/* vi: set sw=4 ts=4: *//* * Mini id implementation for busybox * * Copyright (C) 2000 by Randolph Chung <tausq@debian.org> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */#include "busybox.h"#include <stdio.h>#include <unistd.h>#include <getopt.h>#include <string.h>#include <sys/types.h>extern int id_main(int argc, char **argv){	int no_user = 0, no_group = 0, print_real = 0;	int name_not_number = 0;	char user[9], group[9];	long gid;	long pwnam, grnam;	int opt;		gid = 0;	while ((opt = getopt(argc, argv, "ugrn")) > 0) {		switch (opt) {			case 'u':				no_group++;				break;			case 'g':				no_user++;				break;			case 'r':				print_real++;				break;			case 'n':				name_not_number++;				break;			default:				show_usage();		}	}	if (no_user && no_group) show_usage();	if (argv[optind] == NULL) {		if (print_real) {			my_getpwuid(user, getuid());			my_getgrgid(group, getgid());		} else {			my_getpwuid(user, geteuid());			my_getgrgid(group, getegid());		}	} else {		strncpy(user, argv[optind], 8);		user[8] = '\0';	    gid = my_getpwnamegid(user);		my_getgrgid(group, gid);	}	pwnam=my_getpwnam(user);	grnam=my_getgrnam(group);	if (no_group) {		if(name_not_number && user)			puts(user);		else			printf("%ld\n", pwnam);	} else if (no_user) {		if(name_not_number && group)			puts(group);		else			printf("%ld\n", grnam);	} else {		printf("uid=%ld(%s) gid=%ld(%s)\n", pwnam, user, grnam, group);	}	return(0);}/* END CODE */