# Maintainer: Chris Billington <chrisjbillington@gmail.com>
_pkgname=linux-lts
_pkgver=5.15.17
_pkgrel=1
pkgbase="${_pkgname}-versioned-bin"
KERNNAME="${_pkgver}-${_pkgrel}-lts"
_versioned_pkgname="linux${_pkgver}-${_pkgrel}-lts"
pkgname=("${_pkgname}-versioned-bin"
         "${_pkgname}-versioned-headers-bin"
         "${_pkgname}-versioned-docs-bin"
         "${_versioned_pkgname}-bin"
         "${_versioned_pkgname}-headers-bin"
         "${_versioned_pkgname}-docs-bin")
pkgver=${_pkgver}
pkgrel=${_pkgrel}
pkgdesc="The LTS Linux kernel and modules | repackaged with a unique package name for each version"
url="https://www.kernel.org/"
arch=(x86_64)
license=(GPL2)
options=('!strip')

_kernpkg=${_pkgname}-${_pkgver}-${_pkgrel}-${arch}.pkg.tar.zst
_headerspkg=${_pkgname}-headers-${_pkgver}-${_pkgrel}-${arch}.pkg.tar.zst
_docspkg=${_pkgname}-docs-${_pkgver}-${_pkgrel}-${arch}.pkg.tar.zst

# See if the sources are available from our own mirror:
_kernsrc=$(pacman -Spdd "${_pkgname}" 2> /dev/null)
_headerssrc=$(pacman -Spdd "${_pkgname}-headers" 2> /dev/null)
_docssrc=$(pacman -Spdd "${_pkgname}-docs" 2> /dev/null)

# If not, then use the Arch Linux archive:
if [ "$(basename "${_kernsrc}" 2> /dev/null)" != "${_kernpkg}" ]; then
  _arch_archive=https://archive.archlinux.org/packages/.all
  _kernsrc=${_arch_archive}/${_kernpkg}
  _headerssrc=${_arch_archive}/${_headerspkg}
  _docssrc=${_arch_archive}/${_docspkg}
fi

source=("${_kernsrc}"
        "${_headerssrc}"
        "${_docssrc}")

noextract=("${source[@]##*/}")

sha256sums=('ffcd80a00126f5931faedf1a63663f1caf12c2959bbd75aa4676fbb9f73e03c8'
            '65452d24ca8702c76d6b88914258b8826982e69c5be8af63a977cef57d12e30d'
            'b732516496cd3be3873e8600aa0edd9442462e44daa4a7640b6092884ea5ceef')

package_linux-lts-versioned-bin() {
  pkgdesc="Dummy package depending on ${_versioned_pkgname}-bin"  
  depends=("${_versioned_pkgname}-bin")
  optdepends=('grub-hook: to run grub-mkconfig when kernels are added/removed')
}

package_linux-lts-versioned-headers-bin() {
  pkgdesc="Dummy package depending on ${_versioned_pkgname}-headers-bin"  
  depends=("${_versioned_pkgname}-headers-bin")
}

package_linux-lts-versioned-docs-bin() {
  pkgdesc="Dummy package depending on ${_versioned_pkgname}-docs-bin"  
  depends=("${_versioned_pkgname}-docs-bin")
}

package_linux5.15.17-1-lts-bin() {
  pkgdesc="The LTS Linux kernel and modules, version ${KERNNAME}"
  depends=(coreutils
           initramfs
           kmod)
  conflicts=("${_pkgname}")
  optdepends=('crda: to set the correct wireless channels of your country'
              'linux-firmware: firmware images needed for some devices')
  provides=(VIRTUALBOX-GUEST-MODULES
            WIREGUARD-MODULE)
  replaces=(wireguard-lts)
  tar -xf "${_kernpkg}" -C "${pkgdir}"
  rm "${pkgdir}"/{.MTREE,.BUILDINFO,.PKGINFO}
  sed -ic "s/${_pkgname}/${KERNNAME}/" "${pkgdir}/usr/lib/modules/${KERNNAME}/pkgbase"
}

package_linux5.15.17-1-lts-headers-bin() {
  pkgdesc="Headers and scripts for building modules for the LTS Linux kernel ${KERNNAME}"
  depends=(pahole)
  conflicts=("${_pkgname}-headers")
  tar -xf "${_headerspkg}" -C "${pkgdir}"
  rm "${pkgdir}"/{.MTREE,.BUILDINFO,.PKGINFO}
  mv "${pkgdir}/usr/src/"{"${_pkgname}","${_versioned_pkgname}"}
}

package_linux5.15.17-1-lts-docs-bin() {
  pkgdesc="Documentation for the LTS Linux kernel ${KERNNAME}"
  conflicts=("${_pkgname}-docs")
  tar -xf "${_docspkg}" -C "${pkgdir}"
  rm "${pkgdir}"/{.MTREE,.BUILDINFO,.PKGINFO}
  mv "${pkgdir}/usr/share/doc/"{"${_pkgname}","${_versioned_pkgname}"}
}