contrib/tnftp/src/domacro.c

   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
  40 static 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
  54 void
  55 domacro(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 }