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domacro.c revision 1.5 
      1 /*      $NetBSD: domacro.c,v 1.5 1995/09/08 01:06:14 tls 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 #ifndef lint
     37 #if 0
     38 static char sccsid[] = "@(#)domacro.c	8.3 (Berkeley) 4/2/94";
     39 #else
     40 static char rcsid[] = "$NetBSD: domacro.c,v 1.5 1995/09/08 01:06:14 tls Exp $";
     41 #endif
     42 #endif /* not lint */
     43 
     44 #include <ctype.h>
     45 #include <signal.h>
     46 #include <stdio.h>
     47 #include <strings.h>
     48 
     49 #include "ftp_var.h"
     50 
     51 void
     52 domacro(argc, argv)
     53 	int argc;
     54 	char *argv[];
     55 {
     56 	int i, j, count = 2, loopflg = 0;
     57 	char *cp1, *cp2, line2[200];
     58 	struct cmd *c;
     59 
     60 	if (argc < 2 && !another(&argc, &argv, "macro name")) {
     61 		printf("Usage: %s macro_name.\n", argv[0]);
     62 		code = -1;
     63 		return;
     64 	}
     65 	for (i = 0; i < macnum; ++i) {
     66 		if (!strncmp(argv[1], macros[i].mac_name, 9)) {
     67 			break;
     68 		}
     69 	}
     70 	if (i == macnum) {
     71 		printf("'%s' macro not found.\n", argv[1]);
     72 		code = -1;
     73 		return;
     74 	}
     75 	(void) strcpy(line2, line);
     76 TOP:
     77 	cp1 = macros[i].mac_start;
     78 	while (cp1 != macros[i].mac_end) {
     79 		while (isspace(*cp1)) {
     80 			cp1++;
     81 		}
     82 		cp2 = line;
     83 		while (*cp1 != '\0') {
     84 		      switch(*cp1) {
     85 		   	    case '\\':
     86 				 *cp2++ = *++cp1;
     87 				 break;
     88 			    case '$':
     89 				 if (isdigit(*(cp1+1))) {
     90 				    j = 0;
     91 				    while (isdigit(*++cp1)) {
     92 					  j = 10*j +  *cp1 - '0';
     93 				    }
     94 				    cp1--;
     95 				    if (argc - 2 >= j) {
     96 					(void) strcpy(cp2, argv[j+1]);
     97 					cp2 += strlen(argv[j+1]);
     98 				    }
     99 				    break;
    100 				 }
    101 				 if (*(cp1+1) == 'i') {
    102 					loopflg = 1;
    103 					cp1++;
    104 					if (count < argc) {
    105 					   (void) strcpy(cp2, argv[count]);
    106 					   cp2 += strlen(argv[count]);
    107 					}
    108 					break;
    109 				}
    110 				/* intentional drop through */
    111 			    default:
    112 				*cp2++ = *cp1;
    113 				break;
    114 		      }
    115 		      if (*cp1 != '\0') {
    116 			 cp1++;
    117 		      }
    118 		}
    119 		*cp2 = '\0';
    120 		makeargv();
    121 		c = getcmd(margv[0]);
    122 		if (c == (struct cmd *)-1) {
    123 			printf("?Ambiguous command\n");
    124 			code = -1;
    125 		}
    126 		else if (c == 0) {
    127 			printf("?Invalid command\n");
    128 			code = -1;
    129 		}
    130 		else if (c->c_conn && !connected) {
    131 			printf("Not connected.\n");
    132 			code = -1;
    133 		}
    134 		else {
    135 			if (verbose) {
    136 				printf("%s\n",line);
    137 			}
    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