forked from unikraft/unikraft
-
Notifications
You must be signed in to change notification settings - Fork 5
/
Makefile
1058 lines (917 loc) · 36.2 KB
/
Makefile
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
# Makefile for Unikraft
#
# Copyright (C) 1999-2005 by Erik Andersen <[email protected]>
# Copyright (C) 2006-2014 by the Buildroot developers <[email protected]>
# Copyright (C) 2014-2016 by the Buildroot developers <[email protected]>
# Copyright (C) 2016-2017 by NEC Europe Ltd. <[email protected]>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Trick for always running with a fixed umask
UMASK = 0022
ifneq ($(shell umask),$(UMASK))
.PHONY: _all $(MAKECMDGOALS)
$(MAKECMDGOALS): _all
@:
_all:
@umask $(UMASK) && $(MAKE) --no-print-directory $(MAKECMDGOALS)
else # umask
# This is our default rule, so must come first
.PHONY: all
all:
# Disable built-in rules
.SUFFIXES:
# Enable secondary expansion
.SECONDEXPANSION:
# Save running make version
RUNNING_MAKE_VERSION := $(MAKE_VERSION)
# Check for minimal make version (note: this check will break at make 10.x)
MIN_MAKE_VERSION = 4.1
ifneq ($(firstword $(sort $(RUNNING_MAKE_VERSION) $(MIN_MAKE_VERSION))),$(MIN_MAKE_VERSION))
$(error You have make '$(RUNNING_MAKE_VERSION)' installed. GNU make >= $(MIN_MAKE_VERSION) is required)
endif
# Strip quotes and then whitespaces
qstrip = $(strip $(subst ",,$(1)))
#"))
# Variables for use in Make constructs
comma := ,
empty :=
space := $(empty) $(empty)
plus := $(call qstrip,"+")
# bash prints the name of the directory on 'cd <dir>' if CDPATH is
# set, so unset it here to not cause problems. Notice that the export
# line doesn't affect the environment of $(shell ..) calls, so
# explictly throw away any output from 'cd' here.
export CDPATH :=
# To put more focus on warnings, be less verbose as default
# Use 'make V=1' to see the full commands
ifeq ("$(origin V)", "command line")
BUILD_VERBOSE = $(V)
endif
ifndef BUILD_VERBOSE
BUILD_VERBOSE = 0
endif
ifeq ($(KBUILD_VERBOSE),1)
Q =
ifndef VERBOSE
VERBOSE = 1
endif
export VERBOSE
else
Q = @
endif
# Helper that shows an `info` message only
# when verbose mode is on
# verbose_info $verbosemessage
ifeq ($(BUILD_VERBOSE),1)
verbose_info = $(info $(1))
else
verbose_info =
endif
# Use current directory as base
CONFIG_UK_BASE ?= $(CURDIR)
override CONFIG_UK_BASE := $(realpath $(CONFIG_UK_BASE))
ifeq ($(CONFIG_UK_BASE),)
$(error "Invalid base directory (CONFIG_UK_BASE)")
endif
# parameter A: APP_DIR ###
# Set A variable if not already done on the command line;
ifneq ("$(origin A)", "command line")
override A := $(CONFIG_UK_BASE)
else
ifeq ("$(filter /%,$(A))", "")
$(error Path to app directory (A) is not absolute)
endif
endif
# Remove the trailing '/.'
# Also remove the trailing '/' the user can set when on the command line.
override A := $(realpath $(patsubst %/,%,$(patsubst %.,%,$(A))))
ifeq ($(A),)
$(error Invalid app directory (A))
endif
override CONFIG_UK_APP := $(A)
override APP_DIR := $(A)
override APP_BASE := $(A)
# parameter O: BUILD_DIR ###
# Use O variable if set on the command line, otherwise use $(A)/build;
ifneq ("$(origin O)", "command line")
_O := $(APP_BASE)/build
else
ifeq ("$(filter /%,$(O))", "")
$(error Path to output directory (O) is not absolute)
endif
_O := $(realpath $(dir $(O)))/$(notdir $(O))
endif
BUILD_DIR := $(shell mkdir -p $(_O) && cd $(_O) >/dev/null && pwd)
$(if $(BUILD_DIR),, $(error could not create directory "$(_O)"))
BUILD_DIR := $(realpath $(patsubst %/,%,$(patsubst %.,%,$(BUILD_DIR))))
override O := $(BUILD_DIR)
# parameter C: UK_CONFIG ###
# Use C variable if set on the command line, otherwise use $(A)/.config;
ifneq ("$(origin C)", "command line")
ifeq ("$(origin C)", "undefined")
override C := $(CONFIG_UK_APP)/.config
endif
else
ifeq ("$(filter /%,$(C))", "")
$(error Path to configuration file (C) is not absolute)
endif
override C := $(realpath $(dir $(C)))/$(notdir $(C))
endif
UK_CONFIG := $(C)
CONFIG_DIR := $(dir $(C))
# EPLAT_DIR (list of external platform libraries)
# Retrieved from P variable from the command line (paths separated by colon)
ifeq ("$(origin P)", "command line")
$(foreach E,$(subst :, ,$(P)), \
$(if $(filter /%,$(E)),,$(error Path to external platform "$(E)" (P) is not absolute));\
$(if $(wildcard $(E)), \
$(eval EPLAT_DIR += $(E)) \
, $(if $(wildcard $(CONFIG_UK_BASE)/$(E)),\
$(eval EPLAT_DIR += $(CONFIG_UK_BASE)/$(E)), \
$(error Cannot find platform library: $(E)) \
) \
) \
)
endif
EPLAT_DIR := $(realpath $(patsubst %/,%,$(patsubst %.,%,$(EPLAT_DIR))))
# ELIB_DIR (list of external libraries)
# Retrieved from L variable from the command line (paths separated by colon)
ifeq ("$(origin L)", "command line")
# library path exists?
$(foreach E,$(subst :, ,$(L)), \
$(if $(filter /%,$(E)),,$(error Path to external library "$(E)" (L) is not absolute));\
$(if $(wildcard $(E)), \
$(eval ELIB_DIR += $(E)) \
, $(if $(wildcard $(CONFIG_UK_BASE)/$(E)),\
$(eval ELIB_DIR += $(CONFIG_UK_BASE)/$(E)), \
$(error Cannot find library: $(E)) \
)\
) \
)
endif
ELIB_DIR := $(realpath $(patsubst %/,%,$(patsubst %.,%,$(ELIB_DIR))))
$(call verbose_info,* Unikraft base: $(CONFIG_UK_BASE))
$(call verbose_info,* Configuration: $(UK_CONFIG))
$(call verbose_info,* Application base: $(CONFIG_UK_APP))
$(call verbose_info,* External platforms: [ $(EPLAT_DIR) ])
$(call verbose_info,* External libraries: [ $(ELIB_DIR) ])
$(call verbose_info,* Build output: $(BUILD_DIR))
build_dir_make := 0
ifneq ($(BUILD_DIR),$(UK_BASE))
build_dir_make := 1;
else
sub_make_exec := 1;
endif
# KConfig settings
CONFIG_UK_PLAT := $(CONFIG_UK_BASE)/plat/
CONFIG_UK_LIB := $(CONFIG_UK_BASE)/lib/
CONFIG_CONFIG_IN := $(CONFIG_UK_BASE)/Config.uk
CONFIG := $(CONFIG_UK_BASE)/support/kconfig
CONFIGLIB := $(CONFIG_UK_BASE)/support/kconfiglib
UK_CONFIG_OUT := $(BUILD_DIR)/config
UK_GENERATED_INCLUDES := $(BUILD_DIR)/include
KCONFIG_DIR := $(BUILD_DIR)/kconfig
UK_FIXDEP := $(KCONFIG_DIR)/fixdep
KCONFIG_AUTOCONFIG := $(KCONFIG_DIR)/auto.conf
KCONFIG_TRISTATE := $(KCONFIG_DIR)/tristate.config
KCONFIG_AUTOHEADER := $(UK_GENERATED_INCLUDES)/uk/_config.h
KCONFIG_APP_DIR := $(CONFIG_UK_APP)
KCONFIG_LIB_IN := $(KCONFIG_DIR)/libs.uk
KCONFIG_DEF_PLATS := $(shell find $(CONFIG_UK_PLAT)/* -maxdepth 0 \
-type d \( -path $(CONFIG_UK_PLAT)/common -o \
-path $(CONFIG_UK_PLAT)/drivers \
\) -prune -o -type d -print)
KCONFIG_LIB_DIR := $(shell find $(CONFIG_UK_LIB)/* -maxdepth 0 -type d) \
$(CONFIG_UK_BASE)/lib $(ELIB_DIR)
KCONFIG_PLAT_DIR := $(KCONFIG_DEF_PLATS) $(EPLAT_DIR) $(CONFIG_UK_PLAT)
KCONFIG_PLAT_IN := $(KCONFIG_DIR)/plat.uk
# Makefile support scripts
SCRIPTS_DIR := $(CONFIG_UK_BASE)/support/scripts
# # Set and export the version string
$(call verbose_info,Including $(CONFIG_UK_BASE)/version.mk...)
include $(CONFIG_UK_BASE)/version.mk
# Compute the full local version string so packages can use it as-is
# Need to export it, so it can be got from environment in children (eg. mconf)
ifdef UK_EXTRAVERSION
export UK_FULLVERSION := $(UK_VERSION).$(UK_SUBVERSION).$(UK_EXTRAVERSION)$(shell cd $(CONFIG_UK_BASE); $(SCRIPTS_DIR)/gitsha1)
else
export UK_FULLVERSION := $(UK_VERSION).$(UK_SUBVERSION)$(shell cd $(CONFIG_UK_BASE); $(SCRIPTS_DIR)/gitsha1)
endif
# Default image name
export CONFIG_UK_NAME ?= $(notdir $(APP_DIR))
export DATE := $(shell date +%Y%m%d)
# Makefile targets
null_targets := print-version print-vars help
noconfig_targets := ukconfig menuconfig nconfig gconfig xconfig config \
oldconfig randconfig \
defconfig %_defconfig allyesconfig allnoconfig \
silentoldconfig \
release olddefconfig properclean distclean \
scriptconfig iscriptconfig kmenuconfig guiconfig \
dumpvarsconfig $(null_targets)
# we want bash as shell
SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
else if [ -x /bin/bash ]; then echo /bin/bash; \
else echo sh; fi; fi)
# basic tools
RM := rm -f
MV := mv -f
CP := cp -f
MKDIR := mkdir
TOUCH := touch
XARGS := xargs
# kconfig uses CONFIG_SHELL
CONFIG_SHELL := $(SHELL)
export SHELL CONFIG_SHELL Q KBUILD_VERBOSE
################################################################################
# .config
################################################################################
# Initialize important internal variables
UK_FETCH:=
UK_FETCH-y:=
UK_PREPARE:=
UK_PREPARE-y:=
UK_PLATS:=
UK_PLATS-y:=
UK_LIBS:=
UK_LIBS-y:=
UK_ALIBS:=
UK_ALIBS-y:=
UK_OLIBS:=
UK_OLIBS-y:=
UK_SRCS:=
UK_SRCS-y:=
UK_DEPS:=
UK_DEPS-y:=
UK_OBJS:=
UK_OBJS-y:=
UK_IMAGES:=
UK_IMAGES-y:=
UK_CLEAN :=
UK_CLEAN-y :=
ARCHFLAGS :=
ARCHFLAGS-y :=
ISR_ARCHFLAGS :=
ISR_ARCHFLAGS-y :=
COMPFLAGS :=
COMPFLAGS-y :=
ASFLAGS :=
ASFLAGS-y :=
ASINCLUDES :=
ASINCLUDES-y :=
CFLAGS :=
CFLAGS-y :=
CINCLUDES :=
CINCLUDES-y :=
CXXFLAGS :=
CXXFLAGS-y :=
CXXINCLUDES :=
CXXINCLUDES-y :=
GOCFLAGS :=
GOCFLAGS-y :=
RUSTCFLAGS :=
RUSTCFLAGS-y :=
GOCINCLUDES :=
GOCINCLUDES-y :=
DBGFLAGS :=
DBGFLAGS-y :=
LDFLAGS :=
LDFLAGS-y :=
IMAGE_LDFLAGS :=
IMAGE_LDFLAGS-y :=
EACHOLIB_SRCS :=
EACHOLIB_SRCS-y :=
EACHOLIB_OBJS :=
EACHOLIB_OBJS-y :=
EACHOLIB_ALIBS :=
EACHOLIB_ALIBS-y :=
EACHOLIB_LOCALS :=
EACHOLIB_LOCALS-y :=
# Pull in the user's configuration file
ifeq ($(filter $(noconfig_targets),$(MAKECMDGOALS)),)
ifneq ("$(wildcard $(UK_CONFIG))","")
$(call verbose_info,Including $(UK_CONFIG)...)
-include $(UK_CONFIG)
UK_HAVE_DOT_CONFIG := y
endif
endif
# remove quotes from CONFIG_UK_NAME
CONFIG_UK_NAME := $(call qstrip,$(CONFIG_UK_NAME))
################################################################################
# Host compiler and linker tools
################################################################################
ifndef HOSTAR
HOSTAR := ar
endif
ifndef HOSTAS
HOSTAS := as
endif
ifndef HOSTCC
HOSTCC := gcc
HOSTCC := $(shell which $(HOSTCC) || type -p $(HOSTCC) || echo gcc)
endif
HOSTCC_NOCCACHE := $(HOSTCC)
ifndef HOSTCXX
HOSTCXX := g++
HOSTCXX := $(shell which $(HOSTCXX) || type -p $(HOSTCXX) || echo g++)
endif
HOSTCXX_NOCCACHE := $(HOSTCXX)
ifndef HOSTCPP
HOSTCPP := cpp
endif
ifndef HOSTLD
HOSTLD := ld
endif
ifndef HOSTLN
HOSTLN := ln
endif
ifndef HOSTNM
HOSTNM := nm
endif
ifndef HOSTOBJCOPY
HOSTOBJCOPY := objcopy
endif
ifndef HOSTRANLIB
HOSTRANLIB := ranlib
endif
HOSTAR := $(shell which $(HOSTAR) || type -p $(HOSTAR) || echo ar)
HOSTAS := $(shell which $(HOSTAS) || type -p $(HOSTAS) || echo as)
HOSTCPP := $(shell which $(HOSTCPP) || type -p $(HOSTCPP) || echo cpp)
HOSTLD := $(shell which $(HOSTLD) || type -p $(HOSTLD) || echo ld)
HOSTLN := $(shell which $(HOSTLN) || type -p $(HOSTLN) || echo ln)
HOSTNM := $(shell which $(HOSTNM) || type -p $(HOSTNM) || echo nm)
HOSTOBJCOPY := $(shell which $(HOSTOBJCOPY) || type -p $(HOSTOBJCOPY) || echo objcopy)
HOSTRANLIB := $(shell which $(HOSTRANLIB) || type -p $(HOSTRANLIB) || echo ranlib)
HOSTCC_VERSION := $(shell $(HOSTCC_NOCCACHE) --version | \
sed -n -r 's/^.* ([0-9]*)\.([0-9]*)\.([0-9]*)[ ]*.*/\1 \2/p')
# For gcc >= 5.x, we only need the major version.
ifneq ($(firstword $(HOSTCC_VERSION)),4)
HOSTCC_VERSION := $(firstword $(HOSTCC_VERSION))
endif
# Determine the userland we are running on.
#
export HOSTARCH := $(shell LC_ALL=C $(HOSTCC_NOCCACHE) -v 2>&1 | \
sed -e '/^Target: \([^-]*\).*/!d' \
-e 's//\1/' \
-e 's/i.86/x86/' \
-e 's/sun4u/sparc64/' \
-e 's/arm64.*/arm64/' -e 's/aarch64.*/arm64/' \
-e '/arm64/! s/arm.*/arm/' \
-e 's/sa110/arm/' \
-e 's/ppc64/powerpc64/' \
-e 's/ppc/powerpc/' \
-e 's/macppc/powerpc/' \
-e 's/sh.*/sh/' )
export HOSTAR HOSTAS HOSTCC HOSTCC_VERSION HOSTCXX HOSTLD HOSTARCH
export HOSTCC_NOCCACHE HOSTCXX_NOCCACHE
################################################################################
# Makefile helpers
################################################################################
$(call verbose_info,Including $(CONFIG_UK_BASE)/support/build/Makefile.rules...)
include $(CONFIG_UK_BASE)/support/build/Makefile.rules
# We need to include this file early (before any rule is defined)
# but after we have tried to load a .config and after having our tools defined
$(foreach _M,$(wildcard $(addsuffix Makefile.rules,\
$(CONFIG_UK_BASE)/lib/*/ $(CONFIG_UK_BASE)/plat/*/ \
$(addsuffix /,$(ELIB_DIR)) $(APP_DIR)/)), \
$(eval $(call verbose_include,$(_M))) \
)
################################################################################
# Clean targets that do not have any dependency on a configuration
################################################################################
# Declare them before we depend on having .config
properclean:
$(call verbose_cmd,RM,build/,$(RM) -r \
$(BUILD_DIR))
distclean: properclean
$(call verbose_cmd,RM,config,$(RM) \
$(UK_CONFIG) $(UK_CONFIG).old \
$(CONFIG_DIR)/.$(notdir $(UK_CONFIG)).tmp \
$(CONFIG_DIR)/.auto.deps)
.PHONY: distclean properclean
################################################################################
# Unikraft Architecture
################################################################################
# Set target archicture as set in config
$(eval $(call verbose_include,$(CONFIG_UK_BASE)/arch/Arch.uk))
ifeq ($(CONFIG_UK_ARCH),)
# Set target archicture as set in environment
ifneq ($(ARCH),)
export CONFIG_UK_ARCH ?= $(shell echo "$(call qstrip,$(ARCH))" | \
sed -e "s/-.*//" \
-e 's//\1/' \
-e 's/i.86/x86/' \
-e 's/sun4u/sparc64/' \
-e 's/arm64.*/arm64/' -e 's/aarch64.*/arm64/' \
-e '/arm64/! s/arm.*/arm/' \
-e 's/sa110/arm/' \
-e 's/ppc64/powerpc64/' \
-e 's/ppc/powerpc/' \
-e 's/macppc/powerpc/' \
-e 's/sh.*/sh/' )
else
# Nothing set, use detected host architecture
export CONFIG_UK_ARCH ?= $(shell echo "$(HOSTARCH)" | \
sed -e "s/-.*//" \
-e 's//\1/' \
-e 's/i.86/x86/' \
-e 's/sun4u/sparc64/' \
-e 's/arm64.*/arm64/' -e 's/aarch64.*/arm64/' \
-e '/arm64/! s/arm.*/arm/' \
-e 's/sa110/arm/' \
-e 's/ppc64/powerpc64/' \
-e 's/ppc/powerpc/' \
-e 's/macppc/powerpc/' \
-e 's/sh.*/sh/' )
endif
endif
override ARCH := $(CONFIG_UK_ARCH)
export CONFIG_UK_ARCH ARCH
export UK_FAMILY ?= $(shell echo "$(CONFIG_UK_ARCH)" | \
sed -e "s/-.*//" \
-e 's//\1/' \
-e 's/x86.*/x86/' \
-e 's/sparc64/sparc/' \
-e 's/arm.*/arm/' \
-e 's/powerpc.*/powerpc/' \
-e 's/sh.*/sh/' )
# Quick-check if architecture exists
ifeq ($(filter $(null_targets),$(MAKECMDGOALS)),)
ifeq ($(wildcard $(CONFIG_UK_BASE)/arch/$(UK_FAMILY)/$(ARCH)/Makefile.uk),)
$(error Target architecture ($(ARCH)) is currently not supported (could not find $(CONFIG_UK_BASE)/arch/$(UK_FAMILY)/$(ARCH)/Makefile.uk).)
endif
ifeq ($(wildcard $(CONFIG_UK_BASE)/arch/$(UK_FAMILY)/$(ARCH)/Compiler.uk),)
$(error Target architecture ($(ARCH)) is currently not supported (could not find $(CONFIG_UK_BASE)/arch/$(UK_FAMILY)/$(ARCH)/Compiler.uk).)
endif
endif
################################################################################
# Compiler and linker tools
################################################################################
ifeq ($(sub_make_exec), 1)
ifeq ($(UK_HAVE_DOT_CONFIG),y)
# Hide troublesome environment variables from sub processes
unexport CONFIG_CROSS_COMPILE
unexport CONFIG_LLVM_TARGET_ARCH
unexport CONFIG_COMPILER
#unexport CC
#unexport LD
#unexport AR
#unexport CXX
#unexport CPP
unexport RANLIB
unexport CFLAGS
unexport CXXFLAGS
unexport ARFLAGS
unexport GREP_OPTIONS
unexport TAR_OPTIONS
unexport CONFIG_SITE
unexport QMAKESPEC
unexport TERMINFO
unexport MACHINE
#unexport O
# CONFIG_CROSS_COMPILE specify the prefix used for all executables used
# during compilation. Only gcc and related bin-utils executables
# are prefixed with $(CONFIG_CROSS_COMPILE).
# CONFIG_CROSS_COMPILE can be set on the command line
# make CROSS_COMPILE=ia64-linux-
# Alternatively CONFIG_CROSS_COMPILE can be set in the environment.
# A third alternative is to store a setting in .config so that plain
# "make" in the configured kernel build directory always uses that.
# Default value for CONFIG_CROSS_COMPILE is not to prefix executables
# Note: Some architectures assign CONFIG_CROSS_COMPILE in their arch/*/Makefile.uk
ifneq ("$(origin CROSS_COMPILE)","undefined")
CONFIG_CROSS_COMPILE := $(CROSS_COMPILE:"%"=%)
endif
ifneq ("$(origin LLVM_TARGET_ARCH)","undefined")
CONFIG_LLVM_TARGET_ARCH := $(LLVM_TARGET_ARCH:"%"=%)
endif
ifneq ("$(origin COMPILER)","undefined")
CONFIG_COMPILER := $(COMPILER:"%"=%)
else
CONFIG_COMPILER := gcc
endif
$(eval $(call verbose_include,$(CONFIG_UK_BASE)/arch/$(UK_FAMILY)/Compiler.uk))
# Make variables (CC, etc...)
LD := $(CONFIG_CROSS_COMPILE)$(CONFIG_COMPILER)
CC := $(CONFIG_CROSS_COMPILE)$(CONFIG_COMPILER)
CPP := $(CC)
CXX := $(CPP)
GOC := $(CONFIG_CROSS_COMPILE)gccgo-7
# We use rustc because the gcc frontend is experimental and missing features such
# as borrowing checking
ifneq ("$(origin LLVM_TARGET_ARCH)","undefined")
RUSTC := rustc --target=$(CONFIG_LLVM_TARGET_ARCH)
else
RUSTC := rustc
endif
AS := $(CC)
AR := $(CONFIG_CROSS_COMPILE)gcc-ar
NM := $(CONFIG_CROSS_COMPILE)gcc-nm
READELF := $(CONFIG_CROSS_COMPILE)readelf
STRIP := $(CONFIG_CROSS_COMPILE)strip
OBJCOPY := $(CONFIG_CROSS_COMPILE)objcopy
OBJDUMP := $(CONFIG_CROSS_COMPILE)objdump
M4 := m4
AR := ar
CAT := cat
SED := sed
AWK := awk
YACC := bison
LEX := flex
PATCH := patch
GZIP := gzip
TAR := tar
UNZIP := unzip -qq -u
WGET := wget
DTC := dtc
# Time requires the full path so that subarguments are handled correctly
TIME := $(shell which time)
LIFTOFF := liftoff -e -s
override ARFLAGS:= rcs
CC_VERSION := $(shell $(CC) --version | \
sed -n -r 's/^.* ([0-9]*)\.([0-9]*)\.([0-9]*)[ ]*.*/\1.\2/p')
# Retrieve GCC major and minor number from CC_VERSION. They would be used
# to select correct optimization parameters for target CPUs.
CC_VER_MAJOR := $(word 1,$(subst ., ,$(CC_VERSION)))
CC_VER_MINOR := $(word 2,$(subst ., ,$(CC_VERSION)))
ASFLAGS += -DCC_VERSION=$(CC_VERSION)
CFLAGS += -DCC_VERSION=$(CC_VERSION)
CXXFLAGS += -DCC_VERSION=$(CC_VERSION)
GOCFLAGS += -DCC_VERSION=$(CC_VERSION)
# ensure $(BUILD_DIR)/kconfig, $(BUILD_DIR)/include and $(BUILD_DIR)/include/uk exists
$(call mk_sub_build_dir,kconfig)
$(call mk_sub_build_dir,include)
$(call mk_sub_build_dir,include/uk)
ASINCLUDES += -I$(UK_GENERATED_INCLUDES)
CINCLUDES += -I$(UK_GENERATED_INCLUDES)
CXXINCLUDES += -I$(UK_GENERATED_INCLUDES)
GOCINCLUDES += -I$(UK_GENERATED_INCLUDES)
################################################################################
# Build rules
################################################################################
# external application
ifneq ($(CONFIG_UK_BASE),$(CONFIG_UK_APP))
$(eval $(call _import_lib,$(CONFIG_UK_APP)));
endif
# internal libraries
$(eval $(call verbose_include,$(CONFIG_UK_BASE)/lib/Makefile.uk))
# external libraries
$(foreach E,$(ELIB_DIR), \
$(eval $(call _import_lib,$(E))); \
)
# architecture library
$(eval $(call _import_lib,$(CONFIG_UK_BASE)/arch/$(UK_FAMILY)))
# internal platform libraries
$(eval $(call verbose_include,$(CONFIG_UK_BASE)/plat/Makefile.uk))
# external platform libraries
# NOTE: We include them after internal platform libs so that also base variables
# provided with /plat/Makefile.uk are populated
$(foreach E,$(EPLAT_DIR), \
$(eval $(call _import_lib,$(E))); \
)
$(eval $(call verbose_include,$(CONFIG_UK_BASE)/Makefile.uk)) # Unikraft base
ifeq ($(call qstrip,$(UK_PLATS) $(UK_PLATS-y)),)
$(warning You did not choose any target platform.)
$(error Please choose at least one target platform in the configuration!)
endif
ifneq ($(CONFIG_HAVE_BOOTENTRY),y)
$(error You did not select a library that handles bootstrapping! (e.g., ukboot))
endif
ifeq ($(CONFIG_OPTIMIZE_LTO), y)
ifeq ($(call have_gcc),y)
ifneq ($(call gcc_version_ge,6,1),y)
$(error Your gcc version does not support incremental link time optimisation)
endif
endif
endif
# Generate build rules
$(eval $(call verbose_include,$(CONFIG_UK_BASE)/support/build/Makefile.build))
# Include source dependencies
ifneq ($(call qstrip,$(UK_DEPS) $(UK_DEPS-y)),)
$(foreach _D,$(UK_DEPS) $(UK_DEPS-y),\
$(eval $(call verbose_include_try,$(_D))) \
)
endif
# include Makefile for platform linking (`Linker.uk`)
$(foreach plat,$(UK_PLATS),$(eval $(call _import_linker,$(plat))))
.PHONY: prepare image libs objs clean
fetch: $(UK_FETCH) $(UK_FETCH-y)
# Copy current configuration in order to detect changes
$(UK_CONFIG_OUT): $(UK_CONFIG)
$(call verbose_cmd,CP,config,$(CP) \
$(UK_CONFIG) \
$(UK_CONFIG_OUT))
prepare: $(KCONFIG_AUTOHEADER) $(UK_CONFIG_OUT) $(UK_PREPARE) $(UK_PREPARE-y)
prepare: $(UK_FIXDEP) | fetch
objs: $(UK_OBJS) $(UK_OBJS-y)
libs: $(UK_ALIBS) $(UK_ALIBS-y) $(UK_OLIBS) $(UK_OLIBS-y)
images: $(UK_DEBUG_IMAGES) $(UK_DEBUG_IMAGES-y) $(UK_IMAGES) $(UK_IMAGES-y)
GDB_HELPER_LINKS := $(addsuffix .gdb.py,$(UK_DEBUG_IMAGES) $(UK_DEBUG_IMAGES-y))
$(GDB_HELPER_LINKS):
$(call verbose_cmd,LN,$(notdir $@),$(HOSTLN) -sf uk-gdb.py $@)
SCRIPTS_DIR_BACKSLASHED = $(subst /,\/,$(SCRIPTS_DIR))
$(BUILD_DIR)/uk-gdb.py: $(SCRIPTS_DIR)/uk-gdb.py
$(call verbose_cmd,GEN,$(notdir $@), \
sed '/scripts_dir = / s/os.path.dirname(os.path.realpath(__file__))/"$(SCRIPTS_DIR_BACKSLASHED)"/g' $^ > $@)
gdb_helpers: $(GDB_HELPER_LINKS) $(BUILD_DIR)/uk-gdb.py
all: images gdb_helpers
################################################################################
# Cleanup rules
################################################################################
# Generate cleaning rules
$(eval $(call verbose_include,$(CONFIG_UK_BASE)/support/build/Makefile.clean))
clean-libs: $(addprefix clean-,\
$(foreach P,$(UK_PLATS) $(UK_PLATS-y),\
$(if $(call qstrip,$($(call uc,$(P))_LIBS) $($(call uc,$(P))_LIBS-y)),\
$(foreach L,$($(call uc,$(P))_LIBS) $($(call uc,$(P))_LIBS-y), $(L)))) $(UK_LIBS) $(UK_LIBS-y))
clean: clean-libs
$(call verbose_cmd,CLEAN,build/,$(RM) \
$(UK_CONFIG_OUT) \
$(call build_clean,\
$(UK_DEBUG_IMAGES) $(UK_DEBUG_IMAGES-y) \
$(UK_IMAGES) $(UK_IMAGES-y)) \
$(GDB_HELPER_LINKS) $(BUILD_DIR)/uk-gdb.py \
$(UK_CLEAN) $(UK_CLEAN-y))
else # !($(UK_HAVE_DOT_CONFIG),y)
$(filter %config,$(MAKECMDGOALS)): $(BUILD_DIR)/Makefile
## ukconfig
ukconfig: $(BUILD_DIR)/Makefile menuconfig
all: ukconfig
.PHONY: prepare image libs objs clean-libs clean ukconfig
fetch: ukconfig
prepare: ukconfig
objs: ukconfig
libs: ukconfig
images: ukconfig
clean-libs clean:
$(error Do not know which files to clean without having a configuration. Did you mean 'properclean' or 'distclean'?)
endif
.PHONY: print-vars print-libs print-objs print-srcs help outputmakefile list-defconfigs
# Configuration
# ---------------------------------------------------------------------------
HOSTCFLAGS = $(CFLAGS_FOR_BUILD)
export HOSTCFLAGS
KCONFIG_TOOLS = conf mconf gconf nconf qconf fixdep
KCONFIG_TOOLS := $(addprefix $(KCONFIG_DIR)/,$(KCONFIG_TOOLS))
$(KCONFIG_TOOLS):
mkdir -p $(@D)/lxdialog
$(MAKE) --no-print-directory CC="$(HOSTCC_NOCCACHE)" HOSTCC="$(HOSTCC_NOCCACHE)" \
obj=$(@D) -C $(CONFIG) -f Makefile.br $(@)
DEFCONFIG = $(call qstrip,$(UK_DEFCONFIG))
# We don't want to fully expand UK_DEFCONFIG here, so Kconfig will
# recognize that if it's still at its default $(CONFIG_DIR)/defconfig
COMMON_CONFIG_ENV = \
CC=$(CC)\
CONFIG_="CONFIG_" \
KCONFIG_CONFIG="$(UK_CONFIG)" \
KCONFIG_AUTOCONFIG="$(KCONFIG_AUTOCONFIG)" \
KCONFIG_AUTOHEADER="$(KCONFIG_AUTOHEADER)" \
KCONFIG_TRISTATE="$(KCONFIG_TRISTATE)" \
HOST_GCC_VERSION="$(HOSTCC_VERSION)" \
BUILD_DIR="$(BUILD_DIR)" \
UK_BASE="$(CONFIG_UK_BASE)" \
UK_APP="$(CONFIG_UK_APP)" \
UK_CONFIG="$(UK_CONFIG)" \
UK_FULLVERSION="$(UK_FULLVERSION)" \
UK_CODENAME="$(UK_CODENAME)" \
UK_ARCH="$(CONFIG_UK_ARCH)" \
KCONFIG_APP_DIR="$(KCONFIG_APP_DIR)" \
KCONFIG_LIB_DIR="$(KCONFIG_LIB_DIR)" \
KCONFIG_LIB_IN="$(KCONFIG_LIB_IN)" \
KCONFIG_PLAT_DIR="$(KCONFIG_PLAT_DIR)" \
KCONFIG_PLAT_IN="$(KCONFIG_PLAT_IN)" \
UK_NAME="$(CONFIG_UK_NAME)"
PHONY += scriptconfig scriptsyncconfig iscriptconfig kmenuconfig guiconfig \
dumpvarsconfig
PYTHONCMD ?= python
kpython := PYTHONPATH=$(UK_CONFIGLIB):$$PYTHONPATH $(PYTHONCMD)
ifneq ($(filter scriptconfig,$(MAKECMDGOALS)),)
ifndef SCRIPT
$(error Use "make scriptconfig SCRIPT=<path to script> [SCRIPT_ARG=<argument>]")
endif
endif
scriptconfig: $(KCONFIG_DIR)/fixdep
$(Q)$(COMMON_CONFIG_ENV) $(kpython) $(SCRIPT) $(Kconfig) $(if $(SCRIPT_ARG),"$(SCRIPT_ARG)")
iscriptconfig: $(KCONFIG_DIR)/fixdep
$(Q)$(COMMON_CONFIG_ENV) $(kpython) -i -c \
"import kconfiglib; \
kconf = kconfiglib.Kconfig('$(UK_CONFIG)'); \
print('A Kconfig instance \'kconf\' for the architecture $(ARCH) has been created.')"
kmenuconfig:$(KCONFIG_DIR)/fixdep
@$(COMMON_CONFIG_ENV) $(kpython) $(CONFIGLIB)/menuconfig.py \
$(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
scriptsyncconfig: $(KCONFIG_DIR)/fixdep
@$(COMMON_CONFIG_ENV) $(kpython) $(CONFIGLIB)/genconfig.py \
--sync-deps=$(BUILD_DIR)/include/config \
--header-path=$(KCONFIG_AUTOHEADER) $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
guiconfig: $(KCONFIG_DIR)/fixdep
@$(COMMON_CONFIG_ENV) $(kpython) $(CONFIGLIB)/guiconfig.py $(CONFIG_CONFIG_IN)
@$(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
dumpvarsconfig:$(KCONFIG_DIR)/fixdep
$(Q)$(COMMON_CONFIG_ENV) $(kpython) $(CONFIGLIB)/examples/dumpvars.py $(CONFIG_CONFIG_IN)
@$(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
xconfig: $(KCONFIG_DIR)/qconf
@$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
gconfig: $(KCONFIG_DIR)/gconf
@$(COMMON_CONFIG_ENV) srctree=$(CONFIG_UK_BASE) $< $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
menuconfig: $(KCONFIG_DIR)/mconf
@$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
nconfig: $(KCONFIG_DIR)/nconf
@$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
config: $(KCONFIG_DIR)/conf
@$(COMMON_CONFIG_ENV) $< $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
# For the config targets that automatically select options, we pass
# SKIP_LEGACY=y to disable the legacy options. However, in that case
# no values are set for the legacy options so a subsequent oldconfig
# will query them. Therefore, run an additional olddefconfig.
oldconfig: $(KCONFIG_DIR)/conf
@$(COMMON_CONFIG_ENV) $< --oldconfig $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
randconfig: $(KCONFIG_DIR)/conf
@$(COMMON_CONFIG_ENV) SKIP_LEGACY=y $< --randconfig $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
allyesconfig: $(KCONFIG_DIR)/conf
@$(COMMON_CONFIG_ENV) SKIP_LEGACY=y $< --allyesconfig $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
allnoconfig: $(KCONFIG_DIR)/conf
@$(COMMON_CONFIG_ENV) SKIP_LEGACY=y $< --allnoconfig $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN) >/dev/null
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
syncconfig: $(KCONFIG_DIR)/conf
@$(COMMON_CONFIG_ENV) $< --syncconfig $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
olddefconfig: $(KCONFIG_DIR)/conf
@$(COMMON_CONFIG_ENV) $< --olddefconfig $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
defconfig: $(KCONFIG_DIR)/conf
@$(COMMON_CONFIG_ENV) $< --defconfig$(if $(DEFCONFIG),=$(DEFCONFIG)) $(CONFIG_CONFIG_IN)
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
# Override the UK_DEFCONFIG from COMMON_CONFIG_ENV with the new defconfig
%_defconfig: $(KCONFIG_DIR)/conf $(A)/configs/%_defconfig
@$(COMMON_CONFIG_ENV) UK_DEFCONFIG=$(A)/configs/$@ \
$< --defconfig=$(A)/configs/$@ $(CONFIG_CONFIG_IN)
savedefconfig: $(KCONFIG_DIR)/conf
@$(COMMON_CONFIG_ENV) $< \
--savedefconfig=$(if $(DEFCONFIG),$(DEFCONFIG),$(CONFIG_DIR)/defconfig) \
$(CONFIG_CONFIG_IN)
@$(SED) '/UK_DEFCONFIG=/d' $(if $(DEFCONFIG),$(DEFCONFIG),$(CONFIG_DIR)/defconfig)
@$(COMMON_CONFIG_ENV) $(SCRIPTS_DIR)/configupdate $(UK_CONFIG) $(UK_CONFIG_OUT)
.PHONY: defconfig savedefconfig silentoldconfig
# Regenerate $(KCONFIG_AUTOHEADER) whenever $(UK_CONFIG) changed
$(KCONFIG_AUTOHEADER): $(UK_CONFIG) $(KCONFIG_DIR)/conf
@$(COMMON_CONFIG_ENV) $(KCONFIG_DIR)/conf --syncconfig $(CONFIG_CONFIG_IN)
# Misc stuff
# ---------------------------------------------------------------------------
print-vars:
@$(foreach V, \
$(sort $(if $(VARS),$(filter $(VARS),$(.VARIABLES)),$(.VARIABLES))), \
$(if $(filter-out environment% default automatic, \
$(origin $V)), \
$(info $V=$($V) ($(value $V)))))
print-version:
@echo $(UK_FULLVERSION)
ifeq ($(UK_HAVE_DOT_CONFIG),y)
print-libs:
@echo $(foreach P,$(UK_PLATS) $(UK_PLATS-y),\
$(if $(call qstrip,$($(call uc,$(P))_LIBS) $($(call uc,$(P))_LIBS-y)),\
$(foreach L,$($(call uc,$(P))_LIBS) $($(call uc,$(P))_LIBS-y), \
$(if $(call qstrip,$($(call vprefix_lib,$(L),SRCS)) $($(call vprefix_lib,$(L),SRCS-y))), \
$(L) \
)))) \
$(UK_LIBS) $(UK_LIBS-y)
print-lds:
@echo -e \
$(foreach P,$(UK_PLATS) $(UK_PLATS-y),\
$(if $(call qstrip,$($(call uc,$(P))_LIBS) $($(call uc,$(P))_LIBS-y)),\
$(foreach L,$($(call uc,$(P))_LIBS) $($(call uc,$(P))_LIBS-y), \
$(if $(call qstrip,$($(call vprefix_lib,$(L),LDS)) $($(call vprefix_lib,$(L),LDS-y))), \
'$(L):\n $($(call vprefix_lib,$(L),LDS)) $($(call vprefix_lib,$(L),LDS-y))\n'\
))))\
$(foreach L,$(UK_LIBS) $(UK_LIBS-y),\
$(if $(call qstrip,$($(call vprefix_lib,$(L),LDS)) $($(call vprefix_lib,$(L),LDS-y))),\
'$(L):\n $($(call vprefix_lib,$(L),LDS)) $($(call vprefix_lib,$(L),LDS-y))\n'\
))
print-objs:
@echo -e \
$(foreach P,$(UK_PLATS) $(UK_PLATS-y),\
$(if $(call qstrip,$($(call uc,$(P))_LIBS) $($(call uc,$(P))_LIBS-y)),\
$(foreach L,$($(call uc,$(P))_LIBS) $($(call uc,$(P))_LIBS-y), \
$(if $(call qstrip,$($(call vprefix_lib,$(L),OBJS)) $($(call vprefix_lib,$(L),OBJS-y)) \
$(EACHOLIB_OBJS) $(EACHOLIB_OBJS-y)), \
'$(L):\n $($(call vprefix_lib,$(L),OBJS)) $($(call vprefix_lib,$(L),OBJS-y)) $(EACHOLIB_OBJS) $(EACHOLIB_OBJS-y)\n'\
))))\
$(foreach L,$(UK_LIBS) $(UK_LIBS-y),\
$(if $(call qstrip,$($(call vprefix_lib,$(L),OBJS)) $($(call vprefix_lib,$(L),OBJS-y)) \
$(EACHOLIB_OBJS) $(EACHOLIB_OBJS-y)), \
'$(L):\n $($(call vprefix_lib,$(L),OBJS)) $($(call vprefix_lib,$(L),OBJS-y)) $(EACHOLIB_OBJS) $(EACHOLIB_OBJS-y)\n'\
))
print-srcs:
@echo -e \
$(foreach P,$(UK_PLATS) $(UK_PLATS-y),\
$(if $(call qstrip,$($(call uc,$(P))_LIBS) $($(call uc,$(P))_LIBS-y)),\
$(foreach L,$($(call uc,$(P))_LIBS) $($(call uc,$(P))_LIBS-y), \
$(if $(call qstrip,$($(call vprefix_lib,$(L),SRCS)) $($(call vprefix_lib,$(L),SRCS-y)) \
$(EACHOLIB_SRCS) $(EACHOLIB_SRCS-y)), \
'$(L):\n $($(call vprefix_lib,$(L),SRCS)) $($(call vprefix_lib,$(L),SRCS-y)) $(EACHOLIB_SRCS) $(EACHOLIB_SRCS-y)\n'\
))))\
$(foreach L,$(UK_LIBS) $(UK_LIBS-y),\
$(if $(call qstrip,$($(call vprefix_lib,$(L),SRCS)) $($(call vprefix_lib,$(L),SRCS-y)) \
$(EACHOLIB_SRCS) $(EACHOLIB_SRCS-y)), \
'$(L):\n $($(call vprefix_lib,$(L),SRCS)) $($(call vprefix_lib,$(L),SRCS-y)) $(EACHOLIB_SRCS) $(EACHOLIB_SRCS-y)\n'\
))
else
print-libs:
$(error Do not have a configuration. Please run one of the configuration targets first)
print-objs:
$(error Do not have a configuration. Please run one of the configuration targets first)
print-srcs:
$(error Do not have a configuration. Please run one of the configuration targets first)
endif
else #!($(sub_make_exec),)
export sub_make_exec:=1
$(BUILD_DIR)/Makefile:
$(call verbose_cmd,LN,$(notdir $@),$(HOSTLN) -sf $(CONFIG_UK_BASE)/Makefile $@)
$(filter-out _all $(BUILD_DIR)/Makefile sub-make distclean properclean help $(lastword $(MAKEFILE_LIST)), \
$(MAKECMDGOALS)) all: sub-make
@:
sub-make: $(BUILD_DIR)/Makefile
$(Q)$(MAKE) --no-print-directory CONFIG_UK_BASE=$(CONFIG_UK_BASE) -C $(BUILD_DIR) -f $(BUILD_DIR)/Makefile $(MAKECMDGOALS)
endif