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#!@SH@
#
# Main program file
#
# Copyright (C) 2013, 2014 Patrick "P. J." McDermott
#
# This file is part of the ProteanOS Development Kit.
#
# The ProteanOS Development Kit 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 3 of the
# License, or (at your option) any later version.
#
# The ProteanOS Development Kit 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 the ProteanOS Development Kit. If not, see
# <http://www.gnu.org/licenses/>.
set -u
# Constant global variables
HT=' '
LF='
'
PACKAGE_NAME='@PACKAGE_NAME@'
PACKAGE_VERSION='@PACKAGE_VERSION@'
PKGDATADIR='@pkgdatadir@'
OPTSTRING='hV'
if [ -f "${0%/*}/../.builddirstamp" ]; then
in_place=true
builddir="${0%/*}/.."
else
in_place=false
builddir=''
fi
# use() must be defined inline so it can be used to load other modules.
use()
{
local module="${1}"
local dir=
if ${in_place}; then
dir="${builddir}/lib"
else
dir="${PKGDATADIR}"
fi
if [ -f "${dir}/${module}.sm" ]; then
. "${dir}/${module}.sm"
else
printf '%s: Error: Failed to load module "%s": %s\n' \
"${0##*/}" "${module}" 'no such file or directory' >&2
exit 2
fi
}
use locale
use cmd
use vardata
use getopt
use rand
main()
{
local cmd=
load_locale
load_cmds
init_vardata
if ! get_options "${@}"; then
cmd_help_main >&2
exit 1
fi
shift $(($OPTIND - 1))
if ${opt_h:-false}; then
cmd='help'
elif ${opt_V:-false}; then
cmd='version'
elif [ ${#} -lt 1 ]; then
cmd_help_main >&2
exit 1
else
cmd="${1}"
shift
fi
srand $(expr ${$} + $(date '+%s'))
case "${cmd}" in
'help'|'version') ;;
*) check_uid || error 1 "$(get_msg 'uid_0_req')";;
esac
run_cmd "${cmd}" "${@}"
return ${?}
}
check_uid()
{
local uname_s=
local uid=
uname_s="$( (uname -s) 2>/dev/null)" || uname_s='unknown'
uid="$(id -u)"
case "${uname_s}" in
'Linux')
if [ ${uid} -ne 0 ]; then
return 1
fi
;;
esac
return 0
}
main "${@}"
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