From eca93d5b397d4c843f6d6691a295f6565fbf35e6 Mon Sep 17 00:00:00 2001
From: vda <vda@69ca8d6d-28ef-0310-b511-8ec308f3f277>
Date: Sat, 21 Apr 2007 17:28:51 +0000
Subject: hust: add a comment

git-svn-id: svn://busybox.net/trunk/busybox@18509 69ca8d6d-28ef-0310-b511-8ec308f3f277
---
 shell/hush.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'shell')

diff --git a/shell/hush.c b/shell/hush.c
index 046e098d9..b367a08b2 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -503,6 +503,10 @@ static const char *set_cwd(void)
 	return cwd;
 }
 
+// It seems ALL built-ins ever use *only* child->argv in child param.
+// Passing argv directly may make 'child->argv += n' modifications
+// unneeded on vfork codepaths.
+
 /* built-in 'eval' handler */
 static int builtin_eval(struct child_prog *child)
 {
-- 
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