forked from mirrors/linux
555187a879
Now that headers_install.sh is invoked per file, remove the for-loop in the shell script. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
39 lines
1.1 KiB
Bash
Executable file
39 lines
1.1 KiB
Bash
Executable file
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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if [ $# -ne 2 ]
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then
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echo "Usage: headers_install.sh INFILE OUTFILE"
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echo
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echo "Prepares kernel header files for use by user space, by removing"
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echo "all compiler.h definitions and #includes, removing any"
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echo "#ifdef __KERNEL__ sections, and putting __underscores__ around"
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echo "asm/inline/volatile keywords."
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echo
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echo "INFILE: header file to operate on"
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echo "OUTFILE: output file which the processed header is writen to"
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exit 1
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fi
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# Grab arguments
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INFILE=$1
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OUTFILE=$2
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TMPFILE=$OUTFILE.tmp
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trap 'rm -f $OUTFILE $TMPFILE' EXIT
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sed -E -e '
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s/([[:space:](])(__user|__force|__iomem)[[:space:]]/\1/g
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s/__attribute_const__([[:space:]]|$)/\1/g
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s@^#include <linux/compiler(|_types).h>@@
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s/(^|[^a-zA-Z0-9])__packed([^a-zA-Z0-9_]|$)/\1__attribute__((packed))\2/g
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s/(^|[[:space:](])(inline|asm|volatile)([[:space:](]|$)/\1__\2__\3/g
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s@#(ifndef|define|endif[[:space:]]*/[*])[[:space:]]*_UAPI@#\1 @
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' $INFILE > $TMPFILE || exit 1
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scripts/unifdef -U__KERNEL__ -D__EXPORTED_HEADERS__ $TMPFILE > $OUTFILE
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[ $? -gt 1 ] && exit 1
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rm -f $TMPFILE
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trap - EXIT
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