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#
# set +o errexit -o noglob -o nounset is assumed.
#
pkgtoolp_init_args() {
local _rc=0; _status="";
if [ "$((${ARG_INFO:-0} + ${ARG_RDEPENDS:-0} + ${ARG_SHELL:-0} + ${ARG_TARBALL:-0}))" -gt 1 ]; then
cat etc/pkgtool.usage; _rc=1; _status="Error: only one of -i, -r, -s, or -t must be specified.";
elif [ "$((${ARG_INFO:-0} + ${ARG_RDEPENDS:-0} + ${ARG_SHELL:-0} + ${ARG_TARBALL:-0}))" -eq 0 ]\
&& [ -z "${ARG_RESTART_AT}" ]\
&& [ "${ARG_UPDATE_DIFF:-0}" -eq 0 ]; then
cat etc/pkgtool.usage; _rc=1; _status="Error: one of -i, -r, -s, or -t must be specified.";
else _rc=0;
fi; return "${_rc}";
};
pkgtoolp_init_env() {
local _fname="" _rc=0; _status="";
if ! cd "${0%/*}"; then
printf "Error: failed to change working directory to \`${0%/*}'." >&2; exit 1;
elif ! umask 022; then
printf "Error: failed to set umask(2).\n" >&2; exit 1;
else for _fname in $(find subr -name *.subr); do
if ! . "${_fname}"; then
printf "Error: failed to source \`%s'.\n" "${_fname}" >&2; exit 1;
fi;
done;
fi; return "${_rc}";
};
pkgtoolp_init_getopts() {
local _opt="" _shiftfl=0 _rc=0 OPTIND=0; _status=""; : ${ARCH:="nt64"}; : ${BUILD_KIND:="debug"};
ARG_INFO=0; ARG_RESTART_AT=""; ARG_RDEPENDS=0; ARG_UPDATE_DIFF=0; ARG_SHELL=0; ARG_TARBALL=0;
while [ "${#}" -gt 0 ]; do
case "${1}" in
--update-diff)
ARG_UPDATE_DIFF=1; _shiftfl=1; ;;
--restart-at)
if [ "${#}" -lt 2 ]\
|| [ -z "${2}" ]; then
_rc=1; _status="Error: missing argument for option --restart-at.";
else
ARG_RESTART_AT="${2}"; _shiftfl=2;
fi; ;;
*) _shiftfl=0; ;;
esac;
if [ "${_rc:-0}" -ne 0 ]; then
break;
elif [ "${_shiftfl:-0}" -gt 0 ]; then
shift "${_shiftfl}"; continue;
elif getopts a:b:hirst _opt; then
case "${_opt}" in
a) ARCH="${OPTARG}"; ;;
b) BUILD="${OPTARG}"; ;;
h) cat etc/pkgtool.usage; exit 0; ;;
i) ARG_INFO=1; ;;
r) ARG_RDEPENDS=1; ;;
s) ARG_SHELL=1; ;;
t) ARG_TARBALL=1; ;;
*) cat etc/pkgtool.usage; exit 1; ;;
esac; shift $((${OPTIND}-1)); OPTIND=1;
else
break;
fi;
done;
if [ "${_rc}" -eq 0 ]; then
while [ "${#}" -gt 0 ]; do
case "${1}" in
*=*) rtl_set_var_unsafe "${1%%=*}" "${1#*=}"; ;;
*) if [ "${#}" -ne 1 ]; then
_rc=1; _status="Error: invalid argument \`${1}'.";
fi; break; ;;
esac; shift;
done;
if [ "${_rc:-0}" -eq 0 ]; then
if [ "${#}" -ne 1 ]\
&& [ -z "${PKGTOOL_PKG_NAME:-}" ]; then
_rc=1; _status="Error: missing package name.";
elif [ "${#}" -eq 1 ]; then
PKGTOOL_PKG_NAME="${1}"; export PKGTOOL_PKG_NAME;
fi;
fi;
fi; return "${_rc}";
};
pkgtoolp_init_getopts_help() {
local _opt="";
while getopts a:b:hirst _opt 2>/dev/null; do
case "${_opt}" in
h) cat etc/pkgtool.usage; exit 0; ;;
esac; done; shift $((${OPTIND}-1));
};
pkgtoolp_init_prereqs() {
if ! rtl_check_prereqs \
awk bzip2 cat chmod cp date find grep hostname mkdir \
mktemp mv paste printf readlink rm sed sort tar test \
touch tr uniq; then
printf "%s\n" "${_status}" >&2; exit 1;
elif ! (FNAME="$(mktemp)" && { trap "rm -f \"\${FNAME}\"" EXIT; \
sed -i'' -e '' "${FNAME}" >/dev/null 2>&1; }); then
printf "Error: sed(1) in \${PATH} does not support the \`-i' option.\n" >&2; exit 1;
fi;
};
pkgtool_init() {
local _fname="" _rc=0; _status="";
if ! pkgtoolp_init_env \
|| ! pkgtoolp_init_getopts_help "${@}" \
|| ! pkgtoolp_init_prereqs \
|| ! pkgtoolp_init_getopts "${@}" \
|| ! ex_pkg_load_vars \
|| ! pkgtoolp_init_args; then
_rc=1; _status="${_status}";
fi; return "${_rc}";
};
# vim:filetype=sh
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