1/*****************************************************************************/
2/* */
3/* segnames.h */
4/* */
5/* Default segment names */
6/* */
7/* */
8/* */
9/* (C) 2003 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#include <string.h>
37
38/* common */
39#include "chartype.h"
40#include "segnames.h"
41
42
43
44/*****************************************************************************/
45/* Code */
46/*****************************************************************************/
47
48
49
50int ValidSegName (const char* Name)
51/* Return true if the given segment name is valid, return false otherwise */
52{
53 /* Must start with '_' or a letter */
54 if ((*Name != '_' && !IsAlpha(*Name)) || strlen(Name) > 80) {
55 return 0;
56 }
57
58 /* Can have letters, digits or the underline */
59 while (*++Name) {
60 if (*Name != '_' && !IsAlNum(*Name)) {
61 return 0;
62 }
63 }
64
65 /* Name is ok */
66 return 1;
67}
68