初始提交

2025-06-27 00:32:57 +08:00
commit e40bb2ba8a
5134 changed files with 2158460 additions and 0 deletions
--- a/Project/Src/rt-thread/components/libc/compilers/dlib/syscall_lseek.c
+++ b/Project/Src/rt-thread/components/libc/compilers/dlib/syscall_lseek.c
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2015-01-28     Bernard      first version
+ */
+#include <rtthread.h>
+#ifdef RT_USING_DFS
+#include <dfs_posix.h>
+#endif
+#include <yfuns.h>
+
+#pragma module_name = "?__lseek"
+long __lseek(int handle, long offset, int whence)
+{
+    if (handle == _LLIO_STDOUT ||
+        handle == _LLIO_STDERR ||
+        handle == _LLIO_STDIN)
+        return _LLIO_ERROR;
+
+#ifdef RT_USING_DFS
+    return lseek(handle, offset, whence);
+#else
+    return _LLIO_ERROR;
+#endif
+}