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#!/usr/bin/env sh
# Description: View an image or images in a directory in pager
#
# Note: While it's very easy to fix this in Bash (sample commented), with the
# current POSIX shell script implementation the unmatched patterns are spewed.
# A patch to fix this is highly appreciated.
#
# Shell: POSIX compliant
# Author: Arun Prakash Jana
if ! [ -z "$1" ]; then
if [ -d "$1" ]; then
cd "$1"
# Bash implementation
# shopt -s nullglob
# viu -n *.bmp *.BMP *.gif *.GIF *.jpg *.JPG *.jpeg *.JPEG *.png *.PNG *.svg *.SVG 2>/dev/null | less -R
for file in *.bmp *.BMP *.gif *.GIF *.jpg *.JPG *.jpeg *.JPEG *.png *.PNG *.svg *.SVG
do
viu -n "$file" 2>/dev/null
done | less -R
else
viu -n "$1" | less -R
fi
fi
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