Revert "Use raw-dylib for windows-sys (#1137)" (#1157)

Author: NobodyXu

dev-tools/gen-windows-sys-binding/Cargo.toml

@@ -7,3 +7,4 @@ publish = false
 [dependencies]
 windows-bindgen = "0.58"
 tempfile = "3"
+regex = "1"

dev-tools/gen-windows-sys-binding/src/main.rs

@@ -6,6 +6,8 @@ use std::{
     io::{BufWriter, Write as _},
 };
 
+use regex::Regex;
+
 /// This is printed to the file before the rest of the contents.
 const PRELUDE: &str = r#"// This file is autogenerated.
 //
@@ -58,6 +60,27 @@ fn main() {
 
     write!(&mut f, "{PRELUDE}\n{bindings}\n").unwrap();
 
+    let mut dll_names: Vec<&str> = Regex::new(r#"link!\("(.*)\.dll""#)
+        .unwrap()
+        .captures_iter(&bindings)
+        .map(|caps| caps.extract().1)
+        .map(|[dll_name]| dll_name)
+        .filter(|dll_name| *dll_name != "kernel32")
+        .collect();
+
+    if !dll_names.is_empty() {
+        dll_names.sort_unstable();
+        dll_names.dedup();
+
+        for dll_name in dll_names {
+            write!(&mut f, r#"#[link(name = "{dll_name}")]"#).unwrap();
+            f.write_all("\n".as_bytes()).unwrap();
+        }
+
+        f.write_all(r#"extern "C" {}"#.as_bytes()).unwrap();
+        f.write_all("\n".as_bytes()).unwrap();
+    }
+
     f.write_all(r#"use super::windows_targets;"#.as_bytes())
         .unwrap();
     f.write_all("\n".as_bytes()).unwrap();

src/windows/windows_sys.rs

@@ -114,4 +114,8 @@ pub const WAIT_OBJECT_0: WAIT_EVENT = 0u32;
 pub const WAIT_TIMEOUT: WAIT_EVENT = 258u32;
 pub type WIN32_ERROR = u32;
 
+#[link(name = "advapi32")]
+#[link(name = "ole32")]
+#[link(name = "oleaut32")]
+extern "C" {}
 use super::windows_targets;

src/windows/windows_targets.rs

@@ -9,8 +9,7 @@ macro_rules! link_macro {
         // have in this repo. So instead we always link kernel32.lib and add the rest of the import
         // libraries below by using an empty extern block. This works because extern blocks are not
         // connected to the library given in the #[link] attribute.
-        #[cfg_attr(not(target_arch = "x86"), link(name = $library, kind = "raw-dylib", modifiers = "+verbatim"))]
-        #[cfg_attr(target_arch = "x86", link(name = $library, kind = "raw-dylib", modifiers = "+verbatim", import_name_type = "undecorated"))]
+        #[link(name = "kernel32")]
         extern $abi {
             $(#[link_name=$link_name])?
             pub fn $($function)*;