live-bootstrap/steps/linux-headers-4.9.10/pass1.sh
fosslinux 6ed2e09f3a Remove the notion of "sys*"
- This idea originates from very early in the project and was, at the
  time, a very easy way to categorise things.
- Now, it doesn't really make much sense - it is fairly arbitary, often
  occuring when there is a change in kernel, but not from builder-hex0
  to fiwix, and sysb is in reality completely unnecessary.
- In short, the sys* stuff is a bit of a mess that makes the project
  more difficult to understand.
- This puts everything down into one folder and has a manifest file that
  is used to generate the build scripts on the fly rather than using
  coded scripts.
- This is created in the "seed" stage.

stage0-posix -- (calls) --> seed -- (generates) --> main steps

Alongside this change there are a variety of other smaller fixups to the
general structure of the live-bootstrap rootfs.

- Creating a rootfs has become much simpler and is defined as code in
  go.sh. The new structure, for an about-to-be booted system, is

/
-- /steps (direct copy of steps/)
-- /distfiles (direct copy of distfiles/)
-- all files from seed/*
-- all files from seed/stage0-posix/*

- There is no longer such a thing as /usr/include/musl, this didn't
  really make any sense, as musl is the final libc used. Rather, to
  separate musl and mes, we have /usr/include/mes, which is much easier
  to work with.
- This also makes mes easier to blow away later.
- A few things that weren't properly in packages have been changed;
  checksum-transcriber, simple-patch, kexec-fiwix have all been given
  fully qualified package names.
- Highly breaking change, scripts now exist in their package directory
  but NOT WITH THE packagename.sh. Rather, they use pass1.sh, pass2.sh,
  etc. This avoids manual definition of passes.
  - Ditto with patches; default directory is patches, but then any patch
    series specific to a pass are named patches-passX.
2023-12-15 21:43:19 +11:00

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# SPDX-FileCopyrightText: 2021-23 fosslinux <fosslinux@aussies.space>
# SPDX-FileCopyrightText: 2022 Andrius Štikonas <andrius@stikonas.eu>
#
# SPDX-License-Identifier: GPL-3.0-or-later
extract="linux-4.9.10/scripts linux-4.9.10/include linux-4.9.10/arch/x86/include linux-4.9.10/arch/x86/entry"
src_prepare() {
default
# Buggy headers/don't know how to account for
rm include/uapi/linux/pktcdvd.h \
include/uapi/linux/hw_breakpoint.h \
include/uapi/linux/eventpoll.h \
include/uapi/linux/atmdev.h \
include/uapi/asm-generic/fcntl.h \
arch/x86/include/uapi/asm/mman.h \
arch/x86/include/uapi/asm/auxvec.h
}
src_compile() {
gcc -o scripts/unifdef scripts/unifdef.c
}
src_install() {
base_dir="${PWD}"
# We "compile" the headers here because it is easier
for d in include/uapi arch/x86/include/uapi; do
cd "${d}"
find . -type d -exec mkdir "${DESTDIR}${PREFIX}/include/{}" -p \;
headers="$(find . -type f -name "*.h")"
cd "${base_dir}"
for h in ${headers}; do
path="$(dirname "${h}")"
scripts/headers_install.sh "${DESTDIR}${PREFIX}/include/${path}" "${d}/${path}" "$(basename "${h}")"
done
done
# Pick-and-choose asm-generic headers
for i in types ioctl termios termbits ioctls sockios socket param; do
cp "${DESTDIR}${PREFIX}/include/asm-generic/${i}.h" "${DESTDIR}${PREFIX}/include/asm/${i}.h"
done
# Generate asm/unistd_32.h
bash arch/x86/entry/syscalls/syscallhdr.sh \
arch/x86/entry/syscalls/syscall_32.tbl \
"${DESTDIR}${PREFIX}/include/asm/unistd_32.h" i386
# Generate linux/version.h
# Rules are from makefile
VERSION=4
PATCHLEVEL=9
SUBLEVEL=10
VERSION_CODE="$((VERSION * 65536 + PATCHLEVEL * 256 + SUBLEVEL))"
echo '#define LINUX_VERSION_CODE '"${VERSION_CODE}" \
> "${DESTDIR}${PREFIX}/include/linux/version.h"
echo '#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + ((c) > 255 ? 255 : (c)))' \
>> "${DESTDIR}${PREFIX}/include/linux/version.h"
# Clear up storage space
cd ../..
rm -rf build src
}