# This is the source.sh script. It is executed by BPM in a temporary directory when compiling a source package
# BPM Expects the source code to be extracted into the automatically created 'source' directory which can be accessed using $BPM_SOURCE
# BPM Expects the output files to be present in the automatically created 'output' directory which can be accessed using $BPM_OUTPUT

DOWNLOAD="https://github.com/uutils/coreutils/archive/refs/tags/${BPM_PKG_VERSION}.tar.gz"
FILENAME="${DOWNLOAD##*/}"

SKIPPED_UTILS="hostname kill more uptime"

# The prepare function is executed in the root of the temp directory
# This function is used for downloading files and putting them into the correct location
prepare() {
  wget "$DOWNLOAD"
  tar -xvf "$FILENAME" --strip-components=1 -C "$BPM_SOURCE"
}

# The build function is executed in the source directory
# This function is used to compile the source code
build() {
  # Apply patch to add stty to makefile
  patch GNUmakefile < "$BPM_WORKDIR"/add_stty_to_makefile.patch

  make PREFIX=/usr MANDIR=/share/man/man1 PROFILE=release SKIP_UTILS="$SKIPPED_UTILS"
}

# The package function is executed in the source directory
# This function is used to move the compiled files into the output directory
package() {
  make PREFIX=/usr MANDIR=/share/man/man1 MULTICALL=y SKIP_UTILS="$SKIPPED_UTILS" DESTDIR="$BPM_OUTPUT" install

  # Add symlinks to missing binaries
  local binaries=(
    "b2sum" "b3sum" "md5sum" "sha1sum" "sha224sum"
    "sha256sum" "sha3-224sum" "sha3-256sum" "sha3-384sum" "sha3-512sum"
    "sha384sum" "sha3sum" "sha512sum" "shake128sum" "shake256sum"
  )
  for bin in "${binaries[@]}"; do
    ln -s coreutils "$BPM_OUTPUT"/usr/bin/"$bin"
  done

  install -Dm644 LICENSE "$BPM_OUTPUT"/usr/share/licenses/uutils-coreutils/LICENSE
}