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- /*
- * Copyright (c) 1988 The Regents of the University of California.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms are permitted
- * provided that the above copyright notice and this paragraph are
- * duplicated in all such forms and that any documentation,
- * advertising materials, and other materials related to such
- * distribution and use acknowledge that the software was developed
- * by the University of California, Berkeley. The name of the
- * University may not be used to endorse or promote products derived
- * from this software without specific prior written permission.
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
- * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
- */
-
- #ifndef lint
- static char rcsid[] = "$Header: /sprite/src/lib/c/string/RCS/strdup.c,v 1.3 91/08/05 16:50:17 kupfer Exp $ SPRITE (Berkeley)";
- #endif /* not lint */
-
- #include <bstring.h>
- #include <sys/types.h>
- #include <stdio.h>
- #include <string.h>
-
- /*
- *----------------------------------------------------------------------
- *
- * strdup --
- *
- * Malloc and copy a string.
- *
- * Results:
- * Returns pointer to the copy of the string.
- *
- * Side effects:
- * Mallocs space for the new string.
- *
- *----------------------------------------------------------------------
- */
-
- char *
- strdup(str)
- char *str;
- {
- int len;
- char *copy, *malloc();
-
- len = strlen(str) + 1;
- if (!(copy = malloc((u_int)len)))
- return((char *)NULL);
- bcopy(str, copy, len);
- return(copy);
- }
-