110 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			110 lines
		
	
	
		
			2.7 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/*
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 *  This program is free software; you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  the Free Software Foundation; either version 2 of the License, or
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 *  (at your option) any later version.
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 *
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 *  This program is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU Library General Public License for more details.
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 *
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 *  You should have received a copy of the GNU General Public License
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 *  along with this program; if not, write to the Free Software
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 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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 */
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#include <stdlib.h>
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#include <string.h>
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#include <getopt.h>
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#include "busybox.h"
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extern int dpkg_deb_main(int argc, char **argv)
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{
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	char *argument = NULL;
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	char *output_buffer = NULL;
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	int opt = 0;
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	int optflag = 0;	
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	while ((opt = getopt(argc, argv, "ceftXxI")) != -1) {
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		switch (opt) {
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			case 'c':
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				optflag |= extract_contents;
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				break;
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			case 'e':
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				optflag |= extract_control;
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				break;
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			case 'f':
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				optflag |= extract_field;
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				break;
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			case 't':
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				optflag |= extract_fsys_tarfile;
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				break;
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			case 'X':
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				optflag |= extract_verbose_extract;
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				break;
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			case 'x':
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				optflag |= extract_extract;
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				break;
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			case 'I':
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				optflag |= extract_info;
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				break;
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			default:
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				show_usage();
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		}
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	}
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	if (optind == argc)  {
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		show_usage();
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	}
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	switch (optflag) {
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		case (extract_control):
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		case (extract_extract):
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		case (extract_verbose_extract):
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			/* argument is a dir name */
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			if ( (optind + 1) == argc ) {
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				argument = xstrdup("DEBIAN");
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			} else {
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				argument = xstrdup(argv[optind + 1]);
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			}
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			break;
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		case (extract_field):
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			/* argument is a control field name */
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			if ((optind + 1) != argc) {
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				argument = xstrdup(argv[optind + 1]);				
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			}
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			break;
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		case (extract_info):
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			/* argument is a control field name */
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			if ((optind + 1) != argc) {
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				argument = xstrdup(argv[optind + 1]);
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				break;
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			} else {
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				error_msg("-I currently requires a filename to be specifies");
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				return(EXIT_FAILURE);
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			}
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			/* argument is a filename */
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		default:
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	}
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	output_buffer = deb_extract(argv[optind], optflag, argument, NULL);
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	if (optflag & extract_field) {
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		char *field = NULL;
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		int field_length = 0;
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		int field_start = 0;
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		while ((field = read_package_field(&output_buffer[field_start])) != NULL) {
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			field_length = strlen(field);
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			field_start += (field_length + 1);
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			if (strstr(field, argument) == field) {
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				printf("%s\n", field + strlen(argument) + 2);
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			}
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			free(field);
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		}
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	}
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	return(EXIT_SUCCESS);
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}
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