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MFS r352754: Add WITH_PIE knob to build Position Independent Executables
[FreeBSD/FreeBSD.git] / share / mk / bsd.prog.mk
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
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 ${.CURDIR}: COPTS should be CFLAGS.
12 CFLAGS+=${COPTS}
13 .endif
14
15 .if ${MK_ASSERT_DEBUG} == "no"
16 CFLAGS+= -DNDEBUG
17 NO_WERROR=
18 .endif
19
20 .if defined(DEBUG_FLAGS)
21 CFLAGS+=${DEBUG_FLAGS}
22 CXXFLAGS+=${DEBUG_FLAGS}
23
24 .if ${MK_CTF} != "no" && ${DEBUG_FLAGS:M-g} != ""
25 CTFFLAGS+= -g
26 .endif
27 .endif
28
29 .if defined(PROG_CXX)
30 PROG=   ${PROG_CXX}
31 .endif
32
33 .if !empty(LDFLAGS:M-Wl,*--oformat,*) || !empty(LDFLAGS:M-static)
34 MK_DEBUG_FILES= no
35 .endif
36
37 .if ${MK_PIE} != "no" && (!defined(NO_SHARED) || ${NO_SHARED:tl} == "no")
38 CFLAGS+= -fPIE
39 CXXFLAGS+= -fPIE
40 LDFLAGS+= -pie
41 .endif
42 .if ${MK_RETPOLINE} != "no"
43 CFLAGS+= -mretpoline
44 CXXFLAGS+= -mretpoline
45 # retpolineplt is broken with static linking (PR 233336)
46 .if !defined(NO_SHARED) || ${NO_SHARED:tl} == "no"
47 LDFLAGS+= -Wl,-zretpolineplt
48 .endif
49 .endif
50
51 .if defined(CRUNCH_CFLAGS)
52 CFLAGS+=${CRUNCH_CFLAGS}
53 .else
54 .if ${MK_DEBUG_FILES} != "no" && empty(DEBUG_FLAGS:M-g) && \
55     empty(DEBUG_FLAGS:M-gdwarf-*)
56 CFLAGS+= ${DEBUG_FILES_CFLAGS}
57 CTFFLAGS+= -g
58 .endif
59 .endif
60
61 .if !defined(DEBUG_FLAGS)
62 STRIP?= -s
63 .endif
64
65 .if defined(NO_ROOT)
66 .if !defined(TAGS) || ! ${TAGS:Mpackage=*}
67 TAGS+=          package=${PACKAGE:Uruntime}
68 .endif
69 TAG_ARGS=       -T ${TAGS:[*]:S/ /,/g}
70 .endif
71
72 .if defined(NO_SHARED) && ${NO_SHARED:tl} != "no"
73 LDFLAGS+= -static
74 .endif
75
76 .if ${MK_DEBUG_FILES} != "no"
77 PROG_FULL=${PROG}.full
78 # Use ${DEBUGDIR} for base system debug files, else .debug subdirectory
79 .if defined(BINDIR) && (\
80     ${BINDIR} == "/bin" ||\
81     ${BINDIR:C%/libexec(/.*)?%/libexec%} == "/libexec" ||\
82     ${BINDIR} == "/sbin" ||\
83     ${BINDIR:C%/usr/(bin|bsdinstall|libexec|lpr|sendmail|sm.bin|sbin|tests)(/.*)?%/usr/bin%} == "/usr/bin" ||\
84     ${BINDIR} == "/usr/lib" \
85      )
86 DEBUGFILEDIR=   ${DEBUGDIR}${BINDIR}
87 .else
88 DEBUGFILEDIR?=  ${BINDIR}/.debug
89 .endif
90 .if !exists(${DESTDIR}${DEBUGFILEDIR})
91 DEBUGMKDIR=
92 .endif
93 .else
94 PROG_FULL=      ${PROG}
95 .endif
96
97 .if defined(PROG)
98 PROGNAME?=      ${PROG}
99
100 .if defined(SRCS)
101
102 OBJS+=  ${SRCS:N*.h:${OBJS_SRCS_FILTER:ts:}:S/$/.o/g}
103
104 # LLVM bitcode / textual IR representations of the program
105 BCOBJS+=${SRCS:N*.[hsS]:N*.asm:${OBJS_SRCS_FILTER:ts:}:S/$/.bco/g}
106 LLOBJS+=${SRCS:N*.[hsS]:N*.asm:${OBJS_SRCS_FILTER:ts:}:S/$/.llo/g}
107
108 .if target(beforelinking)
109 beforelinking: ${OBJS}
110 ${PROG_FULL}: beforelinking
111 .endif
112 ${PROG_FULL}: ${OBJS}
113 .if defined(PROG_CXX)
114         ${CXX:N${CCACHE_BIN}} ${CXXFLAGS:N-M*} ${LDFLAGS} -o ${.TARGET} \
115             ${OBJS} ${LDADD}
116 .else
117         ${CC:N${CCACHE_BIN}} ${CFLAGS:N-M*} ${LDFLAGS} -o ${.TARGET} ${OBJS} \
118             ${LDADD}
119 .endif
120 .if ${MK_CTF} != "no"
121         ${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${OBJS}
122 .endif
123
124 .else   # !defined(SRCS)
125
126 .if !target(${PROG})
127 .if defined(PROG_CXX)
128 SRCS=   ${PROG}.cc
129 .else
130 SRCS=   ${PROG}.c
131 .endif
132
133 # Always make an intermediate object file because:
134 # - it saves time rebuilding when only the library has changed
135 # - the name of the object gets put into the executable symbol table instead of
136 #   the name of a variable temporary object.
137 # - it's useful to keep objects around for crunching.
138 OBJS+=          ${PROG}.o
139 BCOBJS+=        ${PROG}.bc
140 LLOBJS+=        ${PROG}.ll
141 CLEANFILES+=    ${PROG}.o ${PROG}.bc ${PROG}.ll
142
143 .if target(beforelinking)
144 beforelinking: ${OBJS}
145 ${PROG_FULL}: beforelinking
146 .endif
147 ${PROG_FULL}: ${OBJS}
148 .if defined(PROG_CXX)
149         ${CXX:N${CCACHE_BIN}} ${CXXFLAGS:N-M*} ${LDFLAGS} -o ${.TARGET} \
150             ${OBJS} ${LDADD}
151 .else
152         ${CC:N${CCACHE_BIN}} ${CFLAGS:N-M*} ${LDFLAGS} -o ${.TARGET} ${OBJS} \
153             ${LDADD}
154 .endif
155 .if ${MK_CTF} != "no"
156         ${CTFMERGE} ${CTFFLAGS} -o ${.TARGET} ${OBJS}
157 .endif
158 .endif # !target(${PROG})
159
160 .endif # !defined(SRCS)
161
162 .if ${MK_DEBUG_FILES} != "no"
163 ${PROG}: ${PROG_FULL} ${PROGNAME}.debug
164         ${OBJCOPY} --strip-debug --add-gnu-debuglink=${PROGNAME}.debug \
165             ${PROG_FULL} ${.TARGET}
166
167 ${PROGNAME}.debug: ${PROG_FULL}
168         ${OBJCOPY} --only-keep-debug ${PROG_FULL} ${.TARGET}
169 .endif
170
171 .if defined(LLVM_LINK)
172 ${PROG_FULL}.bc: ${BCOBJS}
173         ${LLVM_LINK} -o ${.TARGET} ${BCOBJS}
174
175 ${PROG_FULL}.ll: ${LLOBJS}
176         ${LLVM_LINK} -S -o ${.TARGET} ${LLOBJS}
177
178 CLEANFILES+=    ${PROG_FULL}.bc ${PROG_FULL}.ll
179 .endif # defined(LLVM_LINK)
180
181 .if     ${MK_MAN} != "no" && !defined(MAN) && \
182         !defined(MAN1) && !defined(MAN2) && !defined(MAN3) && \
183         !defined(MAN4) && !defined(MAN5) && !defined(MAN6) && \
184         !defined(MAN7) && !defined(MAN8) && !defined(MAN9)
185 MAN=    ${PROG}.1
186 MAN1=   ${MAN}
187 .endif
188 .endif # defined(PROG)
189
190 .if defined(_SKIP_BUILD)
191 all:
192 .else
193 all: ${PROG} ${SCRIPTS}
194 .if ${MK_MAN} != "no"
195 all: all-man
196 .endif
197 .endif
198
199 .if defined(PROG)
200 CLEANFILES+= ${PROG} ${PROG}.bc ${PROG}.ll
201 .if ${MK_DEBUG_FILES} != "no"
202 CLEANFILES+= ${PROG_FULL} ${PROGNAME}.debug
203 .endif
204 .endif
205
206 .if defined(OBJS)
207 CLEANFILES+= ${OBJS} ${BCOBJS} ${LLOBJS}
208 .endif
209
210 .include <bsd.libnames.mk>
211
212 .if defined(PROG)
213 .if !defined(NO_EXTRADEPEND)
214 _EXTRADEPEND:
215 .if defined(LDFLAGS) && !empty(LDFLAGS:M-nostdlib)
216 .if defined(DPADD) && !empty(DPADD)
217         echo ${PROG_FULL}: ${DPADD} >> ${DEPENDFILE}
218 .endif
219 .else
220         echo ${PROG_FULL}: ${LIBC} ${DPADD} >> ${DEPENDFILE}
221 .if defined(PROG_CXX)
222 .if ${COMPILER_TYPE} == "clang" && empty(CXXFLAGS:M-stdlib=libstdc++)
223         echo ${PROG_FULL}: ${LIBCPLUSPLUS} >> ${DEPENDFILE}
224 .else
225         echo ${PROG_FULL}: ${LIBSTDCPLUSPLUS} >> ${DEPENDFILE}
226 .endif
227 .endif
228 .endif
229 .endif  # !defined(NO_EXTRADEPEND)
230 .endif
231
232 .if !target(install)
233
234 .if defined(PRECIOUSPROG)
235 .if !defined(NO_FSCHG)
236 INSTALLFLAGS+= -fschg
237 .endif
238 INSTALLFLAGS+= -S
239 .endif
240
241 _INSTALLFLAGS:= ${INSTALLFLAGS}
242 .for ie in ${INSTALLFLAGS_EDIT}
243 _INSTALLFLAGS:= ${_INSTALLFLAGS${ie}}
244 .endfor
245
246 .if !target(realinstall) && !defined(INTERNALPROG)
247 realinstall: _proginstall
248 .ORDER: beforeinstall _proginstall
249 _proginstall:
250 .if defined(PROG)
251         ${INSTALL} ${TAG_ARGS} ${STRIP} -o ${BINOWN} -g ${BINGRP} -m ${BINMODE} \
252             ${_INSTALLFLAGS} ${PROG} ${DESTDIR}${BINDIR}/${PROGNAME}
253 .if ${MK_DEBUG_FILES} != "no"
254 .if defined(DEBUGMKDIR)
255         ${INSTALL} ${TAG_ARGS:D${TAG_ARGS},debug} -d ${DESTDIR}${DEBUGFILEDIR}/
256 .endif
257         ${INSTALL} ${TAG_ARGS:D${TAG_ARGS},debug} -o ${BINOWN} -g ${BINGRP} -m ${DEBUGMODE} \
258             ${PROGNAME}.debug ${DESTDIR}${DEBUGFILEDIR}/${PROGNAME}.debug
259 .endif
260 .endif
261 .endif  # !target(realinstall)
262
263 .if defined(SCRIPTS) && !empty(SCRIPTS)
264 realinstall: _scriptsinstall
265 .ORDER: beforeinstall _scriptsinstall
266
267 SCRIPTSDIR?=    ${BINDIR}
268 SCRIPTSOWN?=    ${BINOWN}
269 SCRIPTSGRP?=    ${BINGRP}
270 SCRIPTSMODE?=   ${BINMODE}
271
272 STAGE_AS_SETS+= scripts
273 stage_as.scripts: ${SCRIPTS}
274 FLAGS.stage_as.scripts= -m ${SCRIPTSMODE}
275 STAGE_FILES_DIR.scripts= ${STAGE_OBJTOP}
276 .for script in ${SCRIPTS}
277 .if defined(SCRIPTSNAME)
278 SCRIPTSNAME_${script:T}?=       ${SCRIPTSNAME}
279 .else
280 SCRIPTSNAME_${script:T}?=       ${script:T:R}
281 .endif
282 SCRIPTSDIR_${script:T}?=        ${SCRIPTSDIR}
283 SCRIPTSOWN_${script:T}?=        ${SCRIPTSOWN}
284 SCRIPTSGRP_${script:T}?=        ${SCRIPTSGRP}
285 SCRIPTSMODE_${script:T}?=       ${SCRIPTSMODE}
286 STAGE_AS_${script:T}=           ${SCRIPTSDIR_${script:T}}/${SCRIPTSNAME_${script:T}}
287 _scriptsinstall: _SCRIPTSINS_${script:T}
288 _SCRIPTSINS_${script:T}: ${script}
289         ${INSTALL} ${TAG_ARGS} -o ${SCRIPTSOWN_${.ALLSRC:T}} \
290             -g ${SCRIPTSGRP_${.ALLSRC:T}} -m ${SCRIPTSMODE_${.ALLSRC:T}} \
291             ${.ALLSRC} \
292             ${DESTDIR}${SCRIPTSDIR_${.ALLSRC:T}}/${SCRIPTSNAME_${.ALLSRC:T}}
293 .endfor
294 .endif
295
296 NLSNAME?=       ${PROG}
297 .include <bsd.nls.mk>
298
299 .include <bsd.confs.mk>
300 .include <bsd.files.mk>
301 .include <bsd.incs.mk>
302
303 LINKOWN?=       ${BINOWN}
304 LINKGRP?=       ${BINGRP}
305 LINKMODE?=      ${BINMODE}
306 .include <bsd.links.mk>
307
308 .if ${MK_MAN} != "no"
309 realinstall: maninstall
310 .ORDER: beforeinstall maninstall
311 .endif
312
313 .endif  # !target(install)
314
315 .if ${MK_MAN} != "no"
316 .include <bsd.man.mk>
317 .endif
318
319 .if defined(HAS_TESTS)
320 MAKE+=                  MK_MAKE_CHECK_USE_SANDBOX=yes
321 SUBDIR_TARGETS+=        check
322 TESTS_LD_LIBRARY_PATH+= ${.OBJDIR}
323 TESTS_PATH+=            ${.OBJDIR}
324 .endif
325
326 .if defined(PROG)
327 OBJS_DEPEND_GUESS+= ${SRCS:M*.h}
328 .endif
329
330 .include <bsd.dep.mk>
331 .include <bsd.clang-analyze.mk>
332 .include <bsd.obj.mk>
333 .include <bsd.sys.mk>