example10.25

来自「UNIX+shell范例精解（第4版）代码」· 25 代码 · 共 16 行

#!/bin/csh -f
if ( -e file ) then
	echo file exists
endif
 
if ( -d file ) then
 	 echo file is a directory
endif

if ( ! -z file ) then
	 echo file is not of zero length 
endif
if ( -r file && -w file ) then
	 echo file is readable and writeable
endif