aui.boot.cmake: better diagnostics for precompiled libraries

Author: Alex2772

aui.boot.cmake

@@ -116,15 +116,8 @@ endif()
 set(BUILD_SHARED_LIBS ${_build_shared})
 
 if (MSVC)
-    if(AUI_BUILD_FOR STREQUAL "winxp")
-        set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>" CACHE STRING "" FORCE)
-        if (NOT DEFINED CMAKE_TOOLCHAIN_FILE)
-            set(CMAKE_TOOLCHAIN_FILE ${AUI_BUILD_AUI_ROOT}/cmake/toolchains/winxp-x86.cmake)
-        endif()
-    else()
-        if(NOT DEFINED CMAKE_MSVC_RUNTIME_LIBRARY)
-            set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>DLL"  CACHE STRING "" FORCE)
-        endif()
+    if (NOT CMAKE_MSVC_RUNTIME_LIBRARY)
+        set(CMAKE_MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>DLL")
         message(STATUS "AUI.Boot CMAKE_MSVC_RUNTIME_LIBRARY is not set - defaulting to ${CMAKE_MSVC_RUNTIME_LIBRARY}")
     endif()
 endif()
@@ -423,13 +416,15 @@ function(_auib_try_download_precompiled_binary)
         message(STATUS "GitHub detected, checking for precompiled package...")
     endif()
 
+    set(_diagnostics "")
     foreach(_binary_download_url ${_binary_download_urls})
         if (CMAKE_VERSION VERSION_GREATER_EQUAL 3.19)
             # since CMake 3.19 there's a way to check for file existence
 
             file(DOWNLOAD ${_binary_download_url} STATUS _status)
-            list(GET _status 0 _status)
-            if (NOT _status STREQUAL 0)
+            list(GET _status 0 _status_code)
+            if (NOT _status_code STREQUAL 0)
+                list(APPEND _diagnostics "\n${_binary_download_url} : ${_status}")
                 continue()
             endif()
         endif()
@@ -455,11 +450,8 @@ function(_auib_try_download_precompiled_binary)
             return()
         endif()
     endforeach()
-    if (AUIB_DEBUG_PRECOMPILED STREQUAL ${AUI_MODULE_NAME})
-        message(FATAL_ERROR "Precompiled binary for ${AUI_MODULE_NAME} is not available"
-                "\ntrace: download urls: ${_binary_download_urls}")
-    endif()
-    message(STATUS "Precompiled binary for ${AUI_MODULE_NAME} is not available")
+    message(STATUS "Precompiled binary for ${AUI_MODULE_NAME} is not available"
+            "\nNote: tried following urls: ${_diagnostics}")
 endfunction()
 
 function(_auib_dump_with_prefix PREFIX PATH)