gdb/syscalls/update-linux-from-src.sh

   1 #!/bin/sh
   2
   3 # Copyright (C) 2022-2024 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 .xml.in files, like so:
  21 # $ ./update-linux-from-src.sh ~/linux-stable.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     f="$1"
  39
  40     year=$(date +%Y)
  41
  42     cat <<EOF
  43 <?xml version="1.0"?>
  44 <!-- Copyright (C) $start_date-$year Free Software Foundation, Inc.
  45
  46      Copying and distribution of this file, with or without modification,
  47      are permitted in any medium without royalty provided the copyright
  48      notice and this notice are preserved.  -->
  49
  50 <!DOCTYPE feature SYSTEM "gdb-syscalls.dtd">
  51
  52 <!-- This file was generated using the following file:
  53
  54      $f
  55
  56      The file mentioned above belongs to the Linux Kernel.  -->
  57
  58
  59 EOF
  60
  61     echo '<syscalls_info>'
  62 }
  63
  64
  65 post ()
  66 {
  67     echo '</syscalls_info>'
  68 }
  69
  70 one ()
  71 {
  72     f="$1"
  73     abi="$2"
  74     start_date="$3"
  75     offset="$4"
  76
  77     pre "$f" "$start_date"
  78
  79     grep -v "^#" "$d/$f" \
  80         | awk '{print $2, $3, $1}' \
  81         | grep -E "^$abi" \
  82         | grep -E -v " (reserved|unused)[0-9]+ " \
  83         | awk "{printf \"  <syscall name=\\\"%s\\\" number=\\\"%s\\\"/>\n\", \$2, \$3 + $offset}"
  84
  85     post
  86 }
  87
  88 for f in *.in; do
  89     start_date=2009
  90     offset=0
  91
  92     case $f in
  93         amd64-linux.xml.in)
  94             t="arch/x86/entry/syscalls/syscall_64.tbl"
  95             abi="(common|64)"
  96             ;;
  97         i386-linux.xml.in)
  98             t="arch/x86/entry/syscalls/syscall_32.tbl"
  99             abi=i386
 100             ;;
 101         ppc64-linux.xml.in)
 102             t="arch/powerpc/kernel/syscalls/syscall.tbl"
 103             abi="(common|64|nospu)"
 104             ;;
 105         ppc-linux.xml.in)
 106             t="arch/powerpc/kernel/syscalls/syscall.tbl"
 107             abi="(common|32|nospu)"
 108             ;;
 109         s390-linux.xml.in)
 110             t="arch/s390/kernel/syscalls/syscall.tbl"
 111             abi="(common|32)"
 112             ;;
 113         s390x-linux.xml.in)
 114             t="arch/s390/kernel/syscalls/syscall.tbl"
 115             abi="(common|64)"
 116             ;;
 117         sparc64-linux.xml.in)
 118             t="arch/sparc/kernel/syscalls/syscall.tbl"
 119             abi="(common|64)"
 120             start_date="2010"
 121             ;;
 122         sparc-linux.xml.in)
 123             t="arch/sparc/kernel/syscalls/syscall.tbl"
 124             abi="(common|32)"
 125             start_date="2010"
 126             ;;
 127         mips-n32-linux.xml.in)
 128             t="arch/mips/kernel/syscalls/syscall_n32.tbl"
 129             abi="n32"
 130             start_date="2011"
 131             offset=6000
 132             ;;
 133         mips-n64-linux.xml.in)
 134             t="arch/mips/kernel/syscalls/syscall_n64.tbl"
 135             abi="n64"
 136             start_date="2011"
 137             offset=5000
 138             ;;
 139         mips-o32-linux.xml.in)
 140             t="arch/mips/kernel/syscalls/syscall_o32.tbl"
 141             abi="o32"
 142             start_date="2011"
 143             offset=4000
 144             ;;
 145         bfin-linux.xml.in)
 146             echo "Skipping $f, no longer supported"
 147             continue
 148             ;;
 149         aarch64-linux.xml.in)
 150             echo "Skipping $f, no syscall.tbl"
 151             continue
 152             ;;
 153         arm-linux.xml.in)
 154             echo "Skipping $f, use arm-linux.py instead"
 155             continue
 156             ;;
 157         linux-defaults.xml.in)
 158             continue
 159             ;;
 160         *)
 161             echo "Don't know how to generate $f"
 162             continue
 163             ;;
 164     esac
 165
 166     echo "Generating $f"
 167     one "$t" "$abi" "$start_date" "$offset" > "$f"
 168
 169 done