xref: /titanic_41/usr/src/lib/libast/common/vmalloc/vmstrdup.c (revision 2a9459bdd821c1cf59590a7a9069ac9c591e8a6b)
1 /***********************************************************************
2 *                                                                      *
3 *               This software is part of the ast package               *
4 *           Copyright (c) 1985-2007 AT&T Knowledge Ventures            *
5 *                      and is licensed under the                       *
6 *                  Common Public License, Version 1.0                  *
7 *                      by AT&T Knowledge Ventures                      *
8 *                                                                      *
9 *                A copy of the License is available at                 *
10 *            http://www.opensource.org/licenses/cpl1.0.txt             *
11 *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
12 *                                                                      *
13 *              Information and Software Systems Research               *
14 *                            AT&T Research                             *
15 *                           Florham Park NJ                            *
16 *                                                                      *
17 *                 Glenn Fowler <gsf@research.att.com>                  *
18 *                  David Korn <dgk@research.att.com>                   *
19 *                   Phong Vo <kpv@research.att.com>                    *
20 *                                                                      *
21 ***********************************************************************/
22 #if defined(_UWIN) && defined(_BLD_ast)
23 
24 void _STUB_vmstrdup(){}
25 
26 #else
27 
28 #include "vmhdr.h"
29 
30 /*
31  * return a copy of s using vmalloc
32  */
33 
34 #if __STD_C
35 char* vmstrdup(Vmalloc_t* v, register const char* s)
36 #else
37 char* vmstrdup(v, s)
38 Vmalloc_t*	v;
39 register char*	s;
40 #endif
41 {
42 	register char*	t;
43 	register int	n;
44 
45 	return (s && (t = vmalloc(v, n = strlen(s) + 1))) ? (char*)memcpy(t, s, n) : (char*)0;
46 }
47 
48 #endif
49