mirror of
https://github.com/chocolate-doom/chocpkg.git
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37 lines
1.1 KiB
Bash
37 lines
1.1 KiB
Bash
description "Emscripten build environment"
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fetch_git https://github.com/juj/emsdk.git main
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do_build() {
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./emsdk install latest
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./emsdk activate latest
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}
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make_wrapper_script() {
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local toolname emtoolname path
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toolname="$1"
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emtoolname="$2"
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path="$PACKAGE_INSTALL_DIR/bin/asmjs-local-emscripten-$toolname"
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mkdir -p "$PACKAGE_INSTALL_DIR/bin"
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(echo "#!/bin/bash"
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echo ". $PACKAGE_BUILD_DIR/emsdk_env.sh >/dev/null"
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echo "export EMCC_CFLAGS='-s ERROR_ON_MISSING_LIBRARIES=1'"
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echo "exec $emtoolname \"\$@\"") > "$path"
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chmod a+rx "$path"
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}
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# Emscripten is a weird beast, and wants us to use all its weird tools
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# (emconfigure, emmake, etc.). Instead of that, we define a "fake" system
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# named asmjs-local-emscripten and create wrapper scripts for all the
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# necessary compile tools. Then we can build like any other normal
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# cross-compile system.
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do_install() {
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make_wrapper_script ar emar
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make_wrapper_script gcc emcc
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make_wrapper_script g++ em++
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make_wrapper_script ld emcc
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make_wrapper_script nm emnm
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make_wrapper_script ranlib emranlib
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}
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check_tool asmjs-local-emscripten-gcc
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