shquotev.c revision 1.5 1 1.5 lukem /* $NetBSD: shquotev.c,v 1.5 2005/06/12 05:21:27 lukem Exp $ */
2 1.1 cgd
3 1.1 cgd /*
4 1.1 cgd * Copyright (c) 2001 Christopher G. Demetriou
5 1.1 cgd * All rights reserved.
6 1.1 cgd *
7 1.1 cgd * Redistribution and use in source and binary forms, with or without
8 1.1 cgd * modification, are permitted provided that the following conditions
9 1.1 cgd * are met:
10 1.1 cgd * 1. Redistributions of source code must retain the above copyright
11 1.1 cgd * notice, this list of conditions and the following disclaimer.
12 1.1 cgd * 2. Redistributions in binary form must reproduce the above copyright
13 1.1 cgd * notice, this list of conditions and the following disclaimer in the
14 1.1 cgd * documentation and/or other materials provided with the distribution.
15 1.1 cgd * 3. All advertising materials mentioning features or use of this software
16 1.1 cgd * must display the following acknowledgement:
17 1.1 cgd * This product includes software developed for the
18 1.3 salo * NetBSD Project. See http://www.NetBSD.org/ for
19 1.1 cgd * information about NetBSD.
20 1.1 cgd * 4. The name of the author may not be used to endorse or promote products
21 1.1 cgd * derived from this software without specific prior written permission.
22 1.1 cgd *
23 1.1 cgd * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
24 1.1 cgd * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25 1.1 cgd * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26 1.1 cgd * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
27 1.1 cgd * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
28 1.1 cgd * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29 1.1 cgd * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
30 1.1 cgd * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31 1.1 cgd * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
32 1.1 cgd * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 1.1 cgd *
34 1.1 cgd * <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
35 1.1 cgd */
36 1.1 cgd
37 1.5 lukem #include <sys/cdefs.h>
38 1.5 lukem #if defined(LIBC_SCCS) && !defined(lint)
39 1.5 lukem __RCSID("$NetBSD: shquotev.c,v 1.5 2005/06/12 05:21:27 lukem Exp $");
40 1.5 lukem #endif /* LIBC_SCCS and not lint */
41 1.5 lukem
42 1.4 kleink #include "namespace.h"
43 1.1 cgd #include <stdlib.h>
44 1.1 cgd
45 1.1 cgd /*
46 1.1 cgd * shquotev():
47 1.1 cgd *
48 1.1 cgd * Apply shquote() to a set of strings, separating the results by spaces.
49 1.1 cgd */
50 1.1 cgd
51 1.1 cgd size_t
52 1.1 cgd shquotev(int argc, char * const * argv, char *buf, size_t bufsize)
53 1.1 cgd {
54 1.1 cgd size_t rv, callrv;
55 1.1 cgd int i;
56 1.1 cgd
57 1.1 cgd rv = 0;
58 1.1 cgd
59 1.1 cgd if (argc == 0) {
60 1.1 cgd if (bufsize != 0)
61 1.1 cgd *buf = '\0';
62 1.1 cgd return rv;
63 1.1 cgd }
64 1.1 cgd
65 1.1 cgd for (i = 0; i < argc; i++) {
66 1.1 cgd callrv = shquote(argv[i], buf, bufsize);
67 1.1 cgd if (callrv == (size_t)-1)
68 1.1 cgd goto bad;
69 1.1 cgd rv += callrv;
70 1.1 cgd buf += callrv;
71 1.1 cgd bufsize = (bufsize > callrv) ? (bufsize - callrv) : 0;
72 1.1 cgd
73 1.1 cgd if (i < (argc - 1)) {
74 1.1 cgd rv++;
75 1.1 cgd if (bufsize > 1) {
76 1.1 cgd *buf++ = ' ';
77 1.1 cgd bufsize--;
78 1.1 cgd }
79 1.1 cgd }
80 1.1 cgd }
81 1.1 cgd
82 1.1 cgd return rv;
83 1.1 cgd
84 1.1 cgd bad:
85 1.2 christos return (size_t)-1;
86 1.1 cgd }
87