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# msggrep - Unix, Linux Command

# NAME

msggrep - pattern matching on message catalog

# SYNOPSIS

msggrep [OPTION] [INPUTFILE]

# DESCRIPTION

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:

Tag | Description
--- | ---
INPUTFILE
| 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:

Tag | Description
--- | ---
-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:

Tag | Description
--- | ---
| [-N SOURCEFILE]... [-M DOMAINNAME]... [-K MSGID-PATTERN] [-T MSGSTR-PATTERN] [-C COMMENT-PATTERN]

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 -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.

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

## MSGID-PATTERN or MSGSTR-PATTERN or COMMENT-PATTERN syntax:

Tag | Description
--- | ---
| [-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 given.
-N, --location=SOURCEFILE
| select messages extracted from SOURCEFILE
-M, --domain=DOMAINNAME
| select messages belonging to domain DOMAINNAME
-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
-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

## Input file syntax:

Tag | Description
--- | ---
-P, --properties-input
| input file is in Java .properties syntax
--stringtable-input
| input file is in NeXTstep/GNUstep .strings syntax

## Output details:

Tag | Description
--- | ---
--no-escape
| do not use C escapes in output (default)
--escape
| use C escapes in output, no extended chars
--force-po
| write PO file even if empty
--indent
| indented output style
--no-location
| suppress ’#: filename:line’ lines
--add-location
| preserve ’#: filename:line’ lines (default)
--strict
| strict Uniforum output style
-p, --properties-output
| write out a Java .properties file
--stringtable-output
| write out a NeXTstep/GNUstep .strings file
-w, --width=NUMBER
| set output page width
--no-wrap | do not break long message lines, longer than the output page width, into several lines
--sort-output
| generate sorted output
--sort-by-file
| sort output by file location

## Informative output:

Tag | Description
--- | ---
-h, --help | display this help and exit
-V, --version
| output version information and exit

# AUTHOR

Written by Bruno Haible.

# REPORTING BUGS

Report bugs to <bug-gnu-gettext@gnu.org>.

# COPYRIGHT

Copyright © 2001-2005 Free Software Foundation, Inc.
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

# SEE ALSO

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

Tag | Description
--- | ---
| info msggrep

should give you access to the complete manual.

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