summaryrefslogtreecommitdiffstats
path: root/arch/xtensa/kernel/syscalls/syscallhdr.sh
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 10:05:51 +0000
commit5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch)
treea94efe259b9009378be6d90eb30d2b019d95c194 /arch/xtensa/kernel/syscalls/syscallhdr.sh
parentInitial commit. (diff)
downloadlinux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz
linux-430c2fc249ea5c0536abd21c23382884005c9093.zip
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/xtensa/kernel/syscalls/syscallhdr.sh')
-rw-r--r--arch/xtensa/kernel/syscalls/syscallhdr.sh36
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"