distfgrep.sh

#! /bin/sh
#set -x

c=1
TOTALFILES=0
DISTFILES="/usr/distfiles"

check_on_files()
{
    local compflag=$1
    local pattern=$2

    for file in ${DISTFILES}/${pattern}
    do
	if [ ! -f ${file} ]; then
	    continue
	fi

	echo "distfile[${c}/${TOTALFILES}] : ${file}"
	tar -${compflag} -xOf ${file} | grep ${EXP}
	c=`expr $c + 1`
    done

}

count_files()
{
    TOTALFILES=$(find ${DISTFILES} -maxdepth 1 -type f -iname '*.tar.gz' \
	-o -iname '*.tgz' -o -iname '*.tbz2' -o -iname '*.tar.bz2' \
	-o -iname '*.txz' -o -iname '*.tar.xz' | wc -l | cut -w -f 2)
}

usage()
{
    echo "Usage: distfgrep.sh <regexp>"
    exit 1
}

EXP=$@

if [ "${EXP}" == "" ]; then
    usage
fi

count_files

check_on_files "z" '*.tar.gz'
check_on_files "z" '*.tgz'
check_on_files "j" '*.tbz2'
check_on_files "j" '*.tar.bz2'
check_on_files "J" '*.txz'
check_on_files "J" '*.tar.xz'