Add windows_sys type definitions for ARM32 manually

library/std/src/sys/windows/c/windows_sys.rs

@@ -4275,3 +4275,23 @@ impl ::core::clone::Clone for XSAVE_FORMAT {
  *self
  }
 }
+// Begin of ARM32 shim
+// The raw content of this file should be processed by `generate-windows-sys`
+// to be merged with the generated binding. It is not supposed to be used as
+// a normal Rust module.
+cfg_if::cfg_if! {
+if #[cfg(target_arch = "arm")] {
+#[repr(C)]
+pub struct WSADATA {
+ pub wVersion: u16,
+ pub wHighVersion: u16,
+ pub szDescription: [u8; 257],
+ pub szSystemStatus: [u8; 129],
+ pub iMaxSockets: u16,
+ pub iMaxUdpDg: u16,
+ pub lpVendorInfo: PSTR,
+}
+pub enum CONTEXT {}
+}
+}
+// End of ARM32 shim

src/tools/generate-windows-sys/src/arm_shim.rs

@@ -0,0 +1,20 @@
+// Begin of ARM32 shim
+// The raw content of this file should be processed by `generate-windows-sys`
+// to be merged with the generated binding. It is not supposed to be used as
+// a normal Rust module.
+cfg_if::cfg_if! {
+if #[cfg(target_arch = "arm")] {
+#[repr(C)]
+pub struct WSADATA {
+ pub wVersion: u16,
+ pub wHighVersion: u16,
+ pub szDescription: [u8; 257],
+ pub szSystemStatus: [u8; 129],
+ pub iMaxSockets: u16,
+ pub iMaxUdpDg: u16,
+ pub lpVendorInfo: PSTR,
+}
+pub enum CONTEXT {}
+}
+}
+// End of ARM32 shim

src/tools/generate-windows-sys/src/main.rs

@@ -11,6 +11,9 @@ const PRELUDE: &str = r#"// This file is autogenerated.
 // ignore-tidy-filelength
 "#;
 
+/// This is a shim for the ARM (32-bit) architecture, which is no longer supported by windows-rs.
+const ARM_SHIM: &str = include_str!("arm_shim.rs");
+
 fn main() -> io::Result<()> {
  let mut path: PathBuf =
  std::env::args_os().nth(1).expect("a path to the rust repository is required").into();
@@ -32,6 +35,7 @@ fn main() -> io::Result<()> {
  let mut f = std::fs::File::create(&path)?;
  f.write_all(PRELUDE.as_bytes())?;
  f.write_all(bindings.as_bytes())?;
+ f.write_all(ARM_SHIM.as_bytes())?;
 
  Ok(())
 }