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author | cvs2svn <cvs2svn@FreeBSD.org> | 1998-01-10 23:00:07 +0000 |
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committer | cvs2svn <cvs2svn@FreeBSD.org> | 1998-01-10 23:00:07 +0000 |
commit | 7c6e96080c4fb49bf912942804477d202a53396c (patch) | |
tree | 876b1afcb203be407dbb2ddfc69653f78b8680c2 /lib/libc/gen/devname.c | |
parent | 1a06f650e6ca43e02260e8d252597fbed2cea73e (diff) | |
download | FreeBSD-src-7c6e96080c4fb49bf912942804477d202a53396c.zip FreeBSD-src-7c6e96080c4fb49bf912942804477d202a53396c.tar.gz |
This commit was manufactured by cvs2svn to create branch 'JB'.
Diffstat (limited to 'lib/libc/gen/devname.c')
-rw-r--r-- | lib/libc/gen/devname.c | 80 |
1 files changed, 0 insertions, 80 deletions
diff --git a/lib/libc/gen/devname.c b/lib/libc/gen/devname.c deleted file mode 100644 index 39178fe..0000000 --- a/lib/libc/gen/devname.c +++ /dev/null @@ -1,80 +0,0 @@ -/* - * Copyright (c) 1989, 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 - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#if defined(LIBC_SCCS) && !defined(lint) -static char sccsid[] = "@(#)devname.c 8.2 (Berkeley) 4/29/95"; -#endif /* LIBC_SCCS and not lint */ - -#include <sys/types.h> - -#include <db.h> -#include <err.h> -#include <errno.h> -#include <fcntl.h> -#include <paths.h> -#include <stdio.h> -#include <string.h> - -char * -devname(dev, type) - dev_t dev; - mode_t type; -{ - struct { - mode_t type; - dev_t dev; - } bkey; - static DB *db; - static int failure; - DBT data, key; - - if (!db && !failure && - !(db = dbopen(_PATH_DEVDB, O_RDONLY, 0, DB_HASH, NULL))) { - warn("warning: %s", _PATH_DEVDB); - failure = 1; - } - if (failure) - return (NULL); - - /* - * Keys are a mode_t followed by a dev_t. The former is the type of - * the file (mode & S_IFMT), the latter is the st_rdev field. Be - * sure to clear any padding that may be found in bkey. - */ - memset(&bkey, 0, sizeof(bkey)); - bkey.dev = dev; - bkey.type = type; - key.data = &bkey; - key.size = sizeof(bkey); - return ((db->get)(db, &key, &data, 0) ? NULL : (char *)data.data); -} |