#!/usr/bin/env bash

# @(#) s1	Demonstrate complex matching expressions, glark.
# http://www.incava.org/projects/glark/

# Infrastructure details, environment, commands for forum posts. 
echo
set +o nounset
LC_ALL=C ; LANG=C ; export LC_ALL LANG
echo "Environment: LC_ALL = $LC_ALL, LANG = $LANG"
echo "(Versions displayed with local utility \"version\")"
c=$(  ps | grep $$ | awk '{print $NF}' )
version >/dev/null 2>&1 && s=$(_eat $0 $1) 
[ "$c" = "$s" ] && p="$s" || p="$c"
version >/dev/null 2>&1 && version "=o" $p my-nl glark
set -o nounset
echo

FILES="data*"

echo " Content of files :" $FILES
my-nl $FILES

echo
echo " Results with utility glark:"
glark -l \( \( ORACLE -a -1 UNIX \) -a -1 WINDOWS \)  $FILES

exit 0

% ./s1

Environment: LC_ALL = C, LANG = C
(Versions displayed with local utility "version")
OS, ker|rel, machine: Linux, 2.6.26-2-amd64, x86_64
Distribution        : Debian GNU/Linux 5.0 
GNU bash 3.2.39
my-nl (local) 296
glark, version 1.8.0

 Content of files : data1 data2

==> data1 <==

  1 UNIX
  2 ......
  3 WINDOWS
  4 ........
  5 ORACLE

==> data2 <==

  1 UNIX
  2 .......
  3 WINDOWS

 Results with utility glark:
data1

glark -l \( ORACLE -a -1 UNIX -a -1 WINDOWS \)  $FILES