tools/perf/trace/beauty/mmap_prot.sh

   1 #!/bin/sh
   2 # SPDX-License-Identifier: LGPL-2.1
   3
   4 if [ $# -ne 2 ] ; then
   5         [ $# -eq 1 ] && hostarch=$1 || hostarch=`uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/`
   6         asm_header_dir=tools/include/uapi/asm-generic
   7         arch_header_dir=tools/arch/${hostarch}/include/uapi/asm
   8 else
   9         asm_header_dir=$1
  10         arch_header_dir=$2
  11 fi
  12
  13 common_mman=${asm_header_dir}/mman-common.h
  14 arch_mman=${arch_header_dir}/mman.h
  15
  16 prefix="PROT"
  17
  18 printf "static const char *mmap_prot[] = {\n"
  19 regex=`printf '^[[:space:]]*#[[:space:]]*define[[:space:]]+%s_([[:alnum:]_]+)[[:space:]]+(0x[[:xdigit:]]+)[[:space:]]*.*' ${prefix}`
  20 ([ ! -f ${arch_mman} ] || egrep -q '#[[:space:]]*include[[:space:]]+.*uapi/asm-generic/mman.*' ${arch_mman}) &&
  21 (egrep $regex ${common_mman} | \
  22         egrep -vw PROT_NONE | \
  23         sed -r "s/$regex/\2 \1 \1 \1 \2/g"      | \
  24         xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef ${prefix}_%s\n#define ${prefix}_%s %s\n#endif\n")
  25 [ -f ${arch_mman} ] && egrep -q $regex ${arch_mman} &&
  26 (egrep $regex ${arch_mman} | \
  27         egrep -vw PROT_NONE | \
  28         sed -r "s/$regex/\2 \1 \1 \1 \2/g"      | \
  29         xargs printf "\t[ilog2(%s) + 1] = \"%s\",\n#ifndef ${prefix}_%s\n#define ${prefix}_%s %s\n#endif\n")
  30 printf "};\n"