1/*****************************************************************************/
2/* */
3/* comments.c */
4/* */
5/* Comment management for da65 */
6/* */
7/* */
8/* */
9/* (C) 2006 Ullrich von Bassewitz */
10/* Römerstrasse 52 */
11/* D-70794 Filderstadt */
12/* EMail: uz@cc65.org */
13/* */
14/* */
15/* This software is provided 'as-is', without any expressed or implied */
16/* warranty. In no event will the authors be held liable for any damages */
17/* arising from the use of this software. */
18/* */
19/* Permission is granted to anyone to use this software for any purpose, */
20/* including commercial applications, and to alter it and redistribute it */
21/* freely, subject to the following restrictions: */
22/* */
23/* 1. The origin of this software must not be misrepresented; you must not */
24/* claim that you wrote the original software. If you use this software */
25/* in a product, an acknowledgment in the product documentation would be */
26/* appreciated but is not required. */
27/* 2. Altered source versions must be plainly marked as such, and must not */
28/* be misrepresented as being the original software. */
29/* 3. This notice may not be removed or altered from any source */
30/* distribution. */
31/* */
32/*****************************************************************************/
33
34
35
36/* common */
37#include "xmalloc.h"
38
39/* da65 */
40#include "attrtab.h"
41#include "comments.h"
42#include "error.h"
43
44
45
46/*****************************************************************************/
47/* Data */
48/*****************************************************************************/
49
50
51
52/* Comment table */
53static const char* CommentTab[0x10000];
54
55
56
57/*****************************************************************************/
58/* Code */
59/*****************************************************************************/
60
61
62
63void SetComment (unsigned Addr, const char* Comment)
64/* Set a comment for the given address */
65{
66 /* Check the given address */
67 AddrCheck (Addr);
68
69 /* If we do already have a comment, warn and ignore the new one */
70 if (CommentTab[Addr]) {
71 Warning ("Duplicate comment for address $%04X", Addr);
72 } else {
73 CommentTab[Addr] = xstrdup (Comment);
74 }
75}
76
77
78
79const char* GetComment (unsigned Addr)
80/* Return the comment for an address */
81{
82 /* Check the given address */
83 AddrCheck (Addr);
84
85 /* Return the label if any */
86 return CommentTab[Addr];
87}
88