src/CMakeLists: make project less Windows-only.

src/CMakeLists.txt

@@ -20,7 +20,10 @@ set(CMAKE_CXX_EXTENSIONS OFF)
 
 set(SAVETOOL_PROJECT_VERSION 1.5.0-pre)
 
-find_package(Corrade REQUIRED Main Containers Utility)
+find_package(Corrade REQUIRED Containers Utility)
+if(CORRADE_TARGET_WINDOWS)
+    find_package(Corrade REQUIRED Main)
+endif()
 find_package(Magnum REQUIRED GL Sdl2Application)
 find_package(MagnumIntegration REQUIRED ImGui)
 find_package(CURL REQUIRED HTTPS)
@@ -34,6 +37,10 @@ corrade_add_resource(Assets assets.conf)
 add_subdirectory(Logger EXCLUDE_FROM_ALL)
 add_subdirectory(UESaveFile EXCLUDE_FROM_ALL)
 
+if(CORRADE_TARGET_WINDOWS)
+    set(SAVETOOL_RC_FILE resource.rc)
+endif()
+
 add_executable(MassBuilderSaveTool WIN32
     main.cpp
     SaveTool/SaveTool.h
@@ -93,7 +100,7 @@ add_executable(MassBuilderSaveTool WIN32
     Utilities/Crc32.h
     FontAwesome/IconsFontAwesome5.h
     FontAwesome/IconsFontAwesome5Brands.h
-    resource.rc
+    ${SAVETOOL_RC_FILE}
     ${Assets}
 )
 
@@ -120,7 +127,6 @@ endif()
 target_link_libraries(MassBuilderSaveTool PRIVATE
     Corrade::Containers
     Corrade::Utility
-    Corrade::Main
     Magnum::Magnum
     Magnum::GL
     Magnum::Sdl2Application
@@ -130,6 +136,12 @@ target_link_libraries(MassBuilderSaveTool PRIVATE
     efsw::efsw
     libzip::zip
     CURL::libcurl_static
+)
+
+if(CORRADE_TARGET_WINDOWS)
+    target_link_libraries(MassBuilderSaveTool PRIVATE
+        Corrade::Main
         imm32
         wtsapi32
     )
+endif()