xref: /freebsd/share/mk/bsd.prog.mk (revision 5ad6d28cbe6b3ff85e49607a7e04cb68db3ed6df) 
1#	from: @(#)bsd.prog.mk	5.26 (Berkeley) 6/25/91
2# $FreeBSD$
3
4.include <bsd.init.mk>
5.include <bsd.compiler.mk>
6.include <bsd.linker.mk>
7
8.SUFFIXES: .out .o .bc .c .cc .cpp .cxx .C .m .y .l .ll .ln .s .S .asm
9
10# XXX The use of COPTS in modern makefiles is discouraged.
11.if defined(COPTS)
12.warning ${.CURDIR}: COPTS should be CFLAGS.
13CFLAGS+=${COPTS}
14.endif
15
16.if ${MK_ASSERT_DEBUG} == "no"
17CFLAGS+= -DNDEBUG
18# XXX: shouldn't we ensure that !asserts marks potentially unused variables as
19# __unused instead of disabling -Werror globally?
20MK_WERROR=	no
21.endif
22
23.if defined(DEBUG_FLAGS)
24CFLAGS+=${DEBUG_FLAGS}
25CXXFLAGS+=${DEBUG_FLAGS}
26
27.if ${MK_CTF} != "no" && ${DEBUG_FLAGS:M-g} != ""
28CTFFLAGS+= -g
29.endif
30.endif
31
32.if defined(PROG_CXX)
33PROG=	${PROG_CXX}
34.endif
35
36.if !empty(LDFLAGS:M-Wl,*--oformat,*) || !empty(LDFLAGS:M-static)
37MK_DEBUG_FILES=	no
38.endif
39
40# ELF hardening knobs
41.if ${MK_BIND_NOW} != "no"
42LDFLAGS+= -Wl,-znow
43.endif
44.if ${MK_PIE} != "no"
45# Static PIE is not yet supported/tested.
46.if !defined(NO_SHARED) || ${NO_SHARED:tl} == "no"
47CFLAGS+= -fPIE
48CXXFLAGS+= -fPIE
49LDFLAGS+= -pie
50.endif
51.endif
52.if ${MK_RETPOLINE} != "no"
53.if ${COMPILER_FEATURES:Mretpoline} && ${LINKER_FEATURES:Mretpoline}
54CFLAGS+= -mretpoline
55CXXFLAGS+= -mretpoline
56# retpolineplt is broken with static linking (PR 233336)
57.if !defined(NO_SHARED) || ${NO_SHARED:tl} == "no"
58LDFLAGS+= -Wl,-zretpolineplt
59.endif
60.else
61.warning Retpoline requested but not supported by compiler or linker
62.endif
63.endif
64
65# Initialize stack variables on function entry
66.if ${MK_INIT_ALL_ZERO} == "yes"
67.if ${COMPILER_FEATURES:Minit-all}
68CFLAGS+= -ftrivial-auto-var-init=zero \
69    -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang
70CXXFLAGS+= -ftrivial-auto-var-init=zero \
71    -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang
72.else
73.warning InitAll (zeros) requested but not support by compiler
74.endif
75.elif ${MK_INIT_ALL_PATTERN} == "yes"
76.if ${COMPILER_FEATURES:Minit-all}
77CFLAGS+= -ftrivial-auto-var-init=pattern
78CXXFLAGS+= -ftrivial-auto-var-init=pattern
79.else
80.warning InitAll (pattern) requested but not support by compiler
81.endif
82.endif
83
84# bsd.sanitizer.mk is not installed, so don't require it (e.g. for ports).
85.sinclude "bsd.sanitizer.mk"
86
87.if ${MACHINE_CPUARCH} == "riscv" && ${LINKER_FEATURES:Mriscv-relaxations} == ""
88CFLAGS += -mno-relax
89.endif
90
91.if defined(CRUNCH_CFLAGS)
92CFLAGS+=${CRUNCH_CFLAGS}
93.else
94.if ${MK_DEBUG_FILES} != "no" && empty(DEBUG_FLAGS:M-g) && \
95    empty(DEBUG_FLAGS:M-gdwarf-*)
96CFLAGS+= ${DEBUG_FILES_CFLAGS}
97CTFFLAGS+= -g
98.endif
99.endif
100
101.if !defined(DEBUG_FLAGS)
102STRIP?=	-s
103.endif
104
105.if defined(NO_ROOT)
106.if !defined(TAGS) || ! ${TAGS:Mpackage=*}
107TAGS+=		package=${PACKAGE:Uutilities}
108.endif
109TAG_ARGS=	-T ${TAGS:[*]:S/ /,/g}
110.endif
111
112.if defined(NO_SHARED) && ${NO_SHARED:tl} != "no"
113LDFLAGS+= -static
114.endif
115
116# clang currently defaults to dynamic TLS for mips64 binaries
117.if ${MACHINE_ARCH:Mmips64*} && ${COMPILER_TYPE} == "clang"
118CFLAGS+= -ftls-model=initial-exec
119.endif
120
121.if ${MK_DEBUG_FILES} != "no"
122PROG_FULL=${PROG}.full
123# Use ${DEBUGDIR} for base system debug files, else .debug subdirectory
124.if defined(BINDIR) && (\
125    ${BINDIR} == "/bin" ||\
126    ${BINDIR:C%/libexec(/.*)?%/libexec%} == "/libexec" ||\
127    ${BINDIR} == "/sbin" ||\
128    ${BINDIR:C%/usr/(bin|bsdinstall|libexec|lpr|sendmail|sm.bin|sbin|tests)(/.*)?%/usr/bin%} == "/usr/bin" ||\
129    ${BINDIR} == "/usr/lib" \
130     )
131DEBUGFILEDIR=	${DEBUGDIR}${BINDIR}
132.else
133DEBUGFILEDIR?=	${BINDIR}/.debug
134.endif
135.if !exists(${DESTDIR}${DEBUGFILEDIR})
136DEBUGMKDIR=
137.endif
138.else
139PROG_FULL=	${PROG}
140.endif
141
142.if defined(PROG)
143PROGNAME?=	${PROG}
144
145.if defined(SRCS)
146
147OBJS+=  ${SRCS:N*.h:${OBJS_SRCS_FILTER:ts:}:S/$/.o/g}
148
149# LLVM bitcode / textual IR representations of the program
150BCOBJS+=${SRCS:N*.[hsS]:N*.asm:${OBJS_SRCS_FILTER:ts:}:S/$/.bco/g}
151LLOBJS+=${SRCS:N*.[hsS]:N*.asm:${OBJS_SRCS_FILTER:ts:}:S/$/.llo/g}
152
153.if target(beforelinking)
154beforelinking: ${OBJS}
155${PROG_FULL}: beforelinking
156.endif
157${PROG_FULL}: ${OBJS}
158.if defined(PROG_CXX)
159	${CXX:N${CCACHE_BIN}} ${CXXFLAGS:N-M*} ${LDFLAGS} -o ${.TARGET} \
160	    ${OBJS} ${LDADD}
161.else
162	${CC:N${CCACHE_BIN}} ${CFLAGS:N-M*} ${LDFLAGS} -o ${.TARGET} ${OBJS} \
163	    ${LDADD}
164.endif
165.if ${MK_CTF} != "no"
166	${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${OBJS}
167.endif
168
169.else	# !defined(SRCS)
170
171.if !target(${PROG})
172.if defined(PROG_CXX)
173SRCS=	${PROG}.cc
174.else
175SRCS=	${PROG}.c
176.endif
177
178# Always make an intermediate object file because:
179# - it saves time rebuilding when only the library has changed
180# - the name of the object gets put into the executable symbol table instead of
181#   the name of a variable temporary object.
182# - it's useful to keep objects around for crunching.
183OBJS+=		${PROG}.o
184BCOBJS+=	${PROG}.bc
185LLOBJS+=	${PROG}.ll
186CLEANFILES+=	${PROG}.o ${PROG}.bc ${PROG}.ll
187
188.if target(beforelinking)
189beforelinking: ${OBJS}
190${PROG_FULL}: beforelinking
191.endif
192${PROG_FULL}: ${OBJS}
193.if defined(PROG_CXX)
194	${CXX:N${CCACHE_BIN}} ${CXXFLAGS:N-M*} ${LDFLAGS} -o ${.TARGET} \
195	    ${OBJS} ${LDADD}
196.else
197	${CC:N${CCACHE_BIN}} ${CFLAGS:N-M*} ${LDFLAGS} -o ${.TARGET} ${OBJS} \
198	    ${LDADD}
199.endif
200.if ${MK_CTF} != "no"
201	${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${OBJS}
202.endif
203.endif # !target(${PROG})
204
205.endif # !defined(SRCS)
206
207.if ${MK_DEBUG_FILES} != "no"
208${PROG}: ${PROG_FULL} ${PROGNAME}.debug
209	${OBJCOPY} --strip-debug --add-gnu-debuglink=${PROGNAME}.debug \
210	    ${PROG_FULL} ${.TARGET}
211
212${PROGNAME}.debug: ${PROG_FULL}
213	${OBJCOPY} --only-keep-debug ${PROG_FULL} ${.TARGET}
214.endif
215
216.if defined(LLVM_LINK)
217${PROG_FULL}.bc: ${BCOBJS}
218	${LLVM_LINK} -o ${.TARGET} ${BCOBJS}
219
220${PROG_FULL}.ll: ${LLOBJS}
221	${LLVM_LINK} -S -o ${.TARGET} ${LLOBJS}
222
223CLEANFILES+=	${PROG_FULL}.bc ${PROG_FULL}.ll
224.endif # defined(LLVM_LINK)
225
226.if	${MK_MAN} != "no" && !defined(MAN) && \
227	!defined(MAN1) && !defined(MAN2) && !defined(MAN3) && \
228	!defined(MAN4) && !defined(MAN5) && !defined(MAN6) && \
229	!defined(MAN7) && !defined(MAN8) && !defined(MAN9)
230MAN=	${PROG}.1
231MAN1=	${MAN}
232.endif
233.endif # defined(PROG)
234
235.if defined(_SKIP_BUILD)
236all:
237.else
238.if target(afterbuild)
239.ORDER: ${PROG} afterbuild
240all: ${PROG} ${SCRIPTS} afterbuild
241.else
242all: ${PROG} ${SCRIPTS}
243.endif
244.if ${MK_MAN} != "no"
245all: all-man
246.endif
247.endif
248
249.if defined(PROG)
250CLEANFILES+= ${PROG} ${PROG}.bc ${PROG}.ll
251.if ${MK_DEBUG_FILES} != "no"
252CLEANFILES+= ${PROG_FULL} ${PROGNAME}.debug
253.endif
254.endif
255
256.if defined(OBJS)
257CLEANFILES+= ${OBJS} ${BCOBJS} ${LLOBJS}
258.endif
259
260.include <bsd.libnames.mk>
261
262.if defined(PROG)
263.if !defined(NO_EXTRADEPEND)
264_EXTRADEPEND:
265.if defined(LDFLAGS) && !empty(LDFLAGS:M-nostdlib)
266.if defined(DPADD) && !empty(DPADD)
267	echo ${PROG_FULL}: ${DPADD} >> ${DEPENDFILE}
268.endif
269.else
270	echo ${PROG_FULL}: ${LIBC} ${DPADD} >> ${DEPENDFILE}
271.if defined(PROG_CXX)
272	echo ${PROG_FULL}: ${LIBCPLUSPLUS} >> ${DEPENDFILE}
273.endif
274.endif
275.endif	# !defined(NO_EXTRADEPEND)
276.endif
277
278.if !target(install)
279
280.if defined(PRECIOUSPROG)
281.if !defined(NO_FSCHG)
282INSTALLFLAGS+= -fschg
283.endif
284INSTALLFLAGS+= -S
285.endif
286
287_INSTALLFLAGS:=	${INSTALLFLAGS}
288.for ie in ${INSTALLFLAGS_EDIT}
289_INSTALLFLAGS:=	${_INSTALLFLAGS${ie}}
290.endfor
291
292.if !target(realinstall) && !defined(INTERNALPROG)
293realinstall: _proginstall
294.ORDER: beforeinstall _proginstall
295_proginstall:
296.if defined(PROG)
297	${INSTALL} ${TAG_ARGS} ${STRIP} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
298	    ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${BINDIR}/${PROGNAME}
299.if ${MK_DEBUG_FILES} != "no"
300.if defined(DEBUGMKDIR)
301	${INSTALL} ${TAG_ARGS:D${TAG_ARGS},dbg} -d ${DESTDIR}${DEBUGFILEDIR}/
302.endif
303	${INSTALL} ${TAG_ARGS:D${TAG_ARGS},dbg} -o ${BINOWN} -g ${BINGRP} -m ${DEBUGMODE} \
304	    ${PROGNAME}.debug ${DESTDIR}${DEBUGFILEDIR}/${PROGNAME}.debug
305.endif
306.endif
307.endif	# !target(realinstall)
308
309.if defined(SCRIPTS) && !empty(SCRIPTS)
310realinstall: _scriptsinstall
311.ORDER: beforeinstall _scriptsinstall
312
313SCRIPTSDIR?=	${BINDIR}
314SCRIPTSOWN?=	${BINOWN}
315SCRIPTSGRP?=	${BINGRP}
316SCRIPTSMODE?=	${BINMODE}
317
318STAGE_AS_SETS+= scripts
319stage_as.scripts: ${SCRIPTS}
320FLAGS.stage_as.scripts= -m ${SCRIPTSMODE}
321STAGE_FILES_DIR.scripts= ${STAGE_OBJTOP}
322.for script in ${SCRIPTS}
323.if defined(SCRIPTSNAME)
324SCRIPTSNAME_${script:T}?=	${SCRIPTSNAME}
325.else
326SCRIPTSNAME_${script:T}?=	${script:T:R}
327.endif
328SCRIPTSDIR_${script:T}?=	${SCRIPTSDIR}
329SCRIPTSOWN_${script:T}?=	${SCRIPTSOWN}
330SCRIPTSGRP_${script:T}?=	${SCRIPTSGRP}
331SCRIPTSMODE_${script:T}?=	${SCRIPTSMODE}
332STAGE_AS_${script:T}=		${SCRIPTSDIR_${script:T}}/${SCRIPTSNAME_${script:T}}
333_scriptsinstall: _SCRIPTSINS_${script:T}
334_SCRIPTSINS_${script:T}: ${script}
335	${INSTALL} ${TAG_ARGS} -o ${SCRIPTSOWN_${.ALLSRC:T}} \
336	    -g ${SCRIPTSGRP_${.ALLSRC:T}} -m ${SCRIPTSMODE_${.ALLSRC:T}} \
337	    ${.ALLSRC} \
338	    ${DESTDIR}${SCRIPTSDIR_${.ALLSRC:T}}/${SCRIPTSNAME_${.ALLSRC:T}}
339.endfor
340.endif
341
342NLSNAME?=	${PROG}
343.include <bsd.nls.mk>
344
345.include <bsd.confs.mk>
346.include <bsd.files.mk>
347.include <bsd.incs.mk>
348
349LINKOWN?=	${BINOWN}
350LINKGRP?=	${BINGRP}
351LINKMODE?=	${BINMODE}
352.include <bsd.links.mk>
353
354.if ${MK_MAN} != "no"
355realinstall: maninstall
356.ORDER: beforeinstall maninstall
357.endif
358
359.endif	# !target(install)
360
361.if ${MK_MAN} != "no"
362.include <bsd.man.mk>
363.endif
364
365.if defined(HAS_TESTS)
366MAKE+=			MK_MAKE_CHECK_USE_SANDBOX=yes
367SUBDIR_TARGETS+=	check
368TESTS_LD_LIBRARY_PATH+=	${.OBJDIR}
369TESTS_PATH+=		${.OBJDIR}
370.endif
371
372.if defined(PROG)
373OBJS_DEPEND_GUESS+= ${SRCS:M*.h}
374.endif
375
376.include <bsd.dep.mk>
377.include <bsd.clang-analyze.mk>
378.include <bsd.obj.mk>
379.include <bsd.sys.mk>
380