arch/x86/entry/syscalls/syscallhdr.sh

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3
   4 in="$1"
   5 out="$2"
   6 my_abis=`echo "($3)" | tr ',' '|'`
   7 prefix="$4"
   8 offset="$5"
   9
  10 fileguard=_ASM_X86_`basename "$out" | sed \
  11     -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' \
  12     -e 's/[^A-Z0-9_]/_/g' -e 's/__/_/g'`
  13 grep -E "^[0-9A-Fa-fXx]+[[:space:]]+${my_abis}" "$in" | sort -n | (
  14     echo "#ifndef ${fileguard}"
  15     echo "#define ${fileguard} 1"
  16     echo ""
  17
  18     while read nr abi name entry ; do
  19         if [ -z "$offset" ]; then
  20             echo "#define __NR_${prefix}${name} $nr"
  21         else
  22             echo "#define __NR_${prefix}${name} ($offset + $nr)"
  23         fi
  24     done
  25
  26     echo ""
  27     echo "#endif /* ${fileguard} */"
  28 ) > "$out"