diff options
Diffstat (limited to 'lib/libc/string/strdup.c')
| -rw-r--r-- | lib/libc/string/strdup.c | 25 |
1 files changed, 17 insertions, 8 deletions
diff --git a/lib/libc/string/strdup.c b/lib/libc/string/strdup.c index 74c462d2411..be7f7ad0946 100644 --- a/lib/libc/string/strdup.c +++ b/lib/libc/string/strdup.c @@ -1,6 +1,8 @@ +/* $OpenBSD: strdup.c,v 1.3 1997/08/20 04:18:52 millert Exp $ */ + /* - * Copyright (c) 1988 The Regents of the University of California. - * All rights reserved. + * Copyright (c) 1988, 1993 + * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -32,9 +34,16 @@ */ #if defined(LIBC_SCCS) && !defined(lint) -static char *rcsid = "$OpenBSD: strdup.c,v 1.2 1996/08/19 08:34:16 tholo Exp $"; +#if 0 +static char sccsid[] = "@(#)strdup.c 8.1 (Berkeley) 6/4/93"; +#else +static char *rcsid = "$OpenBSD: strdup.c,v 1.3 1997/08/20 04:18:52 millert Exp $"; +#endif #endif /* LIBC_SCCS and not lint */ +#include <sys/types.h> + +#include <stddef.h> #include <stdlib.h> #include <string.h> @@ -42,12 +51,12 @@ char * strdup(str) const char *str; { - size_t len; + size_t siz; char *copy; - len = strlen(str) + 1; - if (!(copy = malloc(len))) - return((char *)NULL); - memcpy(copy, str, len); + siz = strlen(str) + 1; + if ((copy = malloc(siz)) == NULL) + return(NULL); + (void)memcpy(copy, str, siz); return(copy); } |