# 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/p7zip-project/p7zip/archive/v${BPM_PKG_VERSION}/p7zip-${BPM_PKG_VERSION}.tar.gz"
FILENAME="${DOWNLOAD##*/}"

# 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"

  cd "$BPM_SOURCE"
  # Disable manual page compression
  sed '/^gzip/d' -i install.sh

  # Security vulnerability fix
  sed -i '160a if(_buffer == nullptr || _size == _pos) return E_FAIL;' CPP/7zip/Common/StreamObjects.cpp
}

# The build function is executed in the source directory
# This function is used to compile the source code
build() {
  make all3
}

# The check function is executed in the source directory
# This function is used to run tests to verify the package has been compiled correctly
check() {
  make test
}

# The package function is executed in the source directory
# This function is used to move the compiled files into the output directory
package() {
  make DEST_HOME=/usr DEST_MAN=/usr/share/man DEST_DIR="$BPM_OUTPUT" install

  install -d "$BPM_OUTPUT"/usr/share/licenses/p7zip
  ln -s -t "$BPM_OUTPUT"/usr/share/licenses/p7zip/ /usr/share/doc/p7zip/DOC/{License.txt,unRarLicense.txt}
}