#!/usr/bin/env python3
# -*- Mode: Python -*-
# GObject-Introspection - a framework for introspecting GObject libraries
# Copyright (C) 2008  Johan Dahlin
#
# 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 2
# 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.
#
from __future__ import absolute_import
from __future__ import division
from __future__ import print_function
from __future__ import unicode_literals

import os
import sys
import sysconfig

if sys.version_info.major < 3:
    import __builtin__ as builtins
else:
    import builtins

debug = os.getenv('GI_SCANNER_DEBUG')
if debug:
    if 'pydevd' in debug.split(','):
        # http://pydev.org/manual_adv_remote_debugger.html
        pydevdpath = os.getenv('PYDEVDPATH', None)
        if pydevdpath is not None and os.path.isdir(pydevdpath):
            sys.path.insert(0, pydevdpath)
            import pydevd
            pydevd.settrace()
    else:
        def on_exception(exctype, value, tb):
            print("Caught exception: %r %r" % (exctype, value))
            import pdb
            pdb.pm()
        sys.excepthook = on_exception

# Detect and set datadir, pylibdir, etc as applicable
# Similar to the method used in gdbus-codegen
filedir = os.path.dirname(__file__)

# Try using relative paths first so that the installation prefix is relocatable
datadir = os.path.abspath(os.path.join(filedir, '..', 'share'))
# Fallback to hard-coded paths if the relocatable paths are wrong
if not os.path.isdir(os.path.join(datadir, 'gir-1.0')):
    datadir = "FIXMESTAGINGDIRHOST/usr/share"

builtins.__dict__['DATADIR'] = datadir

# Respect gir_dir_prefix for meson and autotools
girdir = ''
# for meson
if '@gir_dir_prefix@' and not '@gir_dir_prefix@'.startswith('@'):
    girdir = os.path.abspath(os.path.join(filedir, '..', '@gir_dir_prefix@'))
# for autotools
elif 'FIXMESTAGINGDIRHOST/usr/share/gir-1.0' and not 'FIXMESTAGINGDIRHOST/usr/share/gir-1.0'.startswith('@'):
    girdir = os.path.dirname(os.path.abspath('FIXMESTAGINGDIRHOST/usr/share/gir-1.0'))
builtins.__dict__['GIRDIR'] = girdir

# Again, relative paths first so that the installation prefix is relocatable
pylibdir = os.path.abspath(os.path.join(filedir, '..', 'lib', 'gobject-introspection'))

# EXT_SUFFIX for py3 SO for py2
py_mod_suffix = sysconfig.get_config_var('EXT_SUFFIX') or sysconfig.get_config_var('SO')

if not os.path.isfile(os.path.join(pylibdir, 'giscanner', '_giscanner' + py_mod_suffix)):
    # Running uninstalled?
    builddir = os.getenv('UNINSTALLED_INTROSPECTION_BUILDDIR', None)
    if builddir is not None:
        # Autotools, most likely
        builddir = os.path.abspath(builddir)
        # For _giscanner.so
        sys.path.insert(0, os.path.join(builddir, '.libs'))
        srcdir = os.getenv('UNINSTALLED_INTROSPECTION_SRCDIR', None)
        if srcdir:
            # For the giscanner python files
            pylibdir = srcdir
    elif os.path.isdir(os.path.join(filedir, '..', 'giscanner')):
        # We're running uninstalled inside meson
        builddir = os.path.abspath(os.path.join(filedir, '..'))
        pylibdir = builddir
        gdump_path = os.path.join(builddir, 'girepository', 'gdump.c')
        if os.path.isfile(gdump_path):
            builtins.__dict__['GDUMP_PATH'] = gdump_path
    else:
        # Okay, we're not running uninstalled and the prefix is not
        # relocatable. Use hard-coded libdir.
        pylibdir = os.path.join('FIXMESTAGINGDIRHOST/usr/lib', 'gobject-introspection')

sys.path.insert(0, pylibdir)

from giscanner.scannermain import scanner_main
sys.exit(scanner_main(sys.argv))
