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domacro.c revision 1.18 
      1 /*	$NetBSD: domacro.c,v 1.18 2000/12/15 02:22:51 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. 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 1.18 2000/12/15 02:22:51 lukem Exp $");
     42 #endif
     43 #endif /* not lint */
     44 
     45 #include <ctype.h>
     46 #include <stdio.h>
     47 #include <string.h>
     48 
     49 #include "ftp_var.h"
     50 
     51 void
     52 domacro(int argc, char *argv[])
     53 {
     54 	int i, j, count = 2, loopflg = 0;
     55 	char *cp1, *cp2, line2[200];
     56 	struct cmd *c;
     57 
     58 	if ((argc == 0 && argv != NULL) ||
     59 	    (argc < 2 && !another(&argc, &argv, "macro name"))) {
     60 		fprintf(ttyout, "usage: %s macro_name [args]\n", argv[0]);
     61 		code = -1;
     62 		return;
     63 	}
     64 	for (i = 0; i < macnum; ++i) {
     65 		if (!strncmp(argv[1], macros[i].mac_name, 9))
     66 			break;
     67 	}
     68 	if (i == macnum) {
     69 		fprintf(ttyout, "'%s' macro not found.\n", argv[1]);
     70 		code = -1;
     71 		return;
     72 	}
     73 	(void)strcpy(line2, line);
     74  TOP:
     75 	cp1 = macros[i].mac_start;
     76 	while (cp1 != macros[i].mac_end) {
     77 		while (isspace((unsigned char)*cp1))
     78 			cp1++;
     79 		cp2 = line;
     80 		while (*cp1 != '\0') {
     81 			switch(*cp1) {
     82 			case '\\':
     83 				*cp2++ = *++cp1;
     84 				break;
     85 			case '$':
     86 				if (isdigit((unsigned char)*(cp1+1))) {
     87 					j = 0;
     88 					while (isdigit((unsigned char)*++cp1))
     89 						j = 10*j +  *cp1 - '0';
     90 					cp1--;
     91 					if (argc - 2 >= j) {
     92 						(void)strcpy(cp2, argv[j+1]);
     93 						cp2 += strlen(argv[j+1]);
     94 					}
     95 					break;
     96 				}
     97 				if (*(cp1+1) == 'i') {
     98 					loopflg = 1;
     99 					cp1++;
    100 					if (count < argc) {
    101 						(void)strcpy(cp2, argv[count]);
    102 						cp2 += strlen(argv[count]);
    103 					}
    104 					break;
    105 				}
    106 				/* intentional drop through */
    107 			default:
    108 				*cp2++ = *cp1;
    109 				break;
    110 			}
    111 			if (*cp1 != '\0')
    112 				cp1++;
    113 		}
    114 		*cp2 = '\0';
    115 		makeargv();
    116 		c = getcmd(margv[0]);
    117 		if (c == (struct cmd *)-1) {
    118 			fputs("?Ambiguous command.\n", ttyout);
    119 			code = -1;
    120 		} else if (c == 0) {
    121 			fputs("?Invalid command.\n", ttyout);
    122 			code = -1;
    123 		} else if (c->c_conn && !connected) {
    124 			fputs("Not connected.\n", ttyout);
    125 			code = -1;
    126 		} else {
    127 			if (verbose) {
    128 				fputs(line, ttyout);
    129 				putc('\n', ttyout);
    130 			}
    131 			margv[0] = c->c_name;
    132 			(*c->c_handler)(margc, margv);
    133 			if (bell && c->c_bell)
    134 				(void)putc('\007', ttyout);
    135 			(void)strcpy(line, line2);
    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 }
    146