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Direktori : /usr/src/kernels/3.10.0-1160.81.1.el7.centos.plus.x86_64/scripts/
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Current File : //usr/src/kernels/3.10.0-1160.81.1.el7.centos.plus.x86_64/scripts/headers_install.sh

#!/bin/sh

if [ $# -lt 1 ]
then
	echo "Usage: headers_install.sh OUTDIR SRCDIR [FILES...]
	echo
	echo "Prepares kernel header files for use by user space, by removing"
	echo "all compiler.h definitions and #includes, removing any"
	echo "#ifdef __KERNEL__ sections, and putting __underscores__ around"
	echo "asm/inline/volatile keywords."
	echo
	echo "OUTDIR: directory to write each userspace header FILE to."
	echo "SRCDIR: source directory where files are picked."
	echo "FILES:  list of header files to operate on."

	exit 1
fi

# Grab arguments

OUTDIR="$1"
shift
SRCDIR="$1"
shift

# Iterate through files listed on command line

FILE=
trap 'rm -f "$OUTDIR/$FILE" "$OUTDIR/$FILE.sed"' EXIT
for i in "$@"
do
	FILE="$(basename "$i")"
	sed -r \
		-e 's/([ \t(])(__user|__force|__iomem)[ \t]/\1/g' \
		-e 's/__attribute_const__([ \t]|$)/\1/g' \
		-e 's@^#include <linux/compiler.h>@@' \
		-e 's/(^|[^a-zA-Z0-9])__packed([^a-zA-Z0-9_]|$)/\1__attribute__((packed))\2/g' \
		-e 's/(^|[ \t(])(inline|asm|volatile)([ \t(]|$)/\1__\2__\3/g' \
		-e 's@#(ifndef|define|endif[ \t]*/[*])[ \t]*_UAPI@#\1 @' \
		"$SRCDIR/$i" > "$OUTDIR/$FILE.sed" || exit 1
	scripts/unifdef -U__KERNEL__ -D__EXPORTED_HEADERS__ "$OUTDIR/$FILE.sed" \
		> "$OUTDIR/$FILE"
	[ $? -gt 1 ] && exit 1
	rm -f "$OUTDIR/$FILE.sed"
done
trap - EXIT

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