28 lines
1.1 KiB
Bash
28 lines
1.1 KiB
Bash
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#!/bin/sh
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# SPDX-License-Identifier: LGPL-2.1
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if [ $# -ne 1 ] ; then
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beauty_uapi_linux_dir=tools/perf/trace/beauty/include/uapi/linux/
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else
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beauty_uapi_linux_dir=$1
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fi
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linux_fcntl=${beauty_uapi_linux_dir}/fcntl.h
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printf "static const char *fs_at_flags[] = {\n"
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regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+AT_([^_]+[[:alnum:]_]+)[[:space:]]+(0x[[:xdigit:]]+)[[:space:]]*.*'
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# AT_EACCESS is only meaningful to faccessat, so we will special case it there...
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# AT_STATX_SYNC_TYPE is not a bit, its a mask of AT_STATX_SYNC_AS_STAT, AT_STATX_FORCE_SYNC and AT_STATX_DONT_SYNC
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# AT_HANDLE_FID, AT_HANDLE_MNT_ID_UNIQUE and AT_HANDLE_CONNECTABLE are reusing values and are valid only for name_to_handle_at()
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# AT_RENAME_NOREPLACE reuses 0x1 and is valid only for renameat2()
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grep -E $regex ${linux_fcntl} | \
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grep -v AT_EACCESS | \
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grep -v AT_STATX_SYNC_TYPE | \
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grep -v AT_HANDLE_FID | \
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grep -v AT_HANDLE_MNT_ID_UNIQUE | \
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grep -v AT_HANDLE_CONNECTABLE | \
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grep -v AT_RENAME_NOREPLACE | \
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sed -r "s/$regex/\2 \1/g" | \
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xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n"
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printf "};\n"
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