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header.kmk@ 3284

Last change on this file since 3284 was 3253, checked in by bird, 7 years ago
header.kmk: PCH_HDR property inheritance.
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1	# $Id: header.kmk 3253 2019-01-02 00:23:15Z bird $
2	## @file
3	# kBuild - File included at top of a makefile.
4	#
5
6	#
7	# Copyright (c) 2004-2017 knut st. osmundsen <bird-kBuild-spam-xviiv@anduin.net>
8	#
9	# This file is part of kBuild.
10	#
11	# kBuild is free software; you can redistribute it and/or modify
12	# it under the terms of the GNU General Public License as published by
13	# the Free Software Foundation; either version 2 of the License, or
14	# (at your option) any later version.
15	#
16	# kBuild is distributed in the hope that it will be useful,
17	# but WITHOUT ANY WARRANTY; without even the implied warranty of
18	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19	# GNU General Public License for more details.
20	#
21	# You should have received a copy of the GNU General Public License
22	# along with kBuild; if not, write to the Free Software
23	# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24	#
25	#
26	# As a special exception you are granted permission to include this file, via
27	# the kmk include directive, as you wish without this in itself causing the
28	# resulting makefile, program or whatever to be covered by the GPL license.
29	# This exception does not however invalidate any other reasons why the makefile,
30	# program, whatever should not be covered the GPL.
31	#
32	#
33
34	ifndef __header_kmk__
35	# start-of-file-content
36	ifdef KBUILD_PROFILE_SELF
37	_KBUILD_TS_HEADER_START := $(nanots ) # just a dummy warm up query
38	$(info prof: since start - since previous -- event description)
39	ifeq ($(KBUILD_PROFILE_SELF),2)
40	$(info stat: $(make-stats ))
41	endif
42	_KBUILD_TS_HEADER_START := $(nanots )
43	_KBUILD_TS_PREV := $(_KBUILD_TS_HEADER_START)
44
45	_KBUILD_FMT_ELAPSED_EX = $(int-div $(int-add $(int-sub $1, $2),500000),1000000)ms
46	_KBUILD_FMT_ELAPSED = $(call _KBUILD_FMT_ELAPSED_EX,$(_KBUILD_TS_NOW),$1)
47
48	define def_profile_self
49	_KBUILD_TS_NOW := $(nanots )
50	$(info prof: $(call _KBUILD_FMT_ELAPSED,$(_KBUILD_TS_HEADER_START)) - $(call _KBUILD_FMT_ELAPSED, $(_KBUILD_TS_PREV)) -- $(strip $1))
51	ifeq ($(KBUILD_PROFILE_SELF),2)
52	$(info stat: $(make-stats ))
53	endif
54	_KBUILD_TS_PREV := $(_KBUILD_TS_NOW)
55	endef
56
57	endif
58
59
60	#
61	# Check make version before we do anything else.
62	#
63	ifndef KMK_VERSION
64	$(error kBuild: The kmk default variable KMK_VERSION isn't defined! Make sure you are using 'kmk' and not 'make', 'gmake', 'kmk_gmake', 'dmake' or any other make program)
65	endif
66	ifneq ($(KBUILD_VERSION_MAJOR).$(KBUILD_VERSION_MINOR),0.1)
67	ifneq ($(KBUILD_VERSION_MAJOR),0)
68	$(warning kBuild: kmk major version mismatch! Expected '0' but found '$(KBUILD_VERSION_MAJOR)'!)
69	else
70	$(warning kBuild: kmk minor version mismatch! Expected '1' but found '$(KBUILD_VERSION_MINOR)'!)
71	endif
72	else
73	if $(KBUILD_VERSION_PATCH) < 999
74	$(error kBuild: kmk version mismatch! Expected 0.1.999 or later. Actual version is $(KBUILD_VERSION).)
75	endif
76	endif
77
78	#
79	# The revision in which this file was last modified.
80	# This can be useful when using development versions of kBuild.
81	#
82	KMK_REVISION := $(patsubst %:,, $Rev: 3253 $ )
83
84
85	#
86	# Define the default goal.
87	#
88	.PHONY: all all_recursive
89	all: all_recursive
90
91	#
92	# The phony FORCE target.
93	#
94	.PHONY: FORCE
95	FORCE:
96
97
98	#
99	# Enable delete on error and second expansion of prerequisites and targets.
100	#
101	.DELETE_ON_ERROR:
102
103	.SECONDEXPANSION:
104
105	.SECONDTARGETEXPANSION:
106
107
108	#
109	# General purpose macros.
110	#
111
112	##
113	# Newline character(s).
114	define NL
115
116
117	endef
118
119	##
120	# Tab character.
121	TAB := $(subst ., ,.)
122
123	##
124	# Newline + tab characters (for generating commands).
125	NLTAB = $(NL)$(TAB)
126
127	##
128	# Space character.
129	SP := $(subst ., ,.)
130
131	##
132	# Hash character.
133	define HASH
134	#
135	endef
136
137	##
138	# Colon character.
139	COLON := :
140
141	##
142	# Semicolon character.
143	SEMICOLON := ;
144
145	##
146	# Comma character.
147	COMMA := ,
148
149	##
150	# Dot character.
151	DOT := .
152
153	##
154	# Dollar character.
155	DOLLAR := $$
156
157	##
158	# Equal character.
159	EQUAL := =
160
161	##
162	# Percent character.
163	PERCENT := %
164
165	##
166	# Single quote character.
167	SQUOTE := '
168
169	##
170	# Double quote character.
171	DQUOTE := "
172
173	##
174	# Opening parenthesis.
175	OPENPAR := (
176
177	##
178	# Closing parenthesis.
179	CLOSEPAR := )
180
181
182	#
183	# The list of standard build types in kBuild.
184	#
185	# This list can be extended in Config.kmk and it's possible to extend
186	# (inherit) another build type.
187	#
188	KBUILD_BLD_TYPES := release profile debug
189
190
191	#
192	# The OSes, Architectures and CPUs that kBuild recognizes.
193	#
194	# When kBuild is ported to a new OS or architecture a unique keyword needs
195	# to be assigned to it and added here. This strictness is required because
196	# this keyword namespace is shared between OSes, architectures, cpus and
197	# build types. (PORTME)
198	#
199	KBUILD_OSES := darwin dos dragonfly freebsd gnuhurd gnukfbsd gnuknbsd haiku l4 linux netbsd nt openbsd os2 solaris win os-agnostic
200	KBUILD_ARCHES := x86 amd64 noarch alpha arm32 arm64 hppa32 hppa64 ia64 m68k mips32 mips64 ppc32 ppc64 s390 s390x sh32 sh64 sparc32 sparc64 x32
201	KBUILD_ARCHES_64 := amd64 alpha arm64 hppa64 ia64 mips64 ppc64 s390x sh64 sparc64 x32
202	KBUILD_ARCHES_32 := x86 arm32 hppa32 m68k mips32 ppc32 s390 sh32 sparc32
203
204
205
206	#
207	# Mapping of kBuild OS + ARCH to GNU system type wildcards.
208	# For use with the foreach/append/prepend and wildcard functions.
209	#
210	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.darwin.x86 = i?86-apple-darwin*
211	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.darwin.amd64 = x86_64-apple-darwin* amd64-apple-darwin*
212	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.freebsd.x86 = i?86-freebsd
213	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.freebsd.amd64 = x86_64-freebsd amd64-freebsd
214	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.linux.x86 = i?86-*linux-gnu
215	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.linux.amd64 = x86_64-linux-gnu amd64-linux-gnu
216	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.netbsd.x86 = i?86-netbsd
217	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.netbsd.amd64 = x86_64-netbsd amd64-netbsd
218	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.os2.x86 = i?86-os2
219	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.solaris.x86 = i?86-solaris2
220	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.solaris.amd64 = amd64-solaris2 x86_64-solaris2
221	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.solaris.sparc32 = sparc-solaris2
222	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.solaris.sparc64 = sparc64-solaris2 sparcv9-solaris2
223	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.win.x86 = i?86-mingw32 i?86-msys i?86-cygwin
224	KBUILD_OSARCH_2_GNU_SYSTEM_TYPES.win.amd64 = x86_64-mingw64 amd64-mingw64 x86_64-msys amd64-msys x86_64-cygwin amd64-cygwin
225
226
227	#
228	# Set default build type.
229	#
230	ifndef KBUILD_TYPE
231	ifdef BUILD_TYPE
232	KBUILD_TYPE := $(BUILD_TYPE)
233	endif
234	else ifdef BUILD_TYPE
235	ifneq ($(KBUILD_TYPE),$(BUILD_TYPE))
236	ifeq ($(origin KBUILD_TYPE):$(origin BUILD_TYPE),environment:command line)
237	KBUILD_TYPE := $(BUILD_TYPE)
238	else ifneq ($(origin KBUILD_TYPE):$(origin BUILD_TYPE),command line:environment)
239	$(error kBuild: KBUILD_TYPE and BUILD_TYPE disagree.)
240	endif
241	endif
242	endif
243	override BUILD_TYPE = $(KBUILD_TYPE)
244
245	ifndef KBUILD_TYPE
246	KBUILD_TYPE := release
247	else
248	if1of ($(KBUILD_TYPE), $(KBUILD_OSES) $(KBUILD_ARCHES))
249	$(error kBuild: The KBUILD_TYPE value '$(KBUILD_TYPE)' is an OS or architecture!)
250	endif
251	ifneq (.$(words $(KBUILD_TYPE)).$(KBUILD_TYPE).,.1.$(strip $(KBUILD_TYPE)).)
252	$(error kBuild: The KBUILD_TYPE value '$(KBUILD_TYPE)' contains spaces/tabs!)
253	endif
254	endif
255
256
257	#
258	# Host platform legacy
259	# kmk deals with this, so this is only temporary until I've rebuilt everything.
260	#
261	ifndef KBUILD_HOST
262	KBUILD_HOST := $(BUILD_PLATFORM)
263	endif
264	ifndef KBUILD_HOST_ARCH
265	KBUILD_HOST_ARCH := $(BUILD_PLATFORM_ARCH)
266	endif
267	ifndef KBUILD_HOST_CPU
268	KBUILD_HOST_CPU := $(BUILD_PLATFORM_CPU)
269	endif
270
271
272	#
273	# Assert valid build platform variables.
274	#
275	# All these are set by kmk so they shouldn't be any trouble
276	# unless the user starts messing about with environment variables.
277	#
278	ifneq (.$(words $(KBUILD_HOST)).$(KBUILD_HOST).,.1.$(strip $(KBUILD_HOST)).)
279	$(error kBuild: The KBUILD_HOST value '$(KBUILD_HOST)' contains spaces/tabs!)
280	endif
281	ifneq ($(words $(filter $(KBUILD_HOST),$(KBUILD_OSES))),1)
282	$(error kBuild: KBUILD_HOST value '$(KBUILD_HOST)' is not recognized (valid: $(KBUILD_OSES)))
283	endif
284
285	ifneq (.$(words $(KBUILD_HOST_ARCH)).$(KBUILD_HOST_ARCH).,.1.$(strip $(KBUILD_HOST_ARCH)).)
286	$(error kBuild: The KBUILD_HOST_ARCH value '$(KBUILD_HOST_ARCH)' contains spaces/tabs!)
287	endif
288	ifneq ($(words $(filter $(KBUILD_HOST_ARCH),$(KBUILD_ARCHES))),1)
289	$(error kBuild: KBUILD_HOST_ARCH value '$(KBUILD_HOST_ARCH)' is not recognized (valid: $(KBUILD_ARCHES)))
290	endif
291
292	ifeq ($(strip $(KBUILD_HOST_CPU)),)
293	KBUILD_HOST_CPU := blend
294	else
295	ifneq (.$(words $(KBUILD_HOST_CPU)).$(KBUILD_HOST_CPU).,.1.$(strip $(KBUILD_HOST_CPU)).)
296	$(error kBuild: The KBUILD_HOST_CPU value '$(KBUILD_HOST_CPU)' contains spaces/tabs!)
297	endif
298	if1of ($(KBUILD_HOST_CPU), $(KBUILD_OSES) $(KBUILD_ARCHES))
299	$(error kBuild: The KBUILD_HOST_CPU value '$(KBUILD_HOST_CPU)' was found in the OS or architecture keywords!)
300	endif
301	ifeq ($(KBUILD_HOST_CPU),$(KBUILD_TYPE))
302	$(error kBuild: The KBUILD_HOST_CPU value '$(KBUILD_HOST_CPU)' is the same as the KBUILD_TYPE!)
303	endif
304	endif
305
306
307	#
308	# Deal with target platform legacy.
309	#
310	ifndef KBUILD_TARGET
311	ifdef BUILD_TARGET
312	KBUILD_TARGET := $(BUILD_TARGET)
313	endif
314	else ifdef BUILD_TARGET
315	ifneq ($(KBUILD_TARGET),$(BUILD_TARGET))
316	ifeq ($(origin KBUILD_TARGET):$(origin BUILD_TARGET),environment:command line)
317	KBUILD_TARGET := $(BUILD_TARGET)
318	else ifneq ($(origin KBUILD_TARGET):$(origin BUILD_TARGET),command line:environment)
319	$(error kBuild: KBUILD_TARGET and BUILD_TARGET disagree)
320	endif
321	endif
322	endif
323	override BUILD_TARGET = $(KBUILD_TARGET)
324
325	ifndef KBUILD_TARGET_ARCH
326	ifdef BUILD_TARGET_ARCH
327	KBUILD_TARGET_ARCH := $(BUILD_TARGET_ARCH)
328	endif
329	else ifdef BUILD_TARGET_ARCH
330	ifneq ($(KBUILD_TARGET_ARCH),$(BUILD_TARGET_ARCH))
331	ifeq ($(origin KBUILD_TARGET_ARCH):$(origin BUILD_TARGET_ARCH),environment:command line)
332	KBUILD_TARGET_ARCH := $(BUILD_TARGET_ARCH)
333	else ifneq ($(origin KBUILD_TARGET_ARCH):$(origin BUILD_TARGET_ARCH),command line:environment)
334	$(error kBuild: KBUILD_TARGET_ARCH and BUILD_TARGET_ARCH disagree)
335	endif
336	endif
337	endif
338	override BUILD_TARGET_ARCH = $(KBUILD_TARGET_ARCH)
339
340	ifndef KBUILD_TARGET_CPU
341	ifdef BUILD_TARGET_CPU
342	KBUILD_TARGET_CPU := $(BUILD_TARGET_CPU)
343	endif
344	else ifdef BUILD_TARGET_CPU
345	ifneq ($(KBUILD_TARGET_CPU),$(BUILD_TARGET_CPU))
346	ifeq ($(origin KBUILD_TARGET_CPU):$(origin BUILD_TARGET_CPU),environment:command line)
347	KBUILD_TARGET_CPU := $(BUILD_TARGET_CPU)
348	else ifneq ($(origin KBUILD_TARGET_CPU):$(origin BUILD_TARGET_CPU),command line:environment)
349	$(error kBuild: KBUILD_TARGET_CPU and BUILD_TARGET_CPU disagree)
350	endif
351	endif
352	endif
353	override BUILD_TARGET_CPU = $(KBUILD_TARGET_CPU)
354
355
356	#
357	# Assert or set default target platform.
358	# When not defined use the corresponding KBUILD_HOST value.
359	#
360	ifndef KBUILD_TARGET
361	KBUILD_TARGET := $(KBUILD_HOST)
362	else
363	ifneq (.$(words $(KBUILD_TARGET)).$(KBUILD_TARGET).,.1.$(strip $(KBUILD_TARGET)).)
364	$(error kBuild: The KBUILD_TARGET value '$(KBUILD_TARGET)' contains spaces/tabs!)
365	endif
366	ifneq ($(words $(filter $(KBUILD_TARGET),$(KBUILD_OSES))),1)
367	$(error kBuild: KBUILD_TARGET value '$(KBUILD_TARGET)' is not recognized (valid: $(KBUILD_OSES)))
368	endif
369	endif
370
371	ifndef KBUILD_TARGET_ARCH
372	KBUILD_TARGET_ARCH := $(KBUILD_HOST_ARCH)
373	else
374	ifneq (.$(words $(KBUILD_TARGET_ARCH)).$(KBUILD_TARGET_ARCH).,.1.$(strip $(KBUILD_TARGET_ARCH)).)
375	$(error kBuild: The KBUILD_TARGET_ARCH value '$(KBUILD_TARGET_ARCH)' contains spaces/tabs!)
376	endif
377	ifneq ($(words $(filter $(KBUILD_TARGET_ARCH),$(KBUILD_ARCHES))),1)
378	$(error kBuild: KBUILD_TARGET_ARCH value '$(KBUILD_TARGET_ARCH)' is not recognized (valid: $(KBUILD_ARCHES)))
379	endif
380	endif
381
382	ifndef KBUILD_TARGET_CPU
383	KBUILD_TARGET_CPU := $(KBUILD_HOST_CPU)
384	else ifeq ($(strip $(KBUILD_TARGET_CPU)),)
385	ifeq ($(KBUILD_TARGET_ARCH),$(KBUILD_HOST_ARCH))
386	KBUILD_TARGET_CPU := $(KBUILD_HOST_CPU)
387	else
388	KBUILD_TARGET_CPU := blend
389	endif
390	else
391	ifneq (.$(words $(KBUILD_TARGET_CPU)).$(KBUILD_TARGET_CPU).,.1.$(strip $(KBUILD_TARGET_CPU)).)
392	$(error kBuild: The KBUILD_TARGET_CPU value '$(KBUILD_TARGET_CPU)' contains spaces/tabs!)
393	endif
394	if1of ($(KBUILD_TARGET_CPU), $(KBUILD_OSES) $(KBUILD_ARCHES))
395	$(error kBuild: The KBUILD_TARGET_CPU value was found in the OS or architecture keywords!)
396	endif
397	ifeq ($(KBUILD_TARGET_CPU),$(KBUILD_TYPE))
398	$(error kBuild: The KBUILD_TARGET_CPU value '$(KBUILD_TARGET_CPU)' is the same as the KBUILD_TYPE!)
399	endif
400	endif
401
402	# Short hand for $(KBUILD_TARGET).$(KBUILD_TARGET_ARCH).
403	KBUILD_TARGET_DOT_ARCH = $(KBUILD_TARGET).$(KBUILD_TARGET_ARCH)
404	KBUILD_HOST_DOT_ARCH = $(KBUILD_HOST).$(KBUILD_TARGET_ARCH)
405
406
407	#
408	# Paths and stuff.
409	#
410
411	# Adjust DEPTH first.
412	DEPTH := $(strip $(DEPTH))
413	ifeq ($(DEPTH),)
414	DEPTH := .
415	endif
416
417	## PATH_CURRENT is the current directory (getcwd).
418	PATH_CURRENT := $(abspath $(CURDIR))
419	## PATH_SUB_CURRENT points to current directory of the current makefile.
420	# Meaning that it will change value as we enter and exit sub-makefiles.
421	PATH_SUB_CURRENT := $(PATH_CURRENT)
422	## PATH_ROOT points to the project root directory.
423	PATH_ROOT := $(abspath $(PATH_CURRENT)/$(DEPTH))
424	## PATH_SUB_ROOT points to the directory of the top-level makefile.
425	ifneq ($(strip $(SUB_DEPTH)),)
426	SUB_DEPTH := $(strip $(SUB_DEPTH))
427	PATH_SUB_ROOT := $(abspath $(PATH_CURRENT)/$(SUB_DEPTH))
428	else
429	PATH_SUB_ROOT := $(PATH_CURRENT)
430	endif
431
432	## CURSUBDIR is PATH_SUB_ROOT described relative to PATH_ROOT.
433	# This variable is used to determin where the object files and other output goes.
434	ifneq ($(PATH_ROOT),$(PATH_SUB_ROOT))
435	CURSUBDIR := $(patsubst $(PATH_ROOT)/%,%,$(PATH_SUB_ROOT))
436	else
437	CURSUBDIR := .
438	endif
439
440	# Install directory layout. Relative to PATH_INS.
441	KBUILD_INST_PATHS := BIN DLL SYS LIB DOC DEBUG SBIN LIBEXEC SHARE
442	INST_BIN = bin/
443	if1of ($(KBUILD_TARGET), win)
444	INST_DLL = bin/
445	else
446	INST_DLL = lib/
447	endif
448	if1of ($(KBUILD_TARGET), os2 win)
449	INST_SYS = drivers/
450	else
451	INST_SYS = kernel/
452	endif
453	INST_LIB = lib/
454	INST_DOC = share/doc/
455	INST_DEBUG = debug/
456	INST_SBIN = sbin/
457	INST_LIBEXEC = libexec/
458	INST_SHARE = share/
459
460	# Staging directory layout. Relative to PATH_STAGE.
461	STAGE_BIN = $(INST_BIN)
462	STAGE_DLL = $(INST_DLL)
463	STAGE_SYS = $(INST_SYS)
464	STAGE_LIB = $(INST_LIB)
465	STAGE_DOC = $(INST_DOC)
466	STAGE_DEBUG = $(INST_DEBUG)
467	STAGE_SBIN = $(INST_SBIN)
468	STAGE_LIBEXEC = $(INST_LIBEXEC)
469	STAGE_SHARE = $(INST_SHARE)
470
471	# Install and staging directory paths.
472	$(foreach path, $(KBUILD_INST_PATHS), \
473	$(eval PATH_STAGE_$(path) = $$(patsubst %/,%,$$(PATH_STAGE)/$$(STAGE_$(path)))) \
474	$(eval PATH_INST_$(path) = $$(patsubst %/,%,$$(PATH_INS)/$$(INST_$(path)))) \
475	)
476
477	# Output directories.
478	ifndef PATH_OUT_BASE
479	PATH_OUT_BASE := $(PATH_ROOT)/out
480	endif
481	ifndef PATH_OUT
482	ifdef BUILD_TARGET_SUB # (BUILD_TARGET_SUB is not currently recognized by kBuild in any other places - obsolete)
483	PATH_OUT = $(PATH_OUT_BASE)/$(KBUILD_TARGET).$(KBUILD_TARGET_ARCH).$(BUILD_TARGET_SUB)/$(KBUILD_TYPE)
484	else
485	PATH_OUT = $(PATH_OUT_BASE)/$(KBUILD_TARGET).$(KBUILD_TARGET_ARCH)/$(KBUILD_TYPE)
486	endif
487	endif # !define PATH_OUT
488	PATH_OBJCACHE = $(PATH_OUT_BASE)/kObjCache
489	PATH_OBJ = $(PATH_OUT)/obj
490	PATH_TARGET = $(PATH_OBJ)/$(CURSUBDIR)
491	PATH_STAGE = $(PATH_OUT)/stage
492	ifndef PATH_INS
493	ifdef DESTROOT
494	PATH_INS = $(DESTROOT)
495	else
496	PATH_INS = $(PATH_OUT)/dist
497	endif
498	endif
499
500	# Tripwire obsolete PATH defines.
501	PATH_BIN = $(error kBuild: PATH_BIN is obsoleted in kBuild 0.1.2. Use PATH_STAGE_BIN or PATH_INST_BIN instead)
502	PATH_DLL = $(error kBuild: PATH_LIB is obsoleted in kBuild 0.1.2. Use PATH_STAGE_DLL or PATH_INST_DLL instead)
503	PATH_LIB = $(error kBuild: PATH_LIB is obsoleted in kBuild 0.1.2. Use PATH_STAGE_LIB or PATH_INST_LIB instead)
504	PATH_SYS = $(error kBuild: PATH_SYS is obsoleted in kBuild 0.1.2. Use PATH_STAGE_SYS or PATH_INST_SYS instead)
505	PATH_DOC = $(error kBuild: PATH_DOC is obsoleted in kBuild 0.1.2. Use PATH_STAGE_DOC or PATH_INST_DOC instead)
506
507	# Development tool tree.
508	ifndef KBUILD_DEVTOOLS
509	ifeq ($(PATH_DEVTOOLS),)
510	KBUILD_DEVTOOLS = $(PATH_ROOT)/tools
511	else
512	KBUILD_DEVTOOLS := $(PATH_DEVTOOLS)
513	endif
514	endif
515	KBUILD_DEVTOOLS_TRG ?= $(KBUILD_DEVTOOLS)/$(KBUILD_TARGET).$(KBUILD_TARGET_ARCH)
516	KBUILD_DEVTOOLS_HST ?= $(KBUILD_DEVTOOLS)/$(KBUILD_HOST).$(KBUILD_HOST_ARCH)
517
518	if1of ($(KBUILD_TARGET_ARCH), amd64 hppa64 mips64 ppc64 s390x sparc64)
519	ifeq ($(KBUILD_TARGET_ARCH),amd64)
520	KBUILD_DEVTOOLS_TRG_ALT ?= $(KBUILD_DEVTOOLS)/$(KBUILD_TARGET).x86
521	else ifeq ($(KBUILD_TARGET_ARCH),hppa64)
522	KBUILD_DEVTOOLS_TRG_ALT ?= $(KBUILD_DEVTOOLS)/$(KBUILD_TARGET).hppa32
523	else ifeq ($(KBUILD_TARGET_ARCH),mips64)
524	KBUILD_DEVTOOLS_TRG_ALT ?= $(KBUILD_DEVTOOLS)/$(KBUILD_TARGET).mips32
525	else ifeq ($(KBUILD_TARGET_ARCH),ppc64)
526	KBUILD_DEVTOOLS_TRG_ALT ?= $(KBUILD_DEVTOOLS)/$(KBUILD_TARGET).ppc32
527	else ifeq ($(KBUILD_TARGET_ARCH),s390x)
528	KBUILD_DEVTOOLS_TRG_ALT ?= $(KBUILD_DEVTOOLS)/$(KBUILD_TARGET).s390
529	else ifeq ($(KBUILD_TARGET_ARCH),sparc64)
530	KBUILD_DEVTOOLS_TRG_ALT ?= $(KBUILD_DEVTOOLS)/$(KBUILD_TARGET).sparc32
531	endif
532	endif
533
534	if1of ($(KBUILD_HOST_ARCH), amd64 hppa64 mips64 ppc64 s390x sparc64)
535	ifeq ($(KBUILD_HOST_ARCH),amd64)
536	KBUILD_DEVTOOLS_HST_ALT ?= $(KBUILD_DEVTOOLS)/$(KBUILD_HOST).x86
537	else ifeq ($(KBUILD_HOST_ARCH),hppa64)
538	KBUILD_DEVTOOLS_HST_ALT ?= $(KBUILD_DEVTOOLS)/$(KBUILD_HOST).hppa32
539	else ifeq ($(KBUILD_HOST_ARCH),mips64)
540	KBUILD_DEVTOOLS_HST_ALT ?= $(KBUILD_DEVTOOLS)/$(KBUILD_HOST).mips32
541	else ifeq ($(KBUILD_HOST_ARCH),ppc64)
542	KBUILD_DEVTOOLS_HST_ALT ?= $(KBUILD_DEVTOOLS)/$(KBUILD_HOST).ppc32
543	else ifeq ($(KBUILD_HOST_ARCH),s390x)
544	KBUILD_DEVTOOLS_HST_ALT ?= $(KBUILD_DEVTOOLS)/$(KBUILD_HOST).s390
545	else ifeq ($(KBUILD_HOST_ARCH),sparc64)
546	KBUILD_DEVTOOLS_HST_ALT ?= $(KBUILD_DEVTOOLS)/$(KBUILD_HOST).sparc32
547	endif
548	endif
549
550	# Deprecated legacy names.
551	PATH_DEVTOOLS ?= $(KBUILD_DEVTOOLS)
552	PATH_DEVTOOLS_TRG ?= $(KBUILD_DEVTOOLS_TRG)
553	PATH_DEVTOOLS_BLD ?= $(KBUILD_DEVTOOLS_TRG)
554	PATH_DEVTOOLS_TRG_ALT ?= $(KBUILD_DEVTOOLS_TRG_ALT)
555	PATH_DEVTOOLS_HST ?= $(KBUILD_DEVTOOLS_HST)
556	PATH_DEVTOOLS_HST_ALT ?= $(KBUILD_DEVTOOLS_HST_ALT)
557
558	# KBUILD_PATH / PATH_KBUILD is determined by kmk.
559	ifndef KBUILD_PATH
560	KBUILD_PATH := $(PATH_KBUILD)
561	endif
562	ifeq ($(strip $(KBUILD_PATH)),)
563	$(error kBuild: KBUILD_PATH is missing or empty! kmk is supposed to set it.)
564	endif
565	# KBUILD_BIN_PATH / PATH_KBUILD_BIN is determined by kmk.
566	ifndef KBUILD_BIN_PATH
567	KBUILD_BIN_PATH := $(PATH_KBUILD_BIN)
568	endif
569	ifeq ($(strip $(KBUILD_BIN_PATH)),)
570	$(error kBuild: KBUILD_BIN_PATH is missing or empty! kmk is supposed to set it.)
571	endif
572
573	# kBuild files which might be of interest.
574	FILE_KBUILD_HEADER := $(KBUILD_PATH)/header.kmk
575	#FILE_KBUILD_CONFIG := $(KBUILD_PATH)/config.kmk
576	FILE_KBUILD_FOOTER := $(KBUILD_PATH)/footer.kmk
577	FILE_KBUILD_SUB_HEADER := $(KBUILD_PATH)/subheader.kmk
578	FILE_KBUILD_SUB_FOOTER := $(KBUILD_PATH)/subfooter.kmk
579
580	## MAKEFILE is the name of the main makefile.
581	MAKEFILE := $(firstword $(MAKEFILE_LIST))
582	## MAKEFILE_CURRENT is the name of the current makefile.
583	# This is updated everything a sub-makefile is included.
584	MAKEFILE_CURRENT := $(MAKEFILE)
585
586
587	## @todo this should be done via SUFF_XYZ.target/host...
588
589	#
590	# Build platform setup.
591	# (PORTME)
592	#
593	if1of ($(KBUILD_HOST), win nt)
594	# Win, Win32, Win64, NT.
595	EXEC_X86_WIN32 :=
596	HOSTSUFF_EXE := .exe
597	HOST_PATH_SEP := $(SEMICOLON)
598
599	# OS/2.
600	else ifeq ($(KBUILD_HOST),os2)
601	EXEC_X86_WIN32 := innopec.exe
602	HOSTSUFF_EXE := .exe
603	HOST_PATH_SEP := $(SEMICOLON)
604
605	else if1of ($(KBUILD_HOST), dragonfly freebsd gnukfbsd gnuknbsd linux openbsd netbsd)
606	# Unix (like) systems with wine.
607	EXEC_X86_WIN32 := wine
608	HOSTSUFF_EXE :=
609	HOST_PATH_SEP := $(COLON)
610
611	else
612	# Unix (like) systems without wine.
613	EXEC_X86_WIN32 := false
614	HOSTSUFF_EXE :=
615	HOST_PATH_SEP := $(COLON)
616	endif
617
618
619	#
620	# Build target setup.
621	# (PORTME)
622	#
623	SUFF_DEP := .dep
624	SUFF_BIN :=
625	if1of ($(KBUILD_TARGET), win nt os2)
626	SUFF_OBJ := .obj
627	SUFF_LIB := .lib
628	SUFF_DLL := .dll
629	SUFF_EXE := .exe
630	SUFF_SYS := .sys
631	SUFF_RES := .res
632	else ifeq ($(KBUILD_TARGET),l4)
633	SUFF_OBJ := .o
634	SUFF_LIB := .a
635	SUFF_DLL := .s.so
636	SUFF_EXE :=
637	SUFF_SYS := .a
638	SUFF_RES :=
639	else ifeq ($(KBUILD_TARGET),darwin)
640	SUFF_OBJ := .o
641	SUFF_LIB := .a
642	SUFF_DLL := .dylib
643	SUFF_EXE :=
644	SUFF_SYS :=
645	SUFF_RES :=
646	else
647	SUFF_OBJ := .o
648	SUFF_LIB := .a
649	SUFF_DLL := .so
650	SUFF_EXE :=
651	if1of ($(KBUILD_TARGET), dragonfly freebsd gnukfbsd gnuknbsd linux netbsd openbsd) ## @todo check netbsd, gnuknbsd and openbsd.
652	SUFF_SYS := .ko
653	else
654	SUFF_SYS :=
655	endif
656	SUFF_RES :=
657	endif
658
659	#
660	# Standard kBuild tools.
661	#
662	ifeq ($(KMK),kmk)
663	KMK := $(KBUILD_BIN_PATH)/kmk$(HOSTSUFF_EXE)
664	endif
665	MAKE := $(KMK)
666
667	GMAKE := $(KBUILD_BIN_PATH)/kmk_gmake$(HOSTSUFF_EXE)
668
669	#DEP_EXT := $(KBUILD_BIN_PATH)/kDep$(HOSTSUFF_EXE)
670	#DEP_INT := $(KBUILD_BIN_PATH)/kDep$(HOSTSUFF_EXE)
671	#DEP := $(DEP_INT)
672
673	DEP_IDB_EXT := $(KBUILD_BIN_PATH)/kDepIDB$(HOSTSUFF_EXE)
674	DEP_IDB_INT := kmk_builtin_kDepIDB
675	DEP_IDB := $(DEP_IDB_INT)
676
677	DEP_OBJ_EXT := $(KBUILD_BIN_PATH)/kDepObj$(HOSTSUFF_EXE)
678	DEP_OBJ_INT := kmk_builtin_kDepObj
679	DEP_OBJ := $(DEP_OBJ_INT)
680
681	DEP_PRE := $(KBUILD_BIN_PATH)/kDepPre$(HOSTSUFF_EXE)
682
683	KOBJCACHE_EXT := $(KBUILD_BIN_PATH)/kObjCache$(HOSTSUFF_EXE)
684	KOBJCACHE := $(KOBJCACHE_EXT)
685
686	KLIBTWEAKER_EXT := $(KBUILD_BIN_PATH)/kLibTweaker$(HOSTSUFF_EXE)
687	KLIBTWEAKER := $(KLIBTWEAKER_EXT)
688
689	APPEND_EXT := $(KBUILD_BIN_PATH)/kmk_append$(HOSTSUFF_EXE)
690	APPEND_INT := kmk_builtin_append
691	APPEND := $(APPEND_INT)
692
693	CAT_EXT := $(KBUILD_BIN_PATH)/kmk_cat$(HOSTSUFF_EXE)
694	CAT_INT := kmk_builtin_cat
695	CAT := $(CAT_INT)
696
697	CHMOD_EXT := $(KBUILD_BIN_PATH)/kmk_chmod$(HOSTSUFF_EXE)
698	CHMOD_INT := kmk_builtin_chmod
699	CHMOD := $(CHMOD_INT)
700
701	CMP_EXT := $(KBUILD_BIN_PATH)/kmk_cmp$(HOSTSUFF_EXE)
702	CMP_INT := kmk_builtin_cmp
703	CMP := $(CMP_INT)
704
705	CP_EXT := $(KBUILD_BIN_PATH)/kmk_cp$(HOSTSUFF_EXE)
706	CP_INT := kmk_builtin_cp
707	CP := $(CP_INT)
708
709	ECHO_EXT := $(KBUILD_BIN_PATH)/kmk_echo$(HOSTSUFF_EXE)
710	ECHO_INT := kmk_builtin_echo
711	ECHO := $(ECHO_INT)
712
713	EXPR_EXT := $(KBUILD_BIN_PATH)/kmk_expr$(HOSTSUFF_EXE)
714	EXPR_INT := kmk_builtin_expr
715	EXPR := $(EXPR_INT)
716
717	INSTALL_EXT := $(KBUILD_BIN_PATH)/kmk_install$(HOSTSUFF_EXE)
718	INSTALL_INT := kmk_builtin_install
719	INSTALL := $(INSTALL_INT)
720
721	LN_EXT := $(KBUILD_BIN_PATH)/kmk_ln$(HOSTSUFF_EXE)
722	LN_INT := kmk_builtin_ln
723	LN := $(LN_INT)
724
725	MD5SUM_EXT := $(KBUILD_BIN_PATH)/kmk_md5sum$(HOSTSUFF_EXE)
726	MD5SUM_INT := kmk_builtin_md5sum
727	MD5SUM := $(MD5SUM_INT)
728
729	MKDIR_EXT := $(KBUILD_BIN_PATH)/kmk_mkdir$(HOSTSUFF_EXE)
730	MKDIR_INT := kmk_builtin_mkdir
731	MKDIR := $(MKDIR_INT)
732
733	MV_EXT := $(KBUILD_BIN_PATH)/kmk_mv$(HOSTSUFF_EXE)
734	MV_INT := kmk_builtin_mv
735	MV := $(MV_INT)
736
737	PRINTF_EXT := $(KBUILD_BIN_PATH)/kmk_printf$(HOSTSUFF_EXE)
738	PRINTF_INT := kmk_builtin_printf
739	PRINTF := $(PRINTF_INT)
740
741	REDIRECT_EXT:= $(KBUILD_BIN_PATH)/kmk_redirect$(HOSTSUFF_EXE)
742	if $(KBUILD_KMK_REVISION) > 2911
743	REDIRECT_INT:= kmk_builtin_redirect
744	else
745	REDIRECT_INT:= $(REDIRECT_EXT)
746	endif
747	REDIRECT := $(REDIRECT_INT)
748
749	RM_EXT := $(KBUILD_BIN_PATH)/kmk_rm$(HOSTSUFF_EXE)
750	RM_INT := kmk_builtin_rm
751	RM := $(RM_INT)
752
753	RMDIR_EXT := $(KBUILD_BIN_PATH)/kmk_rmdir$(HOSTSUFF_EXE)
754	RMDIR_INT := kmk_builtin_rmdir
755	RMDIR := $(RMDIR_INT)
756
757	SED_EXT := $(KBUILD_BIN_PATH)/kmk_sed$(HOSTSUFF_EXE)
758	SED_INT := $(SED_EXT)
759	SED := $(SED_EXT)
760
761	SLEEP_INT := kmk_builtin_sleep
762	SLEEP_EXT := $(KBUILD_BIN_PATH)/kmk_sleep$(HOSTSUFF_EXE)
763	SLEEP := $(SLEEP_EXT)
764
765	TEST_EXT := $(KBUILD_BIN_PATH)/kmk_test$(HOSTSUFF_EXE)
766	TEST_INT := kmk_builtin_test
767	TEST := $(TEST_INT)
768
769	TIME_EXT := $(KBUILD_BIN_PATH)/kmk_time$(HOSTSUFF_EXE)
770	TIME_INT := $(TIME_EXT)
771	TIME := $(TIME_INT)
772
773	TOUCH_EXT := $(KBUILD_BIN_PATH)/kmk_touch$(HOSTSUFF_EXE)
774	if $(KBUILD_KMK_REVISION) >= 3060
775	TOUCH_INT := kmk_builtin_touch
776	else
777	TOUCH_INT := $(TOUCH_EXT)
778	endif
779	TOUCH := $(TOUCH_INT)
780
781	# Our default shell is the Almquist shell from *BSD.
782	ASH := $(KBUILD_BIN_PATH)/kmk_ash$(HOSTSUFF_EXE)
783	MAKESHELL := $(ASH)
784	SHELL := $(ASH)
785	export SHELL MAKESHELL
786
787	# Symlinking is problematic on some platforms...
788	LN_SYMLINK := $(LN) -s
789
790	# When copying to the staging area, use hard links to save time and space.
791	ifndef KBUILD_NO_HARD_LINKING
792	INSTALL_STAGING := $(INSTALL) --hard-link-files-when-possible
793	else
794	INSTALL_STAGING := $(INSTALL)
795	endif
796
797
798	#
799	# Some Functions.
800	# The lower cased ones are either fallbacks or candidates for functions.c.
801	#
802
803	## ABSPATH - make paths absolute.
804	# This implementation is clumsy and doesn't resolve '..' and '.' components.
805	#
806	# @param $1 The paths to make absolute.
807	# @obsolete Use the GNU make function $(abspath) directly now.
808	ABSPATH = $(abspath $(1))$(warning ABSPATH is deprecated, use abspath directly!)
809
810	## DIRDEP - make create directory dependencies.
811	#
812	# @param $1 The paths to the directories which must be created.
813	DIRDEP = $(foreach path,$(patsubst %/,%,$(1)),$(path)/)
814
815	## Cygwin kludge.
816	# This converts /cygdrive/x/% to x:%.
817	#
818	# @param $1 The paths to make native.
819	# @remark This macro is pretty much obsolete since we don't use cygwin base make.
820	ifneq ($(patsubst /cygdrive/%,%,$(CURDIR)),$(CURDIR))
821	CYGPATHMIXED = $(foreach path,$(1)\
822	,$(if $(patsubst /cygdrive/%,,$(path)),$(path),$(patsubst $(strip $(firstword $(subst /, ,$(patsubst /cygdrive/%,%,$(path)))))/%,$(strip $(firstword $(subst /, ,$(patsubst /cygdrive/%,%,$(path))))):/%,$(patsubst /cygdrive/%,%,$(path)))))
823	else
824	CYGPATHMIXED = $(1)
825	endif
826
827	## Removes the drive letter from a path (if it has one)
828	# @param $1 the path
829	no-drive = $(word $(words $(subst :, ,$(1))),$(subst :, ,$(1)))
830
831	## Removes the root slash from a path (if it has one)
832	# @param $1 the path
833	no-root-slash = $(patsubst /%,%,$(1))
834
835	##
836	# Similar to firstword, except it returns the value of first defined variable.
837	# @param $1 list of variables to probe.
838	define FIRST-DEFINED-VAR
839	local .RETURN := $(strip $(firstdefined $1, value))
840	endef
841
842	## Figure out where to put object files.
843	# @param $1 real target name.
844	# @param $2 normalized main target
845	TARGET_BASE = $(PATH_TARGET)/$(2)/$(call no-root-slash,$(call no-drive,$(1)))
846
847	## Figure out where to put object files.
848	# @param $1 normalized main target
849	TARGET_PATH = $(PATH_TARGET)/$(1)
850
851	##
852	# Checks if the specified short option ($1) is found in the flags ($2),
853	# assuming getopt style options.
854	#
855	# @returns $3 if present, $4 not.
856	#
857	# @param $1 The option (single char!).
858	# @param $2 The option arguments.
859	# @param $3 Eval and return if present.
860	# @param $4 Eval and return if not present.
861	#
862	# @todo May confuse option values starting with '-' for options.
863	# @remarks Invoke like this: $(evalcall KB_FN_OPT_TEST_SHORT,d,$(flags),present,not-present)
864	#
865	define KB_FN_OPT_TEST_SHORT
866	local options := $(translate $(strip $(filter -%,$(filter-out --%,$2))),$(SP)-,)
867	local .RETURN := $(if-expr $(pos $1,$(options)) != 0,$3,$4)
868	endef
869
870	##
871	# Checks if the specified long option ($1) is found in the flags ($2),
872	# assuming getopt style options.
873	#
874	# @returns $3 if present, $4 not.
875	#
876	# @param $1 The long option, dashes included. No % chars.
877	# @param $2 The option arguments.
878	# @param $3 Eval and return if present.
879	# @param $4 Eval and return if not present.
880	#
881	# @todo May confuse option values starting with '--' for options.
882	# @remarks Invoke like this: $(evalcall KBFN_OPT_TEST_SHORT,--defined,$(flags),present,not-present)
883	#
884	define KB_FN_OPT_TEST_LONG
885	local options := $(filter-out =delete=%,$(subst :, =delete=,$(subst =, =delete=,$2)))
886	local .RETURN := $(if-expr "$(filter $1,$(options))" != "",$3,$4)
887	endef
888
889	##
890	# Checks if the specified short ($1) or long ($2) option is found in the flags ($2),
891	# assuming getopt style options.
892	#
893	# @returns $4 if present, $5 not.
894	#
895	# @param $1 The short option (single char!).
896	# @param $2 The long option, dashes included. No % chars.
897	# @param $3 The option arguments.
898	# @param $4 Eval and return if present.
899	# @param $5 Eval and return if not present.
900	#
901	# @todo May confuse option values starting with '--' for options.
902	# @remarks Invoke like this: $(evalcall KB_FN_OPT_TEST_SHORT_LONG,d,--defined,$(flags),present,not-present)
903	#
904	define KB_FN_OPT_TEST_SHORT_LONG
905	local short_options := $(translate $(strip $(filter -%,$(filter-out --%,$3))),$(SP)-,)
906	local long_options := $(filter-out =delete=%,$(subst :, =delete=,$(subst =, =delete=,$3)))
907	local .RETURN := $(if-expr $(pos $1,$(short_options)) != 0 \|\| "$(filter $2,$(long_options))" != "",$4,$5)
908	endef
909
910	##
911	# Make an assignment to a deprecated variable.
912	#
913	# @param $1 The variable name.
914	# @param $2 The value.
915	# @param $3 The variable to use instead.
916	#
917	ifdef KBUILD_WITH_DEPREATED_AS_ERROR
918	KB_FN_ASSIGN_DEPRECATED = $(eval $(subst :,$$(COLON),$1) = $2$$(error $1 is deprecated, use $3 instead))
919	else
920	KB_FN_ASSIGN_DEPRECATED = $(eval $(subst :,$$(COLON),$1) = $2$$(warning $1 is deprecated, use $3 instead))
921	endif
922
923	##
924	# Show an assertion message.
925	#
926	# @param $1 The assertion name.
927	# @param $2 The details.
928	#
929	define KB_FN_ASSERT_MSG
930	$(info !! kBuild $1 Assertion Failed !!)
931	ifdef target
932	$(info !! target: $(target))
933	local varloc := $(where $(target))
934	if "$(varloc)" == "undefined"
935	local varloc := $(where $(target)_TEMPLATE)
936	endif
937	if "$(varloc)" == "undefined"
938	local varloc := $(where $(target)_SOURCES)
939	endif
940	if "$(varloc)" == "undefined"
941	local varloc := $(where $(target)_EXTENDS)
942	endif
943	if "$(varloc)" == "undefined"
944	local varloc := $(where target)
945	endif
946	ifneq ($(varloc),)
947	$(info !! location: $(varloc))
948	else
949	$(info !! probable location: $($(target)_DEFPATH)/Makefile.kmk)
950	endif
951	endif
952	$(info !! $2)
953	$(error fixme)
954	endef
955
956	##
957	# Throw an error if the given path $1 isn't absolute and assertions are enabled.
958	#
959	# @param $1 The name of the path variable to check.
960	#
961	ifdef KBUILD_INTERNAL_STRICT
962	KB_FN_ASSERT_ABSPATH = $(if-expr "$(abspath $($(strip $1)))" != "$(strip $($(strip $1)))",\
963	$(evalcall KB_FN_ASSERT_MSG,abspath,$1 is:$(NLTAB)'$($(strip $1))'$(NLTAB)expected:$(NLTAB)'$(abspath $($(strip $1)))'))
964	else
965	KB_FN_ASSERT_ABSPATH :=
966	endif
967
968
969	#
970	# Somewhat simple solution for automatic command dependencies.
971	#
972
973	## Temporary for the compile rule below.
974	if "$(KBUILD_KMK_REVISION)" >= 3134
975	KBUILD_HAVE_OPTIMIZED_APPEND := 1
976	endif
977
978	##
979	# Advanced version of KB_FN_AUTO_CMD_DEPS_COMMANDS_EX where you set
980	# the dependency file name yourself.
981	#
982	# After or before the recipe do $(call KB_FN_AUTO_CMD_DEPS_EX,<recipe-target>,<dep-file>).
983	#
984	# @param 1 dep file.
985	ifdef KBUILD_HAVE_OPTIMIZED_APPEND
986	define KB_FN_AUTO_CMD_DEPS_COMMANDS_EX
987	%$(QUIET2)$(APPEND) -tin "$1" \
988	'define AUTO_CMD_DEP_$(translate $@,:,_)_PREV_CMDS' \
989	'--insert-command=$@' \
990	'endef'
991	endef
992	else
993	define KB_FN_AUTO_CMD_DEPS_COMMANDS_EX
994	%$(QUIET2)$(RM) -f -- "$1"
995	%$(QUIET2)$(APPEND) "$1" 'define AUTO_CMD_DEP_$(translate $@,:,_)_PREV_CMDS'
996	%$(QUIET2)$(APPEND) -c "$1" '$@'
997	%$(QUIET2)$(APPEND) "$1" 'endef'
998	endef
999	endif
1000
1001	##
1002	# Advanced version of KB_FN_AUTO_CMD_DEPS
1003	#
1004	# @param 1 recipe name
1005	# @param 2 dep file.
1006	KB_FN_AUTO_CMD_DEPS_EX = $(eval includedep $2)$(eval _DEPFILES_INCLUDED += $2)$1: .MUST_MAKE = $$(comp-cmds-ex $$(AUTO_CMD_DEP_$(translate $1,:,_)_PREV_CMDS),$$(commands $1),FORCE)
1007
1008	##
1009	# $(call KB_FN_AUTO_CMD_DEPS_COMMANDS) as the first command in a recipe to
1010	# automatically generate command dependencies.
1011	# After or before the recipe do $(call KB_FN_AUTO_CMD_DEPS,<recipe-target>).
1012	ifdef KBUILD_HAVE_OPTIMIZED_APPEND
1013	define KB_FN_AUTO_CMD_DEPS_COMMANDS
1014	%$(QUIET2)$(APPEND) -tni "$@.auto-dep" \
1015	'define AUTO_CMD_DEP_$(translate $@,:,_)_PREV_CMDS' \
1016	'--insert-command=$@' \
1017	'endef'
1018	endef
1019	else
1020	define KB_FN_AUTO_CMD_DEPS_COMMANDS
1021	%$(QUIET2)$(RM) -f -- "$@.auto-dep"
1022	%$(QUIET2)$(APPEND) "$@.auto-dep" 'define AUTO_CMD_DEP_$(translate $@,:,_)_PREV_CMDS'
1023	%$(QUIET2)$(APPEND) -c "$@.auto-dep" '$@'
1024	%$(QUIET2)$(APPEND) "$@.auto-dep" 'endef'
1025	endef
1026	endif
1027
1028	##
1029	# Call before or after defining a recipe that you want automatic command
1030	# dependencies on. The recipe must start off by $(call KB_FN_AUTO_CMD_DEPS_COMMANDS).
1031	#
1032	# @param 1 recipe name
1033	KB_FN_AUTO_CMD_DEPS = $(call KB_FN_AUTO_CMD_DEPS_EX,$1,$1.auto-dep)
1034
1035
1036	#
1037	# Initialize some of the globals which the Config.kmk and
1038	# others can add stuff to if they like for processing in the footer.
1039	#
1040
1041	## KBUILD_TEMPLATE_PATHS
1042	# List a paths (separated by space) where templates can be found.
1043	KBUILD_TEMPLATE_PATHS :=
1044
1045	## KBUILD_TOOL_PATHS
1046	# List of paths (separated by space) where tools can be found.
1047	KBUILD_TOOL_PATHS :=
1048
1049	## KBUILD_SDK_PATHS
1050	# List of paths (separated by space) where SDKs can be found.
1051	KBUILD_SDK_PATHS :=
1052
1053	## KBUILD_UNIT_PATHS
1054	# List of paths (separated by space) where units (USES) can be found.
1055	KBUILD_UNIT_PATHS :=
1056
1057	## KBUILD_DEFAULT_PATHS
1058	# List of paths (separated by space) to search for stuff as a last resort.
1059	KBUILD_DEFAULT_PATHS :=
1060
1061	## Proritized list of the default makefile when walking subdirectories.
1062	# The user can overload this list.
1063	DEFAULT_MAKEFILE := Makefile.kmk makefile.kmk Makefile makefile
1064
1065	## KBUILD_SRC_HANDLERS
1066	# The list of source handlers, pair of extension and handler.
1067	# The user can overload this list to provide additional or custom
1068	# handlers. On a per-target/template see SRC_HANDLERS.
1069	KBUILD_SRC_HANDLERS := \
1070	.c:def_src_handler_c \
1071	.C:def_src_handler_c \
1072	.cxx:def_src_handler_cxx \
1073	.CXX:def_src_handler_cxx \
1074	.cpp:def_src_handler_cxx \
1075	.CPP:def_src_handler_cxx \
1076	.cc:def_src_handler_cxx \
1077	.CC:def_src_handler_cxx \
1078	.m:def_src_handler_objc \
1079	.M:def_src_handler_objcxx \
1080	.mm:def_src_handler_objcxx \
1081	.asm:def_src_handler_asm \
1082	.ASM:def_src_handler_asm \
1083	.s:def_src_handler_asm \
1084	.S:def_src_handler_asm \
1085	.rc:def_src_handler_rc \
1086	.obj:def_src_handler_obj \
1087	.o:def_src_handler_obj \
1088	.res:def_src_handler_obj
1089
1090	## PROPS_TOOLS
1091	# This is a subset of PROPS_SINGLE.
1092	PROPS_TOOLS := TOOL CTOOL CXXTOOL PCHTOOL OBJCTOOL OBJCXXTOOL ASTOOL RCTOOL ARTOOL LDTOOL FETCHTOOL UNPACKTOOL PATCHTOOL
1093
1094	## PROPS_SINGLE
1095	# The list of non-accumulative target properties.
1096	# A Config.kmk file can add it's own properties to this list and kBuild
1097	# will do the necessary inheritance for templates, sdks, tools and targets.
1098	PROPS_SINGLE := $(PROPS_TOOLS) TEMPLATE INSTTYPE INST STAGE NOINST BLD_TYPE BLD_TRG BLD_TRG_ARCH BLD_TRG_CPU FETCHDIR \
1099	OBJSUFF COBJSUFF CXXOBJSUFF PCHOBJSUFF OBJCOBJSUFF OBJCXXOBJSUFF ASOBJSUFF RCOBJSUFF SYSSUFF BINSUFF EXESUFF DLLSUFF LIBSUFF ARLIBSUFF \
1100	MODE UID GID LD_DEBUG DEBUG_INSTTYPE DEBUG_INST DEBUG_STAGE PCH_HDR
1101	## PROPS_SINGLE_LNK
1102	# Subset of PROPS_SINGLE which applies to all linkable targets.
1103	PROPS_SINGLE_LNK := $(filter-out FETCHTOOL UNPACKTOOL PATCHTOOL FETCHDIR, $(PROPS_SINGLE))
1104
1105	## PROPS_DEFERRED
1106	# This list of non-accumulative target properties which are or may be
1107	# functions, and thus should not be expanded until the very last moment.
1108	PROPS_DEFERRED := INSTFUN INSTALLER PRE_CMDS POST_CMDS PRE_INST_CMDS POST_INST_CMDS \
1109	PRE_FILE_CMDS POST_FILE_CMDS PRE_SYMLINK_CMDS POST_SYMLINK_CMDS PRE_DIRECTORY_CMDS POST_DIRECTORY_CMDS \
1110	NAME SONAME
1111
1112	## PROPS_ACCUMULATE_R
1113	# The list of accumulative target properties where the right most value/flag
1114	# is the 'most significant'.
1115	# A Config.kmk file can add it's own properties to this list and kBuild
1116	# will do the necessary inheritance from templates to targets.
1117	PROPS_ACCUMULATE_R := \
1118	DEPS LNK_DEPS ORDERDEPS LNK_ORDERDEPS DEFS \
1119	ARFLAGS \
1120	CFLAGS CDEFS \
1121	CXXFLAGS CXXDEFS \
1122	PCHFLAGS PCHDEFS \
1123	OBJCFLAGS OBJCDEFS \
1124	OBJCXXFLAGS OBJCXXDEFS \
1125	ASFLAGS ASDEFS \
1126	RCFLAGS RCDEFS \
1127	LDFLAGS \
1128	IDFLAGS IFFLAGS EXEC_IFFLAGS ISFLAGS \
1129	FETCHFLAGS UNPACKFLAGS PATCHFLAGS
1130	## PROPS_ACCUMULATE_R_LNK
1131	# Subset of PROPS_ACCUMULATE_R which applies to all linkable targets.
1132	PROPS_ACCUMULATE_R_LNK := $(filter-out ARFLAGS LDFLAGS EXEC_IFFLAGS FETCHFLAGS UNPACKFLAGS PATCHFLAGS, $(PROPS_ACCUMULATE_R))
1133
1134	## PROPS_ACCUMULATE
1135	# The list of accumulative target properties where the left most value/flag
1136	# is the 'most significant'.
1137	# A Config.kmk file can add it's own properties to this list and kBuild
1138	# will do the necessary inheritance from templates to targets.
1139	PROPS_ACCUMULATE_L := \
1140	SDKS USES SOURCES EXEC_SOURCES SRC_HANDLERS INTERMEDIATES \
1141	INCS CINCS CXXINCS PCHINCS OBJCINCS OBJCXXINCS ASINCS RCINCS \
1142	LIBS LIBPATH \
1143	DIRS BLDDIRS CLEAN
1144	## PROPS_ACCUMULATE_L_LNK
1145	# Subset of PROPS_ACCUMULATE_L which applies to all linkable targets.
1146	PROPS_ACCUMULATE_L_LNK := $(filter-out LIBS LIBPATH EXEC_SOURCES DIRS, $(PROPS_ACCUMULATE_L))
1147
1148	## PROPS_ALL
1149	# List of all the properties.
1150	PROPS_ALL = $(PROPS_SINGLE) $(PROPS_DEFERRED) $(PROPS_ACCUMULATE_L) $(PROPS_ACCUMULATE_R)
1151
1152	## @name Properties valid on programs (BLDPROGS and PROGRAMS)
1153	## @{
1154	PROPS_PROGRAMS_SINGLE := $(PROPS_SINGLE_LNK) LDTOOL EXESUFF
1155	PROPS_PROGRAMS_DEFERRED := $(PROPS_DEFERRED)
1156	PROPS_PROGRAMS_ACCUMULATE_R := $(PROPS_ACCUMULATE_R_LNK) LDFLAGS
1157	PROPS_PROGRAMS_ACCUMULATE_L := $(PROPS_ACCUMULATE_L_LNK) LIBS LIBPATH
1158	## @}
1159
1160	## @name Properties valid on libraries (LIBRARIES and IMPORT_LIBS)
1161	## @{
1162	PROPS_LIBRARIES_SINGLE := $(PROPS_SINGLE_LNK) ARTOOL LIBSUFF ARLIBSUFF LIBSUFF
1163	PROPS_LIBRARIES_DEFERRED := $(filter-out SONAME,$(PROPS_DEFERRED))
1164	PROPS_LIBRARIES_ACCUMULATE_R := $(PROPS_ACCUMULATE_R_LNK) ARFLAGS
1165	PROPS_LIBRARIES_ACCUMULATE_L := $(PROPS_ACCUMULATE_L_LNK)
1166	## @}
1167
1168	## @name Properties valid on dlls (DLLS)
1169	## @{
1170	PROPS_DLLS_SINGLE := $(PROPS_SINGLE_LNK) LDTOOL DLLSUFF LIBSUFF
1171	PROPS_DLLS_DEFERRED := $(PROPS_DEFERRED)
1172	PROPS_DLLS_ACCUMULATE_R := $(PROPS_ACCUMULATE_R_LNK) LDFLAGS
1173	PROPS_DLLS_ACCUMULATE_L := $(PROPS_ACCUMULATE_L_LNK) LIBS LIBPATH
1174	## @}
1175
1176	## @name Properties valid on system modules (SYSMODS)
1177	## @{
1178	PROPS_SYSMODS_SINGLE := $(PROPS_SINGLE_LNK) LDTOOL SYSSUFF
1179	PROPS_SYSMODS_DEFERRED := $(PROPS_DEFERRED)
1180	PROPS_SYSMODS_ACCUMULATE_R := $(PROPS_ACCUMULATE_R_LNK) LDFLAGS
1181	PROPS_SYSMODS_ACCUMULATE_L := $(PROPS_ACCUMULATE_L_LNK) LIBS LIBPATH
1182	## @}
1183
1184	## @name Properties valid on misc binaries (MISCBINS)
1185	## @{
1186	PROPS_MISCBINS_SINGLE := $(PROPS_SINGLE_LNK) LDTOOL BINSUFF
1187	PROPS_MISCBINS_DEFERRED := $(PROPS_DEFERRED)
1188	PROPS_MISCBINS_ACCUMULATE_R := $(PROPS_ACCUMULATE_R_LNK) LDFLAGS
1189	PROPS_MISCBINS_ACCUMULATE_L := $(PROPS_ACCUMULATE_L_LNK) LIBS LIBPATH
1190	## @}
1191
1192	## @name Properties valid on installs (INSTALLS)
1193	## @{
1194	PROPS_INSTALLS_SINGLE := TOOL TEMPLATE INSTTYPE INST STAGE NOINST BLD_TYPE BLD_TRG BLD_TRG_ARCH BLD_TRG_CPU MODE UID GID
1195	PROPS_INSTALLS_DEFERRED := INSTFUN INSTALLER PRE_FILE_CMDS POST_FILE_CMDS PRE_SYMLINK_CMDS POST_SYMLINK_CMDS \
1196	PRE_DIRECTORY_CMDS POST_DIRECTORY_CMDS
1197	PROPS_INSTALLS_ACCUMULATE_R := DEPS ORDERDEPS GOALS INST_ONLY_GOALS STAGE_ONLY_GOALS IFFLAGS EXEC_IFFLAGS
1198	PROPS_INSTALLS_ACCUMULATE_L := SOURCES EXEC_SOURCES DIRS CLEAN
1199	## @}
1200
1201	## @name Properties valid on fetches (FETCHES)
1202	## @{
1203	PROPS_FETCHES_SINGLE := TOOL TEMPLATE FETCHTOOL UNPACKTOOL PATCHTOOL INST FETCHDIR
1204	PROPS_FETCHES_DEFERRED :=
1205	PROPS_FETCHES_ACCUMULATE_R := FETCHFLAGS UNPACKFLAGS PATCHFLAGS
1206	PROPS_FETCHES_ACCUMULATE_L := SOURCES CLEAN
1207	## @}
1208
1209	## KBUILD_COMPILE_CATEGTORIES
1210	# Tools categories for compiling.
1211	KBUILD_COMPILE_CATEGTORIES := AS C CXX PCH OBJC OBJCXX RC
1212
1213	## KBUILD_GENERIC_CATEGORIES
1214	# Generic tool categories.
1215	KBUILD_GENERIC_CATEGORIES := FETCH UNPACK PATCH $(addprefix LINK_,LIBRARY PROGRAM DLL SYSMOD MISCBIN)
1216
1217	## PROPS_TOOLS_ONLY
1218	# Properties found only on tools.
1219	# This is expanded in a deferred manner, so it will pick up changes made to
1220	# KBUILD_COMPILE_CATEGTORIES and KBUILD_GENERIC_CATEGORIES made by units.
1221	PROPS_TOOLS_ONLY = \
1222	$(foreach cat, $(KBUILD_COMPILE_CATEGTORIES), \
1223	COMPILE_$(cat)_CMDS \
1224	COMPILE_$(cat)_OUTPUT \
1225	COMPILE_$(cat)_OUTPUT_MAYBE \
1226	COMPILE_$(cat)_DEPEND \
1227	COMPILE_$(cat)_DEPORD \
1228	COMPILE_$(cat)_USES_KOBJCACHE ) \
1229	$(foreach cat, $(KBUILD_GENERIC_CATEGORIES), \
1230	$(cat)_CMDS \
1231	$(cat)_OUTPUT \
1232	$(cat)_OUTPUT_MAYBE \
1233	$(cat)_DEPEND \
1234	$(cat)_DEPORD ))
1235
1236
1237	#
1238	# Here is a special 'hack' to prevent innocent environment variables being
1239	# picked up and treated as properties. (The most annoying example of why
1240	# this is necessary is the Visual C++ commandline with it's LIBPATH.)
1241	#
1242	# Define KBUILD_DONT_KILL_ENV_PROPS in the env. or on the commandline to
1243	# disable this 'hack'.
1244	#
1245	ifndef KBUILD_DONT_KILL_ENV_PROPS
1246
1247	define def_nuke_environment_prop
1248	ifeq ($(origin $(prop)),environment)
1249	$(prop) =
1250	endif
1251	endef
1252	$(foreach prop, $(PROPS_ALL) \
1253	FETCHES PATCHES BLDPROGS LIBRARIES IMPORT_LIBS DLLS PROGRAMS SYSMODS MISCBINS INSTALLS OTHERS \
1254	SUBDIRS MAKEFILES BLDDIRS \
1255	,$(eval $(value def_nuke_environment_prop)))
1256
1257	endif # KBUILD_DONT_KILL_ENV_PROPS
1258
1259
1260	#
1261	# Pass configuration.
1262	#
1263	# The PASS_<passname>_trgs variable is listing the targets.
1264	# The PASS_<passname>_vars variable is listing the target variables.
1265	# The PASS_<passname>_pass variable is the lowercased passname.
1266	#
1267
1268	## PASS: fetches
1269	# This pass fetches and unpacks things needed to complete the build.
1270	PASS_FETCHES := Fetches
1271	PASS_FETCHES_trgs :=
1272	PASS_FETCHES_vars := _FETCHES
1273	PASS_FETCHES_pass := fetches
1274
1275	## PASS: patches
1276	# This pass applies patches.
1277	PASS_PATCHES := Patches
1278	PASS_PATCHES_trgs :=
1279	PASS_PATCHES_vars := _PATCHES
1280	PASS_PATCHES_pass := patches
1281
1282	## PASS: bldprogs
1283	# This pass builds targets which are required for building the rest.
1284	PASS_BLDPROGS := Build Programs
1285	PASS_BLDPROGS_trgs :=
1286	PASS_BLDPROGS_vars := _BLDPROGS
1287	PASS_BLDPROGS_pass := bldprogs
1288
1289	## PASS: libraries
1290	# This pass builds library targets.
1291	PASS_LIBRARIES := Libraries
1292	PASS_LIBRARIES_trgs :=
1293	PASS_LIBRARIES_vars := _LIBS _IMPORT_LIBS _OTHER_LIBRARIES
1294	PASS_LIBRARIES_pass := libraries
1295
1296	## PASS: binaries
1297	# This pass builds dll targets.
1298	PASS_DLLS := DLLs
1299	PASS_DLLS_trgs :=
1300	PASS_DLLS_vars := _DLLS _OTHER_DLLS
1301	PASS_DLLS_pass := dlls
1302
1303	## PASS: binaries
1304	# This pass builds binary targets, i.e. programs, system modules and stuff.
1305	PASS_BINARIES := Programs
1306	PASS_BINARIES_trgs :=
1307	PASS_BINARIES_vars := _PROGRAMS _SYSMODS _MISC_BINS _OTHER_BINARIES
1308	PASS_BINARIES_pass := binaries
1309
1310	## PASS: others
1311	# This pass builds other targets.
1312	PASS_OTHERS := Other Stuff
1313	PASS_OTHERS_trgs :=
1314	PASS_OTHERS_vars := _OTHERS
1315	PASS_OTHERS_pass := others
1316
1317	## PASS: staging
1318	# This pass installs the built entities to a sandbox area.
1319	## @todo split this up into build install (to sandbox) and real installation.
1320	PASS_STAGING := Staging
1321	PASS_STAGING_trgs :=
1322	PASS_STAGING_vars := _STAGE_DIRS _INSTALLS _STAGE_FILES _DEBUG_STAGE_DIRS _DEBUG_STAGE_FILES
1323	PASS_STAGING_pass := staging
1324
1325	## PASS: install
1326	# This pass installs the built entities to where they will be used (using
1327	# DESTROOT or PATH_INS to indicate where this is).
1328	PASS_INSTALLS := Install
1329	PASS_INSTALLS_trgs :=
1330	PASS_INSTALLS_vars := _INSTALLS_DIRS _INSTALLS_FILES _DEBUG_INSTALL_DIRS _DEBUG_INSTALL_FILES
1331	PASS_INSTALLS_pass := installs
1332
1333	## PASS: testing
1334	# This pass processes custom rules for executing tests.
1335	PASS_TESTING := Tests
1336	PASS_TESTING_trgs :=
1337	PASS_TESTING_vars := _TESTING
1338	PASS_TESTING_pass := testing
1339
1340	## PASS: packing
1341	# This pass processes custom packing rules.
1342	PASS_PACKING := Packing
1343	PASS_PACKING_trgs :=
1344	PASS_PACKING_vars := _PACKING
1345	PASS_PACKING_pass := packing
1346
1347	## PASS: clean
1348	# This pass removes all generated files.
1349	PASS_CLEAN := Clean
1350	PASS_CLEAN_trgs := do-clean
1351	PASS_CLEAN_vars :=
1352	PASS_CLEAN_pass := clean
1353
1354	## PASS: nothing
1355	# This pass just walks the tree.
1356	PASS_NOTHING := Nothing
1357	PASS_NOTHING_trgs := do-nothing
1358	PASS_NOTHING_vars :=
1359	PASS_NOTHING_pass := nothing
1360
1361	## DEFAULT_PASSES
1362	# The default passes and their order.
1363	DEFAULT_PASSES := BLDPROGS LIBRARIES DLLS BINARIES OTHERS STAGING
1364
1365	## PASSES
1366	# The passes that should be defined. This must include
1367	# all passes mentioned by DEFAULT_PASSES.
1368	PASSES := FETCHES PATCHES $(DEFAULT_PASSES) INSTALLS TESTING PACKING CLEAN NOTHING
1369
1370
1371	#
1372	# Check for --pretty-command-printing before including the Config.kmk
1373	# so that anyone overriding the message macros can take the implied
1374	# verbosity level change into account.
1375	#
1376	ifndef KBUILD_VERBOSE
1377	ifndef KBUILD_QUIET
1378	ifeq ($(KMK_OPTS_PRETTY_COMMAND_PRINTING),1)
1379	export KBUILD_VERBOSE := 2
1380	endif
1381	endif
1382	endif
1383
1384
1385	#
1386	# Legacy variable translation.
1387	# These will be eliminated when switching to the next version.
1388	#
1389	ifdef USE_KOBJCACHE
1390	ifndef KBUILD_USE_KOBJCACHE
1391	export KBUILD_USE_KOBJCACHE := $(USE_KOBJCACHE)
1392	endif
1393	endif
1394
1395
1396	#
1397	# Library path searching hints (target OS + arch).
1398	#
1399	# KBUILD_LIB_SEARCH_SUBS - Subdirs typically containing the right libraries.
1400	# KBUILD_LIB_SEARCH_ROOTS - Roots to search for library subdirs.
1401	# KBUILD_LIB_SEARCH_PATHS - ROOTS + SUBS.
1402	#
1403	ifeq ($(KBUILD_TARGET),darwin)
1404	KBUILD_LIB_SEARCH_ROOTS := \
1405	/usr/ \
1406	/Developer/usr/
1407	KBUILD_LIB_SEARCH_SUBS := lib/
1408
1409	else if1of ($(KBUILD_TARGET), freebsd openbsd dragonfly)
1410	KBUILD_LIB_SEARCH_ROOTS := \
1411	/ \
1412	/usr/ \
1413	/usr/local/
1414	KBUILD_LIB_SEARCH_SUBS := lib/
1415
1416	else ifeq ($(KBUILD_TARGET),netbsd)
1417	KBUILD_LIB_SEARCH_ROOTS := \
1418	/ \
1419	/usr/ \
1420	/usr/pkg/ \
1421	/usr/local/
1422	KBUILD_LIB_SEARCH_SUBS := lib/
1423
1424	else if1of ($(KBUILD_TARGET), gnukfbsd gnuknbsd linux)
1425	ifeq ($(realpath /bin),/usr/bin)
1426	KBUILD_LIB_SEARCH_ROOTS := \
1427	/usr/ \
1428	/ \
1429	/usr/local/
1430	else
1431	KBUILD_LIB_SEARCH_ROOTS := \
1432	/ \
1433	/usr/ \
1434	/usr/local/
1435	endif
1436	ifeq ($(KBUILD_TARGET_ARCH),amd64)
1437	KBUILD_LIB_SEARCH_SUBS := \
1438	lib/x86_64-linux-gnu/ \
1439	lib64/ \
1440	lib/
1441	else ifeq ($(KBUILD_TARGET_ARCH),x86)
1442	KBUILD_LIB_SEARCH_SUBS := \
1443	lib/i686-linux-gnu/ \
1444	lib/i386-linux-gnu/ \
1445	lib32/ \
1446	lib/
1447	else
1448	KBUILD_LIB_SEARCH_SUBS := lib/
1449	endif
1450
1451	else ifeq ($(KBUILD_TARGET),solaris)
1452	KBUILD_LIB_SEARCH_ROOTS := \
1453	/ \
1454	/usr/ \
1455	/usr/sfw/ \
1456	/usr/local/ \
1457	/sw/
1458	ifeq ($(KBUILD_TARGET_ARCH),amd64)
1459	KBUILD_LIB_SEARCH_SUBS := lib/amd64/ lib/
1460	else ifeq ($(KBUILD_TARGET_ARCH),sparc64)
1461	KBUILD_LIB_SEARCH_SUBS := lib/sparcv9/ lib/
1462	else
1463	KBUILD_LIB_SEARCH_SUBS := lib/
1464	endif
1465
1466	else
1467	KBUILD_LIB_SEARCH_SUBS :=
1468	KBUILD_LIB_SEARCH_ROOTS :=
1469	endif
1470	KBUILD_LIB_SEARCH_PATHS := $(foreach root, $(KBUILD_LIB_SEARCH_ROOTS), $(addprefix $(root),$(KBUILD_LIB_SEARCH_SUBS)))
1471
1472
1473	#
1474	# This is how we find the closest config.kmk.
1475	# It's a little hacky but I think it works fine.
1476	#
1477	_CFGDIR := .
1478	_CFGFILES := ./Config.kmk ./config.kmk
1479	define def_include_config
1480	$(eval _CFGDIR := $(_CFGDIR)/$(dir))
1481	_CFGFILES += $(_CFGDIR)/Config.kmk $(_CFGDIR)/config.kmk
1482	endef
1483	# walk down the _RELATIVE_ path specified by DEPTH.
1484	$(foreach dir,$(subst /, ,$(DEPTH)), $(eval $(def_include_config)) )
1485	# add the default config file.
1486	_CFGFILE := $(firstword $(wildcard $(_CFGFILES) $(FILE_KBUILD_CONFIG)))
1487	_CFGFILES :=
1488	_CFGDIR :=
1489	ifeq ($(_CFGFILE),)
1490	$(error kBuild: no Config.kmk file found! Check the DEPTH: DEPTH='$(DEPTH)' PATH_CURRENT='$(PATH_CURRENT)')
1491	endif
1492
1493	# Include the config.kmk we found file (or the default one).
1494	ifdef KBUILD_PROFILE_SELF
1495	$(evalcall def_profile_self, including $(_CFGFILE))
1496	include $(_CFGFILE)
1497	$(evalcall def_profile_self, included $(_CFGFILE))
1498	else
1499	include $(_CFGFILE)
1500	endif
1501
1502
1503
1504	#
1505	# Finalize a the central path variables now that we've included the Config.kmk file.
1506	#
1507	# This prevents some trouble when users override the defaults for these
1508	# variables and uses relative paths or paths with incorrect case.
1509	#
1510	PATH_OUT_BASE := $(abspath $(PATH_OUT_BASE))
1511	PATH_OUT := $(abspath $(PATH_OUT))
1512	PATH_OBJ := $(abspath $(PATH_OBJ))
1513	PATH_TARGET := $(abspath $(PATH_TARGET))
1514	PATH_INS := $(abspath $(PATH_INS))
1515	PATH_STAGE := $(abspath $(PATH_STAGE))
1516
1517	# Finalize the install and staging directory layouts.
1518	define def_kbuild_finalize_inst
1519	local val := $(strip $($(y)_$(x)))
1520	ifeq ($(val),)
1521	$(error kBuild: '$(y)_$(x)' is set to an empty value.)
1522	endif
1523	ifneq ($(words $(val)),1)
1524	$(error kBuild: The '$(y)_$(x)' value '$(val)' should not contain spaces.)
1525	endif
1526	ifneq ($(pos \,$(val)), 0)
1527	$(error kBuild: The '$(y)_$(x)' value '$(val)' contains DOS slashes: not allowed.)
1528	endif
1529	ifneq ($(pos $(COLON),$(val)), 0)
1530	$(error kBuild: The '$(y)_$(x)' value '$(val)' contains colon: not allowed.)
1531	endif
1532	ifneq ($(substr $(val),-1), /)
1533	$(error kBuild: The '$(y)_$(x)' value '$(val)' has no trailing slash.)
1534	endif
1535	if $(pos /../,$(val)) != 0 \|\| "$(substr $(val), 3)" == "../"
1536	$(error kBuild: The '$(y)_$(x)' value '$(val)' contains dot-dot escape.)
1537	endif
1538	$($(y)_$(x) := $(val)
1539
1540	local val := $(strip $(PATH_$(y)_$(x)))
1541	ifeq ($(val),)
1542	$(error kBuild: 'PATH_$(y)_$(x)' is set to an empty value.)
1543	endif
1544	PATH_$(y)_$(x) := $(val)
1545	endef
1546	$(foreach y, INST STAGE, $(foreach x, $(KBUILD_INST_PATHS), $(evalcall def_kbuild_finalize_inst)))
1547
1548	# No abspath for devtools since they might've been referenced already and we
1549	# don't want conflicting variable expansions.
1550	KBUILD_DEVTOOLS := $(KBUILD_DEVTOOLS)
1551	KBUILD_DEVTOOLS_TRG := $(KBUILD_DEVTOOLS_TRG)
1552	KBUILD_DEVTOOLS_TRG_ALT := $(KBUILD_DEVTOOLS_TRG_ALT)
1553	KBUILD_DEVTOOLS_HST := $(KBUILD_DEVTOOLS_HST)
1554	KBUILD_DEVTOOLS_HST_ALT := $(KBUILD_DEVTOOLS_HST_ALT)
1555
1556
1557	#
1558	# Setup the message style. The default one is inlined.
1559	#
1560	# See kBuild/msgstyles for more styles or use KBUILD_MSG_STYLE_PATHS
1561	# to create your own message style.
1562	#
1563	KBUILD_MSG_STYLE ?= default
1564	ifeq ($(KBUILD_MSG_STYLE),default)
1565	#
1566	# The 'default' style.
1567	#
1568
1569	## Fetch starting.
1570	# @param 1 Target name.
1571	MSG_FETCH ?= $(call MSG_L1,Fetching $1...)
1572	## Re-fetch starting.
1573	# @param 1 Target name.
1574	MSG_REFETCH ?= $(call MSG_L1,Re-fetching $1...)
1575	## Downloading a fetch component.
1576	# @param 1 Target name.
1577	# @param 2 The source URL.
1578	# @param 3 The destination file name.
1579	MSG_FETCH_DL ?= $(call MSG_L1,Downloading $1 - $2,=> $3)
1580	## Checking a fetch component.
1581	# @param 1 Target name.
1582	# @param 2 The source URL.
1583	# @param 3 The destination file name.
1584	MSG_FETCH_CHK?= $(call MSG_L1,Checking $1 - $3, ($2))
1585	## Unpacking a fetch component.
1586	# @param 1 Target name.
1587	# @param 2 The archive file name.
1588	# @param 3 The target directory.
1589	MSG_FETCH_UP ?= $(call MSG_L1,Unpacking $1 - $2 => $3)
1590	## Fetch completed.
1591	# @param 1 Target name.
1592	MSG_FETCH_OK ?= $(call MSG_L1,Successfully fetched $1)
1593	## Unfetch a fetch target.
1594	# @param 1 Target name.
1595	MSG_UNFETCH ?= $(call MSG_L1,Unfetching $1...)
1596	## Compiling a source file.
1597	# @param 1 Target name.
1598	# @param 2 The source filename.
1599	# @param 3 The primary link output file name.
1600	# @param 4 The source type (C,CXX,OBJC,AS,RC,++).
1601	MSG_COMPILE ?= $(call MSG_L1,Compiling $1 - $2,=> $3)
1602	## Tool
1603	# @param 1 The tool name (bin2c,...)
1604	# @param 2 Target name.
1605	# @param 3 The source filename.
1606	# @param 4 The primary output file name.
1607	MSG_TOOL ?= $(call MSG_L1,$1 $2 - $3,=> $4)
1608	## Generate a file, typically a source file.
1609	# @param 1 Target name if applicable.
1610	# @param 2 Output file name.
1611	# @param 3 What it's generated from
1612	MSG_GENERATE ?= $(call MSG_L1,Generating $(if $1,$1 - )$2,$(if $3,from $3))
1613	## Linking a bldprog/dll/program/sysmod target.
1614	# @param 1 Target name.
1615	# @param 2 The primary link output file name.
1616	# @param 3 The link tool operation (LINK_LIBRARY,LINK_PROGRAM,LINK_DLL,LINK_SYSMOD,++).
1617	MSG_LINK ?= $(call MSG_L1,Linking $1,=> $2)
1618	## Merging a library into the target (during library linking).
1619	# @param 1 Target name.
1620	# @param 2 The output library name.
1621	# @param 3 The input library name.
1622	MSG_AR_MERGE ?= $(call MSG_L1,Merging $3 into $1, ($2))
1623	## Creating a directory (build).
1624	# @param 1 Directory name.
1625	MSG_MKDIR ?= $(call MSG_L2,Creating directory $1)
1626	## Cleaning.
1627	MSG_CLEAN ?= $(call MSG_L1,Cleaning...)
1628	## Nothing.
1629	MSG_NOTHING ?= $(call MSG_L1,Did nothing in $(CURDIR))
1630	## Pass
1631	# @param 1 The pass name.
1632	MSG_PASS ?= $(call MSG_L1,Pass - $1)
1633	## Installing a bldprog/lib/dll/program/sysmod target.
1634	# @param 1 Target name.
1635	# @param 2 The source filename.
1636	# @param 3 The destination file name.
1637	MSG_INST_TRG ?= $(call MSG_L1,Installing $1 => $3)
1638	## Installing a file (install target).
1639	# @param 1 The source filename.
1640	# @param 2 The destination filename.
1641	MSG_INST_FILE?= $(call MSG_L1,Installing $2,(<= $1))
1642	## Installing a symlink.
1643	# @param 1 Symlink
1644	# @param 2 Link target
1645	MSG_INST_SYM ?= $(call MSG_L1,Installing symlink $1,=> $2)
1646	## Installing a directory.
1647	# @param 1 Directory name.
1648	MSG_INST_DIR ?= $(call MSG_L1,Installing directory $1)
1649
1650	else
1651	_KBUILD_MSG_STYLE_FILE := $(firstword $(foreach path, $(KBUILD_MSG_STYLE_PATHS) $(KBUILD_PATH)/msgstyles, $(wildcard $(path)/$(KBUILD_MSG_STYLE).kmk)))
1652	ifneq ($(_KBUILD_MSG_STYLE_FILE),)
1653	include $(_KBUILD_MSG_STYLE_FILE)
1654	else
1655	$(error kBuild: Can't find the style setup file for KBUILD_MSG_STYLE '$(KBUILD_MSG_STYLE)')
1656	endif
1657	endif
1658
1659
1660	#
1661	# Message macros.
1662	#
1663	# This is done after including Config.kmk as to allow for
1664	# KBUILD_QUIET and KBUILD_VERBOSE to be configurable.
1665	#
1666	ifdef KBUILD_QUIET
1667	# No output
1668	QUIET := @
1669	QUIET2:= @
1670	MSG_L1 =
1671	MSG_L2 =
1672	else
1673	ifndef KBUILD_VERBOSE
1674	# Default output level.
1675	QUIET := @
1676	QUIET2 := @
1677	MSG_L1 ?= %@$(ECHO) "kBuild: $1"
1678	MSG_L2 =
1679	else ifeq ($(KBUILD_VERBOSE),1)
1680	# A bit more output
1681	QUIET := @
1682	QUIET2 := @
1683	MSG_L1 ?= %@$(ECHO) "kBuild: $1 $2"
1684	MSG_L2 =
1685	else ifeq ($(KBUILD_VERBOSE),2)
1686	# Lot more output
1687	QUIET :=
1688	QUIET2 := @
1689	MSG_L1 ?= %@$(ECHO) "kBuild: $1 $2"
1690	MSG_L2 ?= %@$(ECHO) "kBuild: $1"
1691	else
1692	# maximal output.
1693	QUIET :=
1694	QUIET2 :=
1695	MSG_L1 ?= %@$(ECHO) "kBuild: $1 $2"
1696	MSG_L2 ?= %@$(ECHO) "kBuild: $1"
1697	endif
1698	endif
1699
1700
1701	##
1702	# An internal define used by subheader.kmk, subfooter.kmk, and
1703	# KB_FN_PASS_0_ON_TARGET.
1704	#
1705	# @param target The target to process.
1706	#
1707	define def_subfooter_header_target_pass
1708	ifndef $(target)_PATH
1709	ifndef $(target)_DEFPATH
1710	$(target)_DEFPATH := $(PATH_SUB_CURRENT)
1711	endif
1712	$(call KB_FN_ASSIGN_DEPRECATED,$(target)_PATH,$($(target)_DEFPATH), $(target)_DEFPATH)
1713	else ifndef $(target)_DEFPATH
1714	$(target)_DEFPATH := $($(target)_PATH)
1715	endif
1716	ifndef $(target)_MAKEFILE
1717	$(target)_MAKEFILE := $(MAKEFILE_CURRENT)
1718	endif
1719	ifndef $(target)_0_OUTDIR
1720	$(target)_0_OUTDIR := $(call TARGET_PATH,$(target))
1721	$(call KB_FN_ASSIGN_DEPRECATED,PATH_$(target),$($(target)_0_OUTDIR), $(target)_0_OUTDIR)
1722	endif
1723	endef
1724
1725	##
1726	# Function to call to set _0_OUTDIR, _DEFPATH, and _MAKEFILE earlier than subfooter.
1727	# Can be used to avoid exploiting double expansion.
1728	#
1729	# @param 1 The target name.
1730	KB_FN_DO_PASS0_ON_TARGET = $(foreach target,$1,$(if-expr defined($(target)_0_OUTDIR),,$(evalval def_subfooter_header_target_pass)))
1731
1732
1733	#
1734	# Validate any KBUILD_BLD_TYPES additions and finally the KBUILD_TYPE.
1735	#
1736	if1of ($(KBUILD_BLD_TYPES), $(KBUILD_OSES))
1737	$(error kBuild: found KBUILD_BLD_TYPES in KBUILD_OSES!)
1738	endif
1739	if1of ($(KBUILD_BLD_TYPES), $(KBUILD_ARCHES))
1740	$(error kBuild: found KBUILD_BLD_TYPES in KBUILD_ARCHES!)
1741	endif
1742	if1of ($(KBUILD_OSES), $(KBUILD_ARCHES))
1743	$(error kBuild: found KBUILD_OSES in KBUILD_ARCHES!)
1744	endif
1745	ifn1of ($(KBUILD_TYPE), $(KBUILD_BLD_TYPES))
1746	$(error kBuild: KBUILD_TYPE(=$(KBUILD_TYPE)) is not found in KBUILD_BLD_TYPES(=$(KBUILD_BLD_TYPES))!)
1747	endif
1748
1749
1750	#
1751	# Mark the output and temporary directories as volatile on windows.
1752	#
1753	# This automatically means the directories not listed here are considered
1754	# static and won't be invalidated once we start running compile jobs.
1755	#
1756	ifeq ($(KBUILD_HOST),win)
1757	if $(KBUILD_KMK_REVISION) >= 2886
1758	$(dircache-ctl volatile, $(PATH_OUT_BASE), $(PATH_OUT), $(TEMP), $(TMP), $(TMPDIR), $(TMP))
1759	endif
1760	endif
1761
1762
1763	ifdef KBUILD_PROFILE_SELF
1764	$(evalcall def_profile_self, end of header.kmk)
1765	_KBUILD_TS_HEADER_END := $(_KBUILD_TS_PREV)
1766	endif
1767
1768	# end-of-file-content
1769	__header_kmk__ := 1
1770	endif # !__header_kmk__
1771

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