xref: /freebsd/contrib/bc/include/dc.h (revision a7623790fb345e6dc986dfd31df0ace115e6f2e4)
1 /*
2  * *****************************************************************************
3  *
4  * SPDX-License-Identifier: BSD-2-Clause
5  *
6  * Copyright (c) 2018-2020 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  * Definitions for bc.
33  *
34  */
35 
36 #ifndef BC_DC_H
37 #define BC_DC_H
38 
39 #if DC_ENABLED
40 
41 #include <status.h>
42 #include <lex.h>
43 #include <parse.h>
44 
45 void dc_main(int argc, char **argv);
46 
47 extern const char dc_help[];
48 
49 void dc_lex_token(BcLex *l);
50 bool dc_lex_negCommand(BcLex *l);
51 
52 extern const char dc_sig_msg[];
53 extern const uchar dc_sig_msg_len;
54 
55 extern const uint8_t dc_lex_regs[];
56 extern const size_t dc_lex_regs_len;
57 
58 extern const uint8_t dc_lex_tokens[];
59 extern const uint8_t dc_parse_insts[];
60 
61 void dc_parse_parse(BcParse *p);
62 void dc_parse_expr(BcParse *p, uint8_t flags);
63 
64 #endif // DC_ENABLED
65 
66 #endif // BC_DC_H
67