no1wudi commented on code in PR #8696:
URL: https://github.com/apache/nuttx/pull/8696#discussion_r1123954229
##########
libs/libc/stdio/lib_libgetstreams.c:
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@@ -57,4 +57,18 @@ FAR struct streamlist *lib_get_streams(void)
return &info->ta_streamlist;
}
+/****************************************************************************
+ * Name: lib_get_stream
+ *
+ * Description:
+ * Return a pointer to the file stream for this thread and given fd。
+ * Note: only reserved fd number 0/1/2 is valid.
+ *
+ ****************************************************************************/
+
+FAR struct file_struct *lib_get_stream(int fd)
+{
+ return &lib_get_streams()->sl_std[fd];
Review Comment:
Maybe not? This is a specific and internal NuttX interface, it used to get
stdin/stdout/stderr stream, other usage is to get them in foreign language by
experienced developers, they should read the describe of this function and this
case is not common.
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