how to install sdl2,boost_header when i offline

[deloverzeus]

When i use flag -s USE_SDL=2 or -s USE_BOOST_HEADER=1，it will download sdl2 or boost_header.But sometime my internet doesn't work. So I have download sdl2 and boost_header in my local disk, how to install them offline when i execute -s USE_SDL=2

[sbc100]

You can use embuilder to download and build any libraries you might need. e.g. ./embuilder build sdl2

[deloverzeus]

You can use embuilder to download and build any libraries you might need. e.g. ./embuilder build sdl2

thx