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#!/bin/sh
# Copyright (C) 2022-2024 Free Software Foundation, Inc.
#
# This file is part of GDB.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# Used to generate .xml.in files, like so:
#
# ./update-linux.sh amd64-linux.xml.in
# ./update-linux.sh i386-linux.xml.in -m32
if [ $# -lt 1 ]; then
echo "file argument needed"
exit 1
fi
f="$1"
shift
if [ ! -f "$f" ]; then
echo "cannot find $f"
exit 1
fi
startyear=2009
case "$f" in
*aarch64-linux.xml.in)
startyear=2015
;;
esac
year=$(date +%Y)
(
cat <<EOF
<?xml version="1.0"?>
<!-- Copyright (C) $startyear-$year Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved. -->
<!DOCTYPE feature SYSTEM "gdb-syscalls.dtd">
<!-- This file was generated using the following file:
<sys/syscall.h>
The file mentioned above belongs to the Linux Kernel. -->
EOF
echo '<syscalls_info>'
# There are __NR_ and __NR3264_ prefixed syscall numbers, handle them
# automatically in this script. Here are the examples of the two types:
#
# #define __NR_io_setup 0
# #define __NR3264_fcntl 25
echo '#include <asm/unistd.h>' \
| gcc -E - -dD "$@" \
| grep -E '#define (__NR_|__NR3264_)' \
| while read -r line; do
line=$(echo "$line" | awk '$2 ~ "__NR" && $3 !~ "__NR3264_" {
sub("^#define __NR(3264)?_", ""); print | "sort -k2 -n"}')
if [ -z "$line" ]; then
continue
fi
name=$(echo "$line" | awk '{print $1}')
nr=$(echo "$line" | awk '{print $2}')
echo " <syscall name=\"$name\" number=\"$nr\"/>"
done
echo '</syscalls_info>'
) > "$f"
|
