diff options
Diffstat (limited to 'arch/xtensa/kernel/syscalls/syscallhdr.sh')
| -rw-r--r-- | arch/xtensa/kernel/syscalls/syscallhdr.sh | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/xtensa/kernel/syscalls/syscallhdr.sh b/arch/xtensa/kernel/syscalls/syscallhdr.sh new file mode 100644 index 000000000..eebfb8a8a --- /dev/null +++ b/arch/xtensa/kernel/syscalls/syscallhdr.sh @@ -0,0 +1,36 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 + +in="$1" +out="$2" +my_abis=`echo "($3)" | tr ',' '|'` +prefix="$4" +offset="$5" + +fileguard=_UAPI_ASM_XTENSA_`basename "$out" | sed \ + -e 'y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/' \ + -e 's/[^A-Z0-9_]/_/g' -e 's/__/_/g'` +grep -E "^[0-9A-Fa-fXx]+[[:space:]]+${my_abis}" "$in" | sort -n | ( + printf "#ifndef %s\n" "${fileguard}" + printf "#define %s\n" "${fileguard}" + printf "\n" + + nxt=0 + while read nr abi name entry ; do + if [ -z "$offset" ]; then + printf "#define __NR_%s%s\t%s\n" \ + "${prefix}" "${name}" "${nr}" + else + printf "#define __NR_%s%s\t(%s + %s)\n" \ + "${prefix}" "${name}" "${offset}" "${nr}" + fi + nxt=$((nr+1)) + done + + printf "\n" + printf "#ifdef __KERNEL__\n" + printf "#define __NR_syscalls\t%s\n" "${nxt}" + printf "#endif\n" + printf "\n" + printf "#endif /* %s */\n" "${fileguard}" +) > "$out" |