From 4abab5ad6c8465a7528ccdd5f49367da05f78bbd Mon Sep 17 00:00:00 2001
From: Vladimir Azarov <avm@intermediate-node.net>
Date: Tue, 1 Oct 2024 15:47:05 +0200
Subject: Initial version

---
 src/thread/sem_init.c | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 src/thread/sem_init.c

(limited to 'src/thread/sem_init.c')

diff --git a/src/thread/sem_init.c b/src/thread/sem_init.c
new file mode 100644
index 0000000..5509243
--- /dev/null
+++ b/src/thread/sem_init.c
@@ -0,0 +1,15 @@
+#include <semaphore.h>
+#include <limits.h>
+#include <errno.h>
+
+int sem_init(sem_t *sem, int pshared, unsigned value)
+{
+	if (value > SEM_VALUE_MAX) {
+		errno = EINVAL;
+		return -1;
+	}
+	sem->__val[0] = value;
+	sem->__val[1] = 0;
+	sem->__val[2] = pshared ? 0 : 128;
+	return 0;
+}
-- 
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