7ab59dee94
minimum number of dir entries which fit into the readdir cache. (DIR_BUF_SIZE): Define globally as size of readdir cache. (struct __DIR_cache): New structure used for readdir caching on NT. (d_dirname): Accessor for struct __DIR_cache, use throughout. (d_pos): Ditto. (d_cache): Ditto. (fhandler_disk_file::opendir): Allocate __d_dirname to contain readdir cache on NT. (fhandler_disk_file::readdir): Use buf as pointer into readdir cache. Implement readdir caching.
THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Cygwin documentation is available on the net at http://cygwin.com You might especially be interested in http://cygwin.com/faq/faq.programming.html#faq.programming.building-cygwin