tools/perf/arch/s390/entry/syscalls/mksyscalltbl

   1 #!/bin/sh
   2 # SPDX-License-Identifier: GPL-2.0
   3 #
   4 # Generate system call table for perf
   5 #
   6 # Copyright IBM Corp. 2017, 2018
   7 # Author(s):  Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
   8 #
   9
  10 SYSCALL_TBL=$1
  11
  12 if ! test -r $SYSCALL_TBL; then
  13         echo "Could not read input file" >&2
  14         exit 1
  15 fi
  16
  17 create_table()
  18 {
  19         local max_nr nr abi sc discard
  20
  21         echo 'static const char *syscalltbl_s390_64[] = {'
  22         while read nr abi sc discard; do
  23                 printf '\t[%d] = "%s",\n' $nr $sc
  24                 max_nr=$nr
  25         done
  26         echo '};'
  27         echo "#define SYSCALLTBL_S390_64_MAX_ID $max_nr"
  28 }
  29
  30 grep -E "^[[:digit:]]+[[:space:]]+(common|64)" $SYSCALL_TBL     \
  31         |sort -k1 -n                                    \
  32         |create_table