Revert "api: dotnet: switch to multi-targeting project and modern cma…

…ke-dotnet integration."

.gitignore

@@ -76,6 +76,3 @@ src/api/ml/z3.mllib
 *.bak
 doc/api
 doc/code
-.vs
-examples/**/obj
-CMakeSettings.json

.travis.yml

@@ -20,7 +20,7 @@ env:
     # 64-bit UBSan Debug build
     - LINUX_BASE=ubuntu_16.04 C_COMPILER=/usr/bin/clang-3.9 CXX_COMPILER=/usr/bin/clang++-3.9 TARGET_ARCH=x86_64 Z3_BUILD_TYPE=Debug UBSAN_BUILD=1 RUN_UNIT_TESTS=SKIP
     # 64-bit ASan Debug build
-    - LINUX_BASE=ubuntu_16.04 C_COMPILER=/usr/bin/clang-3.9 CXX_COMPILER=/usr/bin/clang++-3.9 TARGET_ARCH=x86_64 Z3_BUILD_TYPE=Debug ASAN_BUILD=1 RUN_UNIT_TESTS=SKIP ASAN_DSO=/usr/lib/clang/3.9/lib/linux/libclang_rt.asan-x86_64.so 
+    - LINUX_BASE=ubuntu_16.04 C_COMPILER=/usr/bin/clang-3.9 CXX_COMPILER=/usr/bin/clang++-3.9 TARGET_ARCH=x86_64 Z3_BUILD_TYPE=Debug ASAN_BUILD=1 RUN_UNIT_TESTS=SKIP ASAN_DSO=/usr/lib/clang/3.9/lib/linux/libclang_rt.asan-x86_64.so
     # Build for running unit tests under ASan/UBSan
     # FIXME: We should really be doing a debug build but the unit tests run too
     # slowly when we do that.
@@ -85,7 +85,6 @@ matrix:
       osx_image: xcode8.3
       # Note: Apple Clang does not support OpenMP
       env: Z3_BUILD_TYPE=RelWithDebInfo USE_OPENMP=0 DOTNET_BINDINGS=0
-
 script:
   # Use `travis_wait` when doing LTO builds because this configuration will
   # have long link times during which it will not show any output which

contrib/ci/Dockerfiles/z3_base_ubuntu32_16.04.Dockerfile

@@ -32,6 +32,7 @@ RUN apt-get update && \
         libomp-dev \
         llvm-3.9 \
         make \
+        mono-devel \
         ninja-build \
         python3 \
         python3-setuptools \
@@ -47,6 +48,4 @@ RUN useradd -m user && \
     echo 'user  ALL=(root) NOPASSWD: ALL' >> /etc/sudoers
 USER user
 WORKDIR /home/user
-# TODO .NET core does not support Linux x86 yet, disable it for now.
-# see: https://github.com/dotnet/coreclr/issues/9265
-ENV ASAN_SYMBOLIZER_PATH=/usr/lib/llvm-3.9/bin/llvm-symbolizer DOTNET_BINDINGS=0
+ENV ASAN_SYMBOLIZER_PATH=/usr/lib/llvm-3.9/bin/llvm-symbolizer

contrib/ci/Dockerfiles/z3_base_ubuntu_14.04.Dockerfile

@@ -2,10 +2,9 @@ FROM ubuntu:14.04
 
 RUN apt-get update && \
     apt-get -y --no-install-recommends install \
-        apt-transport-https \
         binutils \
         clang-3.9 \
-        curl \
+        cmake \
         doxygen \
         default-jdk \
         gcc-multilib \
@@ -19,20 +18,13 @@ RUN apt-get update && \
         lib32gomp1 \
         llvm-3.9 \
         make \
+        mono-devel \
         ninja-build \
         python3 \
         python3-setuptools \
         python2.7 \
         python-setuptools
 
-RUN curl -SL https://packages.microsoft.com/config/ubuntu/14.04/packages-microsoft-prod.deb --output packages-microsoft-prod.deb && \
-    dpkg -i packages-microsoft-prod.deb && \
-    apt-get update && \
-    apt-get -y --no-install-recommends install dotnet-sdk-2.1
-
-RUN curl -SL https://cmake.org/files/v3.12/cmake-3.12.0-Linux-x86_64.sh --output cmake-3.12.0-Linux-x86_64.sh && \
-    sh cmake-3.12.0-Linux-x86_64.sh --prefix=/usr/local --exclude-subdir
-
 # Create `user` user for container with password `user`.  and give it
 # password-less sudo access
 RUN useradd -m user && \

contrib/ci/Dockerfiles/z3_base_ubuntu_16.04.Dockerfile

@@ -2,12 +2,10 @@ FROM ubuntu:16.04
 
 RUN apt-get update && \
     apt-get -y --no-install-recommends install \
-        apt-transport-https \
         binutils \
         clang \
         clang-3.9 \
         cmake \
-        curl \
         doxygen \
         default-jdk \
         gcc-multilib \
@@ -22,18 +20,14 @@ RUN apt-get update && \
         libomp-dev \
         llvm-3.9 \
         make \
+        mono-devel \
         ninja-build \
         python3 \
         python3-setuptools \
         python2.7 \
         python-setuptools \
         sudo
 
-RUN curl -SL https://packages.microsoft.com/config/ubuntu/16.04/packages-microsoft-prod.deb --output packages-microsoft-prod.deb && \
-    dpkg -i packages-microsoft-prod.deb && \
-    apt-get update && \
-    apt-get -y --no-install-recommends install dotnet-sdk-2.1
-
 # Create `user` user for container with password `user`.  and give it
 # password-less sudo access
 RUN useradd -m user && \

contrib/ci/scripts/test_z3_examples_cmake.sh

@@ -88,14 +88,11 @@ if [ "X${PYTHON_BINDINGS}" = "X1" ]; then
 fi
 
 if [ "X${DOTNET_BINDINGS}" = "X1" ]; then
+  # Build .NET example
+  # FIXME: Move compliation step into CMake target
+  mcs ${Z3_SRC_DIR}/examples/dotnet/Program.cs /target:exe /out:dotnet_test.exe /reference:Microsoft.Z3.dll /r:System.Numerics.dll
   # Run .NET example
-  if [ "X${ASAN_BUILD}" = "X1" ]; then
-    # The dotnet test get stuck on ASAN
-    # so don't run it for now.
-    echo "Skipping .NET example under ASan build"
-  else
-    run_quiet run_non_native_binding dotnet ${Z3_BUILD_DIR}/dotnet/netcoreapp2.0/dotnet.dll
-  fi
+  run_quiet run_non_native_binding mono ./dotnet_test.exe
 fi
 
 if [ "X${JAVA_BINDINGS}" = "X1" ]; then

examples/CMakeLists.txt

@@ -112,10 +112,3 @@ set_target_properties(z3_tptp5 PROPERTIES EXCLUDE_FROM_ALL TRUE)
 if (BUILD_PYTHON_BINDINGS)
   add_subdirectory(python)
 endif()
-
-################################################################################
-# Build dotnet examples
-################################################################################
-if (BUILD_DOTNET_BINDINGS)
-    add_subdirectory(dotnet)
-endif()

examples/dotnet/README

@@ -1,6 +1,7 @@
 Small example using the .Net bindings.
+This example is only built if you have Visual Studio.
 To build the example execute
    make examples
 in the build directory.
 
-It will create a .net core 2.0 app.
+It will create the executable dotnet_example.exe