build-emscripten-sdl2

#!/bin/bash

# make sure you use ". ./emsdk_set_env.sh"

# I'm sick and tired of all the churn the three versions of autoconf
# are causing in this repo. Stop committing the configure scripts
# and just autoregen.
./autogen.sh || exit 1

# for sdl2-config and sdl-config
export PATH=$EMSDK/upstream/emscripten/system/bin:$PATH

export CC="emcc"
export CXX="em++"
export LD="emcc"
export LD_CXX="em++"
export CFLAGS="-DEMTERPRETER_SYNC"
export CXXFLAGS="-DEMSCRIPTEN=1 -DEMTERPRETER_SYNC -s USE_ZLIB=1 -s TOTAL_MEMORY=95551488 -s ASYNCIFY -s ERROR_ON_UNDEFINED_SYMBOLS=0"

# where are we?
top=`pwd`
if test -z "$top" ; then exit 1; fi

# fix
chmod +x vs2015/sdl/build-scripts/strip_fPIC.sh

echo Compiling DOSBox-X
chmod +x configure

# build command borrowed from Yksoft1 vanilla DOSBox-X port with modifications
./configure \
    --host=x86_64-linux --disable-fpu-x86 --disable-dynamic-core \
    --enable-sdl2 --with-sdl-prefix=$EMSDK/upstream/emscripten/system \
    --disable-opengl --disable-mt32 --enable-emscripten --enable-force-menu-sdldraw --disable-x11 \
    --disable-directserial "$@"
make -j6 || exit 1

cd src;
emcc  -DEMSCRIPTEN=1  -s USE_ZLIB=1 -s TOTAL_MEMORY=95551488 -s ASYNCIFY -s ERROR_ON_UNDEFINED_SYMBOLS=0 -std=gnu++14  -Os -DFORCE_SDLDRAW  -Wall   -Wextra   -Wunused   -pedantic   -Wlogical-op   -Wsign-promo   -Wconversion-null   -Wno-deprecated-declarations   -Wno-implicit-fallthrough   -Wno-strict-aliasing   -Wno-missing-field-initializers   -Wno-format-zero-length   -Wno-address-of-packed-member   -Wno-int-to-void-pointer-cast  -I/home/rossimo/dosbox-x -I/home/rossimo/dosbox-x/vs2015/sdlnet/linux-host/include -I/home/rossimo/dosbox-x/vs2015/sdlnet/linux-host/include/SDL   -L/home/rossimo/dosbox-x/vs2015/sdlnet/linux-host/lib -o dosbox-x.html dosbox.o  debug/libdebug.a dos/libdos.a shell/libshell.a builtin/libbuiltin.a ints/libints.a misc/libmisc.a hardware/serialport/libserial.a hardware/parport/libparallel.a libs/porttalk/libporttalk.a gui/libgui.a libs/gui_tk/libgui_tk.a hardware/libhardware.a cpu/libcpu.a hardware/reSID/libresid.a fpu/libfpu.a gui/libgui.a output/liboutput.a hardware/mame/libmame.a libs/zmbv/libzmbv.a libs/decoders/internal/libopusint.a      -s USE_SDL=2 -lz ;
cd ..