tsort(1)                            CLIX                            tsort(1)



  NAME

    tsort - Runs a topological sort

  SYNOPSIS

    tsort [file]

  DESCRIPTION

    The tsort command produces on stdout a totally ordered list of items
    consistent with a partial ordering of items mentioned in the input file.
    If no file is specified, stdin is understood.

    The input consists of pairs of items (nonempty strings) separated by
    blanks.  Pairs of different items indicate ordering.  Pairs of identical
    items indicate presence, but not ordering.

  EXAMPLES

    To produce a topological sort of myfile on stdout, enter the following:

    tsort myfile


  DIAGNOSTICS

    odd data   There is an odd number of fields in the input file.

  EXIT VALUES

    The tsort command returns 0 on success; if an error is encountered it
    returns 1.

  RELATED INFORMATION

    Commands: lorder(1)

















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