Merge pull request #559 from ethereum/solidity_emscripten

Build emscripten on travis using docker.

.travis.yml

@@ -0,0 +1,28 @@
+sudo: required
+services:
+ - docker
+language: cpp
+compiler: gcc
+
+before_install:
+ - docker pull trzeci/emscripten:sdk-tag-1.35.4-64bit
+
+script: ./ci/travis-emscripten/install_dependencies.sh && docker run -v $(pwd):/src trzeci/emscripten:sdk-tag-1.35.4-64bit ./ci/travis-emscripten/build_emscripten.sh
+
+cache:
+  ccache: false
+  directories:
+    - boost_1_57_0
+    - jsoncpp
+    - cryptopp
+
+deploy:
+  provider: script
+  script: ci/travis-emscripten/publish_binary.sh
+  skip_cleanup: true
+  on:
+        branch: develop
+
+env:
+  global:
+  - ENCRYPTION_LABEL="296c219a3f41"

ci/travis-emscripten/build_emscripten.sh

@@ -0,0 +1,106 @@
+#!/usr/bin/env bash
+#
+# This script builds the solidity binary using emscripten.
+# Emscripten is a way to compile C/C++ to JavaScript.
+#
+# First run install_dependencies.sh OUTSIDE of docker and then
+# run this script inside a docker image trzeci/emscripten
+
+set -ev
+
+if [ -z ${WORKSPACE} ]
+then
+	WORKSPACE=$(pwd)
+fi
+export WORKSPACE
+
+# CryptoPP
+echo -en 'travis_fold:start:compiling_cryptopp\\r'
+cd "$WORKSPACE/cryptopp"
+# if .git exists, it is a fresh checkout, otherwise it comes from the cache
+# and is already compiled
+test -x .git && (
+emcmake cmake -DCRYPTOPP_LIBRARY_TYPE=STATIC -DCRYPTOPP_RUNTIME_TYPE=STATIC && emmake make -j 4
+ln -s . src/cryptopp || true
+rm -rf .git
+)
+echo -en 'travis_fold:end:compiling_cryptopp\\r'
+
+# Json-CPP
+echo -en 'travis_fold:start:compiling_jsoncpp\\r'
+cd "$WORKSPACE/jsoncpp"
+# if .git exists, it is a fresh checkout, otherwise it comes from the cache
+# and is already compiled
+test -x .git && (
+emcmake cmake -DJSONCPP_LIB_BUILD_STATIC=ON -DJSONCPP_LIB_BUILD_SHARED=OFF \
+              -DJSONCPP_WITH_TESTS=OFF -DJSONCPP_WITH_POST_BUILD_UNITTEST=OFF \
+              -G "Unix Makefiles" .
+emmake make -j 4
+rm -rf .git
+)
+echo -en 'travis_fold:end:compiling_jsoncpp\\r'
+
+# Boost
+echo -en 'travis_fold:start:compiling_boost\\r'
+cd "$WORKSPACE"/boost_1_57_0
+# if b2 exists, it is a fresh checkout, otherwise it comes from the cache
+# and is already compiled
+test -x b2 && (
+sed -i 's|using gcc ;|using gcc : : /usr/local/bin/em++ ;|g' ./project-config.jam
+sed -i 's|$(archiver\[1\])|/usr/local/bin/emar|g' ./tools/build/src/tools/gcc.jam
+sed -i 's|$(ranlib\[1\])|/usr/local/bin/emranlib|g' ./tools/build/src/tools/gcc.jam
+./b2 link=static variant=release threading=single runtime-link=static \
+       thread system regex date_time chrono filesystem unit_test_framework program_options random
+find . -name 'libboost*.a' -exec cp {} . \;
+rm -rf b2 libs doc tools more bin.v2 status
+)
+echo -en 'travis_fold:end:compiling_boost\\r'
+
+# Build dependent components and solidity itself
+echo -en 'travis_fold:start:compiling_solidity\\r'
+for component in webthree-helpers/utils libweb3core solidity
+do
+cd "$WORKSPACE/$component"
+mkdir build || true
+cd build
+emcmake cmake \
+  -DCMAKE_BUILD_TYPE=Release \
+  -DEMSCRIPTEN=1 \
+  -DCMAKE_CXX_COMPILER=em++ \
+  -DCMAKE_C_COMPILER=emcc \
+  -DBoost_FOUND=1 \
+  -DBoost_USE_STATIC_LIBS=1 \
+  -DBoost_USE_STATIC_RUNTIME=1 \
+  -DBoost_INCLUDE_DIR="$WORKSPACE"/boost_1_57_0/ \
+  -DBoost_CHRONO_LIBRARY="$WORKSPACE"/boost_1_57_0/libboost_chrono.a \
+  -DBoost_CHRONO_LIBRARIES="$WORKSPACE"/boost_1_57_0/libboost_chrono.a \
+  -DBoost_DATE_TIME_LIBRARY="$WORKSPACE"/boost_1_57_0/libboost_date_time.a \
+  -DBoost_DATE_TIME_LIBRARIES="$WORKSPACE"/boost_1_57_0/libboost_date_time.a \
+  -DBoost_FILESYSTEM_LIBRARY="$WORKSPACE"/boost_1_57_0/libboost_filesystem.a \
+  -DBoost_FILESYSTEM_LIBRARIES="$WORKSPACE"/boost_1_57_0/libboost_filesystem.a \
+  -DBoost_PROGRAM_OPTIONS_LIBRARY="$WORKSPACE"/boost_1_57_0/libboost_program_options.a \
+  -DBoost_PROGRAM_OPTIONS_LIBRARIES="$WORKSPACE"/boost_1_57_0/libboost_program_options.a \
+  -DBoost_RANDOM_LIBRARY="$WORKSPACE"/boost_1_57_0/libboost_random.a \
+  -DBoost_RANDOM_LIBRARIES="$WORKSPACE"/boost_1_57_0/libboost_random.a \
+  -DBoost_REGEX_LIBRARY="$WORKSPACE"/boost_1_57_0/libboost_regex.a \
+  -DBoost_REGEX_LIBRARIES="$WORKSPACE"/boost_1_57_0/libboost_regex.a \
+  -DBoost_SYSTEM_LIBRARY="$WORKSPACE"/boost_1_57_0/libboost_system.a \
+  -DBoost_SYSTEM_LIBRARIES="$WORKSPACE"/boost_1_57_0/libboost_system.a \
+  -DBoost_THREAD_LIBRARY="$WORKSPACE"/boost_1_57_0/libboost_thread.a \
+  -DBoost_THREAD_LIBRARIES="$WORKSPACE"/boost_1_57_0/libboost_thread.a \
+  -DBoost_UNIT_TEST_FRAMEWORK_LIBRARY="$WORKSPACE"/boost_1_57_0/libboost_unit_test_framework.a \
+  -DBoost_UNIT_TEST_FRAMEWORK_LIBRARIES="$WORKSPACE"/boost_1_57_0/libboost_unit_test_framework.a \
+  -DJSONCPP_LIBRARY="$WORKSPACE"/jsoncpp/src/lib_json/libjsoncpp.a \
+  -DJSONCPP_INCLUDE_DIR="$WORKSPACE"/jsoncpp/include/ \
+  -DCRYPTOPP_LIBRARY="$WORKSPACE"/cryptopp/src/libcryptlib.a \
+  -DCRYPTOPP_INCLUDE_DIR="$WORKSPACE"/cryptopp/src/ \
+  -DDev_DEVCORE_LIBRARY="$WORKSPACE"/libweb3core/build/libdevcore/libdevcore.a \
+  -DDev_DEVCRYPTO_LIBRARY="$WORKSPACE"/libweb3core/build/libdevcrypto/libdevcrypto.a \
+  -DEth_EVMASM_LIBRARY="$WORKSPACE"/solidity/build/libevmasm/libevmasm.a \
+  -DUtils_SCRYPT_LIBRARY="$WORKSPACE"/webthree-helpers/utils/build/libscrypt/libscrypt.a \
+  -DETHASHCL=0 -DEVMJIT=0 -DETH_STATIC=1 -DSOLIDITY=1 -DGUI=0 -DFATDB=0 -DTESTS=0 -DTOOLS=0 \
+  ..
+emmake make -j 4
+done
+echo -en 'travis_fold:end:compiling_solidity\\r'
+

ci/travis-emscripten/install_dependencies.sh

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+#!/usr/bin/env bash
+
+set -ev
+
+echo -en 'travis_fold:start:installing_dependencies\\r'
+test -x cryptopp -a -x cryptopp/src || git clone https://github.com/mmoss/cryptopp.git
+test -x jsoncpp -a -x jsoncpp/include || git clone https://github.com/open-source-parsers/jsoncpp.git
+test -x boost_1_57_0 -a -x boost_1_57_0/boost || (
+wget 'http://downloads.sourceforge.net/project/boost/boost/'\
+'1.57.0/boost_1_57_0.tar.bz2?r=http%3A%2F%2Fsourceforge.net%2F'\
+'projects%2Fboost%2Ffiles%2Fboost%2F1.57.0%2F&ts=1421887207'\
+ -O - | tar xj
+cd boost_1_57_0
+./bootstrap.sh --with-toolset=gcc --with-libraries=thread,system,regex,date_time,chrono,filesystem,program_options,random
+)
+echo -en 'travis_fold:end:installing_dependencies\\r'

ci/travis-emscripten/publish_binary.sh

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+#!/usr/bin/env bash
+#
+
+set -e
+
+cd solidity
+VER=$(cat CMakeLists.txt | grep 'set(PROJECT_VERSION' | sed -e 's/.*set(PROJECT_VERSION "\(.*\)".*/\1/')
+test -n "$VER"
+VER="v$VER"
+COMMIT=$(git rev-parse --short HEAD)
+DATE=$(date --date="$(git log -1 --date=iso --format=%ad HEAD)" --utc +%F)
+cp build/solc/soljson.js "../soljson-$VER-$DATE-$COMMIT.js"
+cd ..
+
+
+ENCRYPTED_KEY_VAR="encrypted_${ENCRYPTION_LABEL}_key"
+ENCRYPTED_IV_VAR="encrypted_${ENCRYPTION_LABEL}_iv"
+ENCRYPTED_KEY=${!ENCRYPTED_KEY_VAR}
+ENCRYPTED_IV=${!ENCRYPTED_IV_VAR}
+openssl aes-256-cbc -K $ENCRYPTED_KEY -iv $ENCRYPTED_IV -in ci/travis-emscripten/deploy_key.enc -out deploy_key -d
+chmod 600 deploy_key
+eval `ssh-agent -s`
+ssh-add deploy_key
+
+git clone --depth 2 git@github.com:ethereum/solc-bin.git
+cd solc-bin
+git config user.name "travis"
+git config user.email "chris@ethereum.org"
+git checkout -B gh-pages origin/gh-pages
+git clean -f -d -x
+cp ../soljson-*.js ./bin/
+./update-index.sh
+cd bin
+LATEST=$(ls -r soljson-v* | head -n 1)
+cp "$LATEST" soljson-latest.js
+cp soljson-latest.js ../soljson.js
+git add .
+git add ../soljson.js
+if git commit -m "Added compiler version $LATEST"
+then
+  git push origin gh-pages
+fi