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domacro.c revision 1.11 
      1 /*	$NetBSD: domacro.c,v 1.11 1998/05/20 00:54:26 christos 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 1.11 1998/05/20 00:54:26 christos Exp $");
     42 #endif
     43 #endif /* not lint */
     44 
     45 #include <ctype.h>
     46 #include <signal.h>
     47 #include <stdio.h>
     48 #include <string.h>
     49 
     50 #include "ftp_var.h"
     51 
     52 void
     53 domacro(argc, argv)
     54 	int argc;
     55 	char *argv[];
     56 {
     57 	int i, j, count = 2, loopflg = 0;
     58 	char *cp1, *cp2, line2[200];
     59 	struct cmd *c;
     60 
     61 	if (argc < 2 && !another(&argc, &argv, "macro name")) {
     62 		printf("usage: %s macro_name\n", argv[0]);
     63 		code = -1;
     64 		return;
     65 	}
     66 	for (i = 0; i < macnum; ++i) {
     67 		if (!strncmp(argv[1], macros[i].mac_name, 9)) {
     68 			break;
     69 		}
     70 	}
     71 	if (i == macnum) {
     72 		printf("'%s' macro not found.\n", argv[1]);
     73 		code = -1;
     74 		return;
     75 	}
     76 	(void)strcpy(line2, line);
     77 TOP:
     78 	cp1 = macros[i].mac_start;
     79 	while (cp1 != macros[i].mac_end) {
     80 		while (isspace((unsigned char)*cp1)) {
     81 			cp1++;
     82 		}
     83 		cp2 = line;
     84 		while (*cp1 != '\0') {
     85 		      switch(*cp1) {
     86 		   	    case '\\':
     87 				 *cp2++ = *++cp1;
     88 				 break;
     89 			    case '$':
     90 				 if (isdigit((unsigned char)*(cp1+1))) {
     91 				    j = 0;
     92 				    while (isdigit((unsigned char)*++cp1)) {
     93 					  j = 10*j +  *cp1 - '0';
     94 				    }
     95 				    cp1--;
     96 				    if (argc - 2 >= j) {
     97 					(void)strcpy(cp2, argv[j+1]);
     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)strcpy(cp2, argv[count]);
    107 					   cp2 += strlen(argv[count]);
    108 					}
    109 					break;
    110 				}
    111 				/* intentional drop through */
    112 			    default:
    113 				*cp2++ = *cp1;
    114 				break;
    115 		      }
    116 		      if (*cp1 != '\0') {
    117 			 cp1++;
    118 		      }
    119 		}
    120 		*cp2 = '\0';
    121 		makeargv();
    122 		c = getcmd(margv[0]);
    123 		if (c == (struct cmd *)-1) {
    124 			puts("?Ambiguous command.");
    125 			code = -1;
    126 		}
    127 		else if (c == 0) {
    128 			puts("?Invalid command.");
    129 			code = -1;
    130 		}
    131 		else if (c->c_conn && !connected) {
    132 			puts("Not connected.");
    133 			code = -1;
    134 		}
    135 		else {
    136 			if (verbose)
    137 				puts(line);
    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