebuilding when only the library has changed
189# - the name of the object gets put into the executable symbol table instead of
190#   the name of a variable temporary object.
191# - it's useful to keep objects around for crunching.
192OBJS+=		${PROG}.o
193BCOBJS+=	${PROG}.bc
194LLOBJS+=	${PROG}.ll
195CLEANFILES+=	${PROG}.o ${PROG}.bc ${PROG}.ll
196
197.if target(beforelinking)
198beforelinking: ${OBJS}
199${PROG_FULL}: beforelinking
200.endif
201${PROG_FULL}: ${OBJS}
202.if defined(PROG_CXX)
203	${CXX:N${CCACHE_BIN}} ${CXXFLAGS:N-M*} ${LDFLAGS} -o ${.TARGET} \
204	    ${OBJS} ${LDADD}
205.else
206	${CC:N${CCACHE_BIN}} ${CFLAGS:N-M*} ${LDFLAGS} -o ${.TARGET} ${OBJS} \
207	    ${LDADD}
208.endif
209.if ${MK_CTF} != "no"
210	${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${OBJS}
211.endif
212.endif # !target(${PROG})
213
214.endif # !defined(SRCS)
215
216.if ${MK_DEBUG_FILES} != "no"
217${PROG}: ${PROG_FULL} ${PROGNAME}.debug
218	${OBJCOPY} --strip-debug --add-gnu-debuglink=${PROGNAME}.debug \
219	    ${PROG_FULL} ${.TARGET}
220
221${PROGNAME}.debug: ${PROG_FULL}
222	${OBJCOPY} --only-keep-debug ${PROG_FULL} ${.TARGET}
223.endif
224
225.if defined(LLVM_LINK)
226${PROG_FULL}.bc: ${BCOBJS}
227	${LLVM_LINK} -o ${.TARGET} ${BCOBJS}
228
229${PROG_FULL}.ll: ${LLOBJS}
230	${LLVM_LINK} -S -o ${.TARGET} ${LLOBJS}
231
232CLEANFILES+=	${PROG_FULL}.bc ${PROG_FULL}.ll
233.endif # defined(LLVM_LINK)
234
235.if	${MK_MAN} != "no" && !defined(MAN) && \
236	!defined(MAN1) && !defined(MAN2) && !defined(MAN3) && \
237	!defined(MAN4) && !defined(MAN5) && !defined(MAN6) && \
238	!defined(MAN7) && !defined(MAN8) && !defined(MAN9)
239MAN=	${PROG}.1
240MAN1=	${MAN}
241.endif
242.endif # defined(PROG)
243
244.if defined(_SKIP_BUILD)
245all:
246.else
247.if target(afterbuild)
248.ORDER: ${PROG} afterbuild
249all: ${PROG} ${SCRIPTS} afterbuild
250.else
251all: ${PROG} ${SCRIPTS}
252.endif
253.if ${MK_MAN} != "no"
254all: all-man
255.endif
256.endif
257
258.if defined(PROG)
259CLEANFILES+= ${PROG} ${PROG}.bc ${PROG}.ll
260.if ${MK_DEBUG_FILES} != "no"
261CLEANFILES+= ${PROG_FULL} ${PROGNAME}.debug
262.endif
263.endif
264
265.if defined(OBJS)
266CLEANFILES+= ${OBJS} ${BCOBJS} ${LLOBJS}
267.endif
268
269.include <bsd.libnames.mk>
270
271.if defined(PROG)
272.if !defined(NO_EXTRADEPEND)
273_EXTRADEPEND:
274.if defined(LDFLAGS) && !empty(LDFLAGS:M-nostdlib)
275.if defined(DPADD) && !empty(DPADD)
276	echo ${PROG_FULL}: ${DPADD} >> ${DEPENDFILE}
277.endif
278.else
279	echo ${PROG_FULL}: ${LIBC} ${DPADD} >> ${DEPENDFILE}
280.if defined(PROG_CXX)
281	echo ${PROG_FULL}: ${LIBCPLUSPLUS} >> ${DEPENDFILE}
282.endif
283.endif
284.endif	# !defined(NO_EXTRADEPEND)
285.endif
286
287.if !target(install)
288
289.if defined(PRECIOUSPROG)
290.if !defined(NO_FSCHG)
291INSTALLFLAGS+= -fschg
292.endif
293INSTALLFLAGS+= -S
294.endif
295
296_INSTALLFLAGS:=	${INSTALLFLAGS}
297.for ie in ${INSTALLFLAGS_EDIT}
298_INSTALLFLAGS:=	${_INSTALLFLAGS${ie}}
299.endfor
300
301.if !target(realinstall) && !defined(INTERNALPROG)
302realinstall: _proginstall
303.ORDER: beforeinstall _proginstall
304_proginstall:
305.if defined(PROG)
306	${INSTALL} ${TAG_ARGS} ${STRIP} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
307	    ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${BINDIR}/${PROGNAME}
308.if ${MK_DEBUG_FILES} != "no"
309.if defined(DEBUGMKDIR)
310	${INSTALL} ${TAG_ARGS:D${TAG_ARGS},dbg} -d ${DESTDIR}${DEBUGFILEDIR}/
311.endif
312	${INSTALL} ${TAG_ARGS:D${TAG_ARGS},dbg} -o ${BINOWN} -g ${BINGRP} -m ${DEBUGMODE} \
313	    ${PROGNAME}.debug ${DESTDIR}${DEBUGFILEDIR}/${PROGNAME}.debug
314.endif
315.endif
316.endif	# !target(realinstall)
317
318.if defined(SCRIPTS) && !empty(SCRIPTS)
319realinstall: _scriptsinstall
320.ORDER: beforeinstall _scriptsinstall
321
322SCRIPTSDIR?=	${BINDIR}
323SCRIPTSOWN?=	${BINOWN}
324SCRIPTSGRP?=	${BINGRP}
325SCRIPTSMODE?=	${BINMODE}
326
327STAGE_AS_SETS+= scripts
328stage_as.scripts: ${SCRIPTS}
329FLAGS.stage_as.scripts= -m ${SCRIPTSMODE}
330STAGE_FILES_DIR.scripts= ${STAGE_OBJTOP}
331.for script in ${SCRIPTS}
332.if defined(SCRIPTSNAME)
333SCRIPTSNAME_${script:T}?=	${SCRIPTSNAME}
334.else
335SCRIPTSNAME_${script:T}?=	${script:T:R}
336.endif
337SCRIPTSDIR_${script:T}?=	${SCRIPTSDIR}
338SCRIPTSOWN_${script:T}?=	${SCRIPTSOWN}
339SCRIPTSGRP_${script:T}?=	${SCRIPTSGRP}
340SCRIPTSMODE_${script:T}?=	${SCRIPTSMODE}
341STAGE_AS_${script:T}=		${SCRIPTSDIR_${script:T}}/${SCRIPTSNAME_${script:T}}
342_scriptsinstall: _SCRIPTSINS_${script:T}
343_SCRIPTSINS_${script:T}: ${script}
344	${INSTALL} ${TAG_ARGS} -o ${SCRIPTSOWN_${.ALLSRC:T}} \
345	    -g ${SCRIPTSGRP_${.ALLSRC:T}} -m ${SCRIPTSMODE_${.ALLSRC:T}} \
346	    ${.ALLSRC} \
347	    ${DESTDIR}${SCRIPTSDIR_${.ALLSRC:T}}/${SCRIPTSNAME_${.ALLSRC:T}}
348.endfor
349.endif
350
351NLSNAME?=	${PROG}
352.include <bsd.nls.mk>
353
354.include <bsd.confs.mk>
355.include <bsd.files.mk>
356.include <bsd.incs.mk>
357
358LINKOWN?=	${BINOWN}
359LINKGRP?=	${BINGRP}
360LINKMODE?=	${BINMODE}
361.include <bsd.links.mk>
362
363.if ${MK_MAN} != "no"
364realinstall: maninstall
365.ORDER: beforeinstall maninstall
366.endif
367
368.endif	# !target(install)
369
370.if ${MK_MAN} != "no"
371.include <bsd.man.mk>
372.endif
373
374.if defined(HAS_TESTS)
375MAKE+=			MK_MAKE_CHECK_USE_SANDBOX=yes
376SUBDIR_TARGETS+=	check
377TESTS_LD_LIBRARY_PATH+=	${.OBJDIR}
378TESTS_PATH+=		${.OBJDIR}
379.endif
380
381.if defined(PROG)
382OBJS_DEPEND_GUESS+= ${SRCS:M*.h}
383.endif
384
385.include <bsd.dep.mk>
386.include <bsd.clang-analyze.mk>
387.include <bsd.obj.mk>
388.include <bsd.sys.mk>
389