xref: /csrg-svn/lib/libc/string/strdup.c (revision 46613)
136335Sbostic /*
236335Sbostic  * Copyright (c) 1988 The Regents of the University of California.
336335Sbostic  * All rights reserved.
436335Sbostic  *
542635Sbostic  * %sccs.include.redist.c%
636335Sbostic  */
736335Sbostic 
836335Sbostic #if defined(LIBC_SCCS) && !defined(lint)
9*46613Sbostic static char sccsid[] = "@(#)strdup.c	5.4 (Berkeley) 02/24/91";
1036335Sbostic #endif /* LIBC_SCCS and not lint */
1136335Sbostic 
1242181Sbostic #include <stddef.h>
13*46613Sbostic #include <stdlib.h>
1442181Sbostic #include <string.h>
1536335Sbostic 
1636335Sbostic char *
1736335Sbostic strdup(str)
18*46613Sbostic 	const char *str;
1936335Sbostic {
2036335Sbostic 	int len;
21*46613Sbostic 	char *copy;
2236335Sbostic 
2336335Sbostic 	len = strlen(str) + 1;
2436335Sbostic 	if (!(copy = malloc((u_int)len)))
2536335Sbostic 		return((char *)NULL);
2636335Sbostic 	bcopy(str, copy, len);
2736335Sbostic 	return(copy);
2836335Sbostic }
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