tools/perf/trace/beauty/mmap_flags.sh

   1 #!/bin/sh
   2 # SPDX-License-Identifier: LGPL-2.1
   3
   4 if [ $# -ne 3 ] ; then
   5         [ $# -eq 1 ] && hostarch=$1 || hostarch=`uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/`
   6         linux_header_dir=tools/include/uapi/linux
   7         header_dir=tools/include/uapi/asm-generic
   8         arch_header_dir=tools/arch/${hostarch}/include/uapi/asm
   9 else
  10         linux_header_dir=$1
  11         header_dir=$2
  12         arch_header_dir=$3
  13 fi
  14
  15 linux_mman=${linux_header_dir}/mman.h
  16 arch_mman=${arch_header_dir}/mman.h
  17
  18 # those in egrep -vw are flags, we want just the bits
  19
  20 printf "static const char *mmap_flags[] = {\n"
  21 regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+MAP_([[:alnum:]_]+)[[:space:]]+(0x[[:xdigit:]]+)[[:space:]]*.*'
  22 egrep -q $regex ${arch_mman} && \
  23 (egrep $regex ${arch_mman} | \
  24         sed -r "s/$regex/\2 \1/g"       | \
  25         xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n")
  26 egrep -q $regex ${linux_mman} && \
  27 (egrep $regex ${linux_mman} | \
  28         egrep -vw 'MAP_(UNINITIALIZED|TYPE|SHARED_VALIDATE)' | \
  29         sed -r "s/$regex/\2 \1/g"       | \
  30         xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n")
  31 ([ ! -f ${arch_mman} ] || egrep -q '#[[:space:]]*include[[:space:]]+<uapi/asm-generic/mman.*' ${arch_mman}) &&
  32 (egrep $regex ${header_dir}/mman-common.h | \
  33         egrep -vw 'MAP_(UNINITIALIZED|TYPE|SHARED_VALIDATE)' | \
  34         sed -r "s/$regex/\2 \1/g"       | \
  35         xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n")
  36 ([ ! -f ${arch_mman} ] || egrep -q '#[[:space:]]*include[[:space:]]+<uapi/asm-generic/mman.h>.*' ${arch_mman}) &&
  37 (egrep $regex ${header_dir}/mman.h | \
  38         sed -r "s/$regex/\2 \1/g"       | \
  39         xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n")
  40 printf "};\n"