32 lines
1.1 KiB
Rust
32 lines
1.1 KiB
Rust
// Tests the raw-dylib feature for Windows.
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// https://doc.rust-lang.org/reference/items/external-blocks.html#the-link-attribute
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fn main() {
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#[cfg(windows)]
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{
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#[link(name = "kernel32", kind = "raw-dylib")]
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extern "C" {
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fn GetModuleFileNameA(
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module: *mut std::ffi::c_void,
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filename: *mut u8,
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size: u32,
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) -> u32;
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}
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// Get the filename of the current executable....
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let mut buffer = [0u8; 1024];
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let size = unsafe {
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GetModuleFileNameA(core::ptr::null_mut(), buffer.as_mut_ptr(), buffer.len() as u32)
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};
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if size == 0 {
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eprintln!("failed to get module file name: {}", std::io::Error::last_os_error());
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return;
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} else {
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// ...and make sure that it matches the test name.
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let filename =
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std::ffi::CStr::from_bytes_with_nul(&buffer[..size as usize + 1]).unwrap();
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assert!(filename.to_str().unwrap().ends_with("raw-dylib.exe"));
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}
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}
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}
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