Root/
1 | # ========================================================================== |
2 | # Installing headers |
3 | # |
4 | # header-y - list files to be installed. They are preprocessed |
5 | # to remove __KERNEL__ section of the file |
6 | # objhdr-y - Same as header-y but for generated files |
7 | # genhdr-y - Same as objhdr-y but in a generated/ directory |
8 | # |
9 | # ========================================================================== |
10 | |
11 | # called may set destination dir (when installing to asm/) |
12 | _dst := $(if $(dst),$(dst),$(obj)) |
13 | |
14 | # generated header directory |
15 | gen := $(if $(gen),$(gen),$(subst include/,include/generated/,$(obj))) |
16 | |
17 | kbuild-file := $(srctree)/$(obj)/Kbuild |
18 | include $(kbuild-file) |
19 | |
20 | _dst := $(if $(destination-y),$(destination-y),$(_dst)) |
21 | |
22 | include scripts/Kbuild.include |
23 | |
24 | install := $(INSTALL_HDR_PATH)/$(_dst) |
25 | |
26 | header-y := $(sort $(header-y)) |
27 | subdirs := $(patsubst %/,%,$(filter %/, $(header-y))) |
28 | header-y := $(filter-out %/, $(header-y)) |
29 | |
30 | # files used to track state of install/check |
31 | install-file := $(install)/.install |
32 | check-file := $(install)/.check |
33 | |
34 | # generic-y list all files an architecture uses from asm-generic |
35 | # Use this to build a list of headers which require a wrapper |
36 | wrapper-files := $(filter $(header-y), $(generic-y)) |
37 | |
38 | # all headers files for this dir |
39 | header-y := $(filter-out $(generic-y), $(header-y)) |
40 | all-files := $(header-y) $(objhdr-y) $(genhdr-y) $(wrapper-files) |
41 | input-files := $(addprefix $(srctree)/$(obj)/,$(header-y)) \ |
42 | $(addprefix $(objtree)/$(obj)/,$(objhdr-y)) \ |
43 | $(addprefix $(objtree)/$(gen)/,$(genhdr-y)) |
44 | output-files := $(addprefix $(install)/, $(all-files)) |
45 | |
46 | # Work out what needs to be removed |
47 | oldheaders := $(patsubst $(install)/%,%,$(wildcard $(install)/*.h)) |
48 | unwanted := $(filter-out $(all-files),$(oldheaders)) |
49 | |
50 | # Prefix unwanted with full paths to $(INSTALL_HDR_PATH) |
51 | unwanted-file := $(addprefix $(install)/, $(unwanted)) |
52 | |
53 | printdir = $(patsubst $(INSTALL_HDR_PATH)/%/,%,$(dir $@)) |
54 | |
55 | quiet_cmd_install = INSTALL $(printdir) ($(words $(all-files))\ |
56 | file$(if $(word 2, $(all-files)),s)) |
57 | cmd_install = \ |
58 | $(PERL) $< $(srctree)/$(obj) $(install) $(SRCARCH) $(header-y); \ |
59 | $(PERL) $< $(objtree)/$(obj) $(install) $(SRCARCH) $(objhdr-y); \ |
60 | $(PERL) $< $(objtree)/$(gen) $(install) $(SRCARCH) $(genhdr-y); \ |
61 | for F in $(wrapper-files); do \ |
62 | echo "\#include <asm-generic/$$F>" > $(install)/$$F; \ |
63 | done; \ |
64 | touch $@ |
65 | |
66 | quiet_cmd_remove = REMOVE $(unwanted) |
67 | cmd_remove = rm -f $(unwanted-file) |
68 | |
69 | quiet_cmd_check = CHECK $(printdir) ($(words $(all-files)) files) |
70 | # Headers list can be pretty long, xargs helps to avoid |
71 | # the "Argument list too long" error. |
72 | cmd_check = for f in $(all-files); do \ |
73 | echo "$(install)/$${f}"; done \ |
74 | | xargs \ |
75 | $(PERL) $< $(INSTALL_HDR_PATH)/include $(SRCARCH); \ |
76 | touch $@ |
77 | |
78 | PHONY += __headersinst __headerscheck |
79 | |
80 | ifndef HDRCHECK |
81 | # Rules for installing headers |
82 | __headersinst: $(subdirs) $(install-file) |
83 | @: |
84 | |
85 | targets += $(install-file) |
86 | $(install-file): scripts/headers_install.pl $(input-files) FORCE |
87 | $(if $(unwanted),$(call cmd,remove),) |
88 | $(if $(wildcard $(dir $@)),,$(shell mkdir -p $(dir $@))) |
89 | $(call if_changed,install) |
90 | |
91 | else |
92 | __headerscheck: $(subdirs) $(check-file) |
93 | @: |
94 | |
95 | targets += $(check-file) |
96 | $(check-file): scripts/headers_check.pl $(output-files) FORCE |
97 | $(call if_changed,check) |
98 | |
99 | endif |
100 | |
101 | # Recursion |
102 | hdr-inst := -rR -f $(srctree)/scripts/Makefile.headersinst obj |
103 | .PHONY: $(subdirs) |
104 | $(subdirs): |
105 | $(Q)$(MAKE) $(hdr-inst)=$(obj)/$@ dst=$(_dst)/$@ |
106 | |
107 | targets := $(wildcard $(sort $(targets))) |
108 | cmd_files := $(wildcard \ |
109 | $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd)) |
110 | |
111 | ifneq ($(cmd_files),) |
112 | include $(cmd_files) |
113 | endif |
114 | |
115 | .PHONY: $(PHONY) |
116 | PHONY += FORCE |
117 | FORCE: ; |
118 |
Branches:
ben-wpan
ben-wpan-stefan
javiroman/ks7010
jz-2.6.34
jz-2.6.34-rc5
jz-2.6.34-rc6
jz-2.6.34-rc7
jz-2.6.35
jz-2.6.36
jz-2.6.37
jz-2.6.38
jz-2.6.39
jz-3.0
jz-3.1
jz-3.11
jz-3.12
jz-3.13
jz-3.15
jz-3.16
jz-3.18-dt
jz-3.2
jz-3.3
jz-3.4
jz-3.5
jz-3.6
jz-3.6-rc2-pwm
jz-3.9
jz-3.9-clk
jz-3.9-rc8
jz47xx
jz47xx-2.6.38
master
Tags:
od-2011-09-04
od-2011-09-18
v2.6.34-rc5
v2.6.34-rc6
v2.6.34-rc7
v3.9