diff options
Diffstat (limited to 'crypto/openssh/openbsd-compat/basename.c')
| -rw-r--r-- | crypto/openssh/openbsd-compat/basename.c | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/crypto/openssh/openbsd-compat/basename.c b/crypto/openssh/openbsd-compat/basename.c index 552dc1e..ad040e1 100644 --- a/crypto/openssh/openbsd-compat/basename.c +++ b/crypto/openssh/openbsd-compat/basename.c @@ -1,9 +1,7 @@ -/* OPENBSD ORIGINAL: lib/libc/gen/basename.c */ - -/* $OpenBSD: basename.c,v 1.11 2003/06/17 21:56:23 millert Exp $ */ +/* $OpenBSD: basename.c,v 1.14 2005/08/08 08:05:33 espie Exp $ */ /* - * Copyright (c) 1997 Todd C. Miller <Todd.Miller@courtesan.com> + * Copyright (c) 1997, 2004 Todd C. Miller <Todd.Miller@courtesan.com> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above @@ -18,34 +16,35 @@ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ +/* OPENBSD ORIGINAL: lib/libc/gen/basename.c */ + #include "includes.h" #ifndef HAVE_BASENAME -#ifndef lint -static char rcsid[] = "$OpenBSD: basename.c,v 1.11 2003/06/17 21:56:23 millert Exp $"; -#endif /* not lint */ - char * basename(const char *path) { static char bname[MAXPATHLEN]; - register const char *endp, *startp; + size_t len; + const char *endp, *startp; /* Empty or NULL string gets treated as "." */ if (path == NULL || *path == '\0') { - (void)strlcpy(bname, ".", sizeof bname); - return(bname); + bname[0] = '.'; + bname[1] = '\0'; + return (bname); } - /* Strip trailing slashes */ + /* Strip any trailing slashes */ endp = path + strlen(path) - 1; while (endp > path && *endp == '/') endp--; - /* All slashes become "/" */ + /* All slashes becomes "/" */ if (endp == path && *endp == '/') { - (void)strlcpy(bname, "/", sizeof bname); - return(bname); + bname[0] = '/'; + bname[1] = '\0'; + return (bname); } /* Find the start of the base */ @@ -53,12 +52,14 @@ basename(const char *path) while (startp > path && *(startp - 1) != '/') startp--; - if (endp - startp + 2 > sizeof(bname)) { + len = endp - startp + 1; + if (len >= sizeof(bname)) { errno = ENAMETOOLONG; - return(NULL); + return (NULL); } - strlcpy(bname, startp, endp - startp + 2); - return(bname); + memcpy(bname, startp, len); + bname[len] = '\0'; + return (bname); } #endif /* !defined(HAVE_BASENAME) */ |
