#!/bin/sh -e

for patch in *.patch; do
    patch -p1 < "$patch"
done

# Fix 'python2' shebangs.
find . -type f -name \*.py -exec sed -i '1s|python$|&2|' {} \;

# Use 'gcc' instead of 'clang'.
export CC=gcc CXX=g++ LD=g++ AR=ar
export PATH=$PWD/fix-python-bin:$PATH

# Make a temporary script to cause 'python' to resolve to python 2 and not 3.
mkdir -p fix-python-bin
cat << EOF > ./fix-python-bin/python
#!/bin/sh
exec python2 "\$@"
EOF
chmod +x ./fix-python-bin/python

# Use system nodejs.
mkdir -p third_party/node/linux/node-linux-x64/bin
ln -s /usr/bin/node third_party/node/linux/node-linux-x64/bin/

# Use system libraries.
for dep in ffmpeg fontconfig harfbuzz-ng libdrm libevent libjpeg \
           libpng libwebp libxml libxslt opus re2 snappy yasm; do
    find . -type f -path "*third_party/$dep/*" \
        \! -path "*third_party/$dep/chromium/*" \
        \! -path "*third_party/$dep/google/*" \
        \! -path './base/third_party/icu/*' \
        \! -path './third_party/pdfium/third_party/freetype/include/pstables.h' \
        \! -path './third_party/yasm/run_yasm.py' \
        \! -regex '.*\.\(gn\|gni\|isolate\|py\)' \
        -delete
done

# Switch to system provided dependencies.
python2 build/linux/unbundle/replace_gn_files.py \
    --system-libraries ffmpeg fontconfig harfbuzz-ng libdrm libevent libjpeg libpng libwebp libxml libxslt opus re2 snappy yasm

python2 tools/gn/bootstrap/bootstrap.py -s -v \
    --gn-gen-args 'is_debug=false use_jumbo_build=true enable_nacl=false symbol_level=0 blink_symbol_level=0 enable_nacl_nonsfi=false use_gold=false treat_warnings_as_errors=false fatal_linker_warnings=false use_sysroot=false use_cups=false rtc_use_x11=true is_clang=false use_atk=false use_dbus=false safe_browsing_mode=0 use_pulseaudio=false use_gio=false use_gnome_keyring=false use_kerberos=false use_allocator="none" use_allocator_shim=false use_system_harfbuzz=true clang_use_chrome_plugins=false custom_toolchain="//build/toolchain/linux/unbundle:default" host_toolchain="//build/toolchain/linux/unbundle:default" linux_use_bundled_binutils=false use_custom_libcxx=false use_lld=false closure_compile=false'

out/Release/gn gen out/Release \
    --script-executable=/usr/bin/python2

ninja -C out/Release chrome chromedriver

cd out/Release

for bin in chrome chromedriver *.bin; do
    install -Dm755 "$bin" "$1/usr/lib/chromium/$bin"
done