void-packages/xbps-src/shutils/common_funcs.sh

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#-
# Copyright (c) 2008-2010 Juan Romero Pardines.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#-
#
# Common functions for xbps.
#
run_func()
{
func="$1"
[ -z "$func" ] && return 1
if $(type $func | grep -q 'function'); then
$func
return $?
fi
return 255 # function not found.
}
msg_red()
{
[ -z "$1" ] && return 1
# error messages in bold/red
printf "\033[1m\033[31m"
if [ -n "$in_chroot" ]; then
echo "[chroot] => ERROR: $1"
else
echo "=> ERROR: $1"
fi
printf "\033[m"
}
msg_error()
{
msg_red "$@"
exit 1
}
msg_error_nochroot()
{
[ -z "$1" ] && return 1
printf "\033[1m\033[31m"
echo "=> ERROR: $1"
printf "\033[m"
exit 1
}
msg_warn()
{
[ -z "$1" ] && return 1
# warn messages in bold/yellow
printf "\033[1m\033[33m"
if [ -n "$in_chroot" ]; then
echo "[chroot] => WARNING: $1"
else
echo "=> WARNING: $1"
fi
printf "\033[m"
}
msg_warn_nochroot()
{
[ -z "$1" ] && return 1
printf "\033[1m\033[33m"
echo "=> WARNING: $1"
printf "\033[m"
}
msg_normal()
{
[ -z "$1" ] && return 1
# normal messages in bold
printf "\033[1m"
if [ -n "$in_chroot" ]; then
echo "[chroot] => $1"
else
echo "=> $1"
fi
printf "\033[m"
}