xref: /xnu-8020.101.4/makedefs/MakeInc.kernel (revision e7776783b89a353188416a9a346c6cdb4928faad)
1# -*- mode: makefile;-*-
2#
3# Copyright (C) 1999-2020 Apple Inc. All rights reserved.
4#
5# MakeInc.kernel augments the single-architecture
6# recursive build system with rules specific
7# to assembling and linking a kernel.
8#
9
10#
11# Validate configuration options
12#
13ifeq ($(filter $(CURRENT_ARCH_CONFIG),$(SUPPORTED_ARCH_CONFIGS)),)
14$(error Unsupported CURRENT_ARCH_CONFIG $(CURRENT_ARCH_CONFIG))
15endif
16
17ifeq ($(filter $(CURRENT_KERNEL_CONFIG),$(SUPPORTED_KERNEL_CONFIGS)),)
18$(error Unsupported CURRENT_KERNEL_CONFIG $(CURRENT_KERNEL_CONFIG))
19endif
20
21ifeq ($(filter $(CURRENT_MACHINE_CONFIG),$(SUPPORTED_$(CURRENT_ARCH_CONFIG)_MACHINE_CONFIGS)),)
22$(error Unsupported CURRENT_MACHINE_CONFIG $(CURRENT_MACHINE_CONFIG))
23endif
24
25ifeq ($(filter $(PLATFORM),$(SUPPORTED_PLATFORMS)),)
26$(error Unsupported PLATFORM $(PLATFORM))
27endif
28
29ifeq ($(BUILD_JSON_COMPILATION_DATABASE),1)
30do_build_setup::
31	$(_v)$(CAT) > $(OBJPATH)/compile_commands.json < /dev/null
32endif
33
34ifeq ($(BUILD_STATIC_LINK),1)
35ifeq ($(USE_LTO),1)
36# <rdar://problem/46252406>
37# To run LTO in the xnu project while linking the final result in KCB, without losing debugging info,
38# run ld -r on only the LTO bitcode object files to produce one mach-o for KCB to use, which is added
39# to the static link archive, along with the non-LTO objects (not linked, since ld -r on mach-o objects
40# does not preserve DWARF.)
41PRE_LTO=1
42endif
43endif
44
45#
46# Rules for the highly parallel "build" phase, where each build configuration
47# writes into their own $(TARGET) independent of other build configs
48#
49# There are 5 primary build outputs:
50# 1) $(KERNEL_FILE_NAME).unstripped    (raw linked kernel, unstripped)
51# 2) $(KERNEL_FILE_NAME)               (stripped kernel, with optional CTF data)
52# 3) $(KERNEL_FILE_NAME).dSYM          (dSYM)
53# 4) $(KERNEL_FILE_NAME).link          (bits for static linking)
54# 5) lib$(KERNEL_FILE_NAME).a          (static archive for testing)
55
56ifeq ($(BUILD_STATIC_LINK),1)
57ifeq ($(BUILD_XNU_LIBRARY),1)
58
59KERNEL_STATIC_LINK_TARGETS = \
60	$(TARGET)/lib$(KERNEL_FILE_NAME).a
61KERNEL_STATIC_LINK_DST = \
62	$(DSTROOT)/$(INSTALL_KERNEL_DIR)/lib$(KERNEL_FILE_NAME).a
63
64else
65
66KERNEL_STATIC_LINK_TARGETS = \
67	$(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).a
68
69KERNEL_STATIC_LINK_DST = \
70			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).a             \
71			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarguments \
72			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarchives  \
73			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).exp           \
74			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).alias.exp     \
75			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros                   \
76			$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME)
77
78endif
79endif
80
81do_build_all:: do_build_kernel
82
83.PHONY: do_build_kernel
84
85ifeq ($(BUILD_XNU_LIBRARY),1)
86do_build_kernel: $(KERNEL_STATIC_LINK_TARGETS)
87
88else
89
90do_build_kernel: $(TARGET)/$(KERNEL_FILE_NAME) $(TARGET)/$(KERNEL_FILE_NAME).unstripped $(KERNEL_STATIC_LINK_TARGETS)
91	@:
92
93ifeq ($(BUILD_DSYM),1)
94do_build_all:: do_build_kernel_dSYM
95endif
96
97.PHONY: do_build_kernel_dSYM
98
99do_build_kernel_dSYM: $(TARGET)/$(KERNEL_FILE_NAME).dSYM
100	@:
101
102endif
103
104.LDFLAGS: ALWAYS
105	$(_v)$(REPLACECONTENTS) $@ $(LD) $(LDFLAGS_KERNEL) $(LDFLAGS_KERNEL_ONLY) $(LD_KERNEL_LIBS)
106.CFLAGS: ALWAYS
107	$(_v)$(REPLACECONTENTS) $@ $(KCC) $(CFLAGS) $(INCFLAGS)
108
109$(TARGET)/$(KERNEL_FILE_NAME): $(TARGET)/$(KERNEL_FILE_NAME).unstripped $(TARGET)/$(KERNEL_FILE_NAME).dSYM
110	@$(LOG_STRIP) "$(@F)"
111	$(_v)$(STRIP) $(STRIP_FLAGS) $< -o $@
112	@echo "built kernel at $@"
113	$(_v)$(RM) [email protected]
114ifeq ($(DO_CTFMERGE),1)
115	@$(LOG_CTFCONVERT) "$(@F)"
116	$(_v)$(CTFCONVERT) -c -l xnu -u xnu -o [email protected] $(TARGET)/$(KERNEL_FILE_NAME).dSYM/Contents/Resources/DWARF/$(KERNEL_FILE_NAME)
117	@$(LOG_CTFMERGE) "$(@F)"
118	$(_v)$(CTFMERGE) -l xnu -o $@ -Z [email protected] [email protected]
119	$(_v)if [ -s [email protected] ]; then                          \
120		$(LOG_CTFINSERT) "$(@F)";                            \
121		$(CTFINSERT) $@	$(ARCH_FLAGS_$(CURRENT_ARCH_CONFIG)) \
122			     [email protected] -o $@;                           \
123	fi;
124endif
125	$(_v)$(LN) $(call function_convert_build_config_to_objdir,$(CURRENT_BUILD_CONFIG))/$(KERNEL_FILE_NAME) $(OBJROOT)/$(KERNEL_FILE_NAME)
126
127$(TARGET)/$(KERNEL_FILE_NAME).dSYM: $(TARGET)/$(KERNEL_FILE_NAME).unstripped
128	@$(LOG_DSYMUTIL) "$(@F)"
129	$(_v)$(BASH) -c "$(DSYMUTIL) $(DSYMUTIL_FLAGS) $< -o $@ $(_vstdout) 2> >(grep -v '^warning:.*could not find object file symbol for symbol' 1>&2)"
130	$(_v)$(MV) $@/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME).unstripped $@/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME)
131	$(_v)$(TOUCH) $@
132
133ifeq ($(BUILD_XNU_LIBRARY),1)
134$(TARGET)/lib$(KERNEL_FILE_NAME).a: $(addprefix $(TARGET)/,$(foreach component,$(COMPONENT_LIST),$(component)/$(CURRENT_KERNEL_CONFIG)/$(component).libfilelist)) nonlto.o $(SRCROOT)/config/version.c $(SRCROOT)/config/MasterVersion .LDFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
135	$(_v)${MAKE} -f $(firstword $(MAKEFILE_LIST)) version.o
136	@$(LOG_LIBTOOL) "$(@F)"
137	$(_v)$(CAT) $(filter %.libfilelist,$+) < /dev/null > link.filelist
138	$(_v)$(LIBTOOL) -static -csD -filelist link.filelist -o $@
139	$(_v)$(LN) $(call function_convert_build_config_to_objdir,$(CURRENT_BUILD_CONFIG))/lib$(KERNEL_FILE_NAME).a $(OBJROOT)/lib$(KERNEL_FILE_NAME).a
140endif
141
142$(TARGET)/$(KERNEL_FILE_NAME).unstripped: $(addprefix $(TARGET)/,$(foreach component,$(COMPONENT_LIST),$(component)/$(CURRENT_KERNEL_CONFIG)/$(component).filelist)) lastkerneldataconst.o lastkernelconstructor.o nonlto.o $(SRCROOT)/config/version.c $(SRCROOT)/config/MasterVersion $(LDFILES_KERNEL_ONLY) .LDFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
143	$(_v)${MAKE} -f $(firstword $(MAKEFILE_LIST)) version.o
144ifeq ($(PRE_LTO),1)
145	@$(LOG_LTO) "$(@F)"
146	$(_v)$(RM) ltolink.filelist
147	$(_v)$(RM) nonltolink.filelist
148	$(_v)$(RM) -r $(TARGET)/justlto.o
149	$(_v)files="$$($(CAT) $(filter %.filelist,$+)) version.o $(filter %.o,$+)"; \
150	for ofile in $$files; \
151	do \
152		hdr=$$(od -An -N 4 -t x4 $$ofile); \
153		if [ $$hdr = "0b17c0de" ]; \
154			then \
155				if [ -z "$$lto" ]; \
156					then \
157						lto="$$ofile"; \
158					else \
159						lto="$$(printf '%s\n%s' "$$lto" "$$ofile")"; \
160				fi; \
161			else \
162				if [ -z "$$nonlto" ]; \
163					then \
164						nonlto="$$ofile"; \
165					else \
166						nonlto="$$(printf '%s\n%s' "$$nonlto" "$$ofile")"; \
167				fi; \
168			fi; \
169	done; \
170	printf '%s\n' "$$lto" >ltolink.filelist; \
171	printf '%s\n' "$$nonlto" >nonltolink.filelist
172	@$(LOG_LD) "$(@F)"
173	$(_v)if [ -s ltolink.filelist ]; \
174	then \
175		$(LD) $($(addsuffix $(CURRENT_ARCH_CONFIG),ARCH_FLAGS_)) -r nonlto.o -filelist ltolink.filelist $(LDFLAGS_KERNEL_LTO) -Wl,-object_path_lto,$(TARGET)/justlto.o -o $(TARGET)/justlto.tmp.o && \
176		if test -d $(TARGET)/justlto.o; \
177		then \
178		    $(LD) $(LDFLAGS_KERNEL) $(LDFLAGS_KERNEL_ONLY) -filelist nonltolink.filelist $(TARGET)/justlto.o/*.o $(LDFLAGS_KERNEL_STRIP_LTO) -o $@ $(LD_KERNEL_LIBS) $(LD_KERNEL_ARCHIVES); \
179		else \
180		    $(LD) $(LDFLAGS_KERNEL) $(LDFLAGS_KERNEL_ONLY) -filelist nonltolink.filelist $(TARGET)/justlto.o $(LDFLAGS_KERNEL_STRIP_LTO) -o $@ $(LD_KERNEL_LIBS) $(LD_KERNEL_ARCHIVES); \
181		fi; \
182	else \
183		$(LD) $(LDFLAGS_KERNEL) $(LDFLAGS_KERNEL_ONLY) -filelist nonltolink.filelist -o $@ $(LD_KERNEL_LIBS) $(LD_KERNEL_ARCHIVES); \
184	fi
185else
186	@$(LOG_LD) "$(@F)"
187	$(_v)$(CAT) $(filter %.filelist,$+) < /dev/null > link.filelist
188	$(_v)$(LD) $(LDFLAGS_KERNEL) $(LDFLAGS_KERNEL_ONLY) -filelist link.filelist version.o $(filter %.o,$+) -o $@ $(LD_KERNEL_LIBS) $(LD_KERNEL_ARCHIVES)
189endif
190
191# for now, rename LASTDATA_CONST to LAST on static kernel cache builds
192EXTRA_KC_LINKARGS = -Wl,-rename_segment,__LASTDATA_CONST,__LAST
193
194$(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).a:   $(TARGET)/$(KERNEL_FILE_NAME).unstripped .LDFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
195	@$(LOG_LIBTOOL) "$(@F)"
196	$(_v)$(MKDIR) $(dir $@)
197ifeq ($(PRE_LTO),1)
198	$(_v)if [ -d $(TARGET)/justlto.o ]; \
199	then \
200	    $(LIBTOOL) -ca $(TARGET)/justlto.o/*.o -filelist nonltolink.filelist -o $@; \
201	else \
202	    $(LIBTOOL) -ca $(TARGET)/justlto.o -filelist nonltolink.filelist -o $@; \
203	fi
204else
205	$(_v)$(LIBTOOL) -ca -filelist link.filelist version.o lastkerneldataconst.o lastkernelconstructor.o -o $@
206endif
207	$(_v)cp $(TARGET)/all-kpi.exp $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).exp
208	$(_v)cp $(TARGET)/all-alias.exp $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).alias.exp
209	$(_v)echo "$(LD_KERNEL_ARCHIVES)" >$(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarchives
210	$(_v)echo "$(LDFLAGS_KERNEL) $(LD_KERNEL_LIBS) $(EXTRA_KC_LINKARGS)" >$(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarguments
211	$(_v)$(LN) $(call function_convert_build_config_to_objdir,$(CURRENT_BUILD_CONFIG))/$(KERNEL_FILE_NAME).link $(OBJROOT)/$(KERNEL_FILE_NAME).link
212
213nonlto.o: .CFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
214nonlto.o:   $(SRCROOT)/libsa/nonlto.c
215	${C_RULE_0}
216	${C_RULE_1A}$< $(CFLAGS_NOLTO_FLAG)
217	${C_RULE_2}
218
219-include version.d
220version.o: .CFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
221version.o: $(OBJPATH)/version.c
222	${C_RULE_0}
223	${C_RULE_1A}$<
224	${C_RULE_2}
225	${C_RULE_4}
226
227# Always recreate version.sh
228$(OBJPATH)/version.c: $(SRCROOT)/config/version.c $(NEWVERS) $(SRCROOT)/config/MasterVersion ALWAYS
229	$(_v)$(CP) $< $@
230	$(_v)$(NEWVERS) $(OBJPATH)/version.c > /dev/null;
231
232
233-include lastkerneldataconst.d
234lastkerneldataconst.o: .CFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
235lastkerneldataconst.o: $(SRCROOT)/libsa/lastkerneldataconst.c
236	${C_RULE_0}
237	${C_RULE_1A}$<
238	${C_RULE_2}
239
240
241lastkernelconstructor.o_CFLAGS_RM = -fprofile-instr-generate
242# the LAST segment is mapped read-only on arm, so if we include llvm profiling
243# here it will segfault the kernel.  (see arm_vm_init.c) We don't currently have
244# a way of retrieving these counters from LAST anyway, so there's no harm in just
245# disabling them.
246
247LAST_FILES=lastkernelconstructor.o
248-include lastkernelconstructor.d
249lastkernelconstructor.o: .CFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
250lastkernelconstructor.o: $(SRCROOT)/libsa/lastkernelconstructor.c
251	${C_RULE_0}
252	${C_RULE_1A}$< $(CFLAGS_NOLTO_FLAG)
253	${C_RULE_2}
254	${C_RULE_3}
255	${C_RULE_4}
256	$(_v)for last_file in ${LAST_FILES};				\
257	do							\
258		$(SEG_HACK) -s __DATA -n __LASTDATA_CONST -o $${last_file}__ $${last_file} || exit 1; \
259		mv $${last_file}__ $${last_file} || exit 1;		\
260	done
261EXTRA_KC_LINKARGS = -Wl,-rename_segment,__LASTDATA_CONST,__LAST
262
263#
264# Install rules. Each build config is classified as "primary" (the first
265# config for an architecture) or "non-primary". Primary build configs
266# have the semantic of competing to *combine* single-architecture
267# files into a multi-architecture output in the DSTROOT, like
268# $(DSTROOT)/$(KERNEL_FILE_NAME), and consequently each primary build config
269# has its install target run serially with respect to other primary
270# build configs. Non-primary build configs will never compete for
271# files in the DSTROOT or SYMROOT, and can be installed in parallel
272# with other non-primary configs (and even primary configs)
273#
274
275do_build_install_primary:: do_install_machine_specific_kernel
276ifeq ($(BUILD_DSYM),1)
277do_build_install_primary:: do_install_machine_specific_kernel_dSYM
278endif
279
280do_build_install_non_primary:: do_install_machine_specific_kernel
281ifeq ($(BUILD_DSYM),1)
282do_build_install_non_primary:: do_install_machine_specific_kernel_dSYM
283endif
284
285ifeq ($(BUILD_DSYM),1)
286ifeq ($(INSTALL_KERNEL_SYM_TO_KDK),1)
287do_build_install_primary:: do_install_machine_specific_KDK_dSYM
288do_build_install_non_primary:: do_install_machine_specific_KDK_dSYM
289endif
290endif
291
292ifneq ($(BUILD_XNU_LIBRARY),1)
293ifeq ($(INSTALL_XNU_DEBUG_FILES),1)
294do_build_install_primary:: do_install_xnu_debug_files
295endif
296
297.PHONY: do_install_xnu_debug_files
298
299do_install_xnu_debug_files:	$(DSTROOT)/$(DEVELOPER_EXTRAS_DIR)/README.DEBUG-kernel.txt
300	@:
301endif
302
303#
304# If the timestamp indicates the DSTROOT kernel is out of
305# date, start over. Normal dependencies don't work because we can have
306# ( BUILDA, BUILDB, INSTALLB, INSTALLA ) in which case at INSTALLA time
307# the timestamps would $(DSTROOT)/$(KERNEL_FILE_NAME) is not out of date compared
308# to BUILDA. So we maintain a separate file at the time make(1)
309# was run and use it to determine what actions to take
310#
311
312$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME): $(TARGET)/$(KERNEL_FILE_NAME) ALWAYS
313	$(_v)$(MKDIR) $(dir $@)
314	@$(LOG_INSTALL) "$(@F)$(Color0) ($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))"
315    # -nt and -ot are evaluated differently by bash, dash, and zsh (and are not part of the POSIX specification).
316    # Explicitly specify what should happen when the right hand file doesn't exist.
317	$(_v)if [ $(OBJROOT)/.mach_kernel.timestamp -nt $@ -o \( -e $(OBJROOT)/.mach_kernel.timestamp -a \! -e $@ \) ]; then	\
318		$(INSTALL) $(EXEC_INSTALL_FLAGS) $< $@;			\
319		cmdstatus=$$?;						\
320	else								\
321		$(LIPO) -create $@ $< -output $@;			\
322		cmdstatus=$$?;						\
323	fi;								\
324	exit $$cmdstatus
325
326ifeq ($(BUILD_STATIC_LINK),1)
327ifeq ($(BUILD_XNU_LIBRARY),1)
328
329$(DSTROOT)/$(INSTALL_KERNEL_DIR)/lib$(KERNEL_FILE_NAME).a: $(TARGET)/lib$(KERNEL_FILE_NAME).a ALWAYS
330	$(_v)$(MKDIR) $(dir $@)
331	@$(LOG_INSTALL) "$(@F)"
332	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
333
334else
335$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).a: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).a ALWAYS
336	$(_v)$(MKDIR) $(dir $@)
337	@$(LOG_INSTALL) "$(@F)"
338	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
339
340$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarguments: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarguments ALWAYS
341	$(_v)$(MKDIR) $(dir $@)
342	@$(LOG_INSTALL) "$(@F)"
343	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
344
345$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarchives: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarchives ALWAYS
346	$(_v)$(MKDIR) $(dir $@)
347	@$(LOG_INSTALL) "$(@F)"
348	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
349
350$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).exp: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).exp ALWAYS
351	$(_v)$(MKDIR) $(dir $@)
352	@$(LOG_INSTALL) "$(@F)"
353	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
354
355$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).alias.exp: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).alias.exp ALWAYS
356	$(_v)$(MKDIR) $(dir $@)
357	@$(LOG_INSTALL) "$(@F)"
358	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
359endif
360
361# BUILD_STATIC_LINK
362endif
363
364$(SYMROOT)/$(KERNEL_FILE_NAME): $(TARGET)/$(KERNEL_FILE_NAME).unstripped ALWAYS
365	$(_v)$(MKDIR) $(dir $@)
366	@$(LOG_INSTALLSYM) "$(@F)$(Color0) ($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))"
367    # -nt and -ot are evaluated differently by bash, dash, and zsh (and are not part of the POSIX specification).
368    # Explicitly specify what should happen when the right hand file doesn't exist.
369	$(_v)if [ $(OBJROOT)/.mach_kernel.timestamp -nt $@ -o \( -e $(OBJROOT)/.mach_kernel.timestamp -a \! -e $@ \) ]; then		\
370		$(INSTALL) $(EXEC_INSTALL_FLAGS) $< $@;				\
371		cmdstatus=$$?;							\
372	else									\
373		$(LIPO) -create $@ $< -output $@;				\
374		cmdstatus=$$?;							\
375	fi;									\
376	exit $$cmdstatus
377
378
379$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros                                                                     \
380$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros                      \
381$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros:                                          \
382$(TARGET)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros
383	$(_v)$(MKDIR) $(dir $@)
384	@$(LOG_INSTALLMACROS) "$(@F)$(Color0) $(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))"
385	$(_v)$(CP) -r $< $(dir $@)
386	$(_v)$(TOUCH) $@
387
388$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME)                                                   \
389$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME)    \
390$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME):                        \
391$(TARGET)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME)
392	$(_v)$(MKDIR) $(dir $@)
393	@$(LOG_INSTALLMACROS) "$(@F)$(Color0) ($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))"
394	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
395
396$(DSTROOT)/$(DEVELOPER_EXTRAS_DIR)/README.DEBUG-kernel.txt: $(SRCROOT)/config/README.DEBUG-kernel.txt
397	$(_v)$(MKDIR) $(dir $@)
398	@$(LOG_INSTALL) "$(@F)"
399	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
400
401$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMINFODIR)/Info.plist $(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMINFODIR)/Info.plist: $(TARGET)/$(KERNEL_FILE_NAME).dSYM/$(DSYMINFODIR)/Info.plist
402	$(_v)$(MKDIR) $(dir $@)
403	@$(LOG_INSTALLSYM) "$(ColorL)dSYM$(Color0) $(ColorF)$(@F)$(Color0) ($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))"
404	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
405
406$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME) $(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME): $(TARGET)/$(KERNEL_FILE_NAME).dSYM/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME) ALWAYS
407	$(_v)$(MKDIR) $(dir $@)
408	@$(LOG_INSTALLSYM) "$(ColorL)dSYM$(Color0) $(ColorF)$(@F).dSYM$(ColorF) ($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))"
409    # -nt and -ot are evaluated differently by bash, dash, and zsh (and are not part of the POSIX specification).
410    # Explicitly specify what should happen when the right hand file doesn't exist.
411	$(_v)if [ $(OBJROOT)/.mach_kernel.timestamp -nt $@ -o \( -e $(OBJROOT)/.mach_kernel.timestamp -a \! -e $@ \) ]; then			\
412		$(INSTALL) $(EXEC_INSTALL_FLAGS) $< $@;					\
413		cmdstatus=$$?;								\
414	else										\
415		$(LIPO) -create $@ $< -output $@;					\
416		cmdstatus=$$?;								\
417	fi;										\
418	exit $$cmdstatus
419
420.PHONY: do_install_machine_specific_kernel do_install_machine_specific_kernel_dSYM
421.PHONY: do_install_machine_specific_KDK_dSYM
422
423ifeq ($(BUILD_XNU_LIBRARY),1)
424
425do_install_machine_specific_kernel: $(KERNEL_STATIC_LINK_DST)
426	@:
427do_install_machine_specific_kernel_dSYM:
428	@:
429
430else
431
432do_install_machine_specific_kernel: $(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME)                \
433			$(SYMROOT)/$(KERNEL_FILE_NAME)                                                              \
434			$(KERNEL_STATIC_LINK_DST)
435	@:
436
437do_install_machine_specific_kernel_dSYM: \
438			$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMINFODIR)/Info.plist \
439			$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros \
440			$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME) \
441			$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME)
442	@:
443
444do_install_machine_specific_KDK_dSYM: \
445			$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMINFODIR)/Info.plist \
446			$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros \
447			$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME) \
448			$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME)
449	@:
450
451endif
452
453# The $(RM) is needed so that the $(LN) doesn't dereference an existing
454# symlink during incremental builds and create a new symlink inside
455# the target of the existing symlink
456do_installhdrs_mi:: $(DSTROOT)/$(KRESDIR)/Info.plist
457ifneq ($(INSTALLHDRS_SKIP_HOST),YES)
458	$(_v)$(MKDIR) $(DSTROOT)/$(KINCFRAME)
459	$(_v)$(MKDIR) $(DSTROOT)/$(KPINCDIR)
460	$(_v)$(MKDIR) $(DSTROOT)/$(KRESDIR)
461	$(_v)$(RM) $(DSTROOT)/$(KINCFRAME)/Versions/Current
462	$(_v)$(LN) $(KINCVERS) $(DSTROOT)/$(KINCFRAME)/Versions/Current
463	$(_v)$(RM) $(DSTROOT)/$(KINCFRAME)/Headers
464	$(_v)$(LN) Versions/Current/Headers			\
465		   $(DSTROOT)/$(KINCFRAME)/Headers
466	$(_v)$(RM) $(DSTROOT)/$(KINCFRAME)/PrivateHeaders
467	$(_v)$(LN) Versions/Current/PrivateHeaders		\
468		   $(DSTROOT)/$(KINCFRAME)/PrivateHeaders
469	$(_v)$(RM) $(DSTROOT)/$(KINCFRAME)/Resources
470	$(_v)$(LN) Versions/Current/Resources			\
471		   $(DSTROOT)/$(KINCFRAME)/Resources
472endif
473
474$(DSTROOT)/$(KRESDIR)/Info.plist: $(SOURCE)/EXTERNAL_HEADERS/Info.plist
475ifneq ($(INSTALLHDRS_SKIP_HOST),YES)
476	$(_v)$(MKDIR) $(DSTROOT)/$(KRESDIR)
477	$(_v)$(INSTALL) $(DATA_INSTALL_FLAGS) $< $@
478	$(_v)$(NEWVERS) $@ $(_vstdout)
479ifeq ($(USE_BINARY_PLIST),1)
480	$(_v)$(PLUTIL) -convert binary1 -o $@ $@
481endif
482endif
483
484$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(ALIAS_FILE_NAME): ALWAYS
485	@$(LOG_ALIAS) "$(@F)$(Color0) ($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0) $(ColorLF)$(CURRENT_MACHINE_CONFIG_LC)$(Color0) $(ColorLF)$(CURRENT_ALIAS_MACHINE_CONFIG_LC)$(Color0))"
486	$(_v)$(INSTALL) $(EXEC_INSTALL_FLAGS) $(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME) $@
487
488install_alias: $(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(ALIAS_FILE_NAME)
489
490print_exports:
491	$(_v)printenv | sort
492
493# vim: set ft=make:
494