Workaround for variadic API function support (#2458)

Author: kennykerr

crates/libs/bindgen/src/functions.rs

@@ -207,13 +207,11 @@ fn gen_link(gen: &Gen, signature: &Signature, cfg: &Cfg) -> TokenStream {
 
     let return_type = gen.return_sig(signature);
 
-    // TODO: blocked on https://github.com/rust-lang/rust/issues/110505
-    // let vararg = if signature.vararg {
-    //     "...".into()
-    // } else {
-    //     quote! {}
-    // };
-    let vararg = quote! {};
+    let vararg = if gen.sys && signature.vararg {
+        "...".into()
+    } else {
+        quote! {}
+    };
 
     if gen.std || !gen.namespace.starts_with("Windows.") {
         let library = library.trim_end_matches(".dll");
@@ -222,15 +220,15 @@ fn gen_link(gen: &Gen, signature: &Signature, cfg: &Cfg) -> TokenStream {
             #[link(name = #library)]
             extern #abi {
                 #link_name
-                pub fn #ident(#(#params),* #vararg) #return_type;
+                pub fn #ident(#(#params,)* #vararg) #return_type;
             }
         }
     } else if let Some(library) = gen.reader.method_def_static_lib(signature.def) {
         quote! {
             #[link(name = #library, kind = "static")]
             extern #abi {
                 #link_name
-                pub fn #ident(#(#params),* #vararg) #return_type;
+                pub fn #ident(#(#params,)* #vararg) #return_type;
             }
         }
     } else {

crates/libs/sys/src/Windows/Wdk/Storage/FileSystem/mod.rs

@@ -922,7 +922,7 @@
 #[cfg(feature = "Win32_Foundation")]
 ::windows_targets::link!("ntdll.dll" "system" #[doc = "*Required features: `\"Wdk_Storage_FileSystem\"`, `\"Win32_Foundation\"`*"] fn RtlInitializeSid(sid : super::super::super::Win32::Foundation:: PSID, identifierauthority : *const SID_IDENTIFIER_AUTHORITY, subauthoritycount : u8) -> super::super::super::Win32::Foundation:: NTSTATUS);
 #[cfg(feature = "Win32_Foundation")]
-::windows_targets::link!("ntdll.dll" "cdecl" #[doc = "*Required features: `\"Wdk_Storage_FileSystem\"`, `\"Win32_Foundation\"`*"] fn RtlInitializeSidEx(sid : super::super::super::Win32::Foundation:: PSID, identifierauthority : *const SID_IDENTIFIER_AUTHORITY, subauthoritycount : u8) -> super::super::super::Win32::Foundation:: NTSTATUS);
+::windows_targets::link!("ntdll.dll" "cdecl" #[doc = "*Required features: `\"Wdk_Storage_FileSystem\"`, `\"Win32_Foundation\"`*"] fn RtlInitializeSidEx(sid : super::super::super::Win32::Foundation:: PSID, identifierauthority : *const SID_IDENTIFIER_AUTHORITY, subauthoritycount : u8, ...) -> super::super::super::Win32::Foundation:: NTSTATUS);
 #[cfg(all(feature = "Wdk_Foundation", feature = "Win32_Foundation"))]
 ::windows_targets::link!("ntoskrnl.exe" "system" #[doc = "*Required features: `\"Wdk_Storage_FileSystem\"`, `\"Wdk_Foundation\"`, `\"Win32_Foundation\"`*"] fn RtlInitializeUnicodePrefix(prefixtable : *mut UNICODE_PREFIX_TABLE) -> ());
 #[cfg(all(feature = "Wdk_Foundation", feature = "Win32_Foundation"))]

crates/libs/sys/src/Windows/Wdk/System/SystemServices/mod.rs

@@ -124,9 +124,9 @@
 #[cfg(feature = "Win32_Foundation")]
 ::windows_targets::link!("ntoskrnl.exe" "system" #[doc = "*Required features: `\"Wdk_System_SystemServices\"`, `\"Win32_Foundation\"`*"] fn CmUnRegisterCallback(cookie : i64) -> super::super::super::Win32::Foundation:: NTSTATUS);
 ::windows_targets::link!("ntoskrnl.exe" "system" #[doc = "*Required features: `\"Wdk_System_SystemServices\"`*"] fn DbgBreakPointWithStatus(status : u32) -> ());
-::windows_targets::link!("ntdll.dll" "cdecl" #[doc = "*Required features: `\"Wdk_System_SystemServices\"`*"] fn DbgPrint(format : ::windows_sys::core::PCSTR) -> u32);
-::windows_targets::link!("ntdll.dll" "cdecl" #[doc = "*Required features: `\"Wdk_System_SystemServices\"`*"] fn DbgPrintEx(componentid : u32, level : u32, format : ::windows_sys::core::PCSTR) -> u32);
-::windows_targets::link!("ntdll.dll" "cdecl" #[doc = "*Required features: `\"Wdk_System_SystemServices\"`*"] fn DbgPrintReturnControlC(format : ::windows_sys::core::PCSTR) -> u32);
+::windows_targets::link!("ntdll.dll" "cdecl" #[doc = "*Required features: `\"Wdk_System_SystemServices\"`*"] fn DbgPrint(format : ::windows_sys::core::PCSTR, ...) -> u32);
+::windows_targets::link!("ntdll.dll" "cdecl" #[doc = "*Required features: `\"Wdk_System_SystemServices\"`*"] fn DbgPrintEx(componentid : u32, level : u32, format : ::windows_sys::core::PCSTR, ...) -> u32);
+::windows_targets::link!("ntdll.dll" "cdecl" #[doc = "*Required features: `\"Wdk_System_SystemServices\"`*"] fn DbgPrintReturnControlC(format : ::windows_sys::core::PCSTR, ...) -> u32);
 ::windows_targets::link!("ntdll.dll" "system" #[doc = "*Required features: `\"Wdk_System_SystemServices\"`*"] fn DbgPrompt(prompt : ::windows_sys::core::PCSTR, response : ::windows_sys::core::PSTR, length : u32) -> u32);
 #[cfg(feature = "Win32_Foundation")]
 ::windows_targets::link!("ntdll.dll" "system" #[doc = "*Required features: `\"Wdk_System_SystemServices\"`, `\"Win32_Foundation\"`*"] fn DbgQueryDebugFilterState(componentid : u32, level : u32) -> super::super::super::Win32::Foundation:: NTSTATUS);

crates/libs/sys/src/Windows/Win32/Devices/AllJoyn/mod.rs

@@ -332,24 +332,24 @@
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_message_isglobalbroadcast(msg : alljoyn_message) -> i32);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_message_issessionless(msg : alljoyn_message) -> i32);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_message_isunreliable(msg : alljoyn_message) -> i32);
-::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_message_parseargs(msg : alljoyn_message, signature : ::windows_sys::core::PCSTR) -> QStatus);
+::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_message_parseargs(msg : alljoyn_message, signature : ::windows_sys::core::PCSTR, ...) -> QStatus);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_message_setendianess(endian : i8) -> ());
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_message_tostring(msg : alljoyn_message, str : ::windows_sys::core::PCSTR, buf : usize) -> usize);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_array_create(size : usize) -> alljoyn_msgarg);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_array_element(arg : alljoyn_msgarg, index : usize) -> alljoyn_msgarg);
-::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_array_get(args : alljoyn_msgarg, numargs : usize, signature : ::windows_sys::core::PCSTR) -> QStatus);
-::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_array_set(args : alljoyn_msgarg, numargs : *mut usize, signature : ::windows_sys::core::PCSTR) -> QStatus);
-::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_array_set_offset(args : alljoyn_msgarg, argoffset : usize, numargs : *mut usize, signature : ::windows_sys::core::PCSTR) -> QStatus);
+::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_array_get(args : alljoyn_msgarg, numargs : usize, signature : ::windows_sys::core::PCSTR, ...) -> QStatus);
+::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_array_set(args : alljoyn_msgarg, numargs : *mut usize, signature : ::windows_sys::core::PCSTR, ...) -> QStatus);
+::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_array_set_offset(args : alljoyn_msgarg, argoffset : usize, numargs : *mut usize, signature : ::windows_sys::core::PCSTR, ...) -> QStatus);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_array_signature(values : alljoyn_msgarg, numvalues : usize, str : ::windows_sys::core::PCSTR, buf : usize) -> usize);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_array_tostring(args : alljoyn_msgarg, numargs : usize, str : ::windows_sys::core::PCSTR, buf : usize, indent : usize) -> usize);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_clear(arg : alljoyn_msgarg) -> ());
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_clone(destination : alljoyn_msgarg, source : alljoyn_msgarg) -> ());
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_copy(source : alljoyn_msgarg) -> alljoyn_msgarg);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_create() -> alljoyn_msgarg);
-::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_create_and_set(signature : ::windows_sys::core::PCSTR) -> alljoyn_msgarg);
+::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_create_and_set(signature : ::windows_sys::core::PCSTR, ...) -> alljoyn_msgarg);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_destroy(arg : alljoyn_msgarg) -> ());
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_equal(lhv : alljoyn_msgarg, rhv : alljoyn_msgarg) -> i32);
-::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_get(arg : alljoyn_msgarg, signature : ::windows_sys::core::PCSTR) -> QStatus);
+::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_get(arg : alljoyn_msgarg, signature : ::windows_sys::core::PCSTR, ...) -> QStatus);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_get_array_element(arg : alljoyn_msgarg, index : usize, element : *mut alljoyn_msgarg) -> ());
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_get_array_elementsignature(arg : alljoyn_msgarg, index : usize) -> ::windows_sys::core::PCSTR);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_get_array_numberofelements(arg : alljoyn_msgarg) -> usize);
@@ -376,15 +376,15 @@
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_get_uint8_array(arg : alljoyn_msgarg, length : *mut usize, ay : *mut u8) -> QStatus);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_get_variant(arg : alljoyn_msgarg, v : alljoyn_msgarg) -> QStatus);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_get_variant_array(arg : alljoyn_msgarg, signature : ::windows_sys::core::PCSTR, length : *mut usize, av : *mut alljoyn_msgarg) -> QStatus);
-::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_getdictelement(arg : alljoyn_msgarg, elemsig : ::windows_sys::core::PCSTR) -> QStatus);
+::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_getdictelement(arg : alljoyn_msgarg, elemsig : ::windows_sys::core::PCSTR, ...) -> QStatus);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_getkey(arg : alljoyn_msgarg) -> alljoyn_msgarg);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_getmember(arg : alljoyn_msgarg, index : usize) -> alljoyn_msgarg);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_getnummembers(arg : alljoyn_msgarg) -> usize);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_gettype(arg : alljoyn_msgarg) -> alljoyn_typeid);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_getvalue(arg : alljoyn_msgarg) -> alljoyn_msgarg);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_hassignature(arg : alljoyn_msgarg, signature : ::windows_sys::core::PCSTR) -> i32);
-::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_set(arg : alljoyn_msgarg, signature : ::windows_sys::core::PCSTR) -> QStatus);
-::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_set_and_stabilize(arg : alljoyn_msgarg, signature : ::windows_sys::core::PCSTR) -> QStatus);
+::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_set(arg : alljoyn_msgarg, signature : ::windows_sys::core::PCSTR, ...) -> QStatus);
+::windows_targets::link!("msajapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_set_and_stabilize(arg : alljoyn_msgarg, signature : ::windows_sys::core::PCSTR, ...) -> QStatus);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_set_bool(arg : alljoyn_msgarg, b : i32) -> QStatus);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_set_bool_array(arg : alljoyn_msgarg, length : usize, ab : *mut i32) -> QStatus);
 ::windows_targets::link!("msajapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_AllJoyn\"`*"] fn alljoyn_msgarg_set_double(arg : alljoyn_msgarg, d : f64) -> QStatus);

crates/libs/sys/src/Windows/Win32/Devices/DeviceAndDriverInstallation/mod.rs

@@ -921,8 +921,8 @@
 ::windows_targets::link!("setupapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_DeviceAndDriverInstallation\"`, `\"Win32_Foundation\"`, `\"Win32_System_Diagnostics_Debug\"`*"] fn SetupVerifyInfFileA(infname : ::windows_sys::core::PCSTR, altplatforminfo : *const SP_ALTPLATFORM_INFO_V2, infsignerinfo : *mut SP_INF_SIGNER_INFO_V2_A) -> super::super::Foundation:: BOOL);
 #[cfg(all(feature = "Win32_Foundation", feature = "Win32_System_Diagnostics_Debug"))]
 ::windows_targets::link!("setupapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_DeviceAndDriverInstallation\"`, `\"Win32_Foundation\"`, `\"Win32_System_Diagnostics_Debug\"`*"] fn SetupVerifyInfFileW(infname : ::windows_sys::core::PCWSTR, altplatforminfo : *const SP_ALTPLATFORM_INFO_V2, infsignerinfo : *mut SP_INF_SIGNER_INFO_V2_W) -> super::super::Foundation:: BOOL);
-::windows_targets::link!("setupapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_DeviceAndDriverInstallation\"`*"] fn SetupWriteTextLog(logtoken : u64, category : u32, flags : u32, messagestr : ::windows_sys::core::PCSTR) -> ());
-::windows_targets::link!("setupapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_DeviceAndDriverInstallation\"`*"] fn SetupWriteTextLogError(logtoken : u64, category : u32, logflags : u32, error : u32, messagestr : ::windows_sys::core::PCSTR) -> ());
+::windows_targets::link!("setupapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_DeviceAndDriverInstallation\"`*"] fn SetupWriteTextLog(logtoken : u64, category : u32, flags : u32, messagestr : ::windows_sys::core::PCSTR, ...) -> ());
+::windows_targets::link!("setupapi.dll" "cdecl" #[doc = "*Required features: `\"Win32_Devices_DeviceAndDriverInstallation\"`*"] fn SetupWriteTextLogError(logtoken : u64, category : u32, logflags : u32, error : u32, messagestr : ::windows_sys::core::PCSTR, ...) -> ());
 ::windows_targets::link!("setupapi.dll" "system" #[doc = "*Required features: `\"Win32_Devices_DeviceAndDriverInstallation\"`*"] fn SetupWriteTextLogInfLine(logtoken : u64, flags : u32, infhandle : *const ::core::ffi::c_void, context : *const INFCONTEXT) -> ());
 #[cfg(feature = "Win32_Foundation")]
 ::windows_targets::link!("newdev.dll" "system" #[doc = "*Required features: `\"Win32_Devices_DeviceAndDriverInstallation\"`, `\"Win32_Foundation\"`*"] fn UpdateDriverForPlugAndPlayDevicesA(hwndparent : super::super::Foundation:: HWND, hardwareid : ::windows_sys::core::PCSTR, fullinfpath : ::windows_sys::core::PCSTR, installflags : u32, brebootrequired : *mut super::super::Foundation:: BOOL) -> super::super::Foundation:: BOOL);