mariadb/bdb/os/os_rpath.c
ram@mysql.r18.ru 5e09392faa BDB 4.1.24
2002-10-30 15:57:05 +04:00

69 lines
1.5 KiB
C

/*-
* See the file LICENSE for redistribution information.
*
* Copyright (c) 1997-2002
* Sleepycat Software. All rights reserved.
*/
#include "db_config.h"
#ifndef lint
static const char revid[] = "$Id: os_rpath.c,v 11.7 2002/01/11 15:53:01 bostic Exp $";
#endif /* not lint */
#ifndef NO_SYSTEM_INCLUDES
#include <string.h>
#endif
#include "db_int.h"
#ifdef HAVE_VXWORKS
#include "iosLib.h"
#endif
/*
* __db_rpath --
* Return the last path separator in the path or NULL if none found.
*
* PUBLIC: char *__db_rpath __P((const char *));
*/
char *
__db_rpath(path)
const char *path;
{
const char *s, *last;
#ifdef HAVE_VXWORKS
DEV_HDR *dummy;
char *ptail;
/*
* VxWorks devices can be rooted at any name. We want to
* skip over the device name and not take into account any
* PATH_SEPARATOR characters that might be in that name.
*
* XXX [#2393]
* VxWorks supports having a filename directly follow a device
* name with no separator. I.e. to access a file 'xxx' in
* the top level directory of a device mounted at "mydrive"
* you could say "mydrivexxx" or "mydrive/xxx" or "mydrive\xxx".
* We do not support the first usage here.
* XXX
*/
if ((dummy = iosDevFind((char *)path, &ptail)) == NULL)
s = path;
else
s = ptail;
#else
s = path;
#endif
last = NULL;
if (PATH_SEPARATOR[1] != '\0') {
for (; s[0] != '\0'; ++s)
if (strchr(PATH_SEPARATOR, s[0]) != NULL)
last = s;
} else
for (; s[0] != '\0'; ++s)
if (s[0] == PATH_SEPARATOR[0])
last = s;
return ((char *)last);
}