xref: /netbsd-src/usr.bin/ftp/domacro.c (revision 4472dbe5e3bd91ef2540bada7a7ca7384627ff9b)
1 /*	$NetBSD: domacro.c,v 1.16 2000/05/01 10:35:17 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 1.16 2000/05/01 10:35:17 lukem Exp $");
42 #endif
43 #endif /* not lint */
44 
45 #include <ctype.h>
46 #include <stdio.h>
47 #include <string.h>
48 
49 #include "ftp_var.h"
50 
51 void
52 domacro(int argc, char *argv[])
53 {
54 	int i, j, count = 2, loopflg = 0;
55 	char *cp1, *cp2, line2[200];
56 	struct cmd *c;
57 
58 	if ((argc == 0 && argv != NULL) ||
59 	    (argc < 2 && !another(&argc, &argv, "macro name"))) {
60 		fprintf(ttyout, "usage: %s macro_name [args]\n", argv[0]);
61 		code = -1;
62 		return;
63 	}
64 	for (i = 0; i < macnum; ++i) {
65 		if (!strncmp(argv[1], macros[i].mac_name, 9)) {
66 			break;
67 		}
68 	}
69 	if (i == macnum) {
70 		fprintf(ttyout, "'%s' macro not found.\n", argv[1]);
71 		code = -1;
72 		return;
73 	}
74 	(void)strcpy(line2, line);
75 TOP:
76 	cp1 = macros[i].mac_start;
77 	while (cp1 != macros[i].mac_end) {
78 		while (isspace((unsigned char)*cp1)) {
79 			cp1++;
80 		}
81 		cp2 = line;
82 		while (*cp1 != '\0') {
83 		      switch(*cp1) {
84 			    case '\\':
85 				 *cp2++ = *++cp1;
86 				 break;
87 			    case '$':
88 				 if (isdigit((unsigned char)*(cp1+1))) {
89 				    j = 0;
90 				    while (isdigit((unsigned char)*++cp1)) {
91 					  j = 10*j +  *cp1 - '0';
92 				    }
93 				    cp1--;
94 				    if (argc - 2 >= j) {
95 					(void)strcpy(cp2, argv[j+1]);
96 					cp2 += strlen(argv[j+1]);
97 				    }
98 				    break;
99 				 }
100 				 if (*(cp1+1) == 'i') {
101 					loopflg = 1;
102 					cp1++;
103 					if (count < argc) {
104 					   (void)strcpy(cp2, argv[count]);
105 					   cp2 += strlen(argv[count]);
106 					}
107 					break;
108 				}
109 				/* intentional drop through */
110 			    default:
111 				*cp2++ = *cp1;
112 				break;
113 		      }
114 		      if (*cp1 != '\0') {
115 			 cp1++;
116 		      }
117 		}
118 		*cp2 = '\0';
119 		makeargv();
120 		c = getcmd(margv[0]);
121 		if (c == (struct cmd *)-1) {
122 			fputs("?Ambiguous command.\n", ttyout);
123 			code = -1;
124 		}
125 		else if (c == 0) {
126 			fputs("?Invalid command.\n", ttyout);
127 			code = -1;
128 		}
129 		else if (c->c_conn && !connected) {
130 			fputs("Not connected.\n", ttyout);
131 			code = -1;
132 		}
133 		else {
134 			if (verbose) {
135 				fputs(line, ttyout);
136 				putc('\n', ttyout);
137 			}
138 			(*c->c_handler)(margc, margv);
139 			if (bell && c->c_bell) {
140 				(void)putc('\007', ttyout);
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