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