1/*
2 * *****************************************************************************
3 *
4 * SPDX-License-Identifier: BSD-2-Clause
5 *
6 * Copyright (c) 2018-2021 Gavin D. Howard and contributors.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are met:
10 *
11 * * Redistributions of source code must retain the above copyright notice, this
12 *   list of conditions and the following disclaimer.
13 *
14 * * Redistributions in binary form must reproduce the above copyright notice,
15 *   this list of conditions and the following disclaimer in the documentation
16 *   and/or other materials provided with the distribution.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 *
30 * *****************************************************************************
31 *
32 * Code to handle special I/O for bc.
33 *
34 */
35
36#ifndef BC_READ_H
37#define BC_READ_H
38
39#include <stdlib.h>
40
41#include <status.h>
42#include <vector.h>
43
44#ifndef BC_ENABLE_PROMPT
45#define BC_ENABLE_PROMPT (1)
46#endif // BC_ENABLE_PROMPT
47
48#if !BC_ENABLE_PROMPT
49#define bc_read_line(vec, prompt) bc_read_line(vec)
50#define bc_read_chars(vec, prompt) bc_read_chars(vec)
51#endif // BC_ENABLE_PROMPT
52
53#define BC_READ_BIN_CHAR(c) (((c) < ' ' && !isspace((c))) || ((uchar) c) > '~')
54
55BcStatus bc_read_line(BcVec *vec, const char *prompt);
56void bc_read_file(const char *path, char **buf);
57BcStatus bc_read_chars(BcVec *vec, const char *prompt);
58bool bc_read_buf(BcVec *vec, char *buf, size_t *buf_len);
59
60#endif // BC_READ_H
61