msggrep(1) — Linux manual page


MSGGREP(1)                    User Commands                   MSGGREP(1)

NAME         top

       msggrep - pattern matching on message catalog

SYNOPSIS         top

       msggrep [OPTION] [INPUTFILE]

DESCRIPTION         top

       Extracts all messages of a translation catalog that match a given
       pattern or belong to some given source files.

       Mandatory arguments to long options are mandatory for short
       options too.

   Input file location:
              input PO file

       -D, --directory=DIRECTORY
              add DIRECTORY to list for input files search

       If no input file is given or if it is -, standard input is read.

   Output file location:
       -o, --output-file=FILE
              write output to specified file

       The results are written to standard output if no output file is
       specified or if it is -.

   Message selection:
              [-N SOURCEFILE]... [-M DOMAINNAME]...  [-J

       A message is selected if it comes from one of the specified
       source files, or if it comes from one of the specified domains,
       or if -J is given and its context (msgctxt) matches
       MSGCTXT-PATTERN, or if -K is given and its key (msgid or
       msgid_plural) matches MSGID-PATTERN, or if -T is given and its
       translation (msgstr) matches MSGSTR-PATTERN, or if -C is given
       and the translator's comment matches COMMENT-PATTERN, or if -X is
       given and the extracted comment matches

       When more than one selection criterion is specified, the set of
       selected messages is the union of the selected messages of each


              [-E | -F] [-e PATTERN | -f FILE]...

       PATTERNs are basic regular expressions by default, or extended
       regular expressions if -E is given, or fixed strings if -F is

       -N, --location=SOURCEFILE
              select messages extracted from SOURCEFILE

       -M, --domain=DOMAINNAME
              select messages belonging to domain DOMAINNAME

       -J, --msgctxt
              start of patterns for the msgctxt

       -K, --msgid
              start of patterns for the msgid

       -T, --msgstr
              start of patterns for the msgstr

       -C, --comment
              start of patterns for the translator's comment

       -X, --extracted-comment
              start of patterns for the extracted comment

       -E, --extended-regexp
              PATTERN is an extended regular expression

       -F, --fixed-strings
              PATTERN is a set of newline-separated strings

       -e, --regexp=PATTERN
              use PATTERN as a regular expression

       -f, --file=FILE
              obtain PATTERN from FILE

       -i, --ignore-case
              ignore case distinctions

       -v, --invert-match
              output only the messages that do not match any selection

   Input file syntax:
       -P, --properties-input
              input file is in Java .properties syntax

              input file is in NeXTstep/GNUstep .strings syntax

   Output details:
              use colors and other text attributes always

              use colors and other text attributes if WHEN.  WHEN may be
              'always', 'never', 'auto', or 'html'.

              specify CSS style rule file for --color

              do not use C escapes in output (default)

              use C escapes in output, no extended chars

              write PO file even if empty

              indented output style

              suppress '#: filename:line' lines

       -n, --add-location
              preserve '#: filename:line' lines (default)

              strict Uniforum output style

       -p, --properties-output
              write out a Java .properties file

              write out a NeXTstep/GNUstep .strings file

       -w, --width=NUMBER
              set output page width

              do not break long message lines, longer than the output
              page width, into several lines

              generate sorted output

              sort output by file location

   Informative output:
       -h, --help
              display this help and exit

       -V, --version
              output version information and exit

AUTHOR         top

       Written by Bruno Haible.

REPORTING BUGS         top

       Report bugs in the bug tracker at
       <> or by email to

COPYRIGHT         top

       Copyright © 2001-2023 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.

SEE ALSO         top

       The full documentation for msggrep is maintained as a Texinfo
       manual.  If the info and msggrep programs are properly installed
       at your site, the command

              info msggrep

       should give you access to the complete manual.

COLOPHON         top

       This page is part of the gettext (message translation) project.
       Information about the project can be found at 
       ⟨⟩.  If you have a bug report
       for this manual page, see
       ⟨⟩.  This page was
       obtained from the tarball gettext-0.22.4.tar.gz fetched from
       ⟨⟩ on 2023-12-22.  If you
       discover any rendering problems in this HTML version of the page,
       or you believe there is a better or more up-to-date source for
       the page, or you have corrections or improvements to the
       information in this COLOPHON (which is not part of the original
       manual page), send a mail to

GNU gettext-tools 0.22.2     September 2023                   MSGGREP(1)