1#!/bin/sh
2#
3# Copyright (c) 2018-2021, Christer Edwards <christer.edwards@gmail.com>
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions are met:
8#
9# * Redistributions of source code must retain the above copyright notice, this
10#   list of conditions and the following disclaimer.
11#
12# * Redistributions in binary form must reproduce the above copyright notice,
13#   this list of conditions and the following disclaimer in the documentation
14#   and/or other materials provided with the distribution.
15#
16# * Neither the name of the copyright holder nor the names of its
17#   contributors may be used to endorse or promote products derived from
18#   this software without specific prior written permission.
19#
20# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
23# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
24# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
26# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
27# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
28# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30
31COLOR_RED=
32COLOR_GREEN=
33COLOR_YELLOW=
34COLOR_RESET=
35
36enable_color() {
37    . /usr/local/share/bastille/colors.pre.sh
38}
39
40# If "NO_COLOR" environment variable is present, disable output colors.
41if [ -z "${NO_COLOR}" ]; then
42    enable_color
43fi
44
45# Notify message on error, but do not exit
46error_notify() {
47    echo -e "${COLOR_RED}$*${COLOR_RESET}" 1>&2
48}
49
50# Notify message on error and exit
51error_exit() {
52    error_notify $@
53    exit 1
54}
55
56info() {
57    echo -e "${COLOR_GREEN}$*${COLOR_RESET}"
58}
59
60warn() {
61    echo -e "${COLOR_YELLOW}$*${COLOR_RESET}"
62}
63