This file is indexed.

/usr/bin/exifgrep is in exifprobe 2.0.1-11.

This file is owned by root:root, with mode 0o755.

The actual contents of the file can be viewed below.

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#!/bin/sh
# @(#) $Id: exifgrep,v 1.11 2005/07/02 13:10:03 alex Exp $

# Run 'egrep' on the output of exifprobe -L, massaging the output a la
# 'list-photo'.  Accepts the -var, -export, -num, and '-' options of
# list_photo; all other options are passed to egrep.

usage()
{
    echo "Usage: exifgrep [-var|-export] [-num] [-r] [-t] [-n] [-c] [egrep-options] egrep-pattern [NOT egrep-pattern] imagefilename[s]" 1>&2
    exit 1
}


# Create the output format, choosing numerical or "interpreted" values
# from the exifprobe output lines, and stripping unwanted spaces for
# "variable" format (while quoting multi-word values).

format()
{
    filename=
    vars="var nequals nvalue iequals value remainder"
    case "${nameopt}" in
        "-n") vars="filename var nequals nvalue iequals value remainder" ;;
    esac

    while read $vars
    do
        case "$filename" in
            "#")  continue ;;
            "#"*)  continue; ;;
            *"#")  continue ;;
        esac
        case ${var} in
            "#")  continue ;;
            "#"*)  continue; ;;
            *"#")  continue ;;
        esac
        if test 0$dovar -ne 0
        then
            if test ${donum} -eq 1
            then
                case ${nvalue} in
                     [0-9]*) echo -n "${export}${var}=${nvalue}" ;;
                          *) quote ${var} ${nvalue} ${iequals} ${value} ${remainder};;
                esac
            else
                case "${iequals}" in
                    "") quote ${var} ${nvalue}${value}${remainder} ;;
                     =) quote ${var} ${value} ${remainder} ;;
                  APEX) quote ${var} ${remainder} ;;
                     *) quote ${var} ${nvalue} ${iequals} ${value} ${remainder} ;;
                esac
            fi
        elif test ${donum} -eq 1
        then
            case ${nvalue} in
                "'"*) echo -n "${var}=${nvalue}"
                        case "${iequals}" in
                            "") ;;
                             *) echo -n " ${iequals} ${value} ${remainder}" ;;
                        esac
                        ;;
                 *) case "${var}" in
                        "#") ;;
                         *) echo -n "${var}=${nvalue}" ;;
                    esac
                    ;;
            esac
        else
            echo -n  $var $nequals $nvalue $iequals $value $remainder
        fi
        case "${filename}" in
            "") echo ;;
            *) echo "    # ${filename}" ;;
        esac
    done
}


# On output, place double-quotes around multi-word values which
# are not already quoted. This is necessary for 'variable' format.
# Do not include "commented" material in quoted phrase.

quote()
{
    local inquote

    inquote=0
    case $# in
        0) ;;
        1) echo -n "${export}$1=" ;;
        2) echo -n "${export}$1=$2" ;;
        *) case $1 in
            \#*) echo -n "$1" ;;
              *) echo -n "${export}$1"= ;;
           esac
           shift
           while test $# -gt 0
           do
               case $1 in
                \'*) echo -n $*; break ;;
                \#*) case $inquote in
                        1) echo -n "' " ;;
                     esac
                     inquote=0
                     echo -n "$*"
                     break
                     ;;
                  *) case $inquote in
                        0) echo -n "'"; inquote=1 ;;
                     esac
                     echo -n "$1"
                     shift
                     ;;
               esac
           done
           case $inquote in
                1) echo -n "'" ;;
           esac
           ;;
    esac
}

exifgrep_imagefind()
{
    local dir

    dir="$*"
    find ${dir:="."} \
         \( \
           -iname "*.tiff" -o -iname "*.tiff" -o -iname "*.tiff.Z"  \
        -o -iname "*.tif" -o -iname "*.tif" -o -iname "*.tif.Z"  \
        -o -iname "*.jpeg" -o -iname "*.jpeg.gz" -o -iname "*.jpeg.Z"  \
        -o -iname "*.jpg" -o -iname "*.jpg.gz" -o -iname "*.jpg.Z"  \
        -o -iname "*.jpe" -o -iname "*.jpe.gz" -o -iname "*.jpe.Z"  \
        -o -iname "*.kqp" -o -iname "*.kqp.gz" -o -iname "*.kqp.Z" \
        -o -iname "*.mrw" -o -iname "*.mrw.gz" -o -iname "*.mrw.Z"  \
        -o -iname "*.nef" -o -iname "*.nef.gz" -o -iname "*.nef.Z"  \
        -o -iname "*.orf" -o -iname "*.orf.gz" -o -iname "*.orf.Z"  \
        -o -iname "*.pef" -o -iname "*.pef.gz" -o -iname "*.pef.Z"  \
        -o -iname "*.x3f" -o -iname "*.x3f.gz" -o -iname "*.x3f.Z"  \
        -o -iname "*.dng" -o -iname "*.dng.gz" -o -iname "*.dng.Z"  \
        -o -iname "*.erf" -o -iname "*.erf.gz" -o -iname "*.erf.Z"  \
        -o -iname "*.raf" -o -iname "*.raf.gz" -o -iname "*.raf.Z"  \
        -o -iname "*.cr2" -o -iname "*.cr2.gz" -o -iname "*.cr2.Z"  \
        -o -iname "*.crw" -o -iname "*.crw.gz" -o -iname "*.crw.Z"  \
        -o -iname "*.jp2" -o -iname "*.jp2.gz" -o -iname "*.jp2.Z"  \
        -o -iname "*.k25" -o -iname "*.k25.gz" -o -iname "*.k25.Z"  \
        -o -iname "*.kdc" -o -iname "*.kdc.gz" -o -iname "*.kdc.Z"  \
        \) -print 
}

: PROBE=${PROBE:=exifprobe}
# Gather options first.  This is kind of wierd.
dovar=0
donum=0
recursisve=0

export=
egrep_options=
vgrep_options=
pattern=
notpattern=
nameopt=
tagopt=
coloropt=

while test $# -ge 1
do
    case $1 in
        -var) dovar=1; shift ;;
        -num) donum=1; shift ;;
          -c) coloropt="-c" ; shift ;; 
          -n) nameopt="-n"; shift ;;   # may need this if reading from stdin
          -r) recursive=1; shift ;;
          -t) tagopt="-enN" ; shift ;; 
    -export*) export="export "; dovar=1; shift ;;
          -h) usage ;;
          -*) egrep_options="$egrep_options $1"; shift ;;
         NOT) case "$2" in
                -f) notpattern="-f $3"; shift; shift; shift; break ;;
                 *) notpattern="$2"; shift; shift; break ;;
              esac
              ;;
           *) pattern="$1"; shift
              case $1 in
                NOT) case "$2" in
                        -f) notpattern="-f $3"; shift; shift; shift; break ;;
                         *) notpattern="$2"; shift; shift; break ;;
                     esac
                     ;;
                  *) break ;;
              esac
              ;;
    esac
done

if test $# -lt 1 -a "X${pattern}${notpattern}" = "X"
then
    usage
fi

# This should probably be modified somehow to use xargs.
case "${recursive}" in
    1)  args=$( exifgrep_imagefind $* )
        set -- ${args}
        ;;
esac

# All variables are global.
# If there are no filenames, read from stdin, which is expected to be
# exifprobe -L output.

case $# in
     0) egrep ${egrep_options} "${pattern}" | format
        ;;
     *) case $# in
            1) ;;
            *) nameopt="-n" ;;  # Use names if more than one file
        esac
        case "${notpattern}" in
            "") ${PROBE} -L ${coloropt} ${nameopt} ${tagopt} $* | egrep ${egrep_options} "${pattern}" | format ;;
             *) case "${pattern}" in
                    "") ${PROBE} -L ${coloropt} ${nameopt} ${tagopt} $* | egrep ${egrep_options} -v "${notpattern}" | format ;;
                     *) ${PROBE} -L ${coloropt} ${nameopt} ${tagopt} $* | egrep ${egrep_options} "${pattern}" | egrep -v "${notpattern}" | format ;;
                esac
                ;;
        esac
        ;;
esac