1 /*
2 * *****************************************************************************
3 *
4 * Copyright (c) 2018-2019 Gavin D. Howard and contributors.
5 *
6 * All rights reserved.
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 * The main procedure of dc.
33 *
34 */
35
36 #if DC_ENABLED
37
38 #include <string.h>
39
40 #include <status.h>
41 #include <dc.h>
42 #include <vm.h>
43
dc_main(int argc,char ** argv)44 int dc_main(int argc, char **argv) {
45
46 BcStatus s;
47
48 vm->read_ret = BC_INST_POP_EXEC;
49 vm->help = dc_help;
50 #if BC_ENABLE_SIGNALS
51 vm->sigmsg = dc_sig_msg;
52 vm->siglen = (uchar) strlen(vm->sigmsg);
53 #endif // BC_ENABLE_SIGNALS
54
55 vm->next = dc_lex_token;
56 vm->parse = dc_parse_parse;
57 vm->expr = dc_parse_expr;
58
59 s = bc_vm_boot(argc, argv, "DC_LINE_LENGTH", "DC_ENV_ARGS", "DC_EXPR_EXIT");
60
61 return (int) s;
62 }
63 #endif // DC_ENABLED
64