src/usr.bin/cmp, branch releng/8.1

add __unused to succeed at WARNS=6

2008-07-10T13:26:46Z

Refine markup and add the EXIT STATUS section where appropriate.

2006-12-19T10:34:14Z

-mdoc sweep.

2005-11-18T10:36:29Z

Add a -h option to tell cmp not to follow symbolic links.

2005-08-23T13:13:13Z

MFC after: 3 weeks Sponsored by: Sophos/ActiveState

phk added the -x option in May 2000, but only for regular files; for

2003-06-19T07:24:26Z

special files it was treated like -l. This commit adds the -x option in for special files as well. PR: bin/46249 Submitted by: Colin Percival

The cmp utility has the questionable feature of using mmap when

2003-02-26T06:44:46Z

comparing regular files. Add a SIGSEGV handler to make its behavior less surprising when a read error occurs. The handler does not attempt to distinguish errors from file truncation, but anyone actively modifying a file while trying to compare it shouldn't even expect something sane to happen. PR: 45391 Reviewed by: mike (mentor)

Fix typos, mostly s/ an / a / where appropriate and a few s/an/and/

2002-12-30T21:18:15Z

Add FreeBSD Id tag where missing.

ANSIify function definitions to avoid a warning.

2002-07-28T15:13:17Z

No need to check for "-" explicitly in getopt() loop.

2002-06-07T02:35:21Z

Exit >1 when an error occurs, regardless of whether -s is specified (SUSv3)

2002-06-07T02:30:56Z