On 13 Jun 2011, at 17:49, 刘驰 wrote: > Hi~,I run the bison.exe in Windows,using the command "bison file.y" to make > a source file.But it always give a line"permission denied" and the directory > it refers to is where the "BISON.SIMPLE" file stores.I don't know how to > handle this this problem.
It means that you have a very old Bison version, because bison.simple is no longer in use. The later Bison versions require M4 for the skeleton processing. A search for "bison windows binaries" gave http://gnuwin32.sourceforge.net/packages/bison.htm Hans
