try to build vcpkg on travis

.travis.yml

@@ -36,6 +36,36 @@ matrix:
         - CMAKE_PATH="/c/Program Files/CMake/bin"
       script: 
         - export PATH=$CMAKE_PATH:$PATH
-        - cmake -DUSE_TLS=1 -DUSE_WS=1 -DUSE_MBED_TLS=1 .
+        - cmake -DUSE_TLS=1 -DUSE_WS=1 -DUSE_MBED_TLS=1 -DUSE_VENDORED_THIRD_PARTY=1 .
         - cmake --build --parallel .
         - python test/run.py
+
+install:
+  # HACK: gcc 8.0.1 is missing movdirintrin.h so just download it. We need this for GLM and Vectrexy to build.
+  - sudo wget https://raw.githubusercontent.com/gcc-mirror/gcc/gcc-8-branch/gcc/config/i386/movdirintrin.h -P /usr/lib/gcc/x86_64-linux-gnu/8/include/
+
+  # Create deps dir
+  - mkdir -p ${DEPS_DIR}
+
+  # Set compiler vars
+  - export CC=${CC_COMPILER}
+  - export CXX=${CXX_COMPILER}
+
+  # Install vcpkg and dependencies
+  - |
+    set -e
+    mkdir -p ${DEPS_DIR}/vcpkg
+    pushd ${DEPS_DIR}/vcpkg
+    git init
+    git remote add origin https://github.com/Microsoft/vcpkg.git
+    git fetch origin master
+    git checkout -b master origin/master
+    ./bootstrap-vcpkg.sh
+    # Only build release libs to save time. We inject a new line first since some cmake files don't end with one.
+    echo -e '\nset(VCPKG_BUILD_TYPE release)' >> ./triplets/${VCPKG_TRIPLET}.cmake
+    ./vcpkg install sdl2 sdl2-net glew glm stb imgui
+    popd
+
+cache:
+  directories:
+- ${DEPS_DIR}/vcpkg/installed

CHANGELOG.md

@@ -3,6 +3,7 @@ All notable changes to this project will be documented in this file.
 
 ## [unreleased] - 2019-06-09
 ### Changed
+- mbedtls and zlib are searched with find_package, and we use the vendored version if nothing is found
 - travis CI uses g++ on Linux
 
 ## [4.0.0] - 2019-06-09

CMake/FindMbedTLS.cmake

@@ -0,0 +1,13 @@
+find_path(MBEDTLS_INCLUDE_DIRS mbedtls/ssl.h)
+
+find_library(MBEDTLS_LIBRARY mbedtls)
+find_library(MBEDX509_LIBRARY mbedx509)
+find_library(MBEDCRYPTO_LIBRARY mbedcrypto)
+
+set(MBEDTLS_LIBRARIES "${MBEDTLS_LIBRARY}" "${MBEDX509_LIBRARY}" "${MBEDCRYPTO_LIBRARY}")
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(MBEDTLS DEFAULT_MSG
+    MBEDTLS_INCLUDE_DIRS MBEDTLS_LIBRARY MBEDX509_LIBRARY MBEDCRYPTO_LIBRARY)
+
+mark_as_advanced(MBEDTLS_INCLUDE_DIRS MBEDTLS_LIBRARY MBEDX509_LIBRARY MBEDCRYPTO_LIBRARY)

CMakeLists.txt

@@ -4,6 +4,8 @@
 #
 
 cmake_minimum_required(VERSION 3.4.1)
+set(CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMake;${CMAKE_MODULE_PATH}")
+
 project(ixwebsocket C CXX)
 
 set (CMAKE_CXX_STANDARD 14)
@@ -20,64 +22,64 @@ if ("${CMAKE_CXX_COMPILER_ID}" MATCHES "Clang")
 endif()
 
 set( IXWEBSOCKET_SOURCES
+    ixwebsocket/IXCancellationRequest.cpp
+    ixwebsocket/IXConnectionState.cpp
+    ixwebsocket/IXDNSLookup.cpp
+    ixwebsocket/IXHttpClient.cpp
+    ixwebsocket/IXNetSystem.cpp
+    ixwebsocket/IXSelectInterrupt.cpp
+    ixwebsocket/IXSelectInterruptFactory.cpp
     ixwebsocket/IXSocket.cpp
-    ixwebsocket/IXSocketServer.cpp
     ixwebsocket/IXSocketConnect.cpp
     ixwebsocket/IXSocketFactory.cpp
-    ixwebsocket/IXDNSLookup.cpp
-    ixwebsocket/IXCancellationRequest.cpp
-    ixwebsocket/IXNetSystem.cpp
+    ixwebsocket/IXSocketServer.cpp
+    ixwebsocket/IXUrlParser.cpp
     ixwebsocket/IXWebSocket.cpp
-    ixwebsocket/IXWebSocketServer.cpp
-    ixwebsocket/IXWebSocketTransport.cpp
+    ixwebsocket/IXWebSocketCloseConstants.cpp
     ixwebsocket/IXWebSocketHandshake.cpp
+    ixwebsocket/IXWebSocketHttpHeaders.cpp
+    ixwebsocket/IXWebSocketMessageQueue.cpp
     ixwebsocket/IXWebSocketPerMessageDeflate.cpp
     ixwebsocket/IXWebSocketPerMessageDeflateCodec.cpp
     ixwebsocket/IXWebSocketPerMessageDeflateOptions.cpp
-    ixwebsocket/IXWebSocketHttpHeaders.cpp
-    ixwebsocket/IXHttpClient.cpp
-    ixwebsocket/IXUrlParser.cpp
+    ixwebsocket/IXWebSocketServer.cpp
+    ixwebsocket/IXWebSocketTransport.cpp
     ixwebsocket/LUrlParser.cpp
-    ixwebsocket/IXSelectInterrupt.cpp
-    ixwebsocket/IXSelectInterruptFactory.cpp
-    ixwebsocket/IXConnectionState.cpp
-    ixwebsocket/IXWebSocketCloseConstants.cpp
-    ixwebsocket/IXWebSocketMessageQueue.cpp
 )
 
 set( IXWEBSOCKET_HEADERS
-    ixwebsocket/IXSocket.h
-    ixwebsocket/IXSocketServer.h
-    ixwebsocket/IXSocketConnect.h
-    ixwebsocket/IXSocketFactory.h
-    ixwebsocket/IXSetThreadName.h
-    ixwebsocket/IXDNSLookup.h
     ixwebsocket/IXCancellationRequest.h
+    ixwebsocket/IXConnectionState.h
+    ixwebsocket/IXDNSLookup.h
+    ixwebsocket/IXHttpClient.h
     ixwebsocket/IXNetSystem.h
     ixwebsocket/IXProgressCallback.h
+    ixwebsocket/IXSelectInterrupt.h
+    ixwebsocket/IXSelectInterruptFactory.h
+    ixwebsocket/IXSetThreadName.h
+    ixwebsocket/IXSocket.h
+    ixwebsocket/IXSocketConnect.h
+    ixwebsocket/IXSocketFactory.h
+    ixwebsocket/IXSocketServer.h
+    ixwebsocket/IXUrlParser.h
     ixwebsocket/IXWebSocket.h
-    ixwebsocket/IXWebSocketServer.h
-    ixwebsocket/IXWebSocketTransport.h
-    ixwebsocket/IXWebSocketHandshake.h
-    ixwebsocket/IXWebSocketSendInfo.h
-    ixwebsocket/IXWebSocketErrorInfo.h
+    ixwebsocket/IXWebSocketCloseConstants.h
     ixwebsocket/IXWebSocketCloseInfo.h
-    ixwebsocket/IXWebSocketOpenInfo.h
-    ixwebsocket/IXWebSocketMessageType.h
+    ixwebsocket/IXWebSocketErrorInfo.h
+    ixwebsocket/IXWebSocketHandshake.h
+    ixwebsocket/IXWebSocketHttpHeaders.h
     ixwebsocket/IXWebSocketMessage.h
+    ixwebsocket/IXWebSocketMessageQueue.h
+    ixwebsocket/IXWebSocketMessageType.h
+    ixwebsocket/IXWebSocketOpenInfo.h
     ixwebsocket/IXWebSocketPerMessageDeflate.h
     ixwebsocket/IXWebSocketPerMessageDeflateCodec.h
     ixwebsocket/IXWebSocketPerMessageDeflateOptions.h
-    ixwebsocket/IXWebSocketHttpHeaders.h
-    ixwebsocket/libwshandshake.hpp
-    ixwebsocket/IXHttpClient.h
-    ixwebsocket/IXUrlParser.h
+    ixwebsocket/IXWebSocketSendInfo.h
+    ixwebsocket/IXWebSocketServer.h
+    ixwebsocket/IXWebSocketTransport.h
     ixwebsocket/LUrlParser.h
-    ixwebsocket/IXSelectInterrupt.h
-    ixwebsocket/IXSelectInterruptFactory.h
-    ixwebsocket/IXConnectionState.h
-    ixwebsocket/IXWebSocketCloseConstants.h
-    ixwebsocket/IXWebSocketMessageQueue.h
+    ixwebsocket/libwshandshake.hpp
 )
 
 if (UNIX)
@@ -141,25 +143,28 @@ if (USE_OPEN_SSL)
 endif()
 
 if (USE_MBED_TLS)
-  set (ENABLE_PROGRAMS OFF)
-  add_subdirectory(third_party/mbedtls)
-  include_directories(third_party/mbedtls/include)
+  if (USE_VENDORED_THIRD_PARTY)
+    set (ENABLE_PROGRAMS OFF)
+    add_subdirectory(third_party/mbedtls)
+    include_directories(third_party/mbedtls/include)
 
-  target_link_libraries(ixwebsocket mbedtls)
+    target_link_libraries(ixwebsocket mbedtls)
+  else()
+    find_package(MbedTLS REQUIRED)
+    include_directories(${MBEDTLS_INCLUDE_DIRS})
+    target_link_libraries(ixwebsocket ${MBEDTLS_LIBRARIES})
+  endif()
 endif()
 
-if (WIN32)
+find_package(ZLIB REQUIRED)
+if (ZLIB_FOUND)
+  include_directories(${ZLIB_INCLUDE_DIRS})
+  target_link_libraries(ixwebsocket ${ZLIB_LIBRARIES})
+else()
   add_subdirectory(third_party/zlib)
   include_directories(third_party/zlib ${CMAKE_CURRENT_BINARY_DIR}/third_party/zlib)
   target_link_libraries(ixwebsocket zlibstatic wsock32 ws2_32)
   add_definitions(-D_CRT_SECURE_NO_WARNINGS)
-
-else()
-  # gcc/Linux needs -pthread
-  find_package(Threads)
-
-  target_link_libraries(ixwebsocket 
-    z ${CMAKE_THREAD_LIBS_INIT})
 endif()
 
 set( IXWEBSOCKET_INCLUDE_DIRS
@@ -171,7 +176,7 @@ if (CMAKE_CXX_COMPILER_ID MATCHES "MSVC")
     target_compile_options(ixwebsocket PRIVATE /MP)
 endif()
 
-target_include_directories( ixwebsocket PUBLIC ${IXWEBSOCKET_INCLUDE_DIRS} )
+target_include_directories(ixwebsocket PUBLIC ${IXWEBSOCKET_INCLUDE_DIRS})
 
 set_target_properties(ixwebsocket PROPERTIES PUBLIC_HEADER "${IXWEBSOCKET_HEADERS}")
 

makefile

@@ -12,7 +12,7 @@ brew:
 	mkdir -p build && (cd build ; cmake -DUSE_TLS=1 -DUSE_WS=1 .. ; make -j install)
 
 ws:
-	mkdir -p build && (cd build ; cmake -DUSE_TLS=1 -DUSE_WS=1 -DUSE_MBED_TLS=1 .. ; make -j)
+	mkdir -p build && (cd build ; cmake -DUSE_TLS=1 -DUSE_WS=1 -DUSE_MBED_TLS=1 -DUSE_VENDORED_THIRD_PARTY=1 .. ; make -j)
 
 uninstall:
 	xargs rm -fv < build/install_manifest.txt