]>
Commit | Line | Data |
---|---|---|
8d730cfb DW |
1 | # ========================================================================== |
2 | # Installing headers | |
3 | # | |
4 | # header-y files will be installed verbatim | |
5 | # unifdef-y are the files where unifdef will be run before installing files | |
6 | # objhdr-y are generated files that will be installed verbatim | |
7 | # | |
8 | # ========================================================================== | |
9 | ||
07aea3a7 | 10 | UNIFDEF := scripts/unifdef -U__KERNEL__ |
8d730cfb DW |
11 | |
12 | # Eliminate the contents of (and inclusions of) compiler.h | |
13 | HDRSED := sed -e "s/ inline / __inline__ /g" \ | |
c0519037 MF |
14 | -e "s/[[:space:]]__user[[:space:]]\{1,\}/ /g" \ |
15 | -e "s/(__user[[:space:]]\{1,\}/ (/g" \ | |
16 | -e "s/[[:space:]]__force[[:space:]]\{1,\}/ /g" \ | |
17 | -e "s/(__force[[:space:]]\{1,\}/ (/g" \ | |
18 | -e "s/[[:space:]]__iomem[[:space:]]\{1,\}/ /g" \ | |
19 | -e "s/(__iomem[[:space:]]\{1,\}/ (/g" \ | |
20 | -e "s/[[:space:]]__attribute_const__[[:space:]]\{1,\}/\ /g" \ | |
8d730cfb DW |
21 | -e "s/[[:space:]]__attribute_const__$$//" \ |
22 | -e "/^\#include <linux\/compiler.h>/d" | |
23 | ||
24 | _dst := $(if $(dst),$(dst),$(obj)) | |
25 | ||
8d730cfb DW |
26 | ifeq (,$(patsubst include/asm/%,,$(obj)/)) |
27 | # For producing the generated stuff in include/asm for biarch builds, include | |
28 | # both sets of Kbuild files; we'll generate anything which is mentioned in | |
29 | # _either_ arch, and recurse into subdirectories which are mentioned in either | |
30 | # arch. Since some directories may exist in one but not the other, we must | |
de789125 | 31 | # use $(wildcard...). |
8d730cfb DW |
32 | GENASM := 1 |
33 | archasm := $(subst include/asm,asm-$(ARCH),$(obj)) | |
34 | altarchasm := $(subst include/asm,asm-$(ALTARCH),$(obj)) | |
de789125 | 35 | KBUILDFILES := $(wildcard $(srctree)/include/$(archasm)/Kbuild $(srctree)/include/$(altarchasm)/Kbuild) |
8d730cfb | 36 | else |
de789125 | 37 | KBUILDFILES := $(srctree)/$(obj)/Kbuild |
8d730cfb DW |
38 | endif |
39 | ||
de789125 DW |
40 | include $(KBUILDFILES) |
41 | ||
42 | include scripts/Kbuild.include | |
8d730cfb DW |
43 | |
44 | # If this is include/asm-$(ARCH) and there's no $(ALTARCH), then | |
45 | # override $(_dst) so that we install to include/asm directly. | |
de789125 DW |
46 | # Unless $(BIASMDIR) is set, in which case we're probably doing |
47 | # a 'headers_install_all' build and we should keep the -$(ARCH) | |
48 | # in the directory name. | |
49 | ifeq ($(obj)$(ALTARCH),include/asm-$(ARCH)$(BIASMDIR)) | |
8d730cfb DW |
50 | _dst := include/asm |
51 | endif | |
52 | ||
4e420aa9 | 53 | header-y := $(sort $(header-y) $(unifdef-y)) |
8d730cfb DW |
54 | subdir-y := $(patsubst %/,%,$(filter %/, $(header-y))) |
55 | header-y := $(filter-out %/, $(header-y)) | |
8d730cfb | 56 | |
de789125 | 57 | # stamp files for header checks |
4e420aa9 | 58 | check-y := $(patsubst %,.check.%,$(header-y) $(objhdr-y)) |
de789125 DW |
59 | |
60 | # Work out what needs to be removed | |
61 | oldheaders := $(patsubst $(INSTALL_HDR_PATH)/$(_dst)/%,%,$(wildcard $(INSTALL_HDR_PATH)/$(_dst)/*.h)) | |
4e420aa9 | 62 | unwanted := $(filter-out $(header-y) $(objhdr-y),$(oldheaders)) |
de789125 DW |
63 | |
64 | oldcheckstamps := $(patsubst $(INSTALL_HDR_PATH)/$(_dst)/%,%,$(wildcard $(INSTALL_HDR_PATH)/$(_dst)/.check.*.h)) | |
65 | unwanted += $(filter-out $(check-y),$(oldcheckstamps)) | |
66 | ||
67 | # Prefix them all with full paths to $(INSTALL_HDR_PATH) | |
68 | header-y := $(patsubst %,$(INSTALL_HDR_PATH)/$(_dst)/%,$(header-y)) | |
de789125 DW |
69 | objhdr-y := $(patsubst %,$(INSTALL_HDR_PATH)/$(_dst)/%,$(objhdr-y)) |
70 | check-y := $(patsubst %,$(INSTALL_HDR_PATH)/$(_dst)/%,$(check-y)) | |
71 | ||
72 | ||
8d730cfb DW |
73 | ifdef ALTARCH |
74 | ifeq ($(obj),include/asm-$(ARCH)) | |
75 | altarch-y := altarch-dir | |
76 | endif | |
77 | endif | |
78 | ||
79 | # Make the definitions visible for recursive make invocations | |
80 | export ALTARCH | |
81 | export ARCHDEF | |
82 | export ALTARCHDEF | |
83 | ||
de789125 DW |
84 | quiet_cmd_o_hdr_install = INSTALL $(patsubst $(INSTALL_HDR_PATH)/%,%,$@) |
85 | cmd_o_hdr_install = cp $(patsubst $(INSTALL_HDR_PATH)/$(_dst)/%,$(objtree)/$(obj)/%,$@) \ | |
86 | $(INSTALL_HDR_PATH)/$(_dst) | |
8d730cfb | 87 | |
de789125 DW |
88 | quiet_cmd_unifdef = UNIFDEF $(patsubst $(INSTALL_HDR_PATH)/%,%,$@) |
89 | cmd_unifdef = $(UNIFDEF) $(patsubst $(INSTALL_HDR_PATH)/$(_dst)/%,$(srctree)/$(obj)/%,$@) \ | |
90 | | $(HDRSED) > $@ || : | |
8d730cfb | 91 | |
de789125 | 92 | quiet_cmd_check = CHECK $(patsubst $(INSTALL_HDR_PATH)/$(_dst)/.check.%,$(_dst)/%,$@) |
4e776b1d | 93 | cmd_check = $(CONFIG_SHELL) $(srctree)/scripts/hdrcheck.sh \ |
de789125 DW |
94 | $(INSTALL_HDR_PATH)/include $(subst /.check.,/,$@) $@ |
95 | ||
96 | quiet_cmd_remove = REMOVE $(_dst)/$@ | |
97 | cmd_remove = rm -f $(INSTALL_HDR_PATH)/$(_dst)/$@ | |
68475359 | 98 | |
de789125 DW |
99 | quiet_cmd_mkdir = MKDIR $(patsubst $(INSTALL_HDR_PATH)/%,%,$@) |
100 | cmd_mkdir = mkdir -p $@ | |
8d730cfb | 101 | |
de789125 | 102 | quiet_cmd_gen = GEN $(patsubst $(INSTALL_HDR_PATH)/%,%,$@) |
8d730cfb | 103 | cmd_gen = \ |
0db19c41 | 104 | FNAME=$(patsubst $(INSTALL_HDR_PATH)/$(_dst)/%,%,$@); \ |
ec268be3 | 105 | STUBDEF=__ASM_STUB_`echo $$FNAME | tr a-z.- A-Z__`; \ |
8d730cfb DW |
106 | (echo "/* File autogenerated by 'make headers_install' */" ; \ |
107 | echo "\#ifndef $$STUBDEF" ; \ | |
108 | echo "\#define $$STUBDEF" ; \ | |
109 | echo "\# if $(ARCHDEF)" ; \ | |
de789125 DW |
110 | if [ -r $(subst /$(_dst)/,/include/$(archasm)/,$@) ]; then \ |
111 | echo "\# include <$(archasm)/$$FNAME>" ; \ | |
8d730cfb | 112 | else \ |
de789125 | 113 | echo "\# error $(archasm)/$$FNAME does not exist in" \ |
8d730cfb DW |
114 | "the $(ARCH) architecture" ; \ |
115 | fi ; \ | |
116 | echo "\# elif $(ALTARCHDEF)" ; \ | |
de789125 DW |
117 | if [ -r $(subst /$(_dst)/,/include/$(altarchasm)/,$@) ]; then \ |
118 | echo "\# include <$(altarchasm)/$$FNAME>" ; \ | |
8d730cfb | 119 | else \ |
de789125 | 120 | echo "\# error $(altarchasm)/$$FNAME does not exist in" \ |
8d730cfb DW |
121 | "the $(ALTARCH) architecture" ; \ |
122 | fi ; \ | |
123 | echo "\# else" ; \ | |
124 | echo "\# warning This machine appears to be" \ | |
125 | "neither $(ARCH) nor $(ALTARCH)." ; \ | |
126 | echo "\# endif" ; \ | |
127 | echo "\#endif /* $$STUBDEF */" ; \ | |
de789125 | 128 | ) > $@ |
8d730cfb | 129 | |
de789125 | 130 | .PHONY: __headersinst __headerscheck |
8d730cfb | 131 | |
68475359 | 132 | ifdef HDRCHECK |
de789125 DW |
133 | __headerscheck: $(subdir-y) $(check-y) |
134 | @true | |
135 | ||
136 | $(check-y) : $(INSTALL_HDR_PATH)/$(_dst)/.check.%.h : $(INSTALL_HDR_PATH)/$(_dst)/%.h | |
68475359 | 137 | $(call cmd,check) |
de789125 DW |
138 | |
139 | # Other dependencies for $(check-y) | |
df5f6311 | 140 | include /dev/null $(wildcard $(check-y)) |
de789125 DW |
141 | |
142 | # ... but leave $(check-y) as .PHONY for now until those deps are actually correct. | |
143 | .PHONY: $(check-y) | |
144 | ||
68475359 | 145 | else |
8d730cfb | 146 | # Rules for installing headers |
4e420aa9 | 147 | __headersinst: $(subdir-y) $(header-y) $(altarch-y) $(objhdr-y) |
de789125 | 148 | @true |
8d730cfb | 149 | |
4e420aa9 | 150 | $(objhdr-y) $(subdir-y) $(header-y): | $(INSTALL_HDR_PATH)/$(_dst) $(unwanted) |
8d730cfb | 151 | |
de789125 | 152 | $(INSTALL_HDR_PATH)/$(_dst): |
8d730cfb DW |
153 | $(call cmd,mkdir) |
154 | ||
de789125 DW |
155 | .PHONY: $(unwanted) |
156 | $(unwanted): | |
157 | $(call cmd,remove) | |
158 | ||
8d730cfb | 159 | ifdef GENASM |
4e420aa9 | 160 | $(objhdr-y) $(header-y): $(KBUILDFILES) |
8d730cfb DW |
161 | $(call cmd,gen) |
162 | ||
163 | else | |
4e420aa9 | 164 | $(objhdr-y): $(INSTALL_HDR_PATH)/$(_dst)/%.h: $(objtree)/$(obj)/%.h $(KBUILDFILES) |
8d730cfb DW |
165 | $(call cmd,o_hdr_install) |
166 | ||
4e420aa9 | 167 | $(header-y): $(INSTALL_HDR_PATH)/$(_dst)/%.h: $(srctree)/$(obj)/%.h $(KBUILDFILES) |
8d730cfb | 168 | $(call cmd,unifdef) |
4e420aa9 | 169 | |
8d730cfb | 170 | endif |
68475359 | 171 | endif |
8d730cfb DW |
172 | |
173 | hdrinst := -rR -f $(srctree)/scripts/Makefile.headersinst obj | |
174 | ||
175 | .PHONY: altarch-dir | |
b5122177 DW |
176 | # All the files in the normal arch dir must be created first, since we test |
177 | # for their existence. | |
4e420aa9 | 178 | altarch-dir: $(subdir-y) $(header-y) $(objhdr-y) |
8d730cfb | 179 | $(Q)$(MAKE) $(hdrinst)=include/asm-$(ALTARCH) dst=include/asm-$(ALTARCH) |
de789125 | 180 | $(Q)$(MAKE) $(hdrinst)=include/asm dst=include/asm$(BIASMDIR) |
8d730cfb DW |
181 | |
182 | # Recursion | |
de789125 | 183 | .PHONY: $(subdir-y) |
8d730cfb DW |
184 | $(subdir-y): |
185 | $(Q)$(MAKE) $(hdrinst)=$(obj)/$@ dst=$(_dst)/$@ rel=../$(rel) |