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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
5 | |
6 #include "plstr.h" | |
7 #include <string.h> | |
8 | |
9 PR_IMPLEMENT(char *) | |
10 PL_strcpy(char *dest, const char *src) | |
11 { | |
12 if( ((char *)0 == dest) || ((const char *)0 == src) ) return (char *)0; | |
13 | |
14 return strcpy(dest, src); | |
15 } | |
16 | |
17 PR_IMPLEMENT(char *) | |
18 PL_strncpy(char *dest, const char *src, PRUint32 max) | |
19 { | |
20 char *rv; | |
21 | |
22 if( (char *)0 == dest ) return (char *)0; | |
23 if( (const char *)0 == src ) return (char *)0; | |
24 | |
25 for( rv = dest; max && ((*dest = *src) != 0); dest++, src++, max-- ) | |
26 ; | |
27 | |
28 #ifdef JLRU | |
29 /* XXX I (wtc) think the -- and ++ operators should be postfix. */ | |
30 while( --max ) | |
31 *++dest = '\0'; | |
32 #endif /* JLRU */ | |
33 | |
34 return rv; | |
35 } | |
36 | |
37 PR_IMPLEMENT(char *) | |
38 PL_strncpyz(char *dest, const char *src, PRUint32 max) | |
39 { | |
40 char *rv; | |
41 | |
42 if( (char *)0 == dest ) return (char *)0; | |
43 if( (const char *)0 == src ) return (char *)0; | |
44 if( 0 == max ) return (char *)0; | |
45 | |
46 for( rv = dest, max--; max && ((*dest = *src) != 0); dest++, src++, max-- ) | |
47 ; | |
48 | |
49 *dest = '\0'; | |
50 | |
51 return rv; | |
52 } | |
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