OSCL-LXR

0001 #!/bin/sh
0002 # SPDX-License-Identifier: GPL-2.0
0003 #
0004 # Generate system call table for perf. Derived from
0005 # s390 script.
0006 #
0007 # Copyright IBM Corp. 2017
0008 # Author(s):  Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
0009 # Changed by: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
0010
0011 wordsize=$1
0012 SYSCALL_TBL=$2
0013
0014 if ! test -r $SYSCALL_TBL; then
0015         echo "Could not read input file" >&2
0016         exit 1
0017 fi
0018
0019 create_table()
0020 {
0021         local wordsize=$1
0022         local max_nr nr abi sc discard
0023         max_nr=-1
0024         nr=0
0025
0026         echo "static const char *syscalltbl_powerpc_${wordsize}[] = {"
0027         while read nr abi sc discard; do
0028                 if [ "$max_nr" -lt "$nr" ]; then
0029                         printf '\t[%d] = "%s",\n' $nr $sc
0030                         max_nr=$nr
0031                 fi
0032         done
0033         echo '};'
0034         echo "#define SYSCALLTBL_POWERPC_${wordsize}_MAX_ID $max_nr"
0035 }
0036
0037 grep -E "^[[:digit:]]+[[:space:]]+(common|spu|nospu|${wordsize})" $SYSCALL_TBL \
0038         |sort -k1 -n                                                           \
0039         |create_table ${wordsize}