PTX(1)                           User Commands                          PTX(1)

       ptx - produce a permuted index of file contents

       ptx [OPTION]... [INPUT]...   (without -G)
       ptx -G [OPTION]... [INPUT [OUTPUT]]

       Output  a  permuted index, including context, of the words in the input

       With no FILE, or when FILE is -, read standard input.

       Mandatory arguments to long options are  mandatory  for  short  options

       -A, --auto-reference
              output automatically generated references

       -G, --traditional
              behave more like System V 'ptx'

       -F, --flag-truncation=STRING
              use STRING for flagging line truncations.  The default is '/'

       -M, --macro-name=STRING
              macro name to use instead of 'xx'

       -O, --format=roff
              generate output as roff directives

       -R, --right-side-refs
              put references at right, not counted in -w

       -S, --sentence-regexp=REGEXP
              for end of lines or end of sentences

       -T, --format=tex
              generate output as TeX directives

       -W, --word-regexp=REGEXP
              use REGEXP to match each keyword

       -b, --break-file=FILE
              word break characters in this FILE

       -f, --ignore-case
              fold lower case to upper case for sorting

       -g, --gap-size=NUMBER
              gap size in columns between output fields

       -i, --ignore-file=FILE
              read ignore word list from FILE

       -o, --only-file=FILE
              read only word list from this FILE

       -r, --references
              first field of each line is a reference

       -t, --typeset-mode               - not implemented -

       -w, --width=NUMBER
              output width in columns, reference excluded

       --help display this help and exit

              output version information and exit

       Written by F. Pinard.

       GNU coreutils online help: <>
       Report ptx translation bugs to <>

       Copyright  (C) 2017 Free Software Foundation, Inc.  License GPLv3+: GNU
       GPL version 3 or later <>.
       This is free software: you are free  to  change  and  redistribute  it.
       There is NO WARRANTY, to the extent permitted by law.

       Full documentation at: <>
       or available locally via: info '(coreutils) ptx invocation'

GNU coreutils 8.28               October 2017                           PTX(1)

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