chocolate-doom/chocpkg
0
0
Fork 0
mirror of https://github.com/chocolate-doom/chocpkg.git synced 2024-11-09 23:01:48 +00:00
Code Issues Projects Releases Packages Wiki Activity

Use emscripten's "official" SDL2 port.

Browse source 
Instead of building ourselves.
This commit is contained in:
Simon Howard 2024-01-25 21:21:18 -05:00
parent 174ece5b36
commit 5b1fe8e22a
1 changed files with 30 additions and 7 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

37
pkgdef/emscripten.sh
View file

@ -1,5 +1,20 @@
description "Emscripten build environment"
SDL2_PACKAGE_CONFIG="
prefix=/
exec_prefix=/
libdir=/
includedir=/
Name: sdl2
Description: sdl2
Version: 2.20.0
Requires:
Conflicts:
Libs: -sUSE_SDL=2 -flto -sASYNCIFY -sENVIRONMENT=web
Cflags: -sUSE_SDL=2
"
do_fetch() {
check_tool emcc
mkdir -p "$PACKAGE_BUILD_DIR"
@ -17,18 +32,26 @@ make_wrapper_script() {
path="$PACKAGE_INSTALL_DIR/bin/wasm32-unknown-emscripten-$toolname"
mkdir -p "$PACKAGE_INSTALL_DIR/bin"
(echo "#!/bin/bash"
echo ". $PACKAGE_BUILD_DIR/emsdk_env.sh >/dev/null"
echo "export EMCC_CFLAGS='-s ERROR_ON_MISSING_LIBRARIES=1'"
echo "export EM_CACHE=$PACKAGE_INSTALL_DIR/emscripten_cache"
echo "export EM_FROZEN_CACHE="
echo "exec $emtoolname \"\$@\"") > "$path"
chmod a+rx "$path"
}
# Emscripten is a weird beast, and wants us to use all its weird tools
# (emconfigure, emmake, etc.). Instead of that, we define a "fake" system
# named wasm32-unknown-emscripten and create wrapper scripts for all the
# necessary compile tools. Then we can build like any other normal
# cross-compile system.
do_install() {
# Emscripten has its own patched version of SDL2 that will get installed
# automatically if -sUSE_SDL=2 is provided on the command line. By
# installing a "fake" pkg-config file that just supplies this argument,
# we short-circuit the build for the normal SDL package.
mkdir -p "$PACKAGE_INSTALL_DIR/lib/pkgconfig"
echo "$SDL2_PACKAGE_CONFIG" > "$PACKAGE_INSTALL_DIR/lib/pkgconfig/sdl2.pc"
# TODO: Add pkg-config files for other libraries emscripten supports.
# Emscripten is a weird beast, and wants us to use all its weird tools
# (emconfigure, emmake, etc.). Instead of that, we define a "fake" system
# named wasm32-unknown-emscripten and create wrapper scripts for all the
# necessary compile tools. Then we can build like any other normal
# cross-compile system -- mostly.
make_wrapper_script ar emar
make_wrapper_script gcc emcc
make_wrapper_script g++ em++