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domacro.c revision 1.1 
      1 /*
      2  * Copyright (c) 1985 Regents of the University of California.
      3  * 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 #ifndef lint
     35 static char sccsid[] = "@(#)domacro.c	1.8 (Berkeley) 9/28/90";
     36 #endif /* not lint */
     37 
     38 #include "ftp_var.h"
     39 
     40 #include <signal.h>
     41 #include <stdio.h>
     42 #include <errno.h>
     43 #include <ctype.h>
     44 #include <sys/ttychars.h>
     45 
     46 domacro(argc, argv)
     47 	int argc;
     48 	char *argv[];
     49 {
     50 	register int i, j;
     51 	register char *cp1, *cp2;
     52 	int count = 2, loopflg = 0;
     53 	char line2[200];
     54 	extern char **glob(), *globerr;
     55 	struct cmd *getcmd(), *c;
     56 	extern struct cmd cmdtab[];
     57 
     58 	if (argc < 2 && !another(&argc, &argv, "macro name")) {
     59 		printf("Usage: %s macro_name.\n", argv[0]);
     60 		code = -1;
     61 		return;
     62 	}
     63 	for (i = 0; i < macnum; ++i) {
     64 		if (!strncmp(argv[1], macros[i].mac_name, 9)) {
     65 			break;
     66 		}
     67 	}
     68 	if (i == macnum) {
     69 		printf("'%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(*cp1)) {
     78 			cp1++;
     79 		}
     80 		cp2 = line;
     81 		while (*cp1 != '\0') {
     82 		      switch(*cp1) {
     83 		   	    case '\\':
     84 				 *cp2++ = *++cp1;
     85 				 break;
     86 			    case '$':
     87 				 if (isdigit(*(cp1+1))) {
     88 				    j = 0;
     89 				    while (isdigit(*++cp1)) {
     90 					  j = 10*j +  *cp1 - '0';
     91 				    }
     92 				    cp1--;
     93 				    if (argc - 2 >= j) {
     94 					(void) strcpy(cp2, argv[j+1]);
     95 					cp2 += strlen(argv[j+1]);
     96 				    }
     97 				    break;
     98 				 }
     99 				 if (*(cp1+1) == 'i') {
    100 					loopflg = 1;
    101 					cp1++;
    102 					if (count < argc) {
    103 					   (void) strcpy(cp2, argv[count]);
    104 					   cp2 += strlen(argv[count]);
    105 					}
    106 					break;
    107 				}
    108 				/* intentional drop through */
    109 			    default:
    110 				*cp2++ = *cp1;
    111 				break;
    112 		      }
    113 		      if (*cp1 != '\0') {
    114 			 cp1++;
    115 		      }
    116 		}
    117 		*cp2 = '\0';
    118 		makeargv();
    119 		c = getcmd(margv[0]);
    120 		if (c == (struct cmd *)-1) {
    121 			printf("?Ambiguous command\n");
    122 			code = -1;
    123 		}
    124 		else if (c == 0) {
    125 			printf("?Invalid command\n");
    126 			code = -1;
    127 		}
    128 		else if (c->c_conn && !connected) {
    129 			printf("Not connected.\n");
    130 			code = -1;
    131 		}
    132 		else {
    133 			if (verbose) {
    134 				printf("%s\n",line);
    135 			}
    136 			(*c->c_handler)(margc, margv);
    137 			if (bell && c->c_bell) {
    138 				(void) putchar('\007');
    139 			}
    140 			(void) strcpy(line, line2);
    141 			makeargv();
    142 			argc = margc;
    143 			argv = margv;
    144 		}
    145 		if (cp1 != macros[i].mac_end) {
    146 			cp1++;
    147 		}
    148 	}
    149 	if (loopflg && ++count < argc) {
    150 		goto TOP;
    151 	}
    152 }
    153