Use strftime to produce the snapshot name, for example:
commit478bc233829ac6f10a1375de1a9201d532ce0238
authormneumann <mneumann>
Thu, 26 Jun 2008 15:56:44 +0000 (26 15:56 +0000)
committermneumann <mneumann>
Thu, 26 Jun 2008 15:56:44 +0000 (26 15:56 +0000)
tree50465268f9631aea3281f0676c21df49cb01a752
parent10bbff096ea79cea95a1c6c8a3a75dfdb892d242
Use strftime to produce the snapshot name, for example:

    hammer snapshot "/mysnapshots/snap-%Y-%m-%dT%H:%M:%S"

Usage is now:

    hammer snapshot <softlink-dir-fmt>
    hammer snapshot <filesystem> <softlink-dir-fmt>
sbin/hammer/cmd_snapshot.c