Add docker image for wasm32-unknown-emscripten

- rename emscripten docker image to asmjs
- create wasm32 docker image

.travis.yml

@@ -36,7 +36,7 @@ matrix:
     - env: IMAGE=dist-x86_64-linux DEPLOY=1 ALLOW_TRY=1
     - env: IMAGE=dist-x86_64-musl DEPLOY=1
     - env: IMAGE=dist-x86_64-netbsd DEPLOY=1
-    - env: IMAGE=emscripten
+    - env: IMAGE=asmjs
     - env: IMAGE=i686-gnu
     - env: IMAGE=i686-gnu-nopt
     - env: IMAGE=x86_64-gnu

src/ci/docker/asmjs/Dockerfile

@@ -0,0 +1,44 @@
+FROM ubuntu:16.04
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+  g++ \
+  make \
+  file \
+  curl \
+  ca-certificates \
+  python \
+  git \
+  cmake \
+  sudo \
+  gdb \
+  xz-utils
+
+# dumb-init
+COPY scripts/dumb-init.sh /scripts/
+RUN sh /scripts/dumb-init.sh
+
+# emscripten
+COPY scripts/emscripten.sh /scripts/
+RUN bash /scripts/emscripten.sh
+
+# env
+ENV PATH=$PATH:/emsdk-portable
+ENV PATH=$PATH:/emsdk-portable/clang/e1.37.13_64bit/
+ENV PATH=$PATH:/emsdk-portable/emscripten/1.37.13/
+ENV PATH=$PATH:/emsdk-portable/node/4.1.1_64bit/bin/
+ENV EMSCRIPTEN=/emsdk-portable/emscripten/1.37.13/
+ENV BINARYEN_ROOT=/emsdk-portable/clang/e1.37.13_64bit/binaryen/
+ENV EM_CONFIG=/emsdk-portable/.emscripten
+
+ENV TARGETS=asmjs-unknown-emscripten
+
+ENV RUST_CONFIGURE_ARGS --target=$TARGETS
+
+ENV SCRIPT python2.7 ../x.py test --target $TARGETS
+
+# cache
+COPY scripts/sccache.sh /scripts/
+RUN sh /scripts/sccache.sh
+
+# init
+ENTRYPOINT ["/usr/bin/dumb-init", "--"]

src/ci/docker/wasm32/Dockerfile

@@ -0,0 +1,44 @@
+FROM ubuntu:16.04
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+  g++ \
+  make \
+  file \
+  curl \
+  ca-certificates \
+  python \
+  git \
+  cmake \
+  sudo \
+  gdb \
+  xz-utils
+
+# dumb-init
+COPY scripts/dumb-init.sh /scripts/
+RUN sh /scripts/dumb-init.sh
+
+# emscripten
+COPY scripts/emscripten.sh /scripts/
+RUN bash /scripts/emscripten.sh
+COPY wasm32/node /usr/local/bin/node
+
+# env
+ENV PATH=$PATH:/emsdk-portable
+ENV PATH=$PATH:/emsdk-portable/clang/e1.37.13_64bit/
+ENV PATH=$PATH:/emsdk-portable/emscripten/1.37.13/
+ENV EMSCRIPTEN=/emsdk-portable/emscripten/1.37.13/
+ENV BINARYEN_ROOT=/emsdk-portable/clang/e1.37.13_64bit/binaryen/
+ENV EM_CONFIG=/emsdk-portable/.emscripten
+
+ENV TARGETS=wasm32-unknown-emscripten
+
+ENV RUST_CONFIGURE_ARGS --target=$TARGETS
+
+ENV SCRIPT python2.7 ../x.py test --target $TARGETS
+
+# cache
+COPY scripts/sccache.sh /scripts/
+RUN sh /scripts/sccache.sh
+
+# init
+ENTRYPOINT ["/usr/bin/dumb-init", "--"]

src/ci/docker/wasm32/node

@@ -0,0 +1,18 @@
+#!/bin/bash
+# Copyright 2017 The Rust Project Developers. See the COPYRIGHT
+# file at the top-level directory of this distribution and at
+# http://rust-lang.org/COPYRIGHT.
+#
+# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+# option. This file may not be copied, modified, or distributed
+# except according to those terms.
+
+path="$(dirname $1)"
+file="$(basename $1)"
+
+shift
+
+cd "$path"
+exec /node-v8.0.0-linux-x64/bin/node "$file" "$@"