#include "db_config.h"
#ifndef lint
static const char revid[] = "$Id: os_unlink.c,v 1.2 2004/03/30 01:23:46 jtownsen Exp $";
#endif
#ifndef NO_SYSTEM_INCLUDES
#include <sys/types.h>
#include <string.h>
#include <unistd.h>
#endif
#include "db_int.h"
int
__os_region_unlink(dbenv, path)
DB_ENV *dbenv;
const char *path;
{
#ifdef HAVE_QNX
int ret;
char *newname;
if ((ret = __os_shmname(dbenv, path, &newname)) != 0)
goto err;
if ((ret = shm_unlink(newname)) != 0) {
ret = __os_get_errno();
if (ret != ENOENT)
__db_err(dbenv, "shm_unlink: %s: %s",
newname, strerror(ret));
}
err:
if (newname != NULL)
__os_free(dbenv, newname);
return (ret);
#else
if (F_ISSET(dbenv, DB_ENV_OVERWRITE))
(void)__db_overwrite(dbenv, path);
return (__os_unlink(dbenv, path));
#endif
}
int
__os_unlink(dbenv, path)
DB_ENV *dbenv;
const char *path;
{
int ret, retries;
retries = 0;
retry: ret = DB_GLOBAL(j_unlink) != NULL ?
DB_GLOBAL(j_unlink)(path) :
#ifdef HAVE_VXWORKS
unlink((char *)path);
#else
unlink(path);
#endif
if (ret == -1) {
if (((ret = __os_get_errno()) == EINTR || ret == EBUSY) &&
++retries < DB_RETRY)
goto retry;
#ifdef HAVE_VXWORKS
if (ret != 0)
#endif
if (ret != ENOENT)
__db_err(dbenv, "unlink: %s: %s", path, strerror(ret));
}
return (ret);
}