bin/tmp

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1.7 KiB
Bash
Executable File

#! /bin/bash
#
# tmp.bash
# Copyright (C) 2018 salt <salt@lap-th-e560-0>
#
# Distributed under terms of the MIT license.
#
# Define variables
name="$(basename "$0" .sh)"
tmpdirtemplate="XXXXXX"
# Define functions
log() {
[ -z "$1" ] && return 1
# shellcheck disable=1117
printf "%b: %s\n" \
"$name" \
"$1"
}
cleanup() {
[ -z "$tmpdir" ] && exit 2
log "Cleaning up \"$tmpdir\""
rm -rf "$tmpdir"
}
# Handle args
while getopts ":h" opt; do
case $opt in
h)
cat << EOF
Usage: $name [TEMPLATE]
Create a temporary directory, copying the folder [TEMPLATE] from
[XDG_TEMPLATES_DIR|~/Templates]/tmp, if it exists.
-h Show this help text
https://gitlab.com/rehashedsalt/bin
EOF
exit 0
;;
*)
log "Invaild argumenet: -$OPTARG"
log "See $name -h for help"
exit 1
;;
esac
done
# Validate $1
if [ -n "$1" ]; then
# Source in XDG dirs, if they exist
userdirs="${XDG_CONFIG_HOME:-$HOME/.config}/user-dirs.dirs"
if [ -f "$userdirs" ]; then
source "$userdirs"
fi
unset userdirs
copydir="${XDG_TEMPLATES_DIR:-$HOME/Templates}/.tmp/$1"
if ! [ -d "$copydir" ]; then
log "Could not find template directory \"$copydir\""
exit 3
fi
if ! [ -r "$copydir" ]; then
log "Cannot read template directory \"$copydir\""
exit 4
fi
log "Using template \"$1\""
tmpdirtemplate="$1.$tmpdirtemplate"
fi
# Make our directory
tmpdir="$(mktemp -dt "tmp.$tmpdirtemplate")"
[ -z "$tmpdir" ] && exit 2
# Copy in template directory
if [ -n "$1" ] && [ -n "$copydir" ] && [ -n "$tmpdir" ]; then
cp -r "$copydir"/* "$tmpdir"
unset copydir
fi
trap "cleanup" EXIT
# Do the do
log "This directory will be removed when this shell exits"
(
cd "$tmpdir" || exit 50
exec "$SHELL"
)