Update build.info and support native system on win

CMakeLists.txt

@@ -57,8 +57,12 @@ if(Boost_FOUND)
   set(WITH_BOOST_FILESYSTEM true)
   add_definitions(-DWITH_FILESYSTEM)
   add_definitions(-DWITH_BOOST_FILESYSTEM)
-  message(STATUS "Found boost filesystem: ${Boost_VERSION}")
+  message(STATUS "With boost filesystem: ${Boost_VERSION}")
   #message(STATUS "  Boost_LIBRARIES: ${Boost_LIBRARIES}")
+elseif(OS_WIN)
+  add_definitions(-DWITH_FILESYSTEM)
+  add_definitions(-DWITH_NATIVE_FILESYSTEM)
+  message(STATUS "With native filesystem")
 endif()
 
 LIST(APPEND CMAKE_MODULE_PATH cmake)
@@ -72,8 +76,13 @@ set(MYNTEYE_NAME ${PROJECT_NAME})
 set(MYNTEYE_NAMESPACE "mynteye")
 message(STATUS "Namespace: ${MYNTEYE_NAMESPACE}")
 
-file(TO_NATIVE_PATH "${CMAKE_CURRENT_SOURCE_DIR}" MYNTEYE_SDK_ROOT_DIR)
-file(TO_NATIVE_PATH "${CMAKE_INSTALL_PREFIX}" MYNTEYE_SDK_INSTALL_DIR)
+if(MSVC)
+  string(REPLACE "/" "\\\\" MYNTEYE_SDK_ROOT_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
+  string(REPLACE "/" "\\\\" MYNTEYE_SDK_INSTALL_DIR "${CMAKE_INSTALL_PREFIX}")
+else()
+  file(TO_NATIVE_PATH "${CMAKE_CURRENT_SOURCE_DIR}" MYNTEYE_SDK_ROOT_DIR)
+  file(TO_NATIVE_PATH "${CMAKE_INSTALL_PREFIX}" MYNTEYE_SDK_INSTALL_DIR)
+endif()
 
 configure_file(
   include/mynteye/mynteye.h.in
@@ -243,7 +252,7 @@ install(EXPORT ${MYNTEYE_NAME}-targets
   DESTINATION ${MYNTEYE_CMAKE_INSTALLDIR}
 )
 
-find_package(CUDA QUIET)
+## build.info
 
 macro(set_default_value VARIABLE DEFAULT)
   if(NOT ${VARIABLE})
@@ -251,8 +260,18 @@ macro(set_default_value VARIABLE DEFAULT)
   endif()
 endmacro()
 
-set_default_value(GCC_VERSION_MAJOR 0)
-set_default_value(GCC_VERSION_MINOR 0)
+string(REPLACE "." ";" VERSION_LIST ${CMAKE_CXX_COMPILER_VERSION})
+list(GET VERSION_LIST 0 CXX_COMPILER_VERSION_MAJOR)
+list(GET VERSION_LIST 1 CXX_COMPILER_VERSION_MINOR)
+list(GET VERSION_LIST 2 CXX_COMPILER_VERSION_PATCH)
+list(GET VERSION_LIST 3 CXX_COMPILER_VERSION_TWEAK)
+
+find_package(CUDA QUIET)
+
+set_default_value(CXX_COMPILER_VERSION_MAJOR 0)
+set_default_value(CXX_COMPILER_VERSION_MINOR 0)
+set_default_value(CXX_COMPILER_VERSION_PATCH 0)
+set_default_value(CXX_COMPILER_VERSION_TWEAK 0)
 set_default_value(CUDA_VERSION_MAJOR 0)
 set_default_value(CUDA_VERSION_MINOR 0)
 set_default_value(OpenCV_VERSION_MAJOR 0)

cmake/Common.cmake

@@ -50,15 +50,10 @@ include(${CMAKE_CURRENT_LIST_DIR}/TargetArch.cmake)
 target_architecture(HOST_ARCH)
 message(STATUS "HOST_ARCH: ${HOST_ARCH}")
 
-if(CMAKE_COMPILER_IS_GNUCC)
-  execute_process(COMMAND gcc -dumpversion COMMAND cut -c 1-3 COMMAND tr -d '\n' OUTPUT_VARIABLE GCC_VERSION)
-  string(REGEX MATCHALL "[0-9]+" GCC_VERSION_COMPONMENTS ${GCC_VERSION})
-  list(GET GCC_VERSION_COMPONMENTS 0 GCC_VERSION_MAJOR)
-  list(GET GCC_VERSION_COMPONMENTS 1 GCC_VERSION_MINOR)
-  message(STATUS "GCC_VERSION: ${GCC_VERSION}")
-  #message(STATUS "GCC_VERSION_MAJOR: ${GCC_VERSION_MAJOR}")
-  #message(STATUS "GCC_VERSION_MINOR: ${GCC_VERSION_MINOR}")
-endif()
+# CMAKE_CXX_COMPILER_ID
+#   https://cmake.org/cmake/help/latest/variable/CMAKE_LANG_COMPILER_ID.html
+# CMAKE_CXX_COMPILER_VERSION
+#   https://cmake.org/cmake/help/latest/variable/CMAKE_LANG_COMPILER_VERSION.html
 
 # set_outdir(ARCHIVE_OUTPUT_DIRECTORY
 #            LIBRARY_OUTPUT_DIRECTORY

cmake/templates/build.info.in

@@ -3,9 +3,12 @@
 HOST_OS: "@HOST_OS@"
 HOST_NAME: "@HOST_NAME@"
 HOST_ARCH: "@HOST_ARCH@"
-GCC_VERSION: "@GCC_VERSION@"
-GCC_VERSION_MAJOR: @GCC_VERSION_MAJOR@
-GCC_VERSION_MINOR: @GCC_VERSION_MINOR@
+HOST_COMPILER: "@CMAKE_CXX_COMPILER_ID@"
+COMPILER_VERSION: "@CMAKE_CXX_COMPILER_VERSION@"
+COMPILER_VERSION_MAJOR: @CXX_COMPILER_VERSION_MAJOR@
+COMPILER_VERSION_MINOR: @CXX_COMPILER_VERSION_MINOR@
+COMPILER_VERSION_PATCH: @CXX_COMPILER_VERSION_PATCH@
+COMPILER_VERSION_TWEAK: @CXX_COMPILER_VERSION_TWEAK@
 CUDA_VERSION: "@CUDA_VERSION@"
 CUDA_VERSION_MAJOR: @CUDA_VERSION_MAJOR@
 CUDA_VERSION_MINOR: @CUDA_VERSION_MINOR@

src/api/api.cc

@@ -31,13 +31,19 @@
 #include "device/device.h"
 #include "internal/dl.h"
 
+#if defined(WITH_FILESYSTEM) && defined(WITH_NATIVE_FILESYSTEM)
+#if defined(OS_WIN)
+#include <windows.h>
+#endif
+#endif
+
 MYNTEYE_BEGIN_NAMESPACE
 
 namespace {
 
-#ifdef WITH_FILESYSTEM
+#if defined(WITH_FILESYSTEM)
 
-#ifdef WITH_BOOST_FILESYSTEM
+#if defined(WITH_BOOST_FILESYSTEM)
 
 namespace fs = boost::filesystem;
 
@@ -61,6 +67,24 @@ bool dir_exists(const fs::path &p) {
   }
 }
 
+#elif defined(WITH_NATIVE_FILESYSTEM)
+
+#if defined(OS_WIN)
+
+bool file_exists(const std::string &p) {
+  DWORD attrs = GetFileAttributes(p.c_str());
+  return (attrs != INVALID_FILE_ATTRIBUTES && !(attrs & FILE_ATTRIBUTE_DIRECTORY));
+}
+
+bool dir_exists(const std::string &p) {
+  DWORD attrs = GetFileAttributes(p.c_str());
+  return (attrs != INVALID_FILE_ATTRIBUTES && (attrs & FILE_ATTRIBUTE_DIRECTORY));
+}
+
+#else
+#error "Unsupported native filesystem"
+#endif
+
 #endif
 
 std::vector<std::string> get_plugin_paths() {
@@ -69,7 +93,7 @@ std::vector<std::string> get_plugin_paths() {
 
   cv::FileStorage fs(info_path, cv::FileStorage::READ);
   if (!fs.isOpened()) {
-    // LOG(ERROR) << "build.info not found";
+    LOG(WARNING) << "build.info not found: " << info_path;
     return {};
   }
 
@@ -83,19 +107,27 @@ std::vector<std::string> get_plugin_paths() {
   to_lower(host_name);
   std::string host_arch = fs["HOST_ARCH"];
   to_lower(host_arch);
-  // std::string gcc_version = fs["GCC_VERSION"];
-  int gcc_version_major = fs["GCC_VERSION_MAJOR"];
-  // int gcc_version_minor = fs["GCC_VERSION_MINOR"];
+  std::string host_compiler = fs["HOST_COMPILER"];
+  to_lower(host_compiler);
+
+  // std::string compiler_version = fs["COMPILER_VERSION"];
+  int compiler_version_major = fs["COMPILER_VERSION_MAJOR"];
+  // int compiler_version_minor = fs["COMPILER_VERSION_MINOR"];
+  // int compiler_version_patch = fs["COMPILER_VERSION_PATCH"];
+  // int compiler_version_tweak = fs["COMPILER_VERSION_TWEAK"];
+
   std::string cuda_version = fs["CUDA_VERSION"];
   // int cuda_version_major = fs["CUDA_VERSION_MAJOR"];
   // int cuda_version_minor = fs["CUDA_VERSION_MINOR"];
   // std::string cuda_version_string = fs["CUDA_VERSION_STRING"];
+
   std::string opencv_version = fs["OpenCV_VERSION"];
   // int opencv_version_major = fs["OpenCV_VERSION_MAJOR"];
   // int opencv_version_minor = fs["OpenCV_VERSION_MINOR"];
   // int opencv_version_patch = fs["OpenCV_VERSION_PATCH"];
   // int opencv_version_tweak = fs["OpenCV_VERSION_TWEAK"];
   // std::string opencv_version_status = fs["OpenCV_VERSION_STATUS"];
+
   std::string mynteye_version = fs["MYNTEYE_VERSION"];
   // int mynteye_version_major = fs["MYNTEYE_VERSION_MAJOR"];
   // int mynteye_version_minor = fs["MYNTEYE_VERSION_MINOR"];
@@ -107,7 +139,7 @@ std::vector<std::string> get_plugin_paths() {
   std::string lib_prefix;
   std::string lib_suffix;
   if (host_os == "linux") {
-    if (gcc_version_major < 5)
+    if (host_compiler != "gnu" || compiler_version_major < 5)
       return {};
     lib_prefix = "lib";
     lib_suffix = ".so";