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PTX(1) User Commands PTX(1)


ptx - produce a permuted index of file contents


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


Output a permuted index, including context, of the words in the input files.
Mandatory arguments to long options are mandatory for short options too.
-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
-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
display this help and exit
output version information and exit
With no FILE or if FILE is -, read Standard Input. `-F /' by default.


Written by F. Pinard.


Report ptx bugs to
GNU coreutils home page: <>
General help using GNU software: <>
Report ptx translation bugs to <>


Copyright © 2011 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.


The full documentation for ptx is maintained as a Texinfo manual. If the info and ptx programs are properly installed at your site, the command
info coreutils 'ptx invocation'
should give you access to the complete manual.
September 2011 GNU coreutils 8.12.197-032bb