testcases for value return

[exim.git] / src / src / exigrep.src

diff --git a/src/src/exigrep.src b/src/src/exigrep.src
index 5db01fe082e8303356dd9789c125ac4498a7981d..fd07fd8f1bd46fdef5a298e858f19b5faf6f95af 100644 (file)
--- a/src/src/exigrep.src
+++ b/src/src/exigrep.src
@@ -5,10 +5,11 @@ use strict;
 BEGIN { pop @INC if $INC[-1] eq '.' };
 
 use Pod::Usage;
-use Getopt::Long;
+use Getopt::Long qw(:config no_ignore_case);
 use File::Basename;
 
 # Copyright (c) 2007-2017 University of Cambridge.
+# Copyright (c) The Exim Maintainers 2020
 # See the file NOTICE for conditions of use and distribution.
 
 # Except when they appear in comments, the following placeholders in this
@@ -159,7 +160,8 @@ my $compressors = {
   gz   => { cmd => 'zcat',  args => '' },
   bz2  => { cmd => 'bzcat', args => '' },
   xz   => { cmd => 'xzcat', args => '' },
-  lzma => { cmd => 'lzma',  args => '-dc' }
+  lzma => { cmd => 'lzma',  args => '-dc' },
+  zst  => { cmd => 'zstdcat', args => '' },
 };
 my $csearch = 0;
 
@@ -313,8 +315,8 @@ given host, for example.
 
 If no file names are given on the command line, the standard input is read.
 
-For known file extensions indicating compression (F<.gz>, F<.bz2>, F<.xz>, and F<.lzma>)
-a suitable de-compressor is used, if available.
+For known file extensions indicating compression (F<.gz>, F<.bz2>, F<.xz>,
+F<.lzma>, and F<.zst>) a suitable de-compressor is used, if available.
 
 The output is sent through a pager if a terminal is connected to STDOUT. As
 pager are considered: C<$ENV{PAGER}>, C<less>, C<more>.
@@ -354,7 +356,7 @@ Do not use a pager, even if STDOUT is connected to a terminal.
 =item B<-h>|B<--help>
 
 Print a short reference help. For more detailed help try L<exigrep(8)>,
-or C<exigrep -m>.
+or C<exigrep --man>.
 
 =item B<-m>|B<--man>