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AT&T UNIX™PC Unix System V Users Manual - tenox

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TSORT ( l ) TSORT ( 1)<br />

NAME<br />

tsort - topological sort<br />

SYNOPSIS<br />

tsort [ file ]<br />

DESCRIPTION<br />

Tsort produces on the standard output a totally ordered list of<br />

items consistent with a partial ordering of items mentioned in the<br />

input file . If no file is specified, the standard input is understood.<br />

The input consists of pairs of items (nonempty strings) separated<br />

by blanks. Pairs of different items indicate ordering. Pairs of<br />

identical items indicate presence, but not ordering.<br />

SEE ALSO<br />

lorder( l).<br />

DIAGNOSTICS<br />

Odd data: there is an odd number of fields in the input file.<br />

BUGS<br />

Uses a quadratic algorithm; not worth fixing for the typical use of<br />

ordering a library archive file.<br />

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