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-rw-r--r--Makefile14
-rw-r--r--arch/x86/include/asm/Kbuild4
-rw-r--r--arch/x86/syscalls/Makefile2
-rw-r--r--include/linux/Kbuild2
-rw-r--r--include/uapi/linux/Kbuild2
-rw-r--r--scripts/Makefile.headersinst45
-rw-r--r--scripts/headers_install.pl14
7 files changed, 49 insertions, 34 deletions
diff --git a/Makefile b/Makefile
index 1a5d315..86eb6ac 100644
--- a/Makefile
+++ b/Makefile
@@ -447,7 +447,7 @@ asm-generic:
# Detect when mixed targets is specified, and make a second invocation
# of make so .config is not included in this case either (for *config).
-version_h := include/generated/linux/version.h
+version_h := include/generated/uapi/linux/version.h
no-dot-config-targets := clean mrproper distclean \
cscope gtags TAGS tags help %docs check% coccicheck \
@@ -908,10 +908,10 @@ headers_install_all:
PHONY += headers_install
headers_install: __headers
- $(if $(wildcard $(srctree)/arch/$(hdr-arch)/include/asm/Kbuild),, \
- $(error Headers not exportable for the $(SRCARCH) architecture))
- $(Q)$(MAKE) $(hdr-inst)=include
- $(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/asm $(hdr-dst)
+ $(if $(wildcard $(srctree)/arch/$(hdr-arch)/include/uapi/asm/Kbuild),, \
+ $(error Headers not exportable for the $(SRCARCH) architecture))
+ $(Q)$(MAKE) $(hdr-inst)=include/uapi
+ $(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/uapi/asm $(hdr-dst)
PHONY += headers_check_all
headers_check_all: headers_install_all
@@ -919,8 +919,8 @@ headers_check_all: headers_install_all
PHONY += headers_check
headers_check: headers_install
- $(Q)$(MAKE) $(hdr-inst)=include HDRCHECK=1
- $(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/asm $(hdr-dst) HDRCHECK=1
+ $(Q)$(MAKE) $(hdr-inst)=include/uapi HDRCHECK=1
+ $(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/uapi/asm $(hdr-dst) HDRCHECK=1
# ---------------------------------------------------------------------------
# Modules
diff --git a/arch/x86/include/asm/Kbuild b/arch/x86/include/asm/Kbuild
index f9c0d3b..1595d68 100644
--- a/arch/x86/include/asm/Kbuild
+++ b/arch/x86/include/asm/Kbuild
@@ -22,7 +22,3 @@ header-y += sigcontext32.h
header-y += ucontext.h
header-y += vm86.h
header-y += vsyscall.h
-
-genhdr-y += unistd_32.h
-genhdr-y += unistd_64.h
-genhdr-y += unistd_x32.h
diff --git a/arch/x86/syscalls/Makefile b/arch/x86/syscalls/Makefile
index 174b032..f325af2 100644
--- a/arch/x86/syscalls/Makefile
+++ b/arch/x86/syscalls/Makefile
@@ -1,5 +1,5 @@
out := $(obj)/../include/generated/asm
-uapi := $(obj)/../include/generated/asm
+uapi := $(obj)/../include/generated/uapi/asm
# Create output directory if not already present
_dummy := $(shell [ -d '$(out)' ] || mkdir -p '$(out)') \
diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index 0236a3b..3f4c207 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -20,8 +20,6 @@ header-y += netfilter_ipv6/
header-y += usb/
header-y += wimax/
-genhdr-y += version.h
-
ifneq ($(wildcard $(srctree)/arch/$(SRCARCH)/include/asm/a.out.h \
$(srctree)/include/asm-$(SRCARCH)/a.out.h \
$(INSTALL_HDR_PATH)/include/asm-*/a.out.h),)
diff --git a/include/uapi/linux/Kbuild b/include/uapi/linux/Kbuild
index 13a9cf4..b0fd4d0 100644
--- a/include/uapi/linux/Kbuild
+++ b/include/uapi/linux/Kbuild
@@ -20,3 +20,5 @@ header-y += netfilter_ipv4/
header-y += netfilter_ipv6/
header-y += usb/
header-y += wimax/
+
+genhdr-y += version.h
diff --git a/scripts/Makefile.headersinst b/scripts/Makefile.headersinst
index 463b95a..06ba4a7 100644
--- a/scripts/Makefile.headersinst
+++ b/scripts/Makefile.headersinst
@@ -8,7 +8,7 @@
# ==========================================================================
# called may set destination dir (when installing to asm/)
-_dst := $(if $(dst),$(dst),$(obj))
+_dst := $(or $(destination-y),$(dst),$(obj))
# generated header directory
gen := $(if $(gen),$(gen),$(subst include/,include/generated/,$(obj)))
@@ -16,47 +16,64 @@ gen := $(if $(gen),$(gen),$(subst include/,include/generated/,$(obj)))
kbuild-file := $(srctree)/$(obj)/Kbuild
include $(kbuild-file)
-_dst := $(if $(destination-y),$(destination-y),$(_dst))
+old-kbuild-file := $(srctree)/$(subst uapi/,,$(obj))/Kbuild
+ifneq ($(wildcard $(old-kbuild-file)),)
+include $(old-kbuild-file)
+endif
include scripts/Kbuild.include
-install := $(INSTALL_HDR_PATH)/$(_dst)
+installdir := $(INSTALL_HDR_PATH)/$(subst uapi/,,$(_dst))
header-y := $(sort $(header-y))
subdirs := $(patsubst %/,%,$(filter %/, $(header-y)))
header-y := $(filter-out %/, $(header-y))
# files used to track state of install/check
-install-file := $(install)/.install
-check-file := $(install)/.check
+install-file := $(installdir)/.install
+check-file := $(installdir)/.check
# generic-y list all files an architecture uses from asm-generic
# Use this to build a list of headers which require a wrapper
wrapper-files := $(filter $(header-y), $(generic-y))
+srcdir := $(srctree)/$(obj)
+gendir := $(objtree)/$(gen)
+
+oldsrcdir := $(srctree)/$(subst /uapi,,$(obj))
+
# all headers files for this dir
header-y := $(filter-out $(generic-y), $(header-y))
all-files := $(header-y) $(genhdr-y) $(wrapper-files)
-input-files := $(addprefix $(srctree)/$(obj)/,$(header-y)) \
- $(addprefix $(objtree)/$(gen)/,$(genhdr-y))
-output-files := $(addprefix $(install)/, $(all-files))
+output-files := $(addprefix $(installdir)/, $(all-files))
+
+input-files := $(foreach hdr, $(header-y), \
+ $(or \
+ $(wildcard $(srcdir)/$(hdr)), \
+ $(wildcard $(oldsrcdir)/$(hdr)), \
+ $(error Missing UAPI file $(srcdir)/$(hdr)) \
+ )) \
+ $(foreach hdr, $(genhdr-y), \
+ $(or \
+ $(wildcard $(gendir)/$(hdr)), \
+ $(error Missing generated UAPI file $(gendir)/$(hdr)) \
+ ))
# Work out what needs to be removed
-oldheaders := $(patsubst $(install)/%,%,$(wildcard $(install)/*.h))
+oldheaders := $(patsubst $(installdir)/%,%,$(wildcard $(installdir)/*.h))
unwanted := $(filter-out $(all-files),$(oldheaders))
# Prefix unwanted with full paths to $(INSTALL_HDR_PATH)
-unwanted-file := $(addprefix $(install)/, $(unwanted))
+unwanted-file := $(addprefix $(installdir)/, $(unwanted))
printdir = $(patsubst $(INSTALL_HDR_PATH)/%/,%,$(dir $@))
quiet_cmd_install = INSTALL $(printdir) ($(words $(all-files))\
file$(if $(word 2, $(all-files)),s))
cmd_install = \
- $(PERL) $< $(srctree)/$(obj) $(install) $(SRCARCH) $(header-y); \
- $(PERL) $< $(objtree)/$(gen) $(install) $(SRCARCH) $(genhdr-y); \
+ $(PERL) $< $(installdir) $(SRCARCH) $(input-files); \
for F in $(wrapper-files); do \
- echo "\#include <asm-generic/$$F>" > $(install)/$$F; \
+ echo "\#include <asm-generic/$$F>" > $(installdir)/$$F; \
done; \
touch $@
@@ -67,7 +84,7 @@ quiet_cmd_check = CHECK $(printdir) ($(words $(all-files)) files)
# Headers list can be pretty long, xargs helps to avoid
# the "Argument list too long" error.
cmd_check = for f in $(all-files); do \
- echo "$(install)/$${f}"; done \
+ echo "$(installdir)/$${f}"; done \
| xargs \
$(PERL) $< $(INSTALL_HDR_PATH)/include $(SRCARCH); \
touch $@
diff --git a/scripts/headers_install.pl b/scripts/headers_install.pl
index 48462be..239d22d 100644
--- a/scripts/headers_install.pl
+++ b/scripts/headers_install.pl
@@ -4,8 +4,7 @@
# user space and copy the files to their destination.
#
# Usage: headers_install.pl readdir installdir arch [files...]
-# readdir: dir to open files
-# installdir: dir to install the files
+# installdir: dir to install the files to
# arch: current architecture
# arch is used to force a reinstallation when the arch
# changes because kbuild then detect a command line change.
@@ -18,15 +17,18 @@
use strict;
-my ($readdir, $installdir, $arch, @files) = @ARGV;
+my ($installdir, $arch, @files) = @ARGV;
my $unifdef = "scripts/unifdef -U__KERNEL__ -D__EXPORTED_HEADERS__";
-foreach my $file (@files) {
+foreach my $filename (@files) {
+ my $file = $filename;
+ $file =~ s!^.*/!!;
+
my $tmpfile = "$installdir/$file.tmp";
- open(my $in, '<', "$readdir/$file")
- or die "$readdir/$file: $!\n";
+ open(my $in, '<', $filename)
+ or die "$filename: $!\n";
open(my $out, '>', $tmpfile)
or die "$tmpfile: $!\n";
while (my $line = <$in>) {
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