New tool virt-cat: display a file in a virtual machine.

This script is just a simpler way to cat a file from a VM.  It
is otherwise equivalent to using guestfish.

 virt-cat someguest /etc/fstab

 virt-cat someguest /var/log/messages | tail

1 files changed, 52 insertions, 0 deletions

diff --git a/cat/run-cat-locally b/cat/run-cat-locally
new file mode 100755
index 00000000..bba2c088
--- /dev/null
+++ b/cat/run-cat-locally
@@ -0,0 +1,52 @@
+#!/usr/bin/perl
+# virt-cat
+# Copyright (C) 2009 Red Hat Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+# This script sets up the environment so you can run virt-cat in place
+# without needing to do 'make install' first. You can also run virt-cat
+# by creating a symlink to this script and putting it in your path.
+#
+# Use it like this:
+#   ./run-cat-locally [usual virt-cat args ...]
+
+use strict;
+use warnings;
+
+use File::Basename qw(dirname);
+use File::Spec;
+use Cwd qw(abs_path);
+
+my $path = $0;
+
+# Follow symlinks until we get to the real file
+while(-l $path) {
+    my $link = readlink($path);
+    if(File::Spec->file_name_is_absolute($link)) {
+        $path = $link;
+    } else {
+        $path = File::Spec->catfile(dirname($path), $link);
+    }
+}
+
+# Get the absolute path of the parent directory
+$path = abs_path(dirname($path).'/..');
+
+$ENV{LD_LIBRARY_PATH} = $path.'/src/.libs';
+$ENV{LIBGUESTFS_PATH} = $path.'/appliance';
+$ENV{PERL5LIB}        = $path.'/perl/blib/lib:'.$path.'/perl/blib/arch';
+
+exec('perl', $path.'/cat/virt-cat.pl', @ARGV);