Add cmake and clang build to travis

.travis.yml

@@ -2,6 +2,7 @@ language: cpp
 
 env:
   global:
+    - LLVM_VERSION=3.8.0
     # Maintenance note: to move to a new version
     # of boost, update both BOOST_ROOT and BOOST_URL.
     # Note that for simplicity, BOOST_ROOT's final
@@ -27,22 +28,6 @@ packages: &gcc5_pkgs
   - autotools-dev
   - libc6-dbg
 
-packages: &clang38_pkgs
-  - clang-3.8
-  - g++-5
-  - python-software-properties
-  - libssl-dev
-  - libffi-dev
-  - libstdc++6
-  - binutils-gold
-  # Provides a backtrace if the unittests crash
-  - gdb
-  # Needed for installing valgrind
-  - subversion
-  - automake
-  - autotools-dev
-  - libc6-dbg
-
 matrix:
   include:
     # GCC/Coverage
@@ -53,6 +38,16 @@ matrix:
           sources: ['ubuntu-toolchain-r-test']
           packages: *gcc5_pkgs
 
+    # GCC/Debug/CMake
+    - compiler: gcc
+      env:
+        - GCC_VER=5
+        - VARIANT=debug
+        - ADDRESS_MODEL=64
+        - BUILD_SYSTEM=cmake
+        - PATH=$PWD/cmake/bin:$PATH
+      addons: *ao_gcc5
+
     # # GCC/Debug
     # - compiler: gcc
     #   env: GCC_VER=5 VARIANT=debug ADDRESS_MODEL=64
@@ -63,21 +58,31 @@ matrix:
 
     # Clang/UndefinedBehaviourSanitizer
     - compiler: clang
-      env: GCC_VER=5 VARIANT=usan CLANG_VER=3.8 ADDRESS_MODEL=64 UBSAN_OPTIONS='print_stacktrace=1'
-      addons: &ao_clang38
-        apt:
-          sources: ['ubuntu-toolchain-r-test', 'llvm-toolchain-precise-3.8']
-          packages: *clang38_pkgs
+      env:
+        - GCC_VER=5
+        - VARIANT=usan
+        - CLANG_VER=3.8
+        - ADDRESS_MODEL=64
+        - UBSAN_OPTIONS='print_stacktrace=1' 
+        - PATH=$PWD/llvm-$LLVM_VERSION/bin:$PATH
+      addons: *ao_gcc5
 
     # Clang/AddressSanitizer
     - compiler: clang
-      env: GCC_VER=5 VARIANT=asan CLANG_VER=3.8 ADDRESS_MODEL=64
-      addons: *ao_clang38
+      env:
+        - GCC_VER=5
+        - VARIANT=asan
+        - CLANG_VER=3.8
+        - ADDRESS_MODEL=64
+        - PATH=$PWD/llvm-$LLVM_VERSION/bin:$PATH
+      addons: *ao_gcc5
 
 cache:
   directories:
   - $BOOST_ROOT
   - $VALGRIND_ROOT
+  - llvm-$LLVM_VERSION
+  - cmake
 
 before_install:
   - scripts/install-dependencies.sh

scripts/build-and-test.sh

@@ -37,8 +37,8 @@ elif [[ $(uname -s) == "Linux" ]]; then
   num_proc_units=$(nproc)
   # Physical cores
   num_jobs=$(lscpu -p | grep -v '^#' | sort -u -t, -k 2,4 | wc -l)
-  if (("$num_proc_units" < "$num_jobs")); then
-    num_jobs=$num_proc_units
+  if ((${num_proc_units} < ${num_jobs})); then
+      num_jobs=$num_proc_units
   fi
 fi
 
@@ -82,6 +82,16 @@ function build_beast {
                -j${num_jobs}
 }
 
+function build_beast_cmake {
+    mkdir -p build
+    pushd build > /dev/null
+    cmake -DCMAKE_BUILD_TYPE=${VARIANT^} ..
+    make -j${num_jobs}
+    mkdir -p ../bin/$VARIANT
+    find . -executable -type f -exec cp {} ../bin/$VARIANT/. \;
+    popd > /dev/null
+}
+
 function run_autobahn_test_suite {
   # Run autobahn tests
   wsecho=$(find bin -name "websocket-echo" | grep /$VARIANT/)
@@ -108,7 +118,11 @@ function run_autobahn_test_suite {
 
 ##################################### BUILD ####################################
 
-build_beast
+if [[ ${BUILD_SYSTEM:-} == cmake ]]; then
+    build_beast_cmake
+else
+    build_beast
+fi
 
 ##################################### TESTS ####################################
 

scripts/install-dependencies.sh

@@ -12,11 +12,32 @@ do
   test -x $( type -p ${g}-$GCC_VER )
   ln -sv $(type -p ${g}-$GCC_VER) $HOME/bin/${g}
 done
-for c in clang clang++ llvm-symbolizer
-do
-    test -x $( type -p ${c}-$CLANG_VER )
-    ln -sv $(type -p ${c}-$CLANG_VER) $HOME/bin/${c}
-done
+
+if [[ -n ${CLANG_VER:-} ]]; then
+    # There are cases where the directory exists, but the exe is not available.
+    # Use this workaround for now.
+    if [[ ! -x llvm-${LLVM_VERSION}/bin/llvm-config ]] && [[ -d llvm-${LLVM_VERSION} ]]; then
+        rm -fr llvm-${LLVM_VERSION}
+    fi
+    if [[ ! -d llvm-${LLVM_VERSION} ]]; then
+        mkdir llvm-${LLVM_VERSION}
+        LLVM_URL="http://llvm.org/releases/${LLVM_VERSION}/clang+llvm-${LLVM_VERSION}-x86_64-linux-gnu-ubuntu-14.04.tar.xz"
+        wget -O - ${LLVM_URL} | tar -Jxvf - --strip 1 -C llvm-${LLVM_VERSION}
+    fi
+    llvm-${LLVM_VERSION}/bin/llvm-config --version;
+    export LLVM_CONFIG="llvm-${LLVM_VERSION}/bin/llvm-config";
+fi
+
+# There are cases where the directory exists, but the exe is not available.
+# Use this workaround for now.
+if [[ ! -x cmake/bin/cmake && -d cmake ]]; then
+    rm -fr cmake
+fi
+if [[ ! -d cmake && ${BUILD_SYSTEM:-} == cmake ]]; then
+  CMAKE_URL="http://www.cmake.org/files/v3.5/cmake-3.5.2-Linux-x86_64.tar.gz"
+  mkdir cmake && wget --no-check-certificate -O - ${CMAKE_URL} | tar --strip-components=1 -xz -C cmake
+fi
+
 # NOTE, changed from PWD -> HOME
 export PATH=$HOME/bin:$PATH