mirror of
https://github.com/bminor/binutils-gdb.git
synced 2025-12-05 15:15:42 +00:00
d01e823438
This updates the copyright headers to include 2025. I did this by running gdb/copyright.py and then manually modifying a few files as noted by the script. Approved-By: Eli Zaretskii <eliz@gnu.org>
364 lines
6.7 KiB
Bash
Executable File
364 lines
6.7 KiB
Bash
Executable File
#!/bin/bash
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# Copyright (C) 2022-2025 Free Software Foundation, Inc.
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#
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# This file is part of GDB.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Used to generate .xml.in files, like so:
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# $ ./update-linux-from-src.sh ~/linux-stable.git
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pwd=$(pwd -P)
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parse_args ()
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{
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if [ $# -lt 1 ]; then
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echo "dir argument needed"
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exit 1
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fi
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d="$1"
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shift
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if [ ! -d "$d" ]; then
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echo "cannot find $d"
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exit 1
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fi
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}
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gen_from_kernel_headers ()
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{
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local f
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f="$1"
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local arch
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arch="$2"
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echo "Generating $f"
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local tmpdir
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tmpdir=$(mktemp -d)
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trap 'rm -Rf $tmpdir/*' EXIT
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local build
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build="$tmpdir"/build
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local install
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install="$tmpdir"/install
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local usr
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usr="$install"/usr
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local include
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include="$usr"/include
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mkdir -p "$build" "$usr"
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(
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cd "$build" || exit 1
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make \
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-f "$d"/Makefile \
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ARCH="$arch" \
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INSTALL_HDR_PATH="$usr" \
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headers_install \
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> "$build"/header_install.log \
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2>&1
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"$pwd"/update-linux.sh \
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"$pwd"/"$f" \
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-nostdinc \
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-isystem "$include"
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)
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trap '' EXIT
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rm -Rf "$tmpdir"
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}
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pre ()
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{
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local f
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f="$1"
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local start_date
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start_date="$2"
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local h
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h="$3"
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local prefix
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prefix=" "
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if [ "$h" != "" ]; then
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file_files="files"
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belong_belongs="belong"
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files=$(echo -e "$prefix$f\n$prefix$h")
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else
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file_files="file"
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belong_belongs="belongs"
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files="$prefix$f"
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fi
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local year
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year=$(date +%Y)
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cat <<EOF
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<?xml version="1.0"?>
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<!-- Copyright (C) $start_date-$year Free Software Foundation, Inc.
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Copying and distribution of this file, with or without modification,
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are permitted in any medium without royalty provided the copyright
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notice and this notice are preserved. -->
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<!DOCTYPE feature SYSTEM "gdb-syscalls.dtd">
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<!-- This file was generated using the following $file_files:
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$files
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The $file_files mentioned above $belong_belongs to the Linux Kernel. -->
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EOF
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echo '<syscalls_info>'
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}
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post ()
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{
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echo '</syscalls_info>'
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}
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one ()
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{
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local f
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f="$1"
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local select_abis
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select_abis="$2"
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local start_date
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start_date="$3"
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local offset
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offset="$4"
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local h
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h="$5"
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tmp=$(mktemp)
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trap 'rm -f $tmp' EXIT
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pre "$f" "$start_date" "$h"
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# Print out num, abi, name.
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grep -v "^#" "$d/$f" \
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| awk '{print $1, $2, $3}' \
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> "$tmp"
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local decimal
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decimal="[0-9][0-9]*"
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# Print out num, "removed", name.
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grep -E "^# $decimal was sys_*" "$d/$f" \
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| awk '{print $2, "removed", gensub("^sys_", "", 1, $4)}' \
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>> "$tmp"
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case $h in
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arch/arm/include/uapi/asm/unistd.h)
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grep '#define __ARM_NR_[a-z].*__ARM_NR_BASE\+' "$d/$h" \
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| sed 's/#define //;s/__ARM_NR_BASE+//;s/[()]//g;s/__ARM_NR_/ARM_/' \
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| awk '{print $2 + 0x0f0000, "private", $1}' \
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>> "$tmp"
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;;
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esac
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local nums
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declare -a nums
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local abis
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declare -a abis
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local names
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declare -a names
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local name_exists
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declare -A name_exists
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local i
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i=0
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local _num
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local _abi
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local _name
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while read -r -a line; do
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_num="${line[0]}"
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_abi="${line[1]}"
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_name="${line[2]}"
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local found
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found=false
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for a in $select_abis; do
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if [ "$a" = "$_abi" ]; then
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found=true
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break
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fi
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done
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if ! $found; then
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continue
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fi
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if [ "${_name/reserved+([0-9])/}" = "" ]; then
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continue
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fi
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if [ "${_name/unused+([0-9])/}" = "" ]; then
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continue
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fi
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nums[i]="$_num"
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abis[i]="$_abi"
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names[i]="$_name"
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if [ "$_abi" != "removed" ]; then
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name_exists[$_name]=1
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fi
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i=$((i + 1))
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done < <(sort -V "$tmp")
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local n
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n=$i
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for ((i = 0 ; i < n ; i++)); do
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_name=${names[$i]}
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_abi=${abis[$i]}
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_num=$((${nums[$i]} + offset))
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if [ "$_abi" = "removed" ] && [ "${name_exists[$_name]}" = 1 ]; then
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_name=old$_name
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fi
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echo -n " <syscall name=\"$_name\" number=\"$_num\"/>"
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if [ "$_abi" = "removed" ]; then
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echo " <!-- removed -->"
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else
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echo
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fi
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done
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post
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}
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regen ()
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{
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local f
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f="$1"
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local start_date
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start_date=2009
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local offset
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offset=0
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local h
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h=
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local t
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local abi
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case $f in
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amd64-linux.xml.in)
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t="arch/x86/entry/syscalls/syscall_64.tbl"
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abi="common 64"
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;;
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i386-linux.xml.in)
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t="arch/x86/entry/syscalls/syscall_32.tbl"
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abi=i386
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;;
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ppc64-linux.xml.in)
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t="arch/powerpc/kernel/syscalls/syscall.tbl"
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abi="common 64 nospu"
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;;
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ppc-linux.xml.in)
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t="arch/powerpc/kernel/syscalls/syscall.tbl"
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abi="common 32 nospu"
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;;
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s390-linux.xml.in)
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t="arch/s390/kernel/syscalls/syscall.tbl"
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abi="common 32"
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;;
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s390x-linux.xml.in)
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t="arch/s390/kernel/syscalls/syscall.tbl"
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abi="common 64"
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;;
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sparc64-linux.xml.in)
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t="arch/sparc/kernel/syscalls/syscall.tbl"
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abi="common 64"
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start_date="2010"
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;;
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sparc-linux.xml.in)
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t="arch/sparc/kernel/syscalls/syscall.tbl"
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abi="common 32"
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start_date="2010"
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;;
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mips-n32-linux.xml.in)
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t="arch/mips/kernel/syscalls/syscall_n32.tbl"
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abi="n32"
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start_date="2011"
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offset=6000
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;;
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mips-n64-linux.xml.in)
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t="arch/mips/kernel/syscalls/syscall_n64.tbl"
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abi="n64"
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start_date="2011"
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offset=5000
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;;
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mips-o32-linux.xml.in)
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t="arch/mips/kernel/syscalls/syscall_o32.tbl"
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abi="o32"
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start_date="2011"
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offset=4000
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;;
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bfin-linux.xml.in)
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echo "Skipping $f, no longer supported"
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return
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;;
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aarch64-linux.xml.in)
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# No syscall.tbl.
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gen_from_kernel_headers "$f" arm64
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return
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;;
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arm-linux.xml.in)
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t="arch/arm/tools/syscall.tbl"
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h="arch/arm/include/uapi/asm/unistd.h"
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abi="common eabi oabi removed private"
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;;
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loongarch-linux.xml.in)
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echo "Skipping $f, no syscall.tbl"
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return
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;;
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linux-defaults.xml.in)
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return
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;;
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*)
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echo "Don't know how to generate $f"
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return
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;;
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esac
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echo "Generating $f"
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one "$t" "$abi" "$start_date" "$offset" "$h" > "$f"
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}
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main ()
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{
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shopt -s extglob
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# Set global d.
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parse_args "$@"
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local f
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for f in *.xml.in; do
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regen "$f"
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done
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}
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main "$@"
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