我玩过Linux定制,当我想构建.ISO时,出现以下错误: $ mkisofs -r -o rhel.iso -b isolinux/isolinux.bin -c isolinux/boot.cat ./ INFO: UTF-8 character encoding detected by locale settings. Assuming UTF-8 encoded filenames on source filesystem, use -input-charset to override. Unknown file type (unallocated) ./.. - ignoring and continuing. Using RELEA000.HTM;1 for /RELEASE-NOTES-pt_BR.html (RELEASE-NOTES-U1-pt_BR.html) Size of boot image is 20 …
我在这里读到这应该起作用,但是不起作用: # usage: wall [file] root@sys:~> mesg is y root@sys:~> wall "who's out there" wall: can't read who's out there. 如果mesg设置为y,是什么阻止了我播放字符串?注意,我确实确认file选项有效: root@sys:~> wall test Broadcast Message from root@sys (/dev/pts/1) at 15:23 ... Who's out there?