Some fixes for MinGW

Author: agruzdev

cmake/dependency.de265.cmake

@@ -31,7 +31,7 @@ set_property(TARGET DE265 PROPERTY FOLDER "Dependencies")
 
 set(LIBDE265_INCLUDE_DIRS ${INSTALL_DIR}/include)
 set(LIBDE265_LINK_DIRS ${INSTALL_DIR}/lib)
-if (WIN32)
+if (MSVC)
     set(LIBDE265_LIBRARY libde265)
 else()
     set(LIBDE265_LIBRARY de265)

cmake/dependency.kvazaar.cmake

@@ -31,7 +31,7 @@ set_property(TARGET KVAZAAR PROPERTY FOLDER "Dependencies")
 
 set(KVAZAAR_INCLUDE_DIRS ${INSTALL_DIR}/include)
 set(KVAZAAR_LINK_DIRS ${INSTALL_DIR}/lib)
-if(WIN32)
+if(MSVC)
     set(KVAZAAR_LIBRARY libkvazaar)
 else()
     set(KVAZAAR_LIBRARY kvazaar)

cmake/dependency.png.cmake

@@ -36,10 +36,10 @@ ExternalProject_Get_Property(PNG INSTALL_DIR)
 add_library(LibPNG INTERFACE)
 add_dependencies(LibPNG PNG)
 target_link_directories(LibPNG INTERFACE ${INSTALL_DIR}/lib)
-if(UNIX)
-    target_link_libraries(LibPNG INTERFACE libpng16${CMAKE_STATIC_LIBRARY_SUFFIX})
+if(MSVC)
+    target_link_libraries(LibPNG INTERFACE libpng16_static.lib)
 else()
-    target_link_libraries(LibPNG INTERFACE libpng16_static${CMAKE_STATIC_LIBRARY_SUFFIX})
+    target_link_libraries(LibPNG INTERFACE png16)
 endif()
 target_include_directories(LibPNG INTERFACE ${INSTALL_DIR}/include)
 set_property(TARGET PNG PROPERTY FOLDER "Dependencies")