gdb/syscalls/update-linux-defaults.sh

   1 #!/bin/sh
   2
   3 # Copyright (C) 2023-2024 Free Software Foundation, Inc.
   4 #
   5 # This file is part of GDB.
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 3 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19
  20 # Used to generate linux-defaults.xml.in, like so:
  21 # $ ./update-linux-defaults.sh ~/strace.git
  22
  23 if [ $# -lt 1 ]; then
  24     echo "dir argument needed"
  25     exit 1
  26 fi
  27
  28 d="$1"
  29 shift
  30
  31 if [ ! -d "$d" ]; then
  32     echo "cannot find $d"
  33     exit 1
  34 fi
  35
  36 pre ()
  37 {
  38     year=$(date +%Y)
  39
  40     cat <<EOF
  41 <?xml version="1.0"?>
  42 <!-- Copyright (C) 2009-$year Free Software Foundation, Inc.
  43
  44      Copying and distribution of this file, with or without modification,
  45      are permitted in any medium without royalty provided the copyright
  46      notice and this notice are preserved.  -->
  47
  48 <!-- This file was generated using the sources from strace.  -->
  49 EOF
  50
  51     echo '<syscalls_defaults>'
  52 }
  53
  54
  55 post ()
  56 {
  57     echo '</syscalls_defaults>'
  58 }
  59
  60 generate ()
  61 {
  62     pre
  63
  64     grep -rn -E "T[A-Z][,|]" "$d/src/linux/" \
  65         | sed -e 's/\(T[A-Z][,|].*\)/\x03&/' -e 's/.*\x03//' \
  66               -e 's/,[ \t]*SEN[ \t]*(/, SEN(/g' \
  67         | grep ", SEN(" \
  68         | sed -e 's/\(.*\"\).*/\1/g' \
  69               -e 's/#64\"/\"/g' \
  70         | awk '{print $3 " " $1}' \
  71         | sort -u \
  72         | sed -e 's/|/,/g' \
  73               -e 's/TD,/descriptor,/g' \
  74               -e 's/TF,/file,/g' \
  75               -e 's/TI,/ipc,/g' \
  76               -e 's/TM,/memory,/g' \
  77               -e 's/TN,/network,/g' \
  78               -e 's/TP,/process,/g' \
  79               -e 's/TS,/signal,/g' \
  80               -e 's/[A-Z]\+,//g' \
  81         | grep -v '" $' \
  82         | sed 's/,$//g' \
  83         | awk "{printf \"  <syscall name=%s groups=\\\"%s\\\"/>\n\", \$1, \$2}"
  84
  85     post
  86 }
  87
  88 f=linux-defaults.xml.in
  89
  90 echo "Generating $f"
  91 generate > "$f"