1 files changed, 54 insertions, 0 deletions
diff --git a/detours-sys/build.rs b/detours-sys/build.rs
new file mode 100644
index 0000000..f3da0e6
--- /dev/null
+++ b/detours-sys/build.rs
@@ -0,0 +1,54 @@
+use std::error::Error;
+
+#[cfg(not(target_os = "windows"))]
+fn main() {}
+
+#[cfg(target_os = "windows")]
+fn main() -> Result<(), Box<dyn Error>> {
+    windows::main_impl()
+}
+
+#[cfg(target_os = "windows")]
+mod windows {
+    use std::error::Error;
+
+    const CPP_FILES: [&'static str; 5] = [
+        "../ext/detours/src/creatwth.cpp",
+        "../ext/detours/src/detours.cpp",
+        "../ext/detours/src/disasm.cpp",
+        "../ext/detours/src/image.cpp",
+        "../ext/detours/src/modules.cpp",
+    ];
+
+    pub fn main_impl() -> Result<(), Box<dyn Error>> {
+        println!("cargo:rerun-if-changed=build/wrapper.h");
+        for f in &CPP_FILES {
+            println!("cargo:rerun-if-changed={}", f);
+        }
+        build_detours()
+    }
+
+    fn build_detours() -> Result<(), Box<dyn Error>> {
+        add_target_options(
+            cc::Build::new()
+                .include("../ext/detours/src")
+                .files(&CPP_FILES),
+        )
+        .try_compile("detours")?;
+        Ok(())
+    }
+
+    #[cfg(target_env = "msvc")]
+    fn add_target_options(build: &mut cc::Build) -> &mut cc::Build {
+        build
+    }
+
+    #[cfg(not(target_env = "msvc"))]
+    fn add_target_options(build: &mut cc::Build) -> &mut cc::Build {
+        build
+            .compiler("clang")
+            .cpp(true)
+            .flag("-fms-extensions")
+            .flag("-Wno-everything")
+    }
+}