crypto/heimdal-0.6.3/appl/ftp/ftp/domacro.c

   1 /*
   2  * Copyright (c) 1985, 1993, 1994
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by the University of
  16  *      California, Berkeley and its contributors.
  17  * 4. Neither the name of the University nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34 #include "ftp_locl.h"
  35 RCSID("$Id: domacro.c,v 1.7 1999/09/16 20:37:29 assar Exp $");
  36
  37 void
  38 domacro(int argc, char **argv)
  39 {
  40         int i, j, count = 2, loopflg = 0;
  41         char *cp1, *cp2, line2[200];
  42         struct cmd *c;
  43
  44         if (argc < 2 && !another(&argc, &argv, "macro name")) {
  45                 printf("Usage: %s macro_name.\n", argv[0]);
  46                 code = -1;
  47                 return;
  48         }
  49         for (i = 0; i < macnum; ++i) {
  50                 if (!strncmp(argv[1], macros[i].mac_name, 9)) {
  51                         break;
  52                 }
  53         }
  54         if (i == macnum) {
  55                 printf("'%s' macro not found.\n", argv[1]);
  56                 code = -1;
  57                 return;
  58         }
  59         strlcpy(line2, line, sizeof(line2));
  60 TOP:
  61         cp1 = macros[i].mac_start;
  62         while (cp1 != macros[i].mac_end) {
  63                 while (isspace(*cp1)) {
  64                         cp1++;
  65                 }
  66                 cp2 = line;
  67                 while (*cp1 != '\0') {
  68                       switch(*cp1) {
  69                             case '\\':
  70                                  *cp2++ = *++cp1;
  71                                  break;
  72                             case '$':
  73                                  if (isdigit(*(cp1+1))) {
  74                                     j = 0;
  75                                     while (isdigit(*++cp1)) {
  76                                           j = 10*j +  *cp1 - '0';
  77                                     }
  78                                     cp1--;
  79                                     if (argc - 2 >= j) {
  80                                         strcpy(cp2, argv[j+1]);
  81                                         cp2 += strlen(argv[j+1]);
  82                                     }
  83                                     break;
  84                                  }
  85                                  if (*(cp1+1) == 'i') {
  86                                         loopflg = 1;
  87                                         cp1++;
  88                                         if (count < argc) {
  89                                            strcpy(cp2, argv[count]);
  90                                            cp2 += strlen(argv[count]);
  91                                         }
  92                                         break;
  93                                 }
  94                                 /* intentional drop through */
  95                             default:
  96                                 *cp2++ = *cp1;
  97                                 break;
  98                       }
  99                       if (*cp1 != '\0') {
 100                          cp1++;
 101                       }
 102                 }
 103                 *cp2 = '\0';
 104                 makeargv();
 105                 c = getcmd(margv[0]);
 106                 if (c == (struct cmd *)-1) {
 107                         printf("?Ambiguous command\n");
 108                         code = -1;
 109                 }
 110                 else if (c == 0) {
 111                         printf("?Invalid command\n");
 112                         code = -1;
 113                 }
 114                 else if (c->c_conn && !connected) {
 115                         printf("Not connected.\n");
 116                         code = -1;
 117                 }
 118                 else {
 119                         if (verbose) {
 120                                 printf("%s\n",line);
 121                         }
 122                         (*c->c_handler)(margc, margv);
 123                         if (bell && c->c_bell) {
 124                                 putchar('\007');
 125                         }
 126                         strcpy(line, line2);
 127                         makeargv();
 128                         argc = margc;
 129                         argv = margv;
 130                 }
 131                 if (cp1 != macros[i].mac_end) {
 132                         cp1++;
 133                 }
 134         }
 135         if (loopflg && ++count < argc) {
 136                 goto TOP;
 137         }
 138 }