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Commit | Line | Data |
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bc081dd6 MM |
1 | # ========================================================================== |
2 | # Generating modules.builtin | |
3 | # ========================================================================== | |
4 | ||
5 | src := $(obj) | |
6 | ||
7 | PHONY := __modbuiltin | |
8 | __modbuiltin: | |
9 | ||
10 | -include include/config/auto.conf | |
11 | # tristate.conf sets tristate variables to uppercase 'Y' or 'M' | |
12 | # That way, we get the list of built-in modules in obj-Y | |
13 | -include include/config/tristate.conf | |
14 | ||
15 | include scripts/Kbuild.include | |
16 | ||
607b30fc MM |
17 | ifneq ($(KBUILD_SRC),) |
18 | # Create output directory if not already present | |
19 | _dummy := $(shell [ -d $(obj) ] || mkdir -p $(obj)) | |
20 | endif | |
21 | ||
bc081dd6 MM |
22 | # The filename Kbuild has precedence over Makefile |
23 | kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src)) | |
24 | kbuild-file := $(if $(wildcard $(kbuild-dir)/Kbuild),$(kbuild-dir)/Kbuild,$(kbuild-dir)/Makefile) | |
25 | include $(kbuild-file) | |
26 | ||
27 | include scripts/Makefile.lib | |
28 | __subdir-Y := $(patsubst %/,%,$(filter %/, $(obj-Y))) | |
29 | subdir-Y += $(__subdir-Y) | |
30 | subdir-ym := $(sort $(subdir-y) $(subdir-Y) $(subdir-m)) | |
31 | subdir-ym := $(addprefix $(obj)/,$(subdir-ym)) | |
32 | obj-Y := $(addprefix $(obj)/,$(obj-Y)) | |
33 | ||
34 | modbuiltin-subdirs := $(patsubst %,%/modules.builtin, $(subdir-ym)) | |
35 | modbuiltin-mods := $(filter %.ko, $(obj-Y:.o=.ko)) | |
36 | modbuiltin-target := $(obj)/modules.builtin | |
37 | ||
38 | __modbuiltin: $(modbuiltin-target) $(subdir-ym) | |
39 | @: | |
40 | ||
41 | $(modbuiltin-target): $(subdir-ym) FORCE | |
42 | $(Q)(for m in $(modbuiltin-mods); do echo kernel/$$m; done; \ | |
43 | cat /dev/null $(modbuiltin-subdirs)) > $@ | |
44 | ||
45 | PHONY += FORCE | |
46 | ||
47 | FORCE: | |
48 | ||
49 | # Descending | |
50 | # --------------------------------------------------------------------------- | |
51 | ||
52 | PHONY += $(subdir-ym) | |
53 | $(subdir-ym): | |
54 | $(Q)$(MAKE) $(modbuiltin)=$@ | |
55 | ||
56 | ||
57 | # Declare the contents of the .PHONY variable as phony. We keep that | |
58 | # information in a variable se we can use it in if_changed and friends. | |
59 | ||
60 | .PHONY: $(PHONY) |