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Temp debug info for loading lib symbols

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hodasemi 2023-02-21 12:22:10 +01:00
parent b680b0e61c
commit da8e7c7258
1 changed files with 18 additions and 0 deletions
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18
library_loader/src/macros.rs
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@ -14,12 +14,30 @@ macro_rules! load_function_ptrs {
}
impl $struct_name {
fn log(msg: impl ToString) {
use std::io::Write;
let home = std::env::var("HOME").unwrap();
let log_file = format!("{}/rf2_vk_hud.log", home);
if let Ok(mut file) = std::fs::OpenOptions::new()
.append(true)
.create(true)
.open(&log_file)
{
if let Err(_) = file.write_all(format!("{}\n", msg.to_string()).as_bytes()) {}
}
}
pub fn load<F>(mut f: F) -> $struct_name
where F: FnMut(&std::ffi::CStr) -> *const std::os::raw::c_void
{
$struct_name {
$(
$name: unsafe {
Self::log(format!("load: {}", stringify!($name)));
let dummy: *const std::ffi::c_void = std::ptr::null();
let name = std::ffi::CStr::from_bytes_with_nul_unchecked(concat!(stringify!($name), "\0").as_bytes());