Mike Meyer wrote:
I always think of cp as a tool for making *copies of files*, not for creating an archive of a directory tree. We've got lots of tools that do the latter. Do we really need another one?
But, but, but - I only asked for cp to be able to copy my sparse files as sparse files, not do magic with them :)
The side-effect that it will sparsify other files is both unavoidable and actually useful.
OTOH, for copying/sparisfying single files, dd should be fixed. vsdev:/tmp> l total 2 drwx------ 2 ivoras wheel 512 Jul 9 00:08 mc-ivoras/ vsdev:/tmp> dd if=/dev/zero of=file bs=1024 seek=100 count=1 1+0 records in 1+0 records out 1024 bytes transferred in 0.016648 secs (61509 bytes/sec) vsdev:/tmp> l total 8 -rw-r--r-- 1 ivoras wheel 103424 Aug 1 21:40 file drwx------ 2 ivoras wheel 512 Jul 9 00:08 mc-ivoras/ vsdev:/tmp> du -shc file 6.0K file 6.0K total vsdev:/tmp> l total 8 -rw-r--r-- 1 ivoras wheel 103424 Aug 1 21:40 file drwx------ 2 ivoras wheel 512 Jul 9 00:08 mc-ivoras/ vsdev:/tmp> dd if=file of=file2 bs=1024 conv=sparse 101+0 records in 101+0 records out 103424 bytes transferred in 0.130216 secs (794250 bytes/sec) vsdev:/tmp> l total 110 -rw-r--r-- 1 ivoras wheel 103424 Aug 1 21:40 file -rw-r--r-- 1 ivoras wheel 103424 Aug 1 21:41 file2 drwx------ 2 ivoras wheel 512 Jul 9 00:08 mc-ivoras/ vsdev:/tmp> du -shc file* 6.0K file 102K file2 108K total _______________________________________________ [email protected] mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "[EMAIL PROTECTED]"
