pgbuild.emscripten.sh

echo "



pgbuild.wasm:begin

CC_PGLITE=$CC_PGLITE

"
    mkdir -p build/postgres
    pushd build/postgres

    # create empty package.json to avoid emsdk node conflicts
    # with root package.json of project
    echo "{}" > package.json

    export MAIN_MODULE="-sMAIN_MODULE=1"
    export XML2_CONFIG=$PREFIX/bin/xml2-config
    export ZIC=$(pwd)/bin/zic
    export EXT=wasm

    cp -r ${PGSRC}/pglite/other/* /tmp/pglite/

    echo "  ==== building wasm MVP:$MVP Debug=${PGDEBUG} with opts : $@  == "

    mkdir -p bin

    cat > bin/zic <<END
#!/bin/bash
TZ=UTC PGTZ=UTC node $(pwd)/src/timezone/zic.cjs \$@
END
    export CONFIG_SITE=${PGSRC}/pglite/config.site

    if emconfigure ${PGSRC}/configure
    then
        echo configure ok
    else
        echo configure failed
        exit 76
    fi

    mkdir -p /tmp/pglite/bin

    ln -sf /tmp/pglite/bin/emsdk-shared bin/emsdk-shared

    chmod +x bin/zic /tmp/pglite/bin/emsdk-shared

    # for zic and emsdk-shared/wasi-shared called from makefile
    export PATH=$(pwd)/bin:$PATH

    EMCC_NODE="-sEXIT_RUNTIME=1 -DEXIT_RUNTIME -sNODERAWFS -sENVIRONMENT=node"

    # EMCC_ENV="${EMCC_NODE} -sFORCE_FILESYSTEM=0"
    EMCC_ENV="${EMCC_NODE} -sERROR_ON_UNDEFINED_SYMBOLS"

    # PREFIX only required for static initdb
    EMCC_CFLAGS="-sERROR_ON_UNDEFINED_SYMBOLS=1 ${CC_PGLITE} -DPREFIX=/tmp/pglite -Wno-macro-redefined -Wno-unused-function"

    # ZIC=${ZIC:-$(realpath bin/zic)}

	if EMCC_CFLAGS="${EMCC_ENV} ${EMCC_CFLAGS}" emmake make emscripten=1 -j $(nproc) 2>&1 > /tmp/build.log
	then
        echo build ok
        cp -vf src/backend/postgres src/backend/postgres.cjs

        # if running a 32bits zic from current build
        unset LD_PRELOAD

        if EMCC_CFLAGS="${EMCC_ENV} ${EMCC_CFLAGS}" emmake make emscripten=1 install 2>&1 > /tmp/install.log
        then
            echo install ok
            pushd /tmp/pglite

            find . -type f | grep -v plpgsql > /tmp/pglite/pg.installed
            popd

            goback=$(pwd)
            popd
            python3 cibuild/pack_extension.py builtin
            pushd $goback

            pushd /tmp/pglite
            find . -type f  > /tmp/pglite/pg.installed
            popd

        else
            cat /tmp/install.log
            echo "install failed"
            exit 225
        fi
    else
        cat /tmp/build.log
        echo "build failed"
        exit 230
	fi

    # wip
    mv -vf ./src/bin/psql/psql.$EXT ./src/bin/pg_config/pg_config.$EXT /tmp/pglite/bin/
    mv -vf ./src/bin/pg_dump/pg_restore.$EXT ./src/bin/pg_dump/pg_dump.$EXT ./src/bin/pg_dump/pg_dumpall.$EXT /tmp/pglite/bin/
	mv -vf ./src/bin/pg_resetwal/pg_resetwal.$EXT  ./src/bin/initdb/initdb.$EXT ./src/backend/postgres.$EXT /tmp/pglite/bin/

    # force node wasm version
    cp -vf /tmp/pglite/postgres /tmp/pglite/bin/postgres && chmod +x /tmp/pglite/postgres /tmp/pglite/bin/postgres

    popd
echo "pgbuild:end




"