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#!/bin/sh -euf
# Copyright 2011-2012 Intel Corporation
# Author: Alexander Shishkin, Artem Bityutskiy
# License: GPLv2
srcdir="$(readlink -ev -- ${0%/*})"
PATH="$srcdir:$srcdir/libshell:$PATH"
. shell-error
. shell-args
. shell-quote
. aiaiai-sh-functions
PROG="${0##*/}"
message_time="yes"
# This is a small trick to make sure the script is portable - check if 'dash'
# is present, and if yes - use it.
if can_switch_to_dash; then
exec dash -euf -- "$srcdir/$PROG" "$@"
exit $?
fi
show_usage()
{
cat <<-EOF
Usage: $PROG [options] <file>
Match various keywords - e.g., companies often prohibit some for whatever
reasons. The keywords are read from stdin (one keyword per line) and matched
against <file>.
Options:
-v, --verbose be verbose;
-h, --help show this text and exit.
EOF
}
fail_usage()
{
[ -z "$1" ] || printf "%s\n" "$1"
show_usage
exit 1
}
first_match=
look_for_keyword()
{
local kw="$1"
local match
verbose "look for keyword \"$kw\""
match="$(grep -i "$(quote_sed_regexp "$kw")" "$file" ||:)"
[ -n "$match" ] || return 0
[ -z "$first_match" ] || echo ""
first_match="no"
printf "%s\n\n" "Matched keyword \"$kw\""
printf "%s\n" "$match" | head -n8
}
TEMP=`getopt -n $PROG -o v,h --long verbose,help -- "$@"` || fail_usage ""
eval set -- "$TEMP"
mbox=
verbose=
while true; do
case "$1" in
-v|--verbose)
verbose=-v
;;
-h|--help)
show_usage
exit 0
;;
--) shift; break
;;
*) fail_usage "Unrecognized option: $1"
;;
esac
shift
done
[ "$#" -eq 1 ] || fail_usage "Please, specify exactly one argument - the file with keywords"
file="$(readlink -ev -- "$1")"
while IFS= read -r kw; do
look_for_keyword "$kw"
done
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