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comparison scn2k/command_handler.cc @ 54:d7cde171a1de

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* scn2k_grp.cc now handles commands in a cleanier way \o/ * some cleaning
author thib
date Mon, 20 Apr 2009 16:18:55 +0000
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children f1a27ee7e03c
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53:ddbcbd000206 54:d7cde171a1de
1 /*
2 * Copyright (c) 2009 Thibaut GIRKA <thib@sitedehib.com>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28 #include <map>
29 #include <stdlib.h>
30
31 #include "scn2k.h"
32
33 #define CMDMAP_DEBUG 1
34
35 void CommandHandler::RegisterCommand(int cmd1, int cmd2, int cmd3, const char* descr, CmdImpl func)
36 {
37 if (descr == NULL && func == NULL)
38 return;
39 SimpleCmd cmd(cmd1, cmd2, cmd3);
40 CommandInfo info;
41 info.function = func;
42 info.descr = descr;
43
44 #ifdef CMDMAP_DEBUG
45 CommandMap::iterator it;
46 it = command_map.find(cmd);
47 if (it != command_map.end()) {
48 printf("ERROR: Command '%s' already registered as '%s'!\n", descr, it->second.descr);
49 abort();
50 }
51 #endif
52
53 command_map[cmd] = info;
54 }
55
56 bool CommandHandler::Exec(Cmd &cmd) {
57 CommandMap::iterator it;
58
59 it = command_map.find(cmd);
60 if (it == command_map.end()) {
61 //printf("Unrecognized opcode %d %d %d\n", cmd.cmd1, cmd.cmd2, cmd.cmd3); //Debug
62 return false;
63 }
64 else {
65 CmdImpl func = it->second.function;
66 if (func == NULL) printf("Function %s not implemented yet\n", it->second.descr);
67 else (this->*func)(cmd);
68 return true;
69 }
70 }
71