MAN page from RedHat Other textutils-1.22-1.1.i386.rpm

SUM

Section: User Commands (1)
Updated: GNU Text Utilities
Index 

NAME

sum - checksum and count the blocks in a file 

SYNOPSIS

sum[-rs] [--sysv] [--help] [--version] [file...] 

DESCRIPTION

This documentation is no longer being maintained and may be inaccurateor incomplete. The Texinfo documentation is now the authoritative source.

This manual pagedocuments the GNU version ofsum.sumcomputes a 16-bit checksum for each named file, or the standard inputif none are given or when a file named `-' is given. It prints thechecksum for each file along with the number of blocks in the file(rounded up).By default each corresponding file name is also printed if at least twoarguments are specified.With the--sysvoption, corresponding file name are printed when there is at leastone file argument. Bydefault, the GNUsumcomputes checksums using an algorithm that is compatible with the BSDsumand prints file sizes in units of 1K blocks. 

OPTIONS

-r

Use the default (BSD compatible) algorithm. This option is includedfor compatibility with the System Vsum.Unless the-soption was also given, it has no effect.

-s, --sysv

Compute checksums using an algorithm that is compatible with the onethe System Vsumuses by defaultand print file sizes in units of 512-byte blocks instead of 1K.

--help

Print a usage message and exit with a status code indicating success.

--version

Print version information on standard output then exit.

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Index

NAME

SYNOPSIS

DESCRIPTION

OPTIONS

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