xref: /netbsd-src/usr.bin/ftp/domacro.c (revision 2a399c6883d870daece976daec6ffa7bb7f934ce)
1 /*	$NetBSD: domacro.c,v 1.10 1997/07/20 09:45:45 lukem Exp $	*/
2 
3 /*
4  * Copyright (c) 1985, 1993, 1994
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. All advertising materials mentioning features or use of this software
16  *    must display the following acknowledgement:
17  *	This product includes software developed by the University of
18  *	California, Berkeley and its contributors.
19  * 4. Neither the name of the University nor the names of its contributors
20  *    may be used to endorse or promote products derived from this software
21  *    without specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33  * SUCH DAMAGE.
34  */
35 
36 #include <sys/cdefs.h>
37 #ifndef lint
38 #if 0
39 static char sccsid[] = "@(#)domacro.c	8.3 (Berkeley) 4/2/94";
40 #else
41 __RCSID("$NetBSD: domacro.c,v 1.10 1997/07/20 09:45:45 lukem Exp $");
42 #endif
43 #endif /* not lint */
44 
45 #include <ctype.h>
46 #include <signal.h>
47 #include <stdio.h>
48 #include <string.h>
49 
50 #include "ftp_var.h"
51 
52 void
53 domacro(argc, argv)
54 	int argc;
55 	char *argv[];
56 {
57 	int i, j, count = 2, loopflg = 0;
58 	char *cp1, *cp2, line2[200];
59 	struct cmd *c;
60 
61 	if (argc < 2 && !another(&argc, &argv, "macro name")) {
62 		printf("usage: %s macro_name\n", argv[0]);
63 		code = -1;
64 		return;
65 	}
66 	for (i = 0; i < macnum; ++i) {
67 		if (!strncmp(argv[1], macros[i].mac_name, 9)) {
68 			break;
69 		}
70 	}
71 	if (i == macnum) {
72 		printf("'%s' macro not found.\n", argv[1]);
73 		code = -1;
74 		return;
75 	}
76 	(void)strcpy(line2, line);
77 TOP:
78 	cp1 = macros[i].mac_start;
79 	while (cp1 != macros[i].mac_end) {
80 		while (isspace(*cp1)) {
81 			cp1++;
82 		}
83 		cp2 = line;
84 		while (*cp1 != '\0') {
85 		      switch(*cp1) {
86 		   	    case '\\':
87 				 *cp2++ = *++cp1;
88 				 break;
89 			    case '$':
90 				 if (isdigit(*(cp1+1))) {
91 				    j = 0;
92 				    while (isdigit(*++cp1)) {
93 					  j = 10*j +  *cp1 - '0';
94 				    }
95 				    cp1--;
96 				    if (argc - 2 >= j) {
97 					(void)strcpy(cp2, argv[j+1]);
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)strcpy(cp2, argv[count]);
107 					   cp2 += strlen(argv[count]);
108 					}
109 					break;
110 				}
111 				/* intentional drop through */
112 			    default:
113 				*cp2++ = *cp1;
114 				break;
115 		      }
116 		      if (*cp1 != '\0') {
117 			 cp1++;
118 		      }
119 		}
120 		*cp2 = '\0';
121 		makeargv();
122 		c = getcmd(margv[0]);
123 		if (c == (struct cmd *)-1) {
124 			puts("?Ambiguous command.");
125 			code = -1;
126 		}
127 		else if (c == 0) {
128 			puts("?Invalid command.");
129 			code = -1;
130 		}
131 		else if (c->c_conn && !connected) {
132 			puts("Not connected.");
133 			code = -1;
134 		}
135 		else {
136 			if (verbose)
137 				puts(line);
138 			(*c->c_handler)(margc, margv);
139 			if (bell && c->c_bell) {
140 				(void)putchar('\007');
141 			}
142 			(void)strcpy(line, line2);
143 			makeargv();
144 			argc = margc;
145 			argv = margv;
146 		}
147 		if (cp1 != macros[i].mac_end) {
148 			cp1++;
149 		}
150 	}
151 	if (loopflg && ++count < argc) {
152 		goto TOP;
153 	}
154 }
155