cmake: Unconditionally add .rc files to sources

CMake ignores .rc files when compiling for non-Windows platform.
Checking for WIN32 before adding an .rc file to sources is redundant.

cmake/module/AddWindowsResources.cmake

@@ -4,12 +4,6 @@
 
 include_guard(GLOBAL)
 
-function(add_windows_resources target rc_file)
-  if(WIN32)
-    target_sources(${target} PRIVATE ${rc_file})
-  endif()
-endfunction()
-
 # Add a fusion manifest to Windows executables.
 # See: https://learn.microsoft.com/en-us/windows/win32/sbscs/application-manifests
 function(add_windows_application_manifest target)

src/CMakeLists.txt

@@ -164,10 +164,10 @@ if(ENABLE_WALLET)
   if(BUILD_WALLET_TOOL)
     add_executable(bitcoin-wallet
       bitcoin-wallet.cpp
+      bitcoin-wallet-res.rc
       init/bitcoin-wallet.cpp
       wallet/wallettool.cpp
     )
-    add_windows_resources(bitcoin-wallet bitcoin-wallet-res.rc)
     add_windows_application_manifest(bitcoin-wallet)
     target_link_libraries(bitcoin-wallet
       core_interface
@@ -302,8 +302,10 @@ endif()
 
 # Bitcoin wrapper executable that can call other executables.
 if(BUILD_BITCOIN_BIN)
-  add_executable(bitcoin bitcoin.cpp)
-  add_windows_resources(bitcoin bitcoin-res.rc)
+  add_executable(bitcoin
+    bitcoin.cpp
+    bitcoin-res.rc
+  )
   add_windows_application_manifest(bitcoin)
   target_link_libraries(bitcoin core_interface bitcoin_common bitcoin_util)
   install_binary_component(bitcoin HAS_MANPAGE)
@@ -313,9 +315,9 @@ endif()
 if(BUILD_DAEMON)
   add_executable(bitcoind
     bitcoind.cpp
+    bitcoind-res.rc
     init/bitcoind.cpp
   )
-  add_windows_resources(bitcoind bitcoind-res.rc)
   add_windows_application_manifest(bitcoind)
   target_link_libraries(bitcoind
     core_interface
@@ -352,8 +354,11 @@ target_link_libraries(bitcoin_cli
 
 # Bitcoin Core RPC client
 if(BUILD_CLI)
-  add_executable(bitcoin-cli bitcoin-cli.cpp init/basic.cpp)
-  add_windows_resources(bitcoin-cli bitcoin-cli-res.rc)
+  add_executable(bitcoin-cli
+    bitcoin-cli.cpp
+    bitcoin-cli-res.rc
+    init/basic.cpp
+  )
   add_windows_application_manifest(bitcoin-cli)
   target_link_libraries(bitcoin-cli
     core_interface
@@ -367,8 +372,10 @@ endif()
 
 
 if(BUILD_TX)
-  add_executable(bitcoin-tx bitcoin-tx.cpp)
-  add_windows_resources(bitcoin-tx bitcoin-tx-res.rc)
+  add_executable(bitcoin-tx
+    bitcoin-tx.cpp
+    bitcoin-tx-res.rc
+  )
   add_windows_application_manifest(bitcoin-tx)
   target_link_libraries(bitcoin-tx
     core_interface
@@ -381,8 +388,10 @@ endif()
 
 
 if(BUILD_UTIL)
-  add_executable(bitcoin-util bitcoin-util.cpp)
-  add_windows_resources(bitcoin-util bitcoin-util-res.rc)
+  add_executable(bitcoin-util
+    bitcoin-util.cpp
+    bitcoin-util-res.rc
+  )
   add_windows_application_manifest(bitcoin-util)
   target_link_libraries(bitcoin-util
     core_interface

src/qt/CMakeLists.txt

@@ -257,10 +257,10 @@ add_subdirectory(locale)
 
 add_executable(bitcoin-qt WIN32
   main.cpp
+  res/bitcoin-qt-res.rc
   ../init/bitcoin-qt.cpp
 )
 
-add_windows_resources(bitcoin-qt res/bitcoin-qt-res.rc)
 add_windows_application_manifest(bitcoin-qt)
 
 target_link_libraries(bitcoin-qt