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 | # genhdr-y - Same as header-y but in a generated/ directory |
7 | # |
8 | # ========================================================================== |
9 | |
10 | # generated header directory |
11 | gen := $(if $(gen),$(gen),$(subst include/,include/generated/,$(obj))) |
12 | |
13 | kbuild-file := $(srctree)/$(obj)/Kbuild |
14 | include $(kbuild-file) |
15 | |
16 | # called may set destination dir (when installing to asm/) |
17 | _dst := $(if $(destination-y),$(destination-y),$(if $(dst),$(dst),$(obj))) |
18 | |
19 | old-kbuild-file := $(srctree)/$(subst uapi/,,$(obj))/Kbuild |
20 | ifneq ($(wildcard $(old-kbuild-file)),) |
21 | include $(old-kbuild-file) |
22 | endif |
23 | |
24 | include scripts/Kbuild.include |
25 | |
26 | installdir := $(INSTALL_HDR_PATH)/$(subst uapi/,,$(_dst)) |
27 | |
28 | header-y := $(sort $(header-y)) |
29 | subdirs := $(patsubst %/,%,$(filter %/, $(header-y))) |
30 | header-y := $(filter-out %/, $(header-y)) |
31 | |
32 | # files used to track state of install/check |
33 | install-file := $(installdir)/.install |
34 | check-file := $(installdir)/.check |
35 | |
36 | # generic-y list all files an architecture uses from asm-generic |
37 | # Use this to build a list of headers which require a wrapper |
38 | wrapper-files := $(filter $(header-y), $(generic-y)) |
39 | |
40 | srcdir := $(srctree)/$(obj) |
41 | gendir := $(objtree)/$(gen) |
42 | |
43 | oldsrcdir := $(srctree)/$(subst /uapi,,$(obj)) |
44 | |
45 | # all headers files for this dir |
46 | header-y := $(filter-out $(generic-y), $(header-y)) |
47 | all-files := $(header-y) $(genhdr-y) $(wrapper-files) |
48 | output-files := $(addprefix $(installdir)/, $(all-files)) |
49 | |
50 | input-files1 := $(foreach hdr, $(header-y), \ |
51 | $(if $(wildcard $(srcdir)/$(hdr)), \ |
52 | $(wildcard $(srcdir)/$(hdr))) \ |
53 | ) |
54 | input-files1-name := $(notdir $(input-files1)) |
55 | input-files2 := $(foreach hdr, $(header-y), \ |
56 | $(if $(wildcard $(srcdir)/$(hdr)),, \ |
57 | $(if $(wildcard $(oldsrcdir)/$(hdr)), \ |
58 | $(wildcard $(oldsrcdir)/$(hdr)), \ |
59 | $(error Missing UAPI file $(srcdir)/$(hdr))) \ |
60 | )) |
61 | input-files2-name := $(notdir $(input-files2)) |
62 | input-files3 := $(foreach hdr, $(genhdr-y), \ |
63 | $(if $(wildcard $(gendir)/$(hdr)), \ |
64 | $(wildcard $(gendir)/$(hdr)), \ |
65 | $(error Missing generated UAPI file $(gendir)/$(hdr)) \ |
66 | )) |
67 | input-files3-name := $(notdir $(input-files3)) |
68 | |
69 | # Work out what needs to be removed |
70 | oldheaders := $(patsubst $(installdir)/%,%,$(wildcard $(installdir)/*.h)) |
71 | unwanted := $(filter-out $(all-files),$(oldheaders)) |
72 | |
73 | # Prefix unwanted with full paths to $(INSTALL_HDR_PATH) |
74 | unwanted-file := $(addprefix $(installdir)/, $(unwanted)) |
75 | |
76 | printdir = $(patsubst $(INSTALL_HDR_PATH)/%/,%,$(dir $@)) |
77 | |
78 | quiet_cmd_install = INSTALL $(printdir) ($(words $(all-files))\ |
79 | file$(if $(word 2, $(all-files)),s)) |
80 | cmd_install = \ |
81 | $(CONFIG_SHELL) $< $(installdir) $(srcdir) $(input-files1-name); \ |
82 | $(CONFIG_SHELL) $< $(installdir) $(oldsrcdir) $(input-files2-name); \ |
83 | $(CONFIG_SHELL) $< $(installdir) $(gendir) $(input-files3-name); \ |
84 | for F in $(wrapper-files); do \ |
85 | echo "\#include <asm-generic/$$F>" > $(installdir)/$$F; \ |
86 | done; \ |
87 | touch $@ |
88 | |
89 | quiet_cmd_remove = REMOVE $(unwanted) |
90 | cmd_remove = rm -f $(unwanted-file) |
91 | |
92 | quiet_cmd_check = CHECK $(printdir) ($(words $(all-files)) files) |
93 | # Headers list can be pretty long, xargs helps to avoid |
94 | # the "Argument list too long" error. |
95 | cmd_check = for f in $(all-files); do \ |
96 | echo "$(installdir)/$${f}"; done \ |
97 | | xargs \ |
98 | $(PERL) $< $(INSTALL_HDR_PATH)/include $(SRCARCH); \ |
99 | touch $@ |
100 | |
101 | PHONY += __headersinst __headerscheck |
102 | |
103 | ifndef HDRCHECK |
104 | # Rules for installing headers |
105 | __headersinst: $(subdirs) $(install-file) |
106 | @: |
107 | |
108 | targets += $(install-file) |
109 | $(install-file): scripts/headers_install.sh $(input-files1) $(input-files2) $(input-files3) FORCE |
110 | $(if $(unwanted),$(call cmd,remove),) |
111 | $(if $(wildcard $(dir $@)),,$(shell mkdir -p $(dir $@))) |
112 | $(call if_changed,install) |
113 | |
114 | else |
115 | __headerscheck: $(subdirs) $(check-file) |
116 | @: |
117 | |
118 | targets += $(check-file) |
119 | $(check-file): scripts/headers_check.pl $(output-files) FORCE |
120 | $(call if_changed,check) |
121 | |
122 | endif |
123 | |
124 | # Recursion |
125 | hdr-inst := -rR -f $(srctree)/scripts/Makefile.headersinst obj |
126 | .PHONY: $(subdirs) |
127 | $(subdirs): |
128 | $(Q)$(MAKE) $(hdr-inst)=$(obj)/$@ dst=$(_dst)/$@ |
129 | |
130 | targets := $(wildcard $(sort $(targets))) |
131 | cmd_files := $(wildcard \ |
132 | $(foreach f,$(targets),$(dir $(f)).$(notdir $(f)).cmd)) |
133 | |
134 | ifneq ($(cmd_files),) |
135 | include $(cmd_files) |
136 | endif |
137 | |
138 | .PHONY: $(PHONY) |
139 | PHONY += FORCE |
140 | FORCE: ; |
141 |
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