svn commit: trunk/busybox/shell

[vda at busybox.net]

Author: vda
Date: 2007-04-21 10:28:51 -0700 (Sat, 21 Apr 2007)
New Revision: 18509

Log:
hust: add a comment


Modified:
   trunk/busybox/shell/hush.c


Changeset:
Modified: trunk/busybox/shell/hush.c
===================================================================
--- trunk/busybox/shell/hush.c	2007-04-21 13:42:52 UTC (rev 18508)
+++ trunk/busybox/shell/hush.c	2007-04-21 17:28:51 UTC (rev 18509)
@@ -503,6 +503,10 @@
 	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)
 {