The values returned by sum seem to be correct for the default SysV algorithm. The coreutils version of sum yields the same values.
Guillermo 2016-09-22 17:57 GMT+02:00 Anne Salemme <asale...@crunchtime.com>: > Hello, > > I am using BusyBox version v1.22.1 inside MobaXterm, and came across > what looks like a bug in the ‘sum’ command…maybe not a bug, but definitely > not expected…here is a little demo for you…thanks, I love BusyBox! > > > > Demo shows that given two files with different contents, ‘sum’ gives them > an identical checksum, but ‘cksum’ gives them different checksums (as > expected). > > > > [2016-09-22 11:38.59] ~/foo > > [asalemme.asalemme-win7] ➤ ls -l > > total 1 > > -rw-r--r-- 1 asalemme UsersGrp 8 Sep 22 10:27 demo-107108 > > -rw-r--r-- 1 asalemme UsersGrp 8 Sep 22 10:27 demo-145146 > > > ✔ > > ──────────────────────────────────────────────────────────── > ──────────────────────────────────────────────────────────── > ─────────────── > > [2016-09-22 11:39.07] ~/foo > > [asalemme.asalemme-win7] ➤ sum * > > 59944 1 demo-107108 > > 59944 1 demo-145146 > > > > ✔ > > ──────────────────────────────────────────────────────────── > ──────────────────────────────────────────────────────────── > ─────────────── > > [2016-09-22 11:39.14] ~/foo > > [asalemme.asalemme-win7] ➤ cksum * > > 2984653705 8 demo-107108 > > 1560277601 8 demo-145146 > > > ✔ > > ──────────────────────────────────────────────────────────── > ──────────────────────────────────────────────────────────── > ─────────────── > > [2016-09-22 11:39.20] ~/foo > > [asalemme.asalemme-win7] ➤ od -c demo-107108 > > 0000000 1 0 7 1 0 8 \n \n > > 0000010 > > > > ✔ > > ──────────────────────────────────────────────────────────── > ──────────────────────────────────────────────────────────── > ─────────────── > > [2016-09-22 11:39.39] ~/foo > > [asalemme.asalemme-win7] ➤ od -c demo-145146 > > 0000000 1 4 5 1 4 6 \n \n > > 0000010 > > > > ✔ > > ──────────────────────────────────────────────────────────── > ──────────────────────────────────────────────────────────── > ─────────────── > > [2016-09-22 11:40.01] ~/foo > > [asalemme.asalemme-win7] ➤ > > > > > > Thanks again for a great product, and best regards. > > > > Anne Salemme > > > > [image: Signature-Logo_black] > > Anne Salemme| Linux Deployment Engineer > > CrunchTime! Information Systems, Inc. > > 129 Portland Street, Boston, MA 02114 > > *asale...@crunchtime.com <asale...@crunchtime.com>* > > Web > <http://t.signauxhuit.com/e1t/c/5/f18dQhb0S7lC8dDMPbW2n0x6l2B9nMJW7t5XZs3My3lqMRYrD-f6D1RVQJSG056dS_6f36lDJz02?t=http%3a%2f%2fwww.crunchtime.com%2f&si=5659683090595840&pi=2f2a6d7f-bfae-4f30-bea3-2908f3f9663a> > – Twitter > <http://t.signauxhuit.com/e1t/c/5/f18dQhb0S7lC8dDMPbW2n0x6l2B9nMJW7t5XZs3My3lqMRYrD-f6D1RVQJSG056dS_6f36lDJz02?t=http%3a%2f%2fwww.twitter.com%2fgetcrunchtime&si=5659683090595840&pi=2f2a6d7f-bfae-4f30-bea3-2908f3f9663a> > – Video > <http://t.signauxhuit.com/e1t/c/5/f18dQhb0S7lC8dDMPbW2n0x6l2B9nMJW7t5XZs3My3lqMRYrD-f6D1RVQJSG056dS_6f36lDJz02?t=http%3a%2f%2fvimeo.com%2fchannels%2fgetcrunchtime&si=5659683090595840&pi=2f2a6d7f-bfae-4f30-bea3-2908f3f9663a> > – LinkedIn > <http://t.signauxhuit.com/e1t/c/5/f18dQhb0S7lC8dDMPbW2n0x6l2B9nMJW7t5XZs3My3lqMRYrD-f6D1RVQJSG056dS_6f36lDJz02?t=https%3a%2f%2fwww.linkedin.com%2fcompany%2fcrunchtime-information-systems&si=5659683090595840&pi=2f2a6d7f-bfae-4f30-bea3-2908f3f9663a> > > > > > > > > > > _______________________________________________ > busybox mailing list > busybox@busybox.net > http://lists.busybox.net/mailman/listinfo/busybox > -- Guillermo Rodriguez Garcia guille.rodrig...@gmail.com
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