Squashed 'external/toxcore/c-toxcore/' content from commit 67badf69

git-subtree-dir: external/toxcore/c-toxcore
git-subtree-split: 67badf69416a74e74f6d7eb51dd96f37282b8455

other/emscripten/Dockerfile

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+FROM ubuntu:20.04
+
+ENV DEBIAN_FRONTEND="noninteractive"
+
+# Install dependencies.
+RUN apt-get update && apt-get install --no-install-recommends -y \
+ autoconf \
+ automake \
+ ca-certificates \
+ cmake \
+ curl \
+ git \
+ libtool \
+ make \
+ ninja-build \
+ pkg-config \
+ python3 \
+ unzip \
+ wget \
+ xz-utils \
+ && apt-get clean \
+ && rm -rf /var/lib/apt/lists/*
+
+WORKDIR /work/emsdk
+RUN git clone --depth=1 https://github.com/emscripten-core/emsdk /work/emsdk \
+ && ./emsdk install 3.1.3 \
+ && ./emsdk activate 3.1.3
+
+# Build libsodium.
+RUN . "/work/emsdk/emsdk_env.sh" \
+ && git clone --depth=1 --branch=1.0.18 https://github.com/jedisct1/libsodium /work/libsodium \
+ && cd /work/libsodium \
+ && autoreconf -fi \
+ && emconfigure ./configure --disable-shared \
+  --without-pthreads \
+  --disable-ssp --disable-asm --disable-pie \
+ && emmake make install -j8
+
+# Build an unused libsodium binding first so emcc caches all the system
+# libraries. This makes rebuilds of toxcore below much faster.
+RUN . "/work/emsdk/emsdk_env.sh" \
+ && mkdir -p /work/wasm \
+ && emcc -O3 -flto \
+ --closure=1 \
+ -s ALLOW_UNIMPLEMENTED_SYSCALLS=1 \
+ -s EXPORT_NAME=libtoxcore \
+ -s IGNORE_MISSING_MAIN=1 \
+ -s MAIN_MODULE=1 \
+ -s MALLOC=emmalloc \
+ -s MODULARIZE=1 \
+ -s STRICT=1 \
+ -s WEBSOCKET_URL=wss:// \
+ /usr/local/lib/libsodium.a \
+ -o /work/wasm/libsodium.js
+
+# Build c-toxcore.
+COPY . /work/c-toxcore
+RUN . "/work/emsdk/emsdk_env.sh" \
+ && cd /work/c-toxcore \
+ && emcmake cmake -B_build -H. -GNinja \
+ -DCMAKE_INSTALL_PREFIX:PATH="/usr/local" \
+ -DCMAKE_C_FLAGS="-O3 -flto -fPIC" \
+ -DBUILD_TOXAV=OFF \
+ -DENABLE_SHARED=OFF \
+ -DBOOTSTRAP_DAEMON=OFF \
+ -DMIN_LOGGER_LEVEL=DEBUG \
+ && emmake cmake --build _build --parallel 8 --target install
+
+# Build wasm bindings.
+RUN . "/work/emsdk/emsdk_env.sh" \
+ && mkdir -p /work/wasm \
+ && emcc -O3 -flto \
+ --closure=1 \
+ -s ALLOW_UNIMPLEMENTED_SYSCALLS=1 \
+ -s EXPORT_NAME=libtoxcore \
+ -s IGNORE_MISSING_MAIN=1 \
+ -s MAIN_MODULE=1 \
+ -s MALLOC=emmalloc \
+ -s MODULARIZE=1 \
+ -s STRICT=1 \
+ -s WEBSOCKET_URL=wss:// \
+ /usr/local/lib/libsodium.a \
+ /usr/local/lib/libtoxcore.a \
+ -o /work/wasm/libtoxcore.js

other/emscripten/build

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+#!/bin/sh
+
+docker build -t toxchat/toxcore-js -f other/emscripten/Dockerfile .