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linux-7.2.3/tools/perf/trace/beauty/mmap_flags.sh

@@ -0,0 +1,43 @@
+#!/bin/sh
+# SPDX-License-Identifier: LGPL-2.1
+
+if [ $# -ne 3 ] ; then
+	[ $# -eq 1 ] && hostarch=$1 || hostarch=`uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/`
+	linux_header_dir=tools/include/uapi/linux
+	header_dir=tools/include/uapi/asm-generic
+	arch_header_dir=tools/arch/${hostarch}/include/uapi/asm
+else
+	linux_header_dir=$1
+	header_dir=$2
+	arch_header_dir=$3
+fi
+
+linux_mman=${linux_header_dir}/mman.h
+arch_mman=${arch_header_dir}/mman.h
+
+# those in grep -E -vw are flags, we want just the bits
+
+printf "static const char *mmap_flags[] = {\n"
+regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+MAP_([[:alnum:]_]+)[[:space:]]+(0x[[:xdigit:]]+)[[:space:]]*.*'
+test -f ${arch_mman} && \
+grep -E -q $regex ${arch_mman} && \
+(grep -E $regex ${arch_mman} | \
+	sed -r "s/$regex/\2 \1 \1 \1 \2/g"	| \
+	xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef MAP_%s\n#define MAP_%s %s\n#endif\n")
+grep -E -q $regex ${linux_mman} && \
+(grep -E $regex ${linux_mman} | \
+	grep -E -vw 'MAP_(UNINITIALIZED|TYPE|SHARED_VALIDATE)' | \
+	sed -r "s/$regex/\2 \1 \1 \1 \2/g" | \
+	xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef MAP_%s\n#define MAP_%s %s\n#endif\n")
+( ! test -f ${arch_mman} || \
+grep -E -q '#[[:space:]]*include[[:space:]]+.*uapi/asm-generic/mman.*' ${arch_mman}) &&
+(grep -E $regex ${header_dir}/mman-common.h | \
+	grep -E -vw 'MAP_(UNINITIALIZED|TYPE|SHARED_VALIDATE)' | \
+	sed -r "s/$regex/\2 \1 \1 \1 \2/g"	| \
+	xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef MAP_%s\n#define MAP_%s %s\n#endif\n")
+( ! test -f ${arch_mman} || \
+grep -E -q '#[[:space:]]*include[[:space:]]+.*uapi/asm-generic/mman.h>.*' ${arch_mman}) &&
+(grep -E $regex ${header_dir}/mman.h | \
+	sed -r "s/$regex/\2 \1 \1 \1 \2/g"	| \
+	xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef MAP_%s\n#define MAP_%s %s\n#endif\n")
+printf "};\n"