148 lines
4.0 KiB
C
148 lines
4.0 KiB
C
/* $NetBSD: misc.c,v 1.10 2001/07/18 04:51:54 lukem Exp $ */
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/*-
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* Copyright (c) 1991, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)misc.c 8.1 (Berkeley) 6/6/93
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*/
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#include <sys/cdefs.h>
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#ifndef lint
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__RCSID("$NetBSD: misc.c,v 1.10 2001/07/18 04:51:54 lukem Exp $");
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#endif /* not lint */
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fts.h>
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#include <stdarg.h>
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#include <stdio.h>
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#include "mtree.h"
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#include "extern.h"
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extern int lineno;
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typedef struct _key {
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const char *name; /* key name */
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u_int val; /* value */
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#define NEEDVALUE 0x01
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u_int flags;
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} KEY;
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/* NB: the following tables must be sorted lexically. */
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static KEY keylist[] = {
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{"cksum", F_CKSUM, NEEDVALUE},
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{"flags", F_FLAGS, NEEDVALUE},
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{"gid", F_GID, NEEDVALUE},
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{"gname", F_GNAME, NEEDVALUE},
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{"ignore", F_IGN, 0},
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{"link", F_SLINK, NEEDVALUE},
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{"md5", F_MD5, NEEDVALUE},
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{"mode", F_MODE, NEEDVALUE},
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{"nlink", F_NLINK, NEEDVALUE},
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{"optional", F_OPT, 0},
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{"size", F_SIZE, NEEDVALUE},
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{"time", F_TIME, NEEDVALUE},
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{"type", F_TYPE, NEEDVALUE},
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{"uid", F_UID, NEEDVALUE},
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{"uname", F_UNAME, NEEDVALUE}
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};
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static KEY typelist[] = {
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{"block", F_BLOCK, },
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{"char", F_CHAR, },
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{"dir", F_DIR, },
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{"fifo", F_FIFO, },
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{"file", F_FILE, },
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{"link", F_LINK, },
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{"socket", F_SOCK, },
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};
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int keycompare(const void *, const void *);
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u_int
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parsekey(const char *name, int *needvaluep)
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{
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KEY *k, tmp;
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tmp.name = name;
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k = (KEY *)bsearch(&tmp, keylist, sizeof(keylist) / sizeof(KEY),
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sizeof(KEY), keycompare);
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if (k == NULL)
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mtree_err("unknown keyword %s", name);
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if (needvaluep)
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*needvaluep = k->flags & NEEDVALUE ? 1 : 0;
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return (k->val);
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}
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u_int
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parsetype(const char *name)
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{
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KEY *k, tmp;
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tmp.name = name;
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k = (KEY *)bsearch(&tmp, typelist, sizeof(typelist) / sizeof(KEY),
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sizeof(KEY), keycompare);
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if (k == NULL)
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mtree_err("unknown file type %s", name);
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return (k->val);
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}
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int
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keycompare(const void *a, const void *b)
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{
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return (strcmp(((KEY *)a)->name, ((KEY *)b)->name));
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}
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void
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mtree_err(const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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(void)fprintf(stderr, "mtree: ");
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(void)vfprintf(stderr, fmt, ap);
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va_end(ap);
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(void)fprintf(stderr, "\n");
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if (lineno)
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(void)fprintf(stderr,
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"mtree: failed at line %d of the specification\n", lineno);
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exit(1);
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/* NOTREACHED */
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}
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