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#!@BASH@
# -*-eselect-*- vim: ft=eselect
# Copyright (c) 2005-2012 Gentoo Foundation
#
# This file is part of the 'eselect' tools framework.
#
# eselect is free software: you can redistribute it and/or modify it under the
# terms of the GNU General Public License as published by the Free Software
# Foundation, either version 2 of the License, or (at your option) any later
# version.
#
# eselect is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along with
# eselect. If not, see <http://www.gnu.org/licenses/>.
# Where are our data?
ESELECT_DATA_PATH="@DATADIR@/eselect"
# Where are modules installed by default?
ESELECT_DEFAULT_MODULES_PATH="${ESELECT_DATA_PATH}/modules"
# Look in these places for modules
ESELECT_MODULES_PATH=( \
"${HOME}/.eselect/modules" \
"${ESELECT_DEFAULT_MODULES_PATH}" )
# Look in this place for libraries
ESELECT_CORE_PATH="${ESELECT_DATA_PATH}/libs"
# Look here for the default contents of a module
ESELECT_DEFAULT_ACTIONS="${ESELECT_CORE_PATH}/default.eselect"
# Our program name and version
ESELECT_VERSION="@VERSION@"
ESELECT_PROGRAM_NAME="eselect"
# Invocation information
ESELECT_BINARY_NAME="$0"
ESELECT_KILL_TARGET="$$"
# Support variables for Gentoo Prefix
EPREFIX="@EPREFIX@"
EROOT="${ROOT}${EPREFIX}"
# Remove all alias definitions. Unset functions and variables that are
# known to cause trouble.
"unalias" -a
unset -f rm
unset CDPATH GLOBIGNORE
IFS=$' \t\n'
shopt -s extglob
shopt -s expand_aliases
# Load core functions
source "${ESELECT_CORE_PATH}/core.bash" || exit 255
# Load necessary functions for the main script
inherit manip output path-manipulation tests
# Sneaky trick to make die in subshells work. If you don't get
# it, don't ask...
trap 'echo "exiting" >&2; exit 250' 15
# es_find_module foo
# Find and echo the filename of the foo module. If there's no foo module,
# die.
es_find_module() {
local modname="$1" modpath="" modfile=""
[[ -z ${modname} ]] && die "Usage: ${FUNCNAME} <module>"
for modpath in "${ESELECT_MODULES_PATH[@]}"; do
[[ -f ${modpath}/${modname}.eselect ]] && break
done
modfile="${modpath}/${modname}.eselect"
[[ -r ${modfile} ]] || die -q "Can't load module ${modname}"
echo ${modfile}
}
# es_do_usage
# Display eselect usage
es_do_usage() {
echo "Usage: eselect <global options> <module name> <module options>"
}
# es_do_help
# Display eselect help
es_do_help() {
set_output_mode default
es_do_usage
echo
es_do_list_options
echo
es_do_list_modules
}
# es_do_version
# Display eselect version
es_do_version() {
echo "eselect ${ESELECT_VERSION}"
echo
echo "Copyright (c) 2005-2012 Gentoo Foundation."
echo "Distributed under the terms of the GNU GPL version 2 or later."
}
# es_do_list_options
# Display all recognized global options
es_do_list_options() {
write_list_start "Global options:"
write_kv_list_entry "--brief" "Make output shorter"
write_kv_list_entry "--colour=<yes|no|auto>" \
"Enable or disable colour output (default 'auto')"
}
# es_do_list_modules
# Display all available eselect modules DEPRECATED
es_do_list_modules() {
do_action modules list "$@"
}
### main code ###
# figure out what the action is. we need to know whether we're
# invoked as a something-config/something-update.
action=""
for suffix in config update{,r} tool manager reader; do
if [[ ${0%%-${suffix}} != "$0" ]]; then
action=$(basename "$0")
action=${action%%-${suffix}}
break
fi
done
unset suffix
if [[ -z ${action} ]]; then
binname=$(basename "$0")
for prefix in config update{,r} manage 'read'; do
if [[ ${binname##${prefix}-} != ${binname} ]]; then
action=$(basename "$0")
action=${action##${prefix}-}
break
fi
done
unset binname prefix
fi
if [[ -z ${action} ]] && [[ -n ${1##--} ]]; then
while [[ ${1##--} != "$1" ]]; do
case ${1##--} in
brief)
set_output_mode brief
;;
colour=*|color=*|colour|color)
# accept all arguments that are valid for ls or emerge
case ${1#*=} in
yes|y|always|force|$1) colour=yes ;;
no|n|never|none) colour=no ;;
auto|tty|if-tty) colour="" ;;
*) die -q "Invalid argument for ${1%%=*} option" ;;
esac
;;
no-colour|no-color) # legacy option
colour=no
;;
help|version)
action=${1##--}
;;
*)
die -q "Unknown option $1"
;;
esac
shift
done
if [[ -z ${action} ]]; then
action=$1
shift
fi
fi
# enable colour output and get width of terminal iff stdout is a tty
if [[ -t 1 ]]; then
if [[ ${colour} = no ]]; then nocolours; else colours; fi
init_columns
else
if [[ ${colour} = yes ]]; then colours; else nocolours; fi
fi
unset colour
if [[ -n ${action} ]]; then
if is_function "es_do_${action//-/_}"; then
[[ $# -gt 0 ]] && die -q "Too many parameters"
es_do_${action//-/_}
else
do_action "${action}" "$@"
fi
else
es_do_help
fi
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