#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# This file is part of python-ghostscript.
# Copyright 2010-2023 by Hartmut Goebel <h.goebel@crazy-compilers.com>
#
# This program 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.
#
# This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
#

__author__ = "Hartmut Goebel <h.goebel@crazy-compilers.com>"
__copyright__ = "Copyright 2010-2023 by Hartmut Goebel <h.goebel@crazy-compilers.com>"
__licence__ = "GNU General Public License version 3 (GPL v3)"
__credits__ = "Based on an example from https://ghostscript.readthedocs.io/en/gs10.0.0/API.html"

import sys
from ghostscript import _gsprint as gs

# For the low-level interface arguments have to be bytes. Encode them
# using local encoding to save calling set_arg_encoding().
args = [
    b"ps2pdf",	# actual value doesn't matter
    b"-q",
    b"-dNOPAUSE",
    b"-dBATCH",
    b"-dSAFER",
    b"-sDEVICE=pdfwrite",
    b"-sOutputFile=/tmp/out.pdf",
    b"-f",
    b"test.ps"
    ]

instance = gs.new_instance()

code = 0
try:
    code = gs.init_with_args(instance, args)
except gs.GhostscriptError as e:
    print("error raised:", e)
    code = e.code
finally:
    code1 = gs.exit(instance)
    if code in (0,  gs.e_Quit):
        code = code1

gs.delete_instance(instance)
if code not in (0,  gs.e_Quit):
    sys.exit(1)