From 90c4e1604e9cbd3aacbcfb3b42d12f826648e2f2 Mon Sep 17 00:00:00 2001
From: Nikita Smith <git.nikita.smith@gmail.com>
Date: Mon, 3 Nov 2025 18:13:45 -0800
Subject: [PATCH] implement semaphore open and clsoe

---
 src/os/core/linux/os_core_linux.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/os/core/linux/os_core_linux.c b/src/os/core/linux/os_core_linux.c
index 2a886046..80407d50 100644
--- a/src/os/core/linux/os_core_linux.c
+++ b/src/os/core/linux/os_core_linux.c
@@ -1223,13 +1223,20 @@ os_semaphore_release(Semaphore semaphore)
 internal Semaphore
 os_semaphore_open(String8 name)
 {
-  NotImplemented;
+  Semaphore result = {0};
+  sem_t *s = sem_open((char *)name.str, 0);
+  if(s != SEM_FAILED)
+  {
+    result.u64[0] = (U64)s;
+  }
+  return result;
 }
 
 internal void
 os_semaphore_close(Semaphore semaphore)
 {
-  NotImplemented;
+  sem_t *s = (sem_t *)semaphore.u64[0];
+  sem_close(s);
 }
 
 internal B32