[Reland] third_party/protobuf: Update to 040f56e

Rebase protobuf to current HEAD to pull the 4 following changes:
* 126082c Add std:: namespace prefix to set and map
* 4c5d3ed Fix integer overflow in FastUInt32ToBufferLeft
* 4587a3f [arm/gcc] Don't rely on KUSER_HELPERS feature for atomics
* a5a2c1d generic atomicops: Use strong compare_exchange

This change has been made following steps described in
third_party/protobuf/README.chromium file, please refer to it
for further information.

CQ_INCLUDE_TRYBOTS=master.tryserver.chromium.linux:linux_chromium_cfi_rel_ng;master.tryserver.chromium.linux:linux_chromium_archive_rel_ng;master.tryserver.chromium.linux:linux_chromium_ubsan_rel_ng
BUG=599051, 673488
[email protected]
[email protected]

Change-Id: I3231744158280b49e20f112812617d7685ea994c
Reviewed-on: https://chromium-review.googlesource.com/588107
Reviewed-by: Thomas Anderson <[email protected]>
Reviewed-by: Peter Kasting <[email protected]>
Commit-Queue: Thomas Anderson <[email protected]>
Cr-Commit-Position: refs/heads/master@{#490005}
diff --git a/third_party/protobuf/tests.sh b/third_party/protobuf/tests.sh
index 6a9439a5..c6eda93 100755
--- a/third_party/protobuf/tests.sh
+++ b/third_party/protobuf/tests.sh
@@ -28,7 +28,8 @@
   fi
 
   ./autogen.sh
-  ./configure
+  ./configure CXXFLAGS="-fPIC"  # -fPIC is needed for python cpp test.
+                                # See python/setup.py for more details
   make -j2
 }
 
@@ -37,13 +38,51 @@
   make check -j2
   cd conformance && make test_cpp && cd ..
 
-  # Verify benchmarking code can build successfully.
-  cd benchmarks && make && ./generate-datasets && cd ..
+  # The benchmark code depends on cmake, so test if it is installed before
+  # trying to do the build.
+  # NOTE: The travis macOS images say they have cmake, but the xcode8.1 image
+  # appears to be missing it: https://github.com/travis-ci/travis-ci/issues/6996
+  if [[ $(type cmake 2>/dev/null) ]]; then
+    # Verify benchmarking code can build successfully.
+    git submodule init
+    git submodule update
+    cd third_party/benchmark && cmake -DCMAKE_BUILD_TYPE=Release && make && cd ../..
+    cd benchmarks && make && ./generate-datasets && cd ..
+  else
+    echo ""
+    echo "WARNING: Skipping validation of the bench marking code, cmake isn't installed."
+    echo ""
+  fi
 }
 
 build_cpp_distcheck() {
   ./autogen.sh
   ./configure
+  make dist
+
+  # List all files that should be included in the distribution package.
+  git ls-files | grep "^\(java\|python\|objectivec\|csharp\|js\|ruby\|php\|cmake\|examples\)" |\
+    grep -v ".gitignore" | grep -v "java/compatibility_tests" |\
+    grep -v "python/compatibility_tests" | grep -v "csharp/compatibility_tests" > dist.lst
+  # Unzip the dist tar file.
+  DIST=`ls *.tar.gz`
+  tar -xf $DIST
+  cd ${DIST//.tar.gz}
+  # Check if every file exists in the dist tar file.
+  FILES_MISSING=""
+  for FILE in $(<../dist.lst); do
+    if ! file $FILE &>/dev/null; then
+      echo "$FILE is not found!"
+      FILES_MISSING="$FILE $FILES_MISSING"
+    fi
+  done
+  cd ..
+  if [ ! -z "$FILES_MISSING" ]; then
+    echo "Missing files in EXTRA_DIST: $FILES_MISSING"
+    exit 1
+  fi
+
+  # Do the regular dist-check for C++.
   make distcheck -j2
 }
 
@@ -54,20 +93,22 @@
   internal_build_cpp
   NUGET=/usr/local/bin/nuget.exe
 
-  if [ "$TRAVIS" == "true" ]; then
-    # Install latest version of Mono
-    sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
-    echo "deb http://download.mono-project.com/repo/debian wheezy main" | sudo tee /etc/apt/sources.list.d/mono-xamarin.list
-    echo "deb http://download.mono-project.com/repo/debian wheezy-libtiff-compat main" | sudo tee -a /etc/apt/sources.list.d/mono-xamarin.list
-    sudo apt-get update -qq
-    sudo apt-get install -qq mono-devel referenceassemblies-pcl nunit
-    wget www.nuget.org/NuGet.exe -O nuget.exe
-    NUGET=../../nuget.exe
-  fi
+  # Perform "dotnet new" once to get the setup preprocessing out of the
+  # way. That spews a lot of output (including backspaces) into logs
+  # otherwise, and can cause problems. It doesn't matter if this step
+  # is performed multiple times; it's cheap after the first time anyway.
+  # (It also doesn't matter if it's unnecessary, which it will be on some
+  # systems. It's necessary on Jenkins in order to avoid unprintable
+  # characters appearing in the JUnit output.)
+  mkdir dotnettmp
+  (cd dotnettmp; dotnet new > /dev/null)
+  rm -rf dotnettmp
 
-  (cd csharp/src; mono $NUGET restore)
   csharp/buildall.sh
   cd conformance && make test_csharp && cd ..
+
+  # Run csharp compatibility test between 3.0.0 and the current version.
+  csharp/compatibility_tests/v3.0.0/test.sh 3.0.0
 }
 
 build_golang() {
@@ -77,10 +118,12 @@
   export PATH="`pwd`/src:$PATH"
 
   # Install Go and the Go protobuf compiler plugin.
-  sudo apt-get update -qq
-  sudo apt-get install -qq golang
+  on_travis sudo apt-get update -qq
+  on_travis sudo apt-get install -qq golang
+
   export GOPATH="$HOME/gocode"
   mkdir -p "$GOPATH/src/github.com/google"
+  rm -f "$GOPATH/src/github.com/google/protobuf"
   ln -s "`pwd`" "$GOPATH/src/github.com/google/protobuf"
   export PATH="$GOPATH/bin:$PATH"
   go get github.com/golang/protobuf/protoc-gen-go
@@ -91,13 +134,10 @@
 use_java() {
   version=$1
   case "$version" in
-    jdk6)
-      on_travis sudo apt-get install openjdk-6-jdk
-      export PATH=/usr/lib/jvm/java-6-openjdk-amd64/bin:$PATH
-      ;;
     jdk7)
       on_travis sudo apt-get install openjdk-7-jdk
       export PATH=/usr/lib/jvm/java-7-openjdk-amd64/bin:$PATH
+      export JAVA_HOME=/usr/lib/jvm/java-7-openjdk-amd64
       ;;
     oracle7)
       if [ "$TRAVIS" == "true" ]; then
@@ -108,6 +148,7 @@
         yes | sudo apt-get install oracle-java7-installer
       fi;
       export PATH=/usr/lib/jvm/java-7-oracle/bin:$PATH
+      export JAVA_HOME=/usr/lib/jvm/java-7-openjdk-amd64
       ;;
   esac
 
@@ -118,6 +159,7 @@
 
   which java
   java -version
+  $MVN -version
 }
 
 # --batch-mode supresses download progress output that spams the logs.
@@ -150,10 +192,6 @@
   cd javanano && $MVN test && cd ..
 }
 
-build_java_jdk6() {
-  use_java jdk6
-  build_java jdk6
-}
 build_java_jdk7() {
   use_java jdk7
   build_java_with_conformance_tests
@@ -162,11 +200,15 @@
   use_java oracle7
   build_java oracle7
 }
-
-build_javanano_jdk6() {
-  use_java jdk6
-  build_javanano
+build_java_compatibility() {
+  use_java jdk7
+  internal_build_cpp
+  # Use the unit-tests extraced from 2.5.0 to test the compatibilty between
+  # 3.0.0-beta-4 and the current version.
+  cd java/compatibility_tests/v2.5.0
+  ./test.sh 3.0.0-beta-4
 }
+
 build_javanano_jdk7() {
   use_java jdk7
   build_javanano
@@ -197,59 +239,36 @@
   fi
 }
 
-internal_objectivec_common () {
-  # Make sure xctool is up to date. Adapted from
-  #  http://docs.travis-ci.com/user/osx-ci-environment/
-  # We don't use a before_install because we test multiple OSes.
-  brew update
-  brew outdated xctool || brew upgrade xctool
-  # Reused the build script that takes care of configuring and ensuring things
-  # are up to date. Xcode and conformance tests will be directly invoked.
-  objectivec/DevTools/full_mac_build.sh \
-      --core-only --skip-xcode --skip-objc-conformance
-}
-
-internal_xctool_debug_and_release() {
-  # Always use -reporter plain to avoid escape codes in output (makes travis
-  # logs easier to read).
-  xctool -reporter plain -configuration Debug "$@"
-  xctool -reporter plain -configuration Release "$@"
-}
-
 build_objectivec_ios() {
-  internal_objectivec_common
-  # https://github.com/facebook/xctool/issues/509 - unlike xcodebuild, xctool
-  # doesn't support >1 destination, so we have to build first and then run the
-  # tests one destination at a time.
-  internal_xctool_debug_and_release \
-    -project objectivec/ProtocolBuffers_iOS.xcodeproj \
-    -scheme ProtocolBuffers \
-    -sdk iphonesimulator \
-    build-tests
-  IOS_DESTINATIONS=(
-    "platform=iOS Simulator,name=iPhone 4s,OS=8.1" # 32bit
-    "platform=iOS Simulator,name=iPhone 6,OS=9.2" # 64bit
-    "platform=iOS Simulator,name=iPad 2,OS=8.1" # 32bit
-    "platform=iOS Simulator,name=iPad Air,OS=9.2" # 64bit
-  )
-  for i in "${IOS_DESTINATIONS[@]}" ; do
-    internal_xctool_debug_and_release \
-      -project objectivec/ProtocolBuffers_iOS.xcodeproj \
-      -scheme ProtocolBuffers \
-      -sdk iphonesimulator \
-      -destination "${i}" \
-      run-tests
-  done
+  # Reused the build script that takes care of configuring and ensuring things
+  # are up to date.  The OS X test runs the objc conformance test, so skip it
+  # here.
+  # Note: travis has xctool installed, and we've looked at using it in the past
+  # but it has ended up proving unreliable (bugs), an they are removing build
+  # support in favor of xcbuild (or just xcodebuild).
+  objectivec/DevTools/full_mac_build.sh \
+      --core-only --skip-xcode-osx --skip-objc-conformance "$@"
+}
+
+build_objectivec_ios_debug() {
+  build_objectivec_ios --skip-xcode-release
+}
+
+build_objectivec_ios_release() {
+  build_objectivec_ios --skip-xcode-debug
 }
 
 build_objectivec_osx() {
-  internal_objectivec_common
-  internal_xctool_debug_and_release \
-    -project objectivec/ProtocolBuffers_OSX.xcodeproj \
-    -scheme ProtocolBuffers \
-    -destination "platform=OS X,arch=x86_64" \
-    test
-  cd conformance && make test_objc && cd ..
+  # Reused the build script that takes care of configuring and ensuring things
+  # are up to date.
+  objectivec/DevTools/full_mac_build.sh \
+      --core-only --skip-xcode-ios
+}
+
+build_objectivec_cocoapods_integration() {
+  # Update pod to the latest version.
+  gem install cocoapods --no-ri --no-rdoc
+  objectivec/Tests/CocoaPods/run_tests.sh
 }
 
 build_python() {
@@ -283,14 +302,16 @@
   cd ..
 }
 
-build_ruby19() {
-  internal_build_cpp  # For conformance tests.
-  cd ruby && bash travis-test.sh ruby-1.9 && cd ..
+build_python_compatibility() {
+  internal_build_cpp
+  # Use the unit-tests extraced from 2.5.0 to test the compatibilty.
+  cd python/compatibility_tests/v2.5.0
+  # Test between 2.5.0 and the current version.
+  ./test.sh 2.5.0
+  # Test between 3.0.0-beta-1 and the current version.
+  ./test.sh 3.0.0-beta-1
 }
-build_ruby20() {
-  internal_build_cpp  # For conformance tests.
-  cd ruby && bash travis-test.sh ruby-2.0 && cd ..
-}
+
 build_ruby21() {
   internal_build_cpp  # For conformance tests.
   cd ruby && bash travis-test.sh ruby-2.1 && cd ..
@@ -301,12 +322,278 @@
 }
 build_jruby() {
   internal_build_cpp  # For conformance tests.
-  cd ruby && bash travis-test.sh jruby && cd ..
+  # TODO(xiaofeng): Upgrade to jruby-9.x. There are some broken jests to be
+  # fixed.
+  cd ruby && bash travis-test.sh jruby-1.7 && cd ..
+}
+build_ruby_all() {
+  build_ruby21
+  build_ruby22
+  # TODO(teboring): Disable jruby test temperarily for it randomly fails.
+  # https://grpc-testing.appspot.com/job/protobuf_pull_request/735/consoleFull.
+  # build_jruby
 }
 
 build_javascript() {
   internal_build_cpp
   cd js && npm install && npm test && cd ..
+  cd conformance && make test_nodejs && cd ..
+}
+
+generate_php_test_proto() {
+  internal_build_cpp
+  pushd php/tests
+  # Generate test file
+  rm -rf generated
+  mkdir generated
+  ../../src/protoc --php_out=generated proto/test.proto proto/test_include.proto proto/test_no_namespace.proto proto/test_prefix.proto proto/test_php_namespace.proto proto/test_empty_php_namespace.proto proto/test_service.proto proto/test_service_namespace.proto
+  pushd ../../src
+  ./protoc --php_out=../php/tests/generated google/protobuf/empty.proto
+  ./protoc --php_out=../php/tests/generated -I../php/tests -I. ../php/tests/proto/test_import_descriptor_proto.proto
+  popd
+  popd
+}
+
+use_php() {
+  VERSION=$1
+  PHP=`which php`
+  PHP_CONFIG=`which php-config`
+  PHPIZE=`which phpize`
+  ln -sfn "/usr/local/php-${VERSION}/bin/php" $PHP
+  ln -sfn "/usr/local/php-${VERSION}/bin/php-config" $PHP_CONFIG
+  ln -sfn "/usr/local/php-${VERSION}/bin/phpize" $PHPIZE
+  generate_php_test_proto
+}
+
+use_php_zts() {
+  VERSION=$1
+  PHP=`which php`
+  PHP_CONFIG=`which php-config`
+  PHPIZE=`which phpize`
+  ln -sfn "/usr/local/php-${VERSION}-zts/bin/php" $PHP
+  ln -sfn "/usr/local/php-${VERSION}-zts/bin/php-config" $PHP_CONFIG
+  ln -sfn "/usr/local/php-${VERSION}-zts/bin/phpize" $PHPIZE
+  generate_php_test_proto
+}
+
+use_php_bc() {
+  VERSION=$1
+  PHP=`which php`
+  PHP_CONFIG=`which php-config`
+  PHPIZE=`which phpize`
+  ln -sfn "/usr/local/php-${VERSION}-bc/bin/php" $PHP
+  ln -sfn "/usr/local/php-${VERSION}-bc/bin/php-config" $PHP_CONFIG
+  ln -sfn "/usr/local/php-${VERSION}-bc/bin/phpize" $PHPIZE
+  generate_php_test_proto
+}
+
+build_php5.5() {
+  use_php 5.5
+
+  pushd php
+  rm -rf vendor
+  cp -r /usr/local/vendor-5.5 vendor
+  wget https://phar.phpunit.de/phpunit-4.8.0.phar -O /usr/bin/phpunit
+  phpunit
+  popd
+  pushd conformance
+  make test_php
+  popd
+}
+
+build_php5.5_c() {
+  use_php 5.5
+  wget https://phar.phpunit.de/phpunit-4.8.0.phar -O /usr/bin/phpunit
+  pushd php/tests
+  /bin/bash ./test.sh
+  popd
+  # TODO(teboring): Add it back
+  # pushd conformance
+  # make test_php_c
+  # popd
+}
+
+build_php5.5_zts_c() {
+  use_php_zts 5.5
+  wget https://phar.phpunit.de/phpunit-4.8.0.phar -O /usr/bin/phpunit
+  cd php/tests && /bin/bash ./test.sh && cd ../..
+  # TODO(teboring): Add it back
+  # pushd conformance
+  # make test_php_zts_c
+  # popd
+}
+
+build_php5.6() {
+  use_php 5.6
+  pushd php
+  rm -rf vendor
+  cp -r /usr/local/vendor-5.6 vendor
+  wget https://phar.phpunit.de/phpunit-5.7.0.phar -O /usr/bin/phpunit
+  phpunit
+  popd
+  pushd conformance
+  make test_php
+  popd
+}
+
+build_php5.6_c() {
+  use_php 5.6
+  wget https://phar.phpunit.de/phpunit-5.7.0.phar -O /usr/bin/phpunit
+  cd php/tests && /bin/bash ./test.sh && cd ../..
+  # TODO(teboring): Add it back
+  # pushd conformance
+  # make test_php_c
+  # popd
+}
+
+build_php5.6_zts_c() {
+  use_php_zts 5.6
+  wget https://phar.phpunit.de/phpunit-5.7.0.phar -O /usr/bin/phpunit
+  cd php/tests && /bin/bash ./test.sh && cd ../..
+  # TODO(teboring): Add it back
+  # pushd conformance
+  # make test_php_zts_c
+  # popd
+}
+
+build_php5.6_mac() {
+  generate_php_test_proto
+  # Install PHP
+  curl -s https://php-osx.liip.ch/install.sh | bash -s 5.6
+  PHP_FOLDER=`find /usr/local -type d -name "php5-5.6*"`  # The folder name may change upon time
+  export PATH="$PHP_FOLDER/bin:$PATH"
+
+  # Install phpunit
+  curl https://phar.phpunit.de/phpunit-5.6.10.phar -L -o phpunit.phar
+  chmod +x phpunit.phar
+  sudo mv phpunit.phar /usr/local/bin/phpunit
+
+  # Install valgrind
+  echo "#! /bin/bash" > valgrind
+  chmod ug+x valgrind
+  sudo mv valgrind /usr/local/bin/valgrind
+
+  # Test
+  cd php/tests && /bin/bash ./test.sh && cd ../..
+  # TODO(teboring): Add it back
+  # pushd conformance
+  # make test_php_c
+  # popd
+}
+
+build_php7.0() {
+  use_php 7.0
+  pushd php
+  rm -rf vendor
+  cp -r /usr/local/vendor-7.0 vendor
+  wget https://phar.phpunit.de/phpunit-5.6.0.phar -O /usr/bin/phpunit
+  phpunit
+  popd
+  pushd conformance
+  make test_php
+  popd
+}
+
+build_php7.0_c() {
+  use_php 7.0
+  wget https://phar.phpunit.de/phpunit-5.6.0.phar -O /usr/bin/phpunit
+  cd php/tests && /bin/bash ./test.sh && cd ../..
+  # TODO(teboring): Add it back
+  # pushd conformance
+  # make test_php_c
+  # popd
+}
+
+build_php7.0_zts_c() {
+  use_php_zts 7.0
+  wget https://phar.phpunit.de/phpunit-5.6.0.phar -O /usr/bin/phpunit
+  cd php/tests && /bin/bash ./test.sh && cd ../..
+  # TODO(teboring): Add it back.
+  # pushd conformance
+  # make test_php_zts_c
+  # popd
+}
+
+build_php7.0_mac() {
+  generate_php_test_proto
+  # Install PHP
+  curl -s https://php-osx.liip.ch/install.sh | bash -s 7.0
+  PHP_FOLDER=`find /usr/local -type d -name "php7-7.0*"`  # The folder name may change upon time
+  export PATH="$PHP_FOLDER/bin:$PATH"
+
+  # Install phpunit
+  curl https://phar.phpunit.de/phpunit-5.6.0.phar -L -o phpunit.phar
+  chmod +x phpunit.phar
+  sudo mv phpunit.phar /usr/local/bin/phpunit
+
+  # Install valgrind
+  echo "#! /bin/bash" > valgrind
+  chmod ug+x valgrind
+  sudo mv valgrind /usr/local/bin/valgrind
+
+  # Test
+  cd php/tests && /bin/bash ./test.sh && cd ../..
+  # TODO(teboring): Add it back
+  # pushd conformance
+  # make test_php_c
+  # popd
+}
+
+build_php_compatibility() {
+  internal_build_cpp
+  php/tests/compatibility_test.sh
+}
+
+build_php7.1() {
+  use_php 7.1
+  pushd php
+  rm -rf vendor
+  cp -r /usr/local/vendor-7.1 vendor
+  wget https://phar.phpunit.de/phpunit-5.6.0.phar -O /usr/bin/phpunit
+  phpunit
+  popd
+  pushd conformance
+  # TODO(teboring): Add it back
+  # make test_php
+  popd
+}
+
+build_php7.1_c() {
+  use_php 7.1
+  wget https://phar.phpunit.de/phpunit-5.6.0.phar -O /usr/bin/phpunit
+  cd php/tests && /bin/bash ./test.sh && cd ../..
+  pushd conformance
+  # make test_php_c
+  popd
+}
+
+build_php7.1_zts_c() {
+  use_php_zts 7.1
+  wget https://phar.phpunit.de/phpunit-5.6.0.phar -O /usr/bin/phpunit
+  cd php/tests && /bin/bash ./test.sh && cd ../..
+  pushd conformance
+  # make test_php_c
+  popd
+}
+
+build_php_all_32() {
+  build_php5.5
+  build_php5.6
+  build_php7.0
+  build_php7.1
+  build_php5.5_c
+  build_php5.6_c
+  build_php7.0_c
+  build_php7.1_c
+  build_php5.5_zts_c
+  build_php5.6_zts_c
+  build_php7.0_zts_c
+  build_php7.1_zts_c
+}
+
+build_php_all() {
+  build_php_all_32
+  build_php_compatibility
 }
 
 # Note: travis currently does not support testing more than one language so the
@@ -322,22 +609,35 @@
 if [ "$#" -ne 1 ]; then
   echo "
 Usage: $0 { cpp |
+            cpp_distcheck |
             csharp |
-            java_jdk6 |
             java_jdk7 |
             java_oracle7 |
-            javanano_jdk6 |
+            java_compatibility |
             javanano_jdk7 |
             javanano_oracle7 |
             objectivec_ios |
+            objectivec_ios_debug |
+            objectivec_ios_release |
             objectivec_osx |
+            objectivec_cocoapods_integration |
             python |
             python_cpp |
-            ruby19 |
-            ruby20 |
+            python_compatibility |
             ruby21 |
             ruby22 |
-            jruby }
+            jruby |
+            ruby_all |
+            php5.5   |
+            php5.5_c |
+            php5.6   |
+            php5.6_c |
+            php7.0   |
+            php7.0_c |
+            php_compatibility |
+            php7.1   |
+            php7.1_c |
+            php_all)
 "
   exit 1
 fi