xref: /xnu-8796.101.5/makedefs/MakeInc.kernel (revision aca3beaa3dfbd42498b42c5e5ce20a938e6554e5)
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)$(CTFDUMP) -S [email protected] $(_vstdout) $(_vstderr)
120	$(_v)if [ -s [email protected] ]; then                          \
121		$(LOG_CTFINSERT) "$(@F)";                            \
122		$(CTFINSERT) $@	$(ARCH_FLAGS_$(CURRENT_ARCH_CONFIG)) \
123			     [email protected] -o $@;                           \
124	fi;
125endif
126	$(_v)$(LN) $(call function_convert_build_config_to_objdir,$(CURRENT_BUILD_CONFIG))/$(KERNEL_FILE_NAME) $(OBJROOT)/$(KERNEL_FILE_NAME)
127
128$(TARGET)/$(KERNEL_FILE_NAME).dSYM: $(TARGET)/$(KERNEL_FILE_NAME).unstripped
129ifeq ($(BUILD_DSYM),1)
130	@$(LOG_DSYMUTIL) "$(@F)"
131	$(_v)$(BASH) -c "$(DSYMUTIL) $(DSYMUTIL_FLAGS) $< -o $@ $(_vstdout) 2> >(grep -v '^warning:.*could not find object file symbol for symbol' 1>&2)"
132	$(_v)$(MV) $@/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME).unstripped $@/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME)
133else
134	$(_v)$(MKDIR) $@
135endif
136	$(_v)$(TOUCH) $@
137
138ifeq ($(BUILD_XNU_LIBRARY),1)
139$(TARGET)/lib$(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))
140	$(_v)${MAKE} -f $(firstword $(MAKEFILE_LIST)) version.o
141	@$(LOG_LIBTOOL) "$(@F)"
142	$(_v)$(CAT) $(filter %.libfilelist,$+) < /dev/null > link.filelist
143	$(_v)$(LIBTOOL) -static -csD -filelist link.filelist -o $@
144	$(_v)$(LN) $(call function_convert_build_config_to_objdir,$(CURRENT_BUILD_CONFIG))/lib$(KERNEL_FILE_NAME).a $(OBJROOT)/lib$(KERNEL_FILE_NAME).a
145endif
146
147$(TARGET)/$(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))
148	$(_v)${MAKE} -f $(firstword $(MAKEFILE_LIST)) version.o
149ifeq ($(PRE_LTO),1)
150	@$(LOG_LTO) "$(@F)"
151	$(_v)$(RM) ltolink.filelist
152	$(_v)$(RM) nonltolink.filelist
153	$(_v)$(RM) -r $(TARGET)/justlto.o
154	$(_v)files="$$($(CAT) $(filter %.filelist,$+)) version.o $(filter %.o,$+)"; \
155	for ofile in $$files; \
156	do \
157		hdr=$$(od -An -N 4 -t x4 $$ofile); \
158		if [ $$hdr = "0b17c0de" ]; \
159			then \
160				if [ -z "$$lto" ]; \
161					then \
162						lto="$$ofile"; \
163					else \
164						lto="$$(printf '%s\n%s' "$$lto" "$$ofile")"; \
165				fi; \
166			else \
167				if [ -z "$$nonlto" ]; \
168					then \
169						nonlto="$$ofile"; \
170					else \
171						nonlto="$$(printf '%s\n%s' "$$nonlto" "$$ofile")"; \
172				fi; \
173			fi; \
174	done; \
175	printf '%s\n' "$$lto" >ltolink.filelist; \
176	printf '%s\n' "$$nonlto" >nonltolink.filelist
177	@$(LOG_LD) "$(@F)"
178	$(_v)if [ -s ltolink.filelist ]; \
179	then \
180		$(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 && \
181		if test -d $(TARGET)/justlto.o; \
182		then \
183		    $(LD) $(LDFLAGS_KERNEL) $(LDFLAGS_KERNEL_ONLY) -filelist nonltolink.filelist $(TARGET)/justlto.o/*.o $(LDFLAGS_KERNEL_STRIP_LTO) -o $@ $(LD_KERNEL_LIBS) $(LD_KERNEL_ARCHIVES); \
184		else \
185		    $(LD) $(LDFLAGS_KERNEL) $(LDFLAGS_KERNEL_ONLY) -filelist nonltolink.filelist $(TARGET)/justlto.o $(LDFLAGS_KERNEL_STRIP_LTO) -o $@ $(LD_KERNEL_LIBS) $(LD_KERNEL_ARCHIVES); \
186		fi; \
187	else \
188		$(LD) $(LDFLAGS_KERNEL) $(LDFLAGS_KERNEL_ONLY) -filelist nonltolink.filelist -o $@ $(LD_KERNEL_LIBS) $(LD_KERNEL_ARCHIVES); \
189	fi
190else
191	@$(LOG_LD) "$(@F)"
192	$(_v)$(CAT) $(filter %.filelist,$+) < /dev/null > link.filelist
193	$(_v)$(LD) $(LDFLAGS_KERNEL) $(LDFLAGS_KERNEL_ONLY) -filelist link.filelist version.o $(filter %.o,$+) -o $@ $(LD_KERNEL_LIBS) $(LD_KERNEL_ARCHIVES)
194endif
195
196# for now, rename LASTDATA_CONST to LAST on static kernel cache builds
197EXTRA_KC_LINKARGS = -Wl,-rename_segment,__LASTDATA_CONST,__LAST
198
199$(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).a:   $(TARGET)/$(KERNEL_FILE_NAME).unstripped .LDFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
200	@$(LOG_LIBTOOL) "$(@F)"
201	$(_v)$(MKDIR) $(dir $@)
202ifeq ($(PRE_LTO),1)
203	$(_v)if [ -d $(TARGET)/justlto.o ]; \
204	then \
205	    $(LIBTOOL) -ca $(TARGET)/justlto.o/*.o -filelist nonltolink.filelist -o $@; \
206	else \
207	    $(LIBTOOL) -ca $(TARGET)/justlto.o -filelist nonltolink.filelist -o $@; \
208	fi
209else
210	$(_v)$(LIBTOOL) -ca -filelist link.filelist version.o lastkerneldataconst.o lastkernelconstructor.o -o $@
211endif
212	$(_v)cp $(TARGET)/all-kpi.exp $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).exp
213	$(_v)cp $(TARGET)/all-alias.exp $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).alias.exp
214	$(_v)echo "$(LD_KERNEL_ARCHIVES)" >$(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarchives
215	$(_v)echo "$(LDFLAGS_KERNEL) $(LD_KERNEL_LIBS) $(EXTRA_KC_LINKARGS)" >$(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarguments
216	$(_v)$(LN) $(call function_convert_build_config_to_objdir,$(CURRENT_BUILD_CONFIG))/$(KERNEL_FILE_NAME).link $(OBJROOT)/$(KERNEL_FILE_NAME).link
217
218nonlto.o: .CFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
219nonlto.o:   $(SRCROOT)/libsa/nonlto.c
220	${C_RULE_0}
221	${C_RULE_1A}$< $(CFLAGS_NOLTO_FLAG)
222	${C_RULE_2}
223
224-include version.d
225version.o: .CFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
226version.o: $(OBJPATH)/version.c
227	${C_RULE_0}
228	${C_RULE_1A}$<
229	${C_RULE_2}
230	${C_RULE_4}
231
232# Always recreate version.sh
233$(OBJPATH)/version.c: $(SRCROOT)/config/version.c $(NEWVERS) $(SRCROOT)/config/MasterVersion ALWAYS
234	$(_v)$(CP) $< $@
235	$(_v)$(NEWVERS) $(OBJPATH)/version.c > /dev/null;
236
237
238-include lastkerneldataconst.d
239lastkerneldataconst.o: .CFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
240lastkerneldataconst.o: $(SRCROOT)/libsa/lastkerneldataconst.c
241	${C_RULE_0}
242	${C_RULE_1A}$<
243	${C_RULE_2}
244
245
246lastkernelconstructor.o_CFLAGS_RM = -fprofile-instr-generate
247# the LAST segment is mapped read-only on arm, so if we include llvm profiling
248# here it will segfault the kernel.  (see arm_vm_init.c) We don't currently have
249# a way of retrieving these counters from LAST anyway, so there's no harm in just
250# disabling them.
251
252LAST_FILES=lastkernelconstructor.o
253-include lastkernelconstructor.d
254lastkernelconstructor.o: .CFLAGS $(filter %/MakeInc.kernel,$(MAKEFILE_LIST))
255lastkernelconstructor.o: $(SRCROOT)/libsa/lastkernelconstructor.c
256	${C_RULE_0}
257	${C_RULE_1A}$< $(CFLAGS_NOLTO_FLAG)
258	${C_RULE_2}
259	${C_RULE_3}
260	${C_RULE_4}
261	$(_v)for last_file in ${LAST_FILES};				\
262	do							\
263		$(SEG_HACK) -s __DATA -n __LASTDATA_CONST -o $${last_file}__ $${last_file} || exit 1; \
264		mv $${last_file}__ $${last_file} || exit 1;		\
265	done
266EXTRA_KC_LINKARGS = -Wl,-rename_segment,__LASTDATA_CONST,__LAST
267
268#
269# Install rules. Each build config is classified as "primary" (the first
270# config for an architecture) or "non-primary". Primary build configs
271# have the semantic of competing to *combine* single-architecture
272# files into a multi-architecture output in the DSTROOT, like
273# $(DSTROOT)/$(KERNEL_FILE_NAME), and consequently each primary build config
274# has its install target run serially with respect to other primary
275# build configs. Non-primary build configs will never compete for
276# files in the DSTROOT or SYMROOT, and can be installed in parallel
277# with other non-primary configs (and even primary configs)
278#
279
280do_build_install_primary:: do_install_machine_specific_kernel
281ifeq ($(BUILD_DSYM),1)
282do_build_install_primary:: do_install_machine_specific_kernel_dSYM
283endif
284
285do_build_install_non_primary:: do_install_machine_specific_kernel
286ifeq ($(BUILD_DSYM),1)
287do_build_install_non_primary:: do_install_machine_specific_kernel_dSYM
288endif
289
290ifeq ($(BUILD_DSYM),1)
291ifeq ($(INSTALL_KERNEL_SYM_TO_KDK),1)
292do_build_install_primary:: do_install_machine_specific_KDK_dSYM
293do_build_install_non_primary:: do_install_machine_specific_KDK_dSYM
294endif
295endif
296
297ifneq ($(BUILD_XNU_LIBRARY),1)
298ifeq ($(INSTALL_XNU_DEBUG_FILES),1)
299do_build_install_primary:: do_install_xnu_debug_files
300endif
301
302.PHONY: do_install_xnu_debug_files
303
304do_install_xnu_debug_files:	$(DSTROOT)/$(DEVELOPER_EXTRAS_DIR)/README.DEBUG-kernel.txt
305	@:
306endif
307
308#
309# If the timestamp indicates the DSTROOT kernel is out of
310# date, start over. Normal dependencies don't work because we can have
311# ( BUILDA, BUILDB, INSTALLB, INSTALLA ) in which case at INSTALLA time
312# the timestamps would $(DSTROOT)/$(KERNEL_FILE_NAME) is not out of date compared
313# to BUILDA. So we maintain a separate file at the time make(1)
314# was run and use it to determine what actions to take
315#
316
317$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME): $(TARGET)/$(KERNEL_FILE_NAME) ALWAYS
318	$(_v)$(MKDIR) $(dir $@)
319	@$(LOG_INSTALL) "$(@F)$(Color0) ($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))"
320    # -nt and -ot are evaluated differently by bash, dash, and zsh (and are not part of the POSIX specification).
321    # Explicitly specify what should happen when the right hand file doesn't exist.
322	$(_v)if [ $(OBJROOT)/.mach_kernel.timestamp -nt $@ -o \( -e $(OBJROOT)/.mach_kernel.timestamp -a \! -e $@ \) ]; then	\
323		$(INSTALL) $(EXEC_INSTALL_FLAGS) $< $@;			\
324		cmdstatus=$$?;						\
325	else								\
326		$(LIPO) -create $@ $< -output $@;			\
327		cmdstatus=$$?;						\
328	fi;								\
329	exit $$cmdstatus
330
331ifeq ($(BUILD_STATIC_LINK),1)
332ifeq ($(BUILD_XNU_LIBRARY),1)
333
334$(DSTROOT)/$(INSTALL_KERNEL_DIR)/lib$(KERNEL_FILE_NAME).a: $(TARGET)/lib$(KERNEL_FILE_NAME).a ALWAYS
335	$(_v)$(MKDIR) $(dir $@)
336	@$(LOG_INSTALL) "$(@F)"
337	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
338
339else
340$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).a: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).a 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).linkarguments: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarguments 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).linkarchives: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).linkarchives 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).exp: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).exp ALWAYS
356	$(_v)$(MKDIR) $(dir $@)
357	@$(LOG_INSTALL) "$(@F)"
358	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
359
360$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).alias.exp: $(TARGET)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).alias.exp ALWAYS
361	$(_v)$(MKDIR) $(dir $@)
362	@$(LOG_INSTALL) "$(@F)"
363	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
364endif
365
366# BUILD_STATIC_LINK
367endif
368
369$(SYMROOT)/$(KERNEL_FILE_NAME): $(TARGET)/$(KERNEL_FILE_NAME).unstripped ALWAYS
370	$(_v)$(MKDIR) $(dir $@)
371	@$(LOG_INSTALLSYM) "$(@F)$(Color0) ($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))"
372    # -nt and -ot are evaluated differently by bash, dash, and zsh (and are not part of the POSIX specification).
373    # Explicitly specify what should happen when the right hand file doesn't exist.
374	$(_v)if [ $(OBJROOT)/.mach_kernel.timestamp -nt $@ -o \( -e $(OBJROOT)/.mach_kernel.timestamp -a \! -e $@ \) ]; then		\
375		$(INSTALL) $(EXEC_INSTALL_FLAGS) $< $@;				\
376		cmdstatus=$$?;							\
377	else									\
378		$(LIPO) -create $@ $< -output $@;				\
379		cmdstatus=$$?;							\
380	fi;									\
381	exit $$cmdstatus
382
383
384$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros                                                                     \
385$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros                      \
386$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros:                                          \
387$(TARGET)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros
388	$(_v)$(MKDIR) $(dir $@)
389	@$(LOG_INSTALLMACROS) "$(@F)$(Color0) $(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))"
390	$(_v)$(CP) -r $< $(dir $@)
391	$(_v)$(TOUCH) $@
392
393$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME)                                                   \
394$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME).link/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME)    \
395$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME):                        \
396$(TARGET)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME)
397	$(_v)$(MKDIR) $(dir $@)
398	@$(LOG_INSTALLMACROS) "$(@F)$(Color0) ($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))"
399	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
400
401$(DSTROOT)/$(DEVELOPER_EXTRAS_DIR)/README.DEBUG-kernel.txt: $(SRCROOT)/config/README.DEBUG-kernel.txt
402	$(_v)$(MKDIR) $(dir $@)
403	@$(LOG_INSTALL) "$(@F)"
404	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
405
406$(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
407	$(_v)$(MKDIR) $(dir $@)
408	@$(LOG_INSTALLSYM) "$(ColorL)dSYM$(Color0) $(ColorF)$(@F)$(Color0) ($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))"
409	$(_v)$(INSTALL) $(INSTALL_FLAGS) $< $@
410
411$(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
412	$(_v)$(MKDIR) $(dir $@)
413	@$(LOG_INSTALLSYM) "$(ColorL)dSYM$(Color0) $(ColorF)$(@F).dSYM$(ColorF) ($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0))"
414    # -nt and -ot are evaluated differently by bash, dash, and zsh (and are not part of the POSIX specification).
415    # Explicitly specify what should happen when the right hand file doesn't exist.
416	$(_v)if [ $(OBJROOT)/.mach_kernel.timestamp -nt $@ -o \( -e $(OBJROOT)/.mach_kernel.timestamp -a \! -e $@ \) ]; then			\
417		$(INSTALL) $(EXEC_INSTALL_FLAGS) $< $@;					\
418		cmdstatus=$$?;								\
419	else										\
420		$(LIPO) -create $@ $< -output $@;					\
421		cmdstatus=$$?;								\
422	fi;										\
423	exit $$cmdstatus
424
425.PHONY: do_install_machine_specific_kernel do_install_machine_specific_kernel_dSYM
426.PHONY: do_install_machine_specific_KDK_dSYM
427
428ifeq ($(BUILD_XNU_LIBRARY),1)
429
430do_install_machine_specific_kernel: $(KERNEL_STATIC_LINK_DST)
431	@:
432do_install_machine_specific_kernel_dSYM:
433	@:
434
435else
436
437do_install_machine_specific_kernel: $(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME)                \
438			$(SYMROOT)/$(KERNEL_FILE_NAME)                                                              \
439			$(KERNEL_STATIC_LINK_DST)
440	@:
441
442do_install_machine_specific_kernel_dSYM: \
443			$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMINFODIR)/Info.plist \
444			$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros \
445			$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME) \
446			$(SYMROOT)/$(KERNEL_FILE_NAME).dSYM/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME)
447	@:
448
449do_install_machine_specific_KDK_dSYM: \
450			$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMINFODIR)/Info.plist \
451			$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/lldbmacros \
452			$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMLLDBMACROSDIR)/$(KERNEL_LLDBBOOTSTRAP_NAME) \
453			$(DSTROOT)/$(INSTALL_KERNEL_SYM_DIR)/$(KERNEL_FILE_NAME).dSYM/$(DSYMDWARFDIR)/$(KERNEL_FILE_NAME)
454	@:
455
456endif
457
458# The $(RM) is needed so that the $(LN) doesn't dereference an existing
459# symlink during incremental builds and create a new symlink inside
460# the target of the existing symlink
461do_installhdrs_mi:: $(DSTROOT)/$(KRESDIR)/Info.plist
462ifneq ($(INSTALLHDRS_SKIP_HOST),YES)
463	$(_v)$(MKDIR) $(DSTROOT)/$(KINCFRAME)
464	$(_v)$(MKDIR) $(DSTROOT)/$(KPINCDIR)
465	$(_v)$(MKDIR) $(DSTROOT)/$(KRESDIR)
466	$(_v)$(RM) $(DSTROOT)/$(KINCFRAME)/Versions/Current
467	$(_v)$(LN) $(KINCVERS) $(DSTROOT)/$(KINCFRAME)/Versions/Current
468	$(_v)$(RM) $(DSTROOT)/$(KINCFRAME)/Headers
469	$(_v)$(LN) Versions/Current/Headers			\
470		   $(DSTROOT)/$(KINCFRAME)/Headers
471	$(_v)$(RM) $(DSTROOT)/$(KINCFRAME)/PrivateHeaders
472	$(_v)$(LN) Versions/Current/PrivateHeaders		\
473		   $(DSTROOT)/$(KINCFRAME)/PrivateHeaders
474	$(_v)$(RM) $(DSTROOT)/$(KINCFRAME)/Resources
475	$(_v)$(LN) Versions/Current/Resources			\
476		   $(DSTROOT)/$(KINCFRAME)/Resources
477endif
478
479$(DSTROOT)/$(KRESDIR)/Info.plist: $(SOURCE)/EXTERNAL_HEADERS/Info.plist
480ifneq ($(INSTALLHDRS_SKIP_HOST),YES)
481	$(_v)$(MKDIR) $(DSTROOT)/$(KRESDIR)
482	$(_v)$(INSTALL) $(DATA_INSTALL_FLAGS) $< $@
483	$(_v)$(NEWVERS) $@ $(_vstdout)
484ifeq ($(USE_BINARY_PLIST),1)
485	$(_v)$(PLUTIL) -convert binary1 -o $@ $@
486endif
487endif
488
489$(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(ALIAS_FILE_NAME): ALWAYS
490	@$(LOG_ALIAS) "$(@F)$(Color0) ($(ColorLF)$(CURRENT_ARCH_CONFIG_LC)$(Color0) $(ColorLF)$(CURRENT_MACHINE_CONFIG_LC)$(Color0) $(ColorLF)$(CURRENT_ALIAS_MACHINE_CONFIG_LC)$(Color0))"
491	$(_v)$(INSTALL) $(EXEC_INSTALL_FLAGS) $(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(KERNEL_FILE_NAME) $@
492
493install_alias: $(DSTROOT)/$(INSTALL_KERNEL_DIR)/$(ALIAS_FILE_NAME)
494
495print_exports:
496	$(_v)printenv | sort
497
498# vim: set ft=make:
499