1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
|
# =============================================================================
# ____ _ _ ____ _ _ _ _ _ _ _
# _ __ _ _ / ___| | | | _ \| | | (_) |__ __ _| |__ __| | |
# | '_ \| | | | | _| |_| | | | | | | | | '_ \ / _` | '_ \ / _` | |
# | |_) | |_| | |_| | _ | |_| | |___ _| | | |_) | (_| | | | | (_| | |
# | .__/ \__, |\____|_| |_|____/|_____(_)_|_|_.__/ \__, |_| |_|\__,_|_|
# |_| |___/ |___/
# =============================================================================
# Authors:
# Tristan Gingold
# Patrick Lehmann
#
# Package module: Python binding and low-level API for shared library 'libghdl'.
#
# License:
# ============================================================================
# Copyright (C) 2019-2021 Tristan Gingold
#
# 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, see <gnu.org/licenses>.
#
# SPDX-License-Identifier: GPL-2.0-or-later
# ============================================================================
from ctypes import c_int, c_bool
from pydecor import export
from pyGHDL.libghdl import libghdl
from pyGHDL.libghdl._types import SourceFileEntry, NameId
from pyGHDL.libghdl._decorator import BindToLibGHDL
__all__ = ["Current_Token", "Flag_Comment"]
# This is a c_int, so you want to use its .value
Current_Token = c_int.in_dll(libghdl, "vhdl__scanner__current_token")
Flag_Comment = c_bool.in_dll(libghdl, "vhdl__scanner__flag_comment")
@export
@BindToLibGHDL("vhdl__scanner__set_file")
def Set_File(SourceFile: SourceFileEntry) -> None:
"""
Initialize the scanner with file :obj:`SourceFile`.
:param SourceFile: File to scan.
"""
@export
@BindToLibGHDL("vhdl__scanner__close_file")
def Close_File() -> None:
"""Finalize the scanner."""
@export
@BindToLibGHDL("vhdl__scanner__scan")
def Scan() -> None:
"""Get a new token."""
@export
@BindToLibGHDL("vhdl__scanner__get_current_line")
def Get_Current_Line() -> int:
"""
Get the current location, or the location of the current token.
Since a token cannot spread over lines, file and line of the current token are
the same as those of the current position. The offset is the offset in the current line.
:return: Current token's line.
"""
return 0
@export
@BindToLibGHDL("vhdl__scanner__get_token_offset")
def Get_Token_Offset() -> int:
"""
Get the current token's offset in the current line.
:return: Current token's offset.
"""
return 0
@export
@BindToLibGHDL("vhdl__scanner__get_token_position")
def Get_Token_Position():
"""
Get the current token's position.
:return: Current token's position. Type: ``Source_Ptr``
"""
return 0
@export
@BindToLibGHDL("vhdl__scanner__get_position")
def Get_Position():
"""
Get the current position.
:return: Current position. Type: ``Source_Ptr``
"""
return 0
@export
@BindToLibGHDL("vhdl__scanner__current_identifier")
def Current_Identifier() -> NameId:
"""
When :attr:`~pyGHDL.libghdl.vhdl.scanner.Current_Token` is an
``tok_identifier``, ``tok_char`` or ``tok_string``, its name_id can be
retrieved via this function.
:return: NameId of the current token.
"""
return 0
|