pkgname="glibc"
pkgver=2.40
sources=("glibc-2.40.tar.xz"
  "glibc-2.40-fhs-1.patch"
  "nsswitch.conf"
  "ld.so.conf"
  "tzdata2024a.tar.gz"
)
urls=("https://ftp.gnu.org/gnu/glibc/glibc-2.40.tar.xz"
  "https://www.linuxfromscratch.org/patches/lfs/12.2/glibc-2.40-fhs-1.patch"
  "https://gitea.phywyj.dynv6.net/wyj/LFS-PKGBUILDs/raw/branch/main/sys/glibc-2.40/nsswitch.conf"
  "https://gitea.phywyj.dynv6.net/wyj/LFS-PKGBUILDs/raw/branch/main/sys/glibc-2.40/ld.so.conf"
  "https://www.iana.org/time-zones/repository/releases/tzdata2024a.tar.gz"
)
md5sums=("b390feef233022114950317f10c4fa97"
  "9a5997c3452909b1769918c759eff8a2"
  "4caf37ca10aacf7f7bfabddf915e9d25"
  "79220f5a36182b7160e0cf567dc64129"
  "2349edd8335245525cc082f2755d5bf4"
)
license=(GPL-2.0-or-later LGPL-2.1-or-later)

src_prepare() {
  tar -xf ${DIST_DIR}/${pkgname}-${pkgver}/${sources[0]} --strip-components=1
  patch -Np1 -i "${DIST_DIR}/${pkgname}-${pkgver}/${sources[1]}"
}

src_build() {
  mkdir -pv build
  cd build
  echo "rootsbindir=/usr/sbin" > configparms
  ../configure --prefix=/usr                          \
             --disable-werror                         \
             --enable-kernel=4.19                     \
             --enable-stack-protector=strong          \
             --disable-nscd                           \
             libc_cv_slibdir=/usr/lib
  make
}

_skip_test() {
  test=${1}
  file=${2}
  sed -i "/\b${test} /d" "${srcdir}/${file}"
}

src_check() {
  _skip_test tst-lchmod io/Makefile
  make check
}

src_install() {
  cd "${srcdir}/build"
  install -d "${pkgdir}/etc"
  touch "${pkgdir}/etc/ld.so.conf"
  sed '/test-installation/s@$(PERL)@echo not running@' -i ../Makefile
  make DESTDIR="${pkgdir}" install
  sed '/RTLDLIST=/s@/usr@@g' -i "${pkgdir}/usr/bin/ldd"

  if [ ! -f /etc/nsswitch.conf ]; then
    install -m644 "${DIST_DIR}/${pkgname}-${pkgver}/nsswitch.conf" "${pkgdir}/etc/nsswitch.conf"
  fi

  tar -xf "${DIST_DIR}/${pkgname}-${pkgver}/tzdata2024a.tar.gz"
  ZONEINFO=${pkgdir}/usr/share/zoneinfo
  mkdir -pv $ZONEINFO/{posix,right}
  for tz in etcetera southamerica northamerica europe africa antarctica  \
          asia australasia backward; do
      zic -L /dev/null   -d $ZONEINFO       ${tz}
      zic -L /dev/null   -d $ZONEINFO/posix ${tz}
      zic -L leapseconds -d $ZONEINFO/right ${tz}
  done
  cp -v zone.tab zone1970.tab iso3166.tab $ZONEINFO
  zic -d $ZONEINFO -p America/New_York
  unset ZONEINFO

  if [ ! -f /etc/ld.so.conf ]; then
    install -m644 "${DIST_DIR}/${pkgname}-${pkgver}/ld.so.conf" "${pkgdir}/etc/ld.so.conf"
  fi
}

src_preinstall() {
  install -vm755 "${pkgdir}"/usr/lib/*.so.* /usr/lib
}