From 15cdc4e0aa1154324d440db871f52c61181fd4a0 Mon Sep 17 00:00:00 2001
From: 4lDO2 <4lDO2@protonmail.com>
Date: Wed, 17 Jul 2024 16:04:17 +0200
Subject: [PATCH] Fix (modified) audiod.

---
 redox-rt/src/arch/x86_64.rs | 2 +-
 redox-rt/src/signal.rs      | 3 ++-
 src/platform/redox/mod.rs   | 5 ++---
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/redox-rt/src/arch/x86_64.rs b/redox-rt/src/arch/x86_64.rs
index 55a555509a..377bf79ed5 100644
--- a/redox-rt/src/arch/x86_64.rs
+++ b/redox-rt/src/arch/x86_64.rs
@@ -212,7 +212,7 @@ asmfunction!(__relibc_internal_sigentry: ["
     lock btr [rcx + {pctl_off_pending}], eax
     jnc 1b
 2:
-    mov eax, edx
+    mov edx, eax
     shr edx, 5
     lock btr fs:[{tcb_sc_off} + {sc_word} + edx * 4], eax
     add eax, 64 // indicate signal was targeted at thread
diff --git a/redox-rt/src/signal.rs b/redox-rt/src/signal.rs
index e83660b769..04b1ffddc6 100644
--- a/redox-rt/src/signal.rs
+++ b/redox-rt/src/signal.rs
@@ -42,7 +42,8 @@ pub struct SigStack {
 unsafe fn inner(stack: &mut SigStack) {
     let os = &Tcb::current().unwrap().os_specific;
 
-    let sig_idx = stack.sig_num;
+    let _targeted_thread_not_process = stack.sig_num >= 64;
+    stack.sig_num %= 64;
 
     // asm counts from 0
     stack.sig_num += 1;
diff --git a/src/platform/redox/mod.rs b/src/platform/redox/mod.rs
index 0729cc9858..7e2e86b00b 100644
--- a/src/platform/redox/mod.rs
+++ b/src/platform/redox/mod.rs
@@ -802,9 +802,8 @@ impl Pal for Sys {
         os_tid: crate::pthread::OsTid,
         signal: usize,
     ) -> Result<(), crate::pthread::Errno> {
-        todo!();
-        /*syscall::kill(os_tid.context_id, signal)
-        .map_err(|error| crate::pthread::Errno(error.errno))?;*/
+        let killfd = FdGuard::new(syscall::dup(os_tid.thread_fd, b"signal")?);
+        syscall::write(*killfd, &(signal as u32).to_ne_bytes())?;
         Ok(())
     }
     fn current_os_tid() -> crate::pthread::OsTid {