From 771f55af9fffb9209c0a26ca41322e03850d11d8 Mon Sep 17 00:00:00 2001
From: p9ya4sf57 <2573478641@qq.com>
Date: Mon, 4 Jul 2022 10:00:24 +0800
Subject: [PATCH] =?UTF-8?q?=E5=88=9B=E5=BB=BA=E7=BA=BF=E7=A8=8B=E5=BA=93?=
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---
 pthread.c | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 pthread.c

diff --git a/pthread.c b/pthread.c
new file mode 100644
index 0000000..58e3549
--- /dev/null
+++ b/pthread.c
@@ -0,0 +1,53 @@
+#include "pthread.h"
+
+_syscall2(int, create_thread, unsigned long, start, void*, arg);
+_syscall2(int, syspthread_join, pthread_t, thread, void*, value_ptr);
+_syscall1(int, endthread, int, value);
+
+int pthread_attr_init(pthread_attr_t* attr) 
+{
+    ;;;;;
+    return 0;
+}
+int pthread_create(pthread_t* thread, const pthread_attr_t* attr, void* (*start)(void*), void* arg)
+{
+    int id = 0;
+    if (!thread) return EINVAL;
+
+    id = create_thread((unsigned long)start, (int*)arg);
+
+    if (id < 0) return errno;
+    *thread = id;
+    return id;
+}
+
+void pthread_exit(void* value_ptr)
+{
+    endthread((int)value_ptr);
+}
+int pthread_join(pthread_t thread, void** value_ptr)
+{
+    syspthread_join(thread, value_ptr);
+    return 0;
+}
+
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