From c35ecea1dc5ed419465782a80f933b66c490c286 Mon Sep 17 00:00:00 2001
From: hustliyilin <YiLin.Li@linux.alibaba.com>
Date: Fri, 4 Sep 2020 15:54:27 +0800
Subject: [PATCH] rune/libenclave: Supply the missing return value description
 information for PAL API v2

Signed-off-by: Yilin Li <YiLin.Li@linux.alibaba.com>
---
 rune/libenclave/internal/runtime/pal/spec_v2.md | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/rune/libenclave/internal/runtime/pal/spec_v2.md b/rune/libenclave/internal/runtime/pal/spec_v2.md
index d41f6ef..4a3216a 100644
--- a/rune/libenclave/internal/runtime/pal/spec_v2.md
+++ b/rune/libenclave/internal/runtime/pal/spec_v2.md
@@ -18,7 +18,7 @@ N/A
 
 ### Return value
 ```
-N/A
+@int: the PAL API version of the current enclave runtime.
 ```
 
 ## 2.pal_init()
@@ -107,6 +107,13 @@ int pal_exec(struct pal_exec_args *attr);
 @exit_value: The exit value of the process.
 ```
 
+### Return value
+```
+0: Success
+-EINVAL: Invalid argument
+-ENOSYS: The function is not supported
+```
+
 ## 5.pal_kill()
 
 ### Description
-- 
GitLab