domacro.c revision 302408 
1/*	$NetBSD: domacro.c,v 1.8 2009/05/20 12:53:47 lukem Exp $	*/
2/*	from	NetBSD: domacro.c,v 1.22 2009/04/12 10:18:52 lukem Exp	*/
3
4/*
5 * Copyright (c) 1985, 1993, 1994
6 *	The Regents of the University of California.  All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. Neither the name of the University nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#include "tnftp.h"
34
35#if 0	/* tnftp */
36
37#include <sys/cdefs.h>
38#ifndef lint
39#if 0
40static char sccsid[] = "@(#)domacro.c	8.3 (Berkeley) 4/2/94";
41#else
42__RCSID(" NetBSD: domacro.c,v 1.22 2009/04/12 10:18:52 lukem Exp  ");
43#endif
44#endif /* not lint */
45
46#include <ctype.h>
47#include <stdio.h>
48#include <string.h>
49
50#endif	/* tnftp */
51
52#include "ftp_var.h"
53
54void
55domacro(int argc, char *argv[])
56{
57	int i, j, count = 2, loopflg = 0;
58	char *cp1, *cp2, line2[FTPBUFLEN];
59	struct cmd *c;
60	char cmdbuf[MAX_C_NAME];
61
62	if ((argc == 0 && argv != NULL) ||
63	    (argc < 2 && !another(&argc, &argv, "macro name"))) {
64		UPRINTF("usage: %s macro_name [args]\n", argv[0]);
65		code = -1;
66		return;
67	}
68	for (i = 0; i < macnum; ++i) {
69		if (!strncmp(argv[1], macros[i].mac_name, 9))
70			break;
71	}
72	if (i == macnum) {
73		fprintf(ttyout, "'%s' macro not found.\n", argv[1]);
74		code = -1;
75		return;
76	}
77	(void)strlcpy(line2, line, sizeof(line2));
78 TOP:
79	cp1 = macros[i].mac_start;
80	while (cp1 != macros[i].mac_end) {
81		while (isspace((unsigned char)*cp1))
82			cp1++;
83		cp2 = line;
84		while (*cp1 != '\0') {
85			switch(*cp1) {
86			case '\\':
87				*cp2++ = *++cp1;
88				break;
89			case '$':
90				if (isdigit((unsigned char)*(cp1+1))) {
91					j = 0;
92					while (isdigit((unsigned char)*++cp1))
93						j = 10*j +  *cp1 - '0';
94					cp1--;
95					if (argc - 2 >= j) {
96						(void)strlcpy(cp2, argv[j+1],
97						    sizeof(line) - (cp2 - line));
98						cp2 += strlen(argv[j+1]);
99					}
100					break;
101				}
102				if (*(cp1+1) == 'i') {
103					loopflg = 1;
104					cp1++;
105					if (count < argc) {
106						(void)strlcpy(cp2, argv[count],
107						    sizeof(line) - (cp2 - line));
108						cp2 += strlen(argv[count]);
109					}
110					break;
111				}
112				/* intentional drop through */
113			default:
114				*cp2++ = *cp1;
115				break;
116			}
117			if (*cp1 != '\0')
118				cp1++;
119		}
120		*cp2 = '\0';
121		makeargv();
122		c = getcmd(margv[0]);
123		if (c == (struct cmd *)-1) {
124			fputs("?Ambiguous command.\n", ttyout);
125			code = -1;
126		} else if (c == 0) {
127			fputs("?Invalid command.\n", ttyout);
128			code = -1;
129		} else if (c->c_conn && !connected) {
130			fputs("Not connected.\n", ttyout);
131			code = -1;
132		} else {
133			if (verbose) {
134				fputs(line, ttyout);
135				putc('\n', ttyout);
136			}
137			(void)strlcpy(cmdbuf, c->c_name, sizeof(cmdbuf));
138			margv[0] = cmdbuf;
139			(*c->c_handler)(margc, margv);
140			if (bell && c->c_bell)
141				(void)putc('\007', ttyout);
142			(void)strlcpy(line, line2, sizeof(line));
143			makeargv();
144			argc = margc;
145			argv = margv;
146		}
147		if (cp1 != macros[i].mac_end)
148			cp1++;
149	}
150	if (loopflg && ++count < argc)
151		goto TOP;
152}
153