# 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

# The prepare function is executed in the root of the temp directory
# This function is used for putting downloaded files to the correct location or applying patches
prepare() {
  cd "$BPM_SOURCE"
  cp "$BPM_WORKDIR"/snappy.pc.in .
  patch -Np1 -i "$BPM_WORKDIR"/add-pkgconfig.patch
  patch -Np1 -i "$BPM_WORKDIR"/reenable-rtti.patch
  patch -Np1 -i "$BPM_WORKDIR"/use-system-gtest.patch
}

# The build function is executed in the source directory
# This function is used to compile the source code
build() {
  cmake -B build -DCMAKE_INSTALL_PREFIX=/usr \
                 -DCMAKE_CXX_STANDARD=23 \
                 -DBUILD_SHARED_LIBS=ON \
                 -DSNAPPY_BUILD_BENCHMARKS=OFF
  cmake --build build
}

# 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() {
  ctest --test-dir build
}

# The package function is executed in the source directory
# This function is used to move the compiled files into the output directory
package() {
  DESTDIR="$BPM_OUTPUT" cmake --install build

  # Install package license
  install -Dm644 "$BPM_SOURCE"/COPYING "$BPM_OUTPUT"/usr/share/licenses/snappy/COPYING
}