Index: trunk/psLib/src/sys/psString.h
===================================================================
--- trunk/psLib/src/sys/psString.h	(revision 6201)
+++ trunk/psLib/src/sys/psString.h	(revision 6278)
@@ -14,6 +14,6 @@
  *  @author David Robbins, MHPCC
  *
- *  @version $Revision: 1.17 $ $Name: not supported by cvs2svn $
- *  @date $Date: 2006-01-26 05:31:54 $
+ *  @version $Revision: 1.18 $ $Name: not supported by cvs2svn $
+ *  @date $Date: 2006-02-01 20:40:56 $
  *
  *  Copyright 2004-2005 Maui High Performance Computing Center, University of Hawaii
@@ -38,6 +38,7 @@
 /** Copies the input string
  *
- *  This function shall allocate memory to the length of the input string
- *  plus one and copy the input string to the newly allocated memory.
+ *  This function shall allocate memory to the length of the input string plus
+ *  one and copy the input string to the newly allocated memory.  If 'string'
+ *  is 'NULL' then 'NULL' is returned.
  *
  *  @return psString:      Copy of input string
@@ -55,5 +56,5 @@
  *  string will be a substring of the input string.  If the input string
  *  is smaller than nChar bytes then the remaining bytes allocated will
- *  be set to NULL.
+ *  be set to NULL.  If 'string' is 'NULL' then 'NULL' is returned.
  *
  *  @return  psString:   Copy of input string