[vcpkg-ci] Add test port for cmake user projects

scripts/ci.baseline.txt

@@ -131,6 +131,8 @@ clblast:x64-linux=fail
 clblast:x64-windows-static=fail
 clblast:x64-windows-static-md=fail
 clockutils:x64-linux=fail
+# CMake 3.4 needs libidn.so.11 (Ubuntu: libidn11)
+cmake-user:x64-linux=skip
 cmcstl2:arm64-windows      = skip
 cmcstl2:arm-uwp            = skip
 cmcstl2:x64-linux          = skip

scripts/test_ports/cmake-user/portfile.cmake

@@ -0,0 +1,171 @@
+set(VCPKG_POLICY_EMPTY_PACKAGE enabled)
+
+set(cmake_version OFF)
+if("cmake-3-4" IN_LIST FEATURES)
+    set(cmake_version 3.4.3)
+    string(REGEX REPLACE "([^.]*[.][^.]*).*" "\\1" cmake_major_minor "${cmake_version}")
+    if(HOST_TRIPLET MATCHES "^x.*-(windows|mingw)")
+        set(name "cmake-${cmake_version}-win32-x86")
+        vcpkg_download_distfile(legacy_cmake_archive
+            FILENAME "${name}.zip"
+            URLS "https://github.com/Kitware/CMake/releases/download/v${cmake_version}/${name}.zip"
+                 "https://cmake.org/files/v${cmake_major_minor}/${name}.zip"
+            SHA512 c74a8f85ce04a2c0f68fd315a9a7e2fee5cc98af9e8117cca6b35a4f0942cae2d101672e5936a8bfc20289c8c82da582531495308657348a1121e3f568588bd3
+        )
+        set(cmake_bin_dir "/bin")
+    elseif(HOST_TRIPLET MATCHES "^x.*-osx")
+        set(name "cmake-${cmake_version}-Darwin-x86_64")
+        vcpkg_download_distfile(legacy_cmake_archive
+            FILENAME "${name}.tar.gz"
+            URLS "https://github.com/Kitware/CMake/releases/download/v3.4.3/${name}.tar.gz"
+                 "https://cmake.org/files/v${cmake_major_minor}/${name}.tar.gz"
+            SHA512 c3da566a19e95b8f91bf601518b9c49304b9bb8500f5a086eb2c867514176278e51dd893952b8ab54a2839ed02c898036c7985fe0bb761db9ccb988343463ea2
+        )
+        set(cmake_bin_dir "/CMake.app/Contents/bin")
+    elseif(HOST_TRIPLET MATCHES "^x.*-linux")
+        set(name "cmake-${cmake_version}-Linux-x86_64")
+        vcpkg_download_distfile(legacy_cmake_archive
+            FILENAME "${name}.tar.gz"
+            URLS "https://github.com/Kitware/CMake/releases/download/v3.4.3/${name}.tar.gz"
+                 "https://cmake.org/files/v${cmake_major_minor}/${name}.tar.gz"
+            SHA512 455b8f940ccda0ba1169d3620db67c0bf89284126386408cd28b76b66c59c4c2ea5ad8def0095166e7524f6cf5202f117a2fa49e1525f93ed711657a5d2ae988
+        )
+        set(cmake_bin_dir "/bin")
+    else()
+        message(FATAL_ERROR "Unable to test feature 'cmake-3-4' for '${HOST_TRIPLET}' host.")
+    endif()
+
+    vcpkg_extract_source_archive_ex(
+        OUT_SOURCE_PATH legacy_cmake
+        ARCHIVE "${legacy_cmake_archive}"
+        REF "${cmake_version}"
+        WORKING_DIRECTORY "${CURRENT_BUILDTREES_DIR}/${name}"
+    )
+    set(CMAKE_COMMAND "${legacy_cmake}${cmake_bin_dir}/cmake")
+endif()
+
+set(packages "")
+if("find-package" IN_LIST FEATURES)
+    file(READ "${CMAKE_CURRENT_LIST_DIR}/vcpkg.json" vcpkg_json)
+    string(JSON packages_json GET "${vcpkg_json}" "features" "find-package" "dependencies")
+    string(JSON packages_count LENGTH "${packages_json}")
+    if(packages_count GREATER 0)
+        math(EXPR last "${packages_count} - 1")
+        foreach(i RANGE 0 ${last})
+            string(JSON package GET "${packages_json}" ${i} "$package")
+            list(APPEND packages "${package}")
+        endforeach()
+    endif()
+    if(VCPKG_TARGET_IS_WINDOWS AND NOT VCPKG_TARGET_IS_MINGW)
+        list(REMOVE_ITEM packages "Curses")
+    endif()
+endif()
+
+if(DEFINED ENV{VCPKG_FORCE_SYSTEM_BINARIES})
+    set(NINJA "ninja")
+else()
+    vcpkg_find_acquire_program(NINJA)
+endif()
+
+function(test_cmake_project)
+    cmake_parse_arguments(PARSE_ARGV 0 "arg" "" "NAME" "OPTIONS")
+    if(NOT arg_NAME)
+        message(FATAL_ERROR "The NAME argument is mandatory.")
+    endif()
+
+    set(build_dir "${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}-${arg_NAME}")
+    set(base_options
+        -G "Ninja"
+        "-DCMAKE_MAKE_PROGRAM=${NINJA}"
+        "-DCMAKE_TOOLCHAIN_FILE=${SCRIPTS}/buildsystems/vcpkg.cmake"
+        "-DVCPKG_INSTALLED_DIR=${_VCPKG_INSTALLED_DIR}"
+        "-DCMAKE_INSTALL_PREFIX=${build_dir}/install"
+        "-DVCPKG_TARGET_TRIPLET=${TARGET_TRIPLET}"
+        "-DVCPKG_MANIFEST_MODE=OFF"
+    )
+
+    if(DEFINED VCPKG_CMAKE_SYSTEM_NAME AND VCPKG_CMAKE_SYSTEM_NAME STREQUAL "WindowsStore")
+        list(APPEND base_options "-DCMAKE_SYSTEM_NAME=${VCPKG_CMAKE_SYSTEM_NAME}")
+        if(DEFINED VCPKG_CMAKE_SYSTEM_VERSION)
+            list(APPEND base_options "-DCMAKE_SYSTEM_VERSION=${VCPKG_CMAKE_SYSTEM_VERSION}")
+        endif()
+        if(DEFINED VCPKG_PLATFORM_TOOLSET)
+            list(APPEND base_options "-DVCPKG_PLATFORM_TOOLSET=${VCPKG_PLATFORM_TOOLSET}")
+        endif()
+    endif()
+
+    if(VCPKG_LIBRARY_LINKAGE STREQUAL "dynamic")
+        list(APPEND base_options -DBUILD_SHARED_LIBS=ON)
+    else()
+        list(APPEND base_options -DBUILD_SHARED_LIBS=OFF)
+    endif()
+
+    message(STATUS "Running tests for '${arg_NAME}'")
+    file(REMOVE_RECURSE "${build_dir}")
+    file(MAKE_DIRECTORY "${build_dir}")
+    vcpkg_execute_required_process(
+        COMMAND
+            "${CMAKE_COMMAND}" "${CMAKE_CURRENT_LIST_DIR}/project"
+            ${base_options}
+            ${arg_OPTIONS}
+        WORKING_DIRECTORY "${build_dir}"
+        LOGNAME "${TARGET_TRIPLET}-${arg_NAME}-config"
+    )
+    vcpkg_execute_required_process(
+        COMMAND
+            "${CMAKE_COMMAND}" --build . --target install
+        WORKING_DIRECTORY "${build_dir}"
+        LOGNAME "${TARGET_TRIPLET}-${arg_NAME}-build"
+    )
+    # To produce better error messages for failing wrappers,
+    # we run execute_process directly here, for each wrapper.
+    string(REPLACE " OFF:" ":" message
+    "  CMake ${cmake_version}: `find_package(@package@)` failed.\n"
+    "  See logs for more information:\n"
+    "    @log_out@\n"
+    "    @log_err@\n"
+    )
+    if(DEFINED ENV{BUILD_REASON}) # On Azure Pipelines, add extra markup.
+        string(REPLACE "  CMake" "##vso[task.logissue type=error]CMake" message "${message}")
+    endif()
+    foreach(package IN LISTS packages)
+        string(MAKE_C_IDENTIFIER "${package}" package_string)
+        set(find_package_build_dir "${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}-find-package-${package_string}-${arg_NAME}")
+        set(log_out "${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}-find-package-${package_string}-${arg_NAME}-out.log")
+        set(log_err "${CURRENT_BUILDTREES_DIR}/${TARGET_TRIPLET}-find-package-${package_string}-${arg_NAME}-err.log")
+
+        message(STATUS "  find_package(${package})")
+        file(REMOVE_RECURSE "${find_package_build_dir}")
+        file(MAKE_DIRECTORY "${find_package_build_dir}")
+        execute_process(
+            COMMAND
+                "${CMAKE_COMMAND}" "${CMAKE_CURRENT_LIST_DIR}/project"
+                ${base_options}
+                ${arg_OPTIONS}
+                "-DFIND_PACKAGES=${package}"
+            OUTPUT_FILE "${log_out}"
+            ERROR_FILE "${log_err}"
+            RESULT_VARIABLE package_result
+            WORKING_DIRECTORY "${find_package_build_dir}"
+        )
+        if(package_result)
+            string(CONFIGURE "${message}" package_message @ONLY)
+            message(SEND_ERROR "${package_message}")
+        endif()
+    endforeach()
+endfunction()
+
+test_cmake_project(NAME "release"
+    OPTIONS
+        "-DCMAKE_BUILD_TYPE=Release"
+        "-DCMAKE_PREFIX_PATH=SYSTEM_LIBS" # for testing VCPKG_PREFER_SYSTEM_LIBS
+        "-DVCPKG_PREFER_SYSTEM_LIBS=OFF"
+        "-DCHECK_CMAKE_VERSION=${cmake_version}"
+)
+test_cmake_project(NAME "debug"
+    OPTIONS
+        "-DCMAKE_BUILD_TYPE=Debug"
+        "-DCMAKE_PREFIX_PATH=SYSTEM_LIBS" # for testing VCPKG_PREFER_SYSTEM_LIBS
+        "-DVCPKG_PREFER_SYSTEM_LIBS=ON"
+        "-DCHECK_CMAKE_VERSION=${cmake_version}"
+)

scripts/test_ports/cmake-user/project/CMakeLists.txt

@@ -0,0 +1,66 @@
+cmake_minimum_required(VERSION 3.4)
+project(cmake-user LANGUAGES C)
+
+message(STATUS "CMAKE_COMMAND: ${CMAKE_COMMAND}")
+set(CHECK_CMAKE_VERSION "NOTFOUND" CACHE STRING "Version of CMake expected to be found")
+if(NOT CHECK_CMAKE_VERSION)
+    message(WARNING "CMake version check: skipped (actual: ${CMAKE_VERSION})")
+elseif(NOT CHECK_CMAKE_VERSION VERSION_EQUAL CMAKE_VERSION)
+    message(SEND_ERROR "CMake version check: failed (actual: ${CMAKE_VERSION} expected: ${CHECK_CMAKE_VERSION})")
+else()
+    message(STATUS "CMake version check: success (actual: ${CMAKE_VERSION})")
+endif()
+
+message(STATUS "CMAKE_PREFIX_PATH: ${CMAKE_PREFIX_PATH}")
+list(FIND CMAKE_PREFIX_PATH "SYSTEM_LIBS" system_libs)
+list(FIND CMAKE_PREFIX_PATH "${VCPKG_INSTALLED_DIR}/${VCPKG_TARGET_TRIPLET}" vcpkg)
+if(system_libs LESS 0)
+    message(SEND_ERROR "VCPKG_PREFER_SYSTEM_LIBS check: failed (Cannot find SYSTEM_LIBS in CMAKE_PREFIX_PATH.)")
+elseif(vcpkg LESS 0)
+    message(SEND_ERROR "VCPKG_PREFER_SYSTEM_LIBS check: failed (Cannot find vcpkg path in CMAKE_PREFIX_PATH.")
+elseif(VCPKG_PREFER_SYSTEM_LIBS AND system_libs GREATER vcpkg)
+    message(SEND_ERROR "VCPKG_PREFER_SYSTEM_LIBS check: failed (actual: ${VCPKG_PREFER_SYSTEM_LIBS}, but vcpkg paths are before system paths in CMAKE_PREFIX_PATH.)")
+elseif(NOT VCPKG_PREFER_SYSTEM_LIBS AND system_libs LESS vcpkg)
+    message(SEND_ERROR "VCPKG_PREFER_SYSTEM_LIBS check: failed (actual: ${VCPKG_PREFER_SYSTEM_LIBS}, but vcpkg paths are after system paths in CMAKE_PREFIX_PATH.)")
+else()
+    message(STATUS "VCPKG_PREFER_SYSTEM_LIBS check: success (actual: ${VCPKG_PREFER_SYSTEM_LIBS})")
+endif()
+
+# add_library overload
+file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/lib.c"  "int lib_unused() { return 1; }")
+add_library(lib "${CMAKE_CURRENT_BINARY_DIR}/lib.c")
+
+# add_executable overload
+file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/exe.c"  "int main() { return 0; }")
+add_executable(exe "${CMAKE_CURRENT_BINARY_DIR}/exe.c")
+
+# install overload
+set(X_VCPKG_APPLOCAL_DEPS_INSTALL 1)
+install(TARGETS exe lib
+  RUNTIME DESTINATION bin
+  ARCHIVE DESTINATION lib
+  LIBRARY DESTINATION lib
+)
+
+# find_package overload and wrapper
+set(FIND_PACKAGES "" CACHE STRING "List of packages to be found and used")
+foreach(package ${FIND_PACKAGES})
+    string(TOUPPER "${package}" package_upper)
+    set(CMAKE_FIND_DEBUG_MODE ON)
+    find_package("${package}" QUIET)
+    set(CMAKE_FIND_DEBUG_MODE OFF)
+    if(NOT ${package}_FOUND AND NOT ${package_upper}_FOUND)
+        message(SEND_ERROR "find_package(${package}) check: failed")
+    elseif(DEFINED ${package_upper}_LIBRARIES)
+        message(STATUS "${package_upper}_LIBRARIES: ${${package_upper}_LIBRARIES}")
+        message(STATUS "find_package(${package}) check: success")
+        target_link_libraries(exe PRIVATE ${${package_upper}_LIBRARIES})
+    elseif(DEFINED ${package}_LIBRARIES)
+        message(STATUS "${package}_LIBRARIES: ${${package}_LIBRARIES}")
+        message(STATUS "find_package(${package}) check: success")
+        target_link_libraries(exe PRIVATE ${${package}_LIBRARIES})
+    else()
+        message(STATUS "${package}_LIBRARIES: undefined")
+        message(STATUS "find_package(${package}) check: success")
+    endif()
+endforeach()

scripts/test_ports/cmake-user/vcpkg.json

@@ -0,0 +1,71 @@
+{
+  "name": "cmake-user",
+  "version-date": "2021-07-24",
+  "description": "Test port to verify the vcpkg toolchain in cmake user projects",
+  "default-features": [
+    "ci"
+  ],
+  "features": {
+    "ci": {
+      "description": "The CI set of features to test",
+      "dependencies": [
+        {
+          "name": "cmake-user",
+          "default-features": false,
+          "features": [
+            "find-package"
+          ]
+        },
+        {
+          "name": "cmake-user",
+          "default-features": false,
+          "features": [
+            "cmake-3-4"
+          ],
+          "platform": "x64 & (windows | linux | osx) & !uwp"
+        }
+      ]
+    },
+    "cmake-3-4": {
+      "description": "Use CMake 3.4 to build the test project"
+    },
+    "find-package": {
+      "description": "Ports to be tested via find_package($package)",
+      "dependencies": [
+        {
+          "$package": "BZip2",
+          "name": "bzip2"
+        },
+        {
+          "$package": "EXPAT",
+          "name": "expat"
+        },
+        {
+          "$package": "Freetype",
+          "name": "freetype"
+        },
+        {
+          "$package": "Intl",
+          "name": "gettext"
+        },
+        {
+          "$package": "GIF",
+          "name": "giflib"
+        },
+        {
+          "$package": "LibLZMA",
+          "name": "liblzma"
+        },
+        {
+          "$package": "Curses",
+          "name": "ncurses",
+          "platform": "!windows & !uwp"
+        },
+        {
+          "$package": "ZLIB",
+          "name": "zlib"
+        }
+      ]
+    }
+  }
+}