mirror of
https://github.com/rd-stuffs/msm-4.14.git
synced 2025-02-20 11:45:48 +08:00
29921b0a8b
After the "Avoid multiple definitions of sigaction." change in bionic, we ought to modify our kernel headers to make sure that sigaction struct is not present in uapi headers. Change-Id: I9d668467a74aa2f5ea2e1ae15b6b6a5f546f47ff Signed-off-by: Cyber Knight <cyberknight755@gmail.com> Signed-off-by: Richard Raya <rdxzv.dev@gmail.com>
49 lines
1.4 KiB
Bash
Executable File
49 lines
1.4 KiB
Bash
Executable File
#!/bin/sh
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# SPDX-License-Identifier: GPL-2.0
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if [ $# -lt 2 ]
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then
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echo "Usage: headers_install.sh OUTDIR SRCDIR [FILES...]"
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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 "OUTDIR: directory to write each userspace header FILE to."
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echo "SRCDIR: source directory where files are picked."
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echo "FILES: list of header files to operate on."
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exit 1
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fi
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# Grab arguments
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OUTDIR="$1"
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shift
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SRCDIR="$1"
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shift
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# Iterate through files listed on command line
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FILE=
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trap 'rm -f "$OUTDIR/$FILE" "$OUTDIR/$FILE.sed"' EXIT
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for i in "$@"
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do
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FILE="$(basename "$i")"
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sed -r \
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-e 's/([ \t(])(__user|__force|__iomem)[ \t]/\1/g' \
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-e 's/__attribute_const__([ \t]|$)/\1/g' \
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-e 's@^#include <linux/compiler(|_types).h>@@' \
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-e 's/(^|[^a-zA-Z0-9])__packed([^a-zA-Z0-9_]|$)/\1__attribute__((packed))\2/g' \
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-e 's/(^|[ \t(])(inline|asm|volatile)([ \t(]|$)/\1__\2__\3/g' \
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-e 's@#(ifndef|define|endif[ \t]*/[*])[ \t]*_UAPI@#\1 @' \
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-e 's/struct sigaction/struct __kernel_sigaction/g' \
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"$SRCDIR/$i" > "$OUTDIR/$FILE.sed" || exit 1
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scripts/unifdef -U__KERNEL__ -D__EXPORTED_HEADERS__ "$OUTDIR/$FILE.sed" \
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> "$OUTDIR/$FILE"
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[ $? -gt 1 ] && exit 1
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rm -f "$OUTDIR/$FILE.sed"
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done
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trap - EXIT
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