C++ setprogname函数代码示例

static int
main_ln(rtems_shell_ln_globals* globals, int argc, char *argv[])
{
	struct stat sb;
	int ch, exitval;
	char *sourcedir;

	struct getopt_data getopt_reent;
	memset(&getopt_reent, 0, sizeof(getopt_data));

#if RTEMS_REMOVED
	setprogname(argv[0]);
	(void)setlocale(LC_ALL, "");
#endif

	while ((ch = getopt_r(argc, argv, "fhinsv", &getopt_reent)) != -1)
		switch (ch) {
		case 'f':
			fflag = 1;
			iflag = 0;
			break;
		case 'h':
		case 'n':
			hflag = 1;
			break;
		case 'i':
			iflag = 1;
			fflag = 0;
			break;
		case 's':
			sflag = 1;
			break;
		case 'v':
			vflag = 1;
			break;
		case '?':
		default:
			usage(globals);
			/* NOTREACHED */
		}

	argv += getopt_reent.optind;
	argc -= getopt_reent.optind;

	if (sflag) {
		linkf  = symlink;
		linkch = '-';
	} else {
		linkf  = link;
		linkch = '=';
	}

	switch(argc) {
	case 0:
		usage(globals);
		/* NOTREACHED */
	case 1:				/* ln target */
		exit(linkit(globals, argv[0], ".", 1));
		/* NOTREACHED */
	case 2:				/* ln target source */
		exit(linkit(globals, argv[0], argv[1], 0));
		/* NOTREACHED */
	}

					/* ln target1 target2 directory */
	sourcedir = argv[argc - 1];
	if (hflag && lstat(sourcedir, &sb) == 0 && S_ISLNK(sb.st_mode)) {
		/* we were asked not to follow symlinks, but found one at
		   the target--simulate "not a directory" error */
		errno = ENOTDIR;
		err(exit_jump, EXIT_FAILURE, "%s", sourcedir);
		/* NOTREACHED */
	}
	if (stat(sourcedir, &sb)) {
		err(exit_jump, EXIT_FAILURE, "%s", sourcedir);
		/* NOTREACHED */
	}
	if (!S_ISDIR(sb.st_mode)) {
		usage(globals);
		/* NOTREACHED */
	}
	for (exitval = 0; *argv != sourcedir; ++argv)
		exitval |= linkit(globals, *argv, sourcedir, 1);
	exit(exitval);
	/* NOTREACHED */
  return 0;
}

int
main(int argc, char **argv)
{
    krb5_error_code ret;
    krb5_context context;
    krb5_kdc_configuration *config;
    krb5_storage *sp;
    int fd, optidx = 0;

    setprogname(argv[0]);

    if(getarg(args, num_args, argc, argv, &optidx))
	usage(1);

    if(help_flag)
	usage(0);

    if(version_flag){
	print_version(NULL);
	exit(0);
    }

    ret = krb5_init_context(&context);
    if (ret)
	errx (1, "krb5_init_context failed to parse configuration file");

    ret = krb5_kdc_get_config(context, &config);
    if (ret)
	krb5_err(context, 1, ret, "krb5_kdc_default_config");

    kdc_openlog(context, "kdc-replay", config);

    ret = krb5_kdc_set_dbinfo(context, config);
    if (ret)
	krb5_err(context, 1, ret, "krb5_kdc_set_dbinfo");

#ifdef PKINIT
    if (config->enable_pkinit) {
	if (config->pkinit_kdc_identity == NULL)
	    krb5_errx(context, 1, "pkinit enabled but no identity");

	if (config->pkinit_kdc_anchors == NULL)
	    krb5_errx(context, 1, "pkinit enabled but no X509 anchors");

	krb5_kdc_pk_initialize(context, config,
			       config->pkinit_kdc_identity,
			       config->pkinit_kdc_anchors,
			       config->pkinit_kdc_cert_pool,
			       config->pkinit_kdc_revoke);

    }
#endif /* PKINIT */

    if (argc != 2)
	errx(1, "argc != 2");

    printf("kdc replay\n");

    fd = open(argv[1], O_RDONLY);
    if (fd < 0)
	err(1, "open: %s", argv[1]);

    sp = krb5_storage_from_fd(fd);
    if (sp == NULL)
	krb5_errx(context, 1, "krb5_storage_from_fd");

    while(1) {
	struct sockaddr_storage sa;
	krb5_socklen_t salen = sizeof(sa);
	struct timeval tv;
	krb5_address a;
	krb5_data d, r;
	uint32_t t, clty, tag;
	char astr[80];

	ret = krb5_ret_uint32(sp, &t);
	if (ret == HEIM_ERR_EOF)
	    break;
	else if (ret)
	    krb5_errx(context, 1, "krb5_ret_uint32(version)");
	if (t != 1)
	    krb5_errx(context, 1, "version not 1");
	ret = krb5_ret_uint32(sp, &t);
	if (ret)
	    krb5_errx(context, 1, "krb5_ret_uint32(time)");
	ret = krb5_ret_address(sp, &a);
	if (ret)
	    krb5_errx(context, 1, "krb5_ret_address");
	ret = krb5_ret_data(sp, &d);
	if (ret)
	    krb5_errx(context, 1, "krb5_ret_data");
	ret = krb5_ret_uint32(sp, &clty);
	if (ret)
	    krb5_errx(context, 1, "krb5_ret_uint32(class|type)");
	ret = krb5_ret_uint32(sp, &tag);
	if (ret)
	    krb5_errx(context, 1, "krb5_ret_uint32(tag)");


	ret = krb5_addr2sockaddr (context, &a, (struct sockaddr *)&sa,
//.........这里部分代码省略.........

int
main(int argc, char *argv[])
{
	char *System = NULL;
	int c, i;
	char *p;
	const char *q;
	char sbuf[12];
	int cmdlineBR;
	int fcarg;

	setprogname(argv[0]);
	gid = getgid();
	egid = getegid();
	uid = getuid();
	euid = geteuid();
	if (strcmp(getprogname(), "cu") == 0) {
		cumode = 1;
		cumain(argc, argv);
		goto cucommon;
	}

	if (argc > 4)
		tipusage();

	if (!isatty(0))
		errx(EXIT_FAILURE, "must be interactive");

	cmdlineBR = 0;
	while((c = getopt(argc, argv, "v0123456789")) != -1) {
		switch(c) {

		case 'v':
			vflag++;
			break;

		case '0': case '1': case '2': case '3': case '4':
		case '5': case '6': case '7': case '8': case '9':
			cmdlineBR = cmdlineBR * 10 + (c - '0');
			BR = cmdlineBR;
			break;

		default:
			warnx("%s, unknown option", argv[1]);
			break;
		}
	}

	argc -= optind;
	argv += optind;

	if (argc != 1)
		tipusage();
	else
		System = argv[0];


	if (System == NULL)
		goto notnumber;
	if (isalpha((unsigned char)*System))
		goto notnumber;
	/*
	 * System name is really a phone number...
	 * Copy the number then stomp on the original (in case the number
	 *	is private, we don't want 'ps' or 'w' to find it).
	 */
	if (strlen(System) > sizeof PNbuf - 1) {
		errx(1, "phone number too long (max = %d bytes)",
			(int)sizeof(PNbuf) - 1);
	}
	(void)strlcpy(PNbuf, System, sizeof(PNbuf));
	for (p = System; *p; p++)
		*p = '\0';
	PN = PNbuf;
	(void)snprintf(sbuf, sizeof sbuf, "tip%d", (int)BR);
	System = sbuf;

notnumber:
	(void)signal(SIGINT, cleanup);
	(void)signal(SIGQUIT, cleanup);
	(void)signal(SIGHUP, cleanup);
	(void)signal(SIGTERM, cleanup);

	if ((i = hunt(System)) == 0) {
		errx(3, "all ports busy");
	}
	if (i == -1) {
		errx(3, "link down");
	}
	setbuf(stdout, NULL);

	/*
	 * Kludge, their's no easy way to get the initialization
	 *   in the right order, so force it here
	 */
	if ((PH = getenv("PHONES")) == NULL)
		PH = path_phones;
	vinit();				/* init variables */
	setparity("none");			/* set the parity table */

//.........这里部分代码省略.........

int
main(int argc, char *argv[])
{
	struct ulfs_args args;
	char canon_dev[UKFS_DEVICE_MAXPATHLEN], canon_dir[MAXPATHLEN];
	char rawdev[MAXPATHLEN];
	struct p2k_mount *p2m;
	pthread_t cleanerthread;
	struct ukfs_part *part;
	int mntflags;
	int rv;

	setprogname(argv[0]);
	puffs_unmountonsignal(SIGINT, true);
	puffs_unmountonsignal(SIGTERM, true);

	if (argc >= 3) {
		UKFS_DEVICE_ARGVPROBE(&part);
		if (part != ukfs_part_none) {
			errx(1, "lfs does not currently support "
			    "embedded partitions");
		}
	}
	mount_lfs_parseargs(argc, argv, &args, &mntflags, canon_dev, canon_dir);

	/* Reset getopt for lfs_cleaner_main.  */
	optreset = 1;
	optind = 1;

	p2m = p2k_init(0);
	if (!p2m)
		err(1, "init p2k");
	/*
	 * XXX: this particular piece inspired by the cleaner code.
	 * obviously FIXXXME along with the cleaner.
	 */
	sprintf(rawdev, "/dev/r%s", canon_dev+5);
	rump_pub_etfs_register(rawdev, canon_dev, RUMP_ETFS_CHR);

	/*
	 * We basically have two choices:
	 *  1) run the cleaner in another process and do rump ipc syscalls
	 *  2) run it off a thread in this process and do rump syscalls
	 *     as function calls.
	 *
	 * opt for "2" for now
	 */
#ifdef CLEANER_TESTING
	ukfs_mount(MOUNT_LFS, canon_dev, canon_dir, mntflags,
	    &args, sizeof(args));
	cleaner(canon_dir);
#endif
	if (p2k_setup_diskfs(p2m, MOUNT_LFS, canon_dev, part, canon_dir,
	    mntflags, &args, sizeof(args)) == -1)
		err(1, "mount");
	ukfs_part_release(part);

#ifndef CLEANER_TESTING
	if ((mntflags & MNT_RDONLY) == 0) {
		if (pthread_create(&cleanerthread, NULL,
		    cleaner, canon_dir) == -1)
			err(1, "cannot start cleaner");
	}
#endif

	rv = p2k_mainloop(p2m);
	if (rv == -1)
		err(1, "fs service");

	return 0;
}

int
main(int argc, char **argv)
{
    krb5_context context;
    krb5_error_code ret;
    krb5_creds cred;
    krb5_preauthtype pre_auth_types[] = {KRB5_PADATA_ENC_TIMESTAMP};
    krb5_get_init_creds_opt *get_options;
    krb5_verify_init_creds_opt verify_options;
    krb5_principal principal = NULL;
    int optidx = 0;

    setprogname (argv[0]);

    if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
	usage(1);

    if (help_flag)
	usage (0);

    if(version_flag) {
	print_version(NULL);
	exit(0);
    }

    argc -= optidx;
    argv += optidx;

    ret = krb5_init_context(&context);
    if (ret)
	errx (1, "krb5_init_context failed: %d", ret);

    ret = krb5_get_init_creds_opt_alloc (context, &get_options);
    if (ret)
	krb5_err(context, 1, ret, "krb5_get_init_creds_opt_alloc");

    krb5_get_init_creds_opt_set_preauth_list (get_options,
					      pre_auth_types,
					      1);

    krb5_verify_init_creds_opt_init (&verify_options);

    if (argc) {
	ret = krb5_parse_name(context, argv[0], &principal);
	if (ret)
	    krb5_err(context, 1, ret, "krb5_parse_name: %s", argv[0]);
    } else {
	ret = krb5_get_default_principal(context, &principal);
	if (ret)
	    krb5_err(context, 1, ret, "krb5_get_default_principal");

    }

    ret = krb5_get_init_creds_password (context,
					&cred,
					principal,
					NULL,
					krb5_prompter_posix,
					NULL,
					0,
					NULL,
					get_options);
    if (ret)
	krb5_err(context, 1, ret,  "krb5_get_init_creds");

    ret = krb5_verify_init_creds (context,
				  &cred,
				  NULL,
				  NULL,
				  NULL,
				  &verify_options);
    if (ret)
	krb5_err(context, 1, ret, "krb5_verify_init_creds");
    krb5_free_cred_contents (context, &cred);
    krb5_free_context (context);
    return 0;
}

int
main(int argc, char **argv)
{
	int	ch, status;
	unsigned int	i;
	int	cflag, Cflag, Dflag, Uflag, wflag;
	char	*dir, *p;
	FILE	*spec1, *spec2;

	setprogname(argv[0]);

	cflag = Cflag = Dflag = Uflag = wflag = 0;
	dir = NULL;
	init_excludes();
	spec1 = stdin;
	spec2 = NULL;

	while ((ch = getopt(argc, argv,
	    "bcCdDeE:f:F:I:ijk:K:lLmMnN:O:p:PqrR:s:StuUwWxX:"))
	    != -1) {
		switch((char)ch) {
		case 'b':
			bflag = 1;
			break;
		case 'c':
			cflag = 1;
			break;
		case 'C':
			Cflag = 1;
			break;
		case 'd':
			dflag = 1;
			break;
		case 'D':
			Dflag = 1;
			break;
		case 'E':
			parsetags(&excludetags, optarg);
			break;
		case 'e':
			eflag = 1;
			break;
		case 'f':
			if (spec1 == stdin) {
				spec1 = fopen(optarg, "r");
				if (spec1 == NULL)
					mtree_err("%s: %s", optarg,
					    strerror(errno));
			} else if (spec2 == NULL) {
				spec2 = fopen(optarg, "r");
				if (spec2 == NULL)
					mtree_err("%s: %s", optarg,
					    strerror(errno));
			} else
				usage();
			break;
		case 'F':
			for (i = 0; i < __arraycount(flavors); i++)
				if (strcmp(optarg, flavors[i].name) == 0) {
					flavor = flavors[i].flavor;
					break;
				}
			if (i == __arraycount(flavors))
				usage();
			break;
		case 'i':
			iflag = 1;
			break;
		case 'I':
			parsetags(&includetags, optarg);
			break;
		case 'j':
			jflag = 1;
			break;
		case 'k':
			keys = F_TYPE;
			while ((p = strsep(&optarg, " \t,")) != NULL)
				if (*p != '\0')
					keys |= parsekey(p, NULL);
			break;
		case 'K':
			while ((p = strsep(&optarg, " \t,")) != NULL)
				if (*p != '\0')
					keys |= parsekey(p, NULL);
			break;
		case 'l':
			lflag = 1;
			break;
		case 'L':
			ftsoptions &= ~FTS_PHYSICAL;
			ftsoptions |= FTS_LOGICAL;
			break;
		case 'm':
			mflag = 1;
			break;
		case 'M':
			mtree_Mflag = 1;
			break;
		case 'n':
			nflag = 1;
//.........这里部分代码省略.........

int
main(int argc, char **argv)
{
    krb5_error_code ret;
    krb5_context context;
    krb5_auth_context auth_context;
    void *kadm_handle;
    kadm5_server_context *server_context;
    kadm5_config_params conf;
    int master_fd;
    krb5_ccache ccache;
    krb5_principal server;
    char **files;
    int optidx = 0;
    time_t reconnect_min;
    time_t backoff;
    time_t reconnect_max;
    time_t reconnect;
    time_t before = 0;

    const char *master;

    setprogname(argv[0]);

    if(getarg(args, num_args, argc, argv, &optidx))
	usage(1);

    if(help_flag)
	usage(0);
    if(version_flag) {
	print_version(NULL);
	exit(0);
    }

    ret = krb5_init_context(&context);
    if (ret)
	errx (1, "krb5_init_context failed: %d", ret);

    setup_signal();

    if (config_file == NULL) {
	if (asprintf(&config_file, "%s/kdc.conf", hdb_db_dir(context)) == -1
	    || config_file == NULL)
	    errx(1, "out of memory");
    }

    ret = krb5_prepend_config_files_default(config_file, &files);
    if (ret)
	krb5_err(context, 1, ret, "getting configuration files");

    ret = krb5_set_config_files(context, files);
    krb5_free_config_files(files);
    if (ret)
	krb5_err(context, 1, ret, "reading configuration files");

    argc -= optidx;
    argv += optidx;

    if (argc != 1)
	usage(1);

    master = argv[0];

#ifdef SUPPORT_DETACH
    if (detach_from_console)
	daemon(0, 0);
#endif
    pidfile (NULL);
    krb5_openlog (context, "ipropd-slave", &log_facility);
    krb5_set_warn_dest(context, log_facility);

    ret = krb5_kt_register(context, &hdb_kt_ops);
    if(ret)
	krb5_err(context, 1, ret, "krb5_kt_register");

    time_before_lost = parse_time (server_time_lost,  "s");
    if (time_before_lost < 0)
	krb5_errx (context, 1, "couldn't parse time: %s", server_time_lost);

    memset(&conf, 0, sizeof(conf));
    if(realm) {
	conf.mask |= KADM5_CONFIG_REALM;
	conf.realm = realm;
    }
    ret = kadm5_init_with_password_ctx (context,
					KADM5_ADMIN_SERVICE,
					NULL,
					KADM5_ADMIN_SERVICE,
					&conf, 0, 0,
					&kadm_handle);
    if (ret)
	krb5_err (context, 1, ret, "kadm5_init_with_password_ctx");

    server_context = (kadm5_server_context *)kadm_handle;

    ret = kadm5_log_init (server_context);
    if (ret)
	krb5_err (context, 1, ret, "kadm5_log_init");

    get_creds(context, keytab_str, &ccache, master);
//.........这里部分代码省略.........

int
main(int argc, char **argv)
{
    krb5_error_code ret;
    krb5_context context;
    krb5_auth_context ac = NULL;
    krb5_principal c1, c2;
    krb5_authenticator authent;
    krb5_keytab keytab;
    krb5_socket_t sock = rk_INVALID_SOCKET;
    HDB *db = NULL;
    int optidx = 0;
    char *tmp_db;
    krb5_log_facility *fac;
    int nprincs;

    setprogname(argv[0]);

    ret = krb5_init_context(&context);
    if(ret)
	exit(1);

    ret = krb5_openlog(context, "hpropd", &fac);
    if(ret)
	errx(1, "krb5_openlog");
    krb5_set_warn_dest(context, fac);

    if(getarg(args, num_args, argc, argv, &optidx))
	usage(1);

    if(local_realm != NULL)
	krb5_set_default_realm(context, local_realm);

    if(help_flag)
	usage(0);
    if(version_flag) {
	print_version(NULL);
	exit(0);
    }

    argc -= optidx;
    argv += optidx;

    if (argc != 0)
	usage(1);

    if (database == NULL)
	database = hdb_default_db(context);

    if(from_stdin) {
	sock = STDIN_FILENO;
    } else {
	struct sockaddr_storage ss;
	struct sockaddr *sa = (struct sockaddr *)&ss;
	socklen_t sin_len = sizeof(ss);
	char addr_name[256];
	krb5_ticket *ticket;
	char *server;

	sock = STDIN_FILENO;
#ifdef SUPPORT_INETD
	if (inetd_flag == -1) {
	    if (getpeername (sock, sa, &sin_len) < 0) {
		inetd_flag = 0;
	    } else {
		inetd_flag = 1;
	    }
	}
#else
	inetd_flag = 0;
#endif
	if (!inetd_flag) {
	    mini_inetd (krb5_getportbyname (context, "hprop", "tcp",
					    HPROP_PORT), &sock);
	}
	sin_len = sizeof(ss);
	if(getpeername(sock, sa, &sin_len) < 0)
	    krb5_err(context, 1, errno, "getpeername");

	if (inet_ntop(sa->sa_family,
		      socket_get_address (sa),
		      addr_name,
		      sizeof(addr_name)) == NULL)
	    strlcpy (addr_name, "unknown address",
		     sizeof(addr_name));

	krb5_log(context, fac, 0, "Connection from %s", addr_name);

	ret = krb5_kt_register(context, &hdb_kt_ops);
	if(ret)
	    krb5_err(context, 1, ret, "krb5_kt_register");

	if (ktname != NULL) {
	    ret = krb5_kt_resolve(context, ktname, &keytab);
	    if (ret)
		krb5_err (context, 1, ret, "krb5_kt_resolve %s", ktname);
	} else {
	    ret = krb5_kt_default (context, &keytab);
	    if (ret)
		krb5_err (context, 1, ret, "krb5_kt_default");
//.........这里部分代码省略.........

int
main(int argc, char **argv)
{
	int 	aflag, dflag, oflag, qflag;
	const char *filename;
	int	dependfile;
	char	*buf, *lim, *ptr, *line, *suf, *colon, *eol;
	int	ok_ind, ch;
	size_t	sz;
	int	fd;
	size_t  slen;
	const char *fname;
	const char *suffixes = NULL, *s;
	suff_list_t *suff_list = NULL, *sl;
#ifdef __minix
	size_t nr;
#endif

	suf = NULL;		/* XXXGCC -Wuninitialized [sun2] */
	sl = NULL;		/* XXXGCC -Wuninitialized [sun2] */

	setlocale(LC_ALL, "");
	setprogname(argv[0]);

	aflag = O_WRONLY | O_APPEND | O_CREAT | O_TRUNC;
	dflag = 0;
	oflag = 0;
	qflag = 0;
	filename = DEFAULT_FILENAME;
	dependfile = -1;

	opterr = 0;	/* stop getopt() bleating about errors. */
	for (;;) {
		ok_ind = optind;
		ch = getopt(argc, argv, "aDdf:opqs:");
		switch (ch) {
		case -1:
			ok_ind = optind;
			break;
		case 'a':	/* Append to output file */
			aflag &= ~O_TRUNC;
			continue;
		case 'D':	/* Process *.d files (don't run cc -M) */
			dflag = 2;	/* Read names from stdin */
			opterr = 1;
			continue;
		case 'd':	/* Process *.d files (don't run cc -M) */
			dflag = 1;
			opterr = 1;
			continue;
		case 'f':	/* Name of output file */
			filename = optarg;
			continue;
		case 'o':	/* Mark dependant files .OPTIONAL */
			oflag = 1;
			continue;
		case 'p':	/* Program mode (x.o: -> x:) */
			suffixes = "";
			continue;
		case 'q':	/* Quiet */
			qflag = 1;
			continue;
		case 's':	/* Suffix list */
			suffixes = optarg;
			continue;
		default:
			if (dflag)
				usage();
			/* Unknown arguments are passed to "${CC} -M" */
			break;
		}
		break;
	}

	argc -= ok_ind;
	argv += ok_ind;
	if ((argc == 0 && !dflag) || (argc != 0 && dflag == 2))
		usage();

	if (suffixes != NULL) {
		/* parse list once and save names and lengths */
		/* allocate an extra entry to mark end of list */
		for (sz = 1, s = suffixes; *s != 0; s++)
			if (*s == '.')
			    sz++;
		suff_list = calloc(sz, sizeof *suff_list);
		if (suff_list == NULL)
			err(2, "malloc");
		sl = suff_list;
		for (s = suffixes; (s = strchr(s, '.')); s += sz, sl++) {
			sz = strcspn(s, ", ");
			if (sz > sizeof sl->suff)
				errx(2, "suffix too long");
			sl->len = sz;
			memcpy(sl->suff, s, sz);
		}
	}

	dependfile = open(filename, aflag, 0666);
	if (dependfile == -1)
//.........这里部分代码省略.........

int
main(int argc, char **argv)
{
    krb5_error_code ret;
    krb5_context context;
    krb5_ccache ccache = NULL;
    HDB *db = NULL;
    int optidx = 0;

    int type, exit_code;

    setprogname(argv[0]);

    if(getarg(args, num_args, argc, argv, &optidx))
	usage(1);

    if(help_flag)
	usage(0);

    if(version_flag){
	print_version(NULL);
	exit(0);
    }

    ret = krb5_init_context(&context);
    if(ret)
	exit(1);

    /* We may be reading an old database encrypted with a DES master key. */
    ret = krb5_allow_weak_crypto(context, 1);
    if(ret)
        krb5_err(context, 1, ret, "krb5_allow_weak_crypto");

    if(local_realm)
	krb5_set_default_realm(context, local_realm);

    if(encrypt_flag && decrypt_flag)
	krb5_errx(context, 1,
		  "only one of `--encrypt' and `--decrypt' is meaningful");

    if(source_type != NULL) {
	type = parse_source_type(source_type);
	if(type == 0)
	    krb5_errx(context, 1, "unknown source type `%s'", source_type);
    } else
	type = HPROP_HEIMDAL;

    if(!to_stdout)
	get_creds(context, &ccache);

    if(decrypt_flag || encrypt_flag) {
	ret = hdb_read_master_key(context, mkeyfile, &mkey5);
	if(ret && ret != ENOENT)
	    krb5_err(context, 1, ret, "hdb_read_master_key");
	if(ret)
	    krb5_errx(context, 1, "No master key file found");
    }

    switch(type) {
    case HPROP_MIT_DUMP:
	if (database == NULL)
	    krb5_errx(context, 1, "no dump file specified");
	break;
    case HPROP_HEIMDAL:
	ret = hdb_create (context, &db, database);
	if(ret)
	    krb5_err(context, 1, ret, "hdb_create: %s", database);
	ret = db->hdb_open(context, db, O_RDONLY, 0);
	if(ret)
	    krb5_err(context, 1, ret, "db->hdb_open");
	break;
    default:
	krb5_errx(context, 1, "unknown dump type `%d'", type);
	break;
    }

    if (to_stdout)
	exit_code = dump_database (context, type, database, db);
    else
	exit_code = propagate_database (context, type, database,
					db, ccache, optidx, argc, argv);

    if(ccache != NULL)
	krb5_cc_destroy(context, ccache);

    if(db != NULL)
	(*db->hdb_destroy)(context, db);

    krb5_free_context(context);
    return exit_code;
}

int
main(int argc, char *argv[])
{
	struct passwd *pw;
	struct group *gptr;
	char *arg;
	const char *cp;
	char buf[MAXPATHLEN];
	int i, f, errs, c;
	struct stat stb;
	int oerrno;

	euid = geteuid();
	uid = getuid();
	seteuid(uid);

	if (signal(SIGHUP, SIG_IGN) != SIG_IGN)
		signal(SIGHUP, cleanup);
	if (signal(SIGINT, SIG_IGN) != SIG_IGN)
		signal(SIGINT, cleanup);
	if (signal(SIGQUIT, SIG_IGN) != SIG_IGN)
		signal(SIGQUIT, cleanup);
	if (signal(SIGTERM, SIG_IGN) != SIG_IGN)
		signal(SIGTERM, cleanup);

	setprogname(*argv);
	gethostname(host, sizeof (host));
	host[sizeof(host) - 1] = '\0';
	openlog("lpd", 0, LOG_LPR);

	errs = 0;
	while ((c = getopt(argc, argv,
	    ":#:1:2:3:4:C:J:P:RT:U:cdfghi:lmnopqrstvw:")) != -1) {
		switch (c) {

		case '#':		/* n copies */
			if (isdigit((unsigned char)*optarg)) {
				i = atoi(optarg);
				if (i > 0)
					ncopies = i;
			}
			break;

		case '4':		/* troff fonts */
		case '3':
		case '2':
		case '1':
			fonts[optopt - '1'] = optarg;
			break;

		case 'C':		/* classification spec */
			hdr++;
			class = optarg;
			break;

		case 'J':		/* job name */
			hdr++;
			jobname = optarg;
			break;

		case 'P':		/* specifiy printer name */
			printer = optarg;
			break;

		case 'R':		/* print request id */
			Rflag++;
			break;
			
		case 'T':		/* pr's title line */
			title = optarg;
			break;

		case 'U':		/* user name */
			hdr++;
			person = optarg;
			break;

		case 'c':		/* print cifplot output */
		case 'd':		/* print tex output (dvi files) */
		case 'g':		/* print graph(1G) output */
		case 'l':		/* literal output */
		case 'o':		/* print postscript output */
		case 'n':		/* print ditroff output */
		case 'p':		/* print using ``pr'' */
		case 't':		/* print troff output (cat files) */
		case 'v':		/* print vplot output */
			format = optopt;
			break;

		case 'f':		/* print fortran output */
			format = 'r';
			break;

		case 'h':		/* toggle want of header page */
			hdr = !hdr;
			break;

		case 'i':		/* indent output */
			iflag++;
			indent = atoi(optarg);
//.........这里部分代码省略.........

int
main(int argc, char **argv)
{
    int port	= 0;
    int optidx	= 0;
    int ret	= 1;
    char *host	= NULL;

    setprogname (argv[0]);

    if (getarg (args, sizeof(args) / sizeof(args[0]), argc, argv,
		&optidx))
	usage (1);

    if (help_flag)
	usage (0);

    if (version_flag) {
	print_version (NULL);
	return 0;
    }

    if (optidx != argc - 1)
	usage (1);

    host = argv[optidx];

    if (port_str) {
	struct servent *s = roken_getservbyname (port_str, "tcp");

	if (s)
	    port = s->s_port;
	else {
	    char *ptr;

	    port = strtol (port_str, &ptr, 10);
	    if (port == 0 && ptr == port_str)
		errx (1, "Bad port `%s'", port_str);
	    port = htons(port);
	}
    }

    if (user == NULL) {
	user = get_default_username ();
	if (user == NULL)
	    errx (1, "who are you?");
    }

    if (!passive_flag)
	passive_flag = check_for_passive (getenv("DISPLAY"));

#if defined(HAVE_KERNEL_ENABLE_DEBUG)
    if (krb_debug_flag)
	krb_enable_debug ();
#endif

#ifdef KRB5
    if (ret && use_v5) {
	if (port == 0)
	    port = krb5_getportbyname(NULL, "kx", "tcp", KX_PORT);
	ret = doit_v5 (host, port, user,
		       passive_flag, debug_flag, keepalive_flag, tcp_flag);
    }
#endif
    return ret;
}

int
main(int argc, char **argv)
{
    OM_uint32 major, minor;
    gss_cred_id_t from_cred = GSS_C_NO_CREDENTIAL;
    gss_cred_id_t to_cred = GSS_C_NO_CREDENTIAL;
    gss_cred_id_t cred = GSS_C_NO_CREDENTIAL;
    char *from_env;
    char *to_env;
    int optidx = 0;

    setprogname(argv[0]);
    if (getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
        usage(1);

    if (help_flag)
        usage (0);

    if (version_flag){
        print_version(NULL);
        exit(0);
    }

    argc -= optidx;
    argv += optidx;

    if (argc < 2)
        errx(1, "required arguments missing");
    if (argc > 2)
        errx(1, "too many arguments");

    if (asprintf(&from_env, "KRB5CCNAME=%s", argv[0]) == -1 || from_env == NULL)
        err(1, "out of memory");
    if (asprintf(&to_env, "KRB5CCNAME=%s", argv[1]) == -1 || to_env == NULL)
        err(1, "out of memory");

    putenv(from_env);
    major = gss_add_cred(&minor, GSS_C_NO_CREDENTIAL, GSS_C_NO_NAME,
                         GSS_KRB5_MECHANISM, GSS_C_INITIATE, GSS_C_INDEFINITE,
                         GSS_C_INDEFINITE, &from_cred, NULL, NULL, NULL);
    if (major != GSS_S_COMPLETE)
        gss_err(1, major, minor, GSS_KRB5_MECHANISM,
                "failed to acquire creds from %s", argv[0]);

    putenv(to_env);
    major = gss_store_cred(&minor, from_cred, GSS_C_INITIATE,
                           GSS_KRB5_MECHANISM, 1, 1, NULL, NULL);
    if (major != GSS_S_COMPLETE)
        gss_err(1, major, minor, GSS_KRB5_MECHANISM,
                "failed to store creds into %s", argv[1]);

    (void) gss_release_cred(&minor, &from_cred);
    (void) gss_release_cred(&minor, &to_cred);

    major = gss_add_cred(&minor, GSS_C_NO_CREDENTIAL, GSS_C_NO_NAME,
                         GSS_KRB5_MECHANISM, GSS_C_INITIATE, GSS_C_INDEFINITE,
                         GSS_C_INDEFINITE, &cred, NULL, NULL, NULL);
    if (major != GSS_S_COMPLETE)
        gss_err(1, major, minor, GSS_KRB5_MECHANISM,
                "failed to acquire creds from %s", argv[1]);
    (void) gss_release_cred(&minor, &cred);
    putenv("KRB5CCNAME");
    free(from_env);
    free(to_env);

    return 0;
}

int
main(int argc, char **argv, char **envp)
{
	FILE *config;
	char *line, *cp, *from, *to, *ap;
	const char *progname;
	size_t len, lineno = 0;
	int i;
	struct arglist al;

	/* change progname to mailwrapper so we get sensible error messages */
	progname = getprogname();
	setprogname("mailwrapper");

	if ((config = fopen(_PATH_MAILERCONF, "r")) == NULL) {
		openlog("mailwrapper", LOG_PID, LOG_MAIL);
		syslog(LOG_INFO, "can't open %s, using %s as default MTA",
		    _PATH_MAILERCONF, _PATH_DEFAULTMTA);
		closelog();
		execve(_PATH_DEFAULTMTA, argv, envp);
		err(1, "cannot exec %s", _PATH_DEFAULTMTA);
		/*NOTREACHED*/
	}

	initarg(&al);
	addarg(&al, argv[0], 0);

	for (;;) {
		if ((line = fparseln(config, &len, &lineno, NULL, 0)) == NULL) {
			if (feof(config))
				errx(1, "no mapping in %s", _PATH_MAILERCONF);
			err(1, NULL);
		}

#define	WS	" \t\n"
		cp = line;

		cp += strspn(cp, WS);
		if (cp[0] == '\0') {
			/* empty line */
			free(line);
			continue;
		}

		if ((from = strsep(&cp, WS)) == NULL)
			goto parse_error;

		cp += strspn(cp, WS);

		if ((to = strsep(&cp, WS)) == NULL)
			goto parse_error;

		if (strcmp(from, progname) == 0) {
			for (ap = strsep(&cp, WS); ap != NULL;
			    ap = strsep(&cp, WS))
			    if (*ap)
				    addarg(&al, ap, 0);
			break;
		}

		free(line);
	}

	fclose(config);

	for (i = 1; i < argc; i++)
		addarg(&al, argv[i], 0);
	addarg(&al, NULL, 0);

	execve(to, al.argv, envp);
	err(1, "cannot exec %s", to);
	/*NOTREACHED*/
parse_error:
	errx(1, "parse error in %s at line %lu",
	    _PATH_MAILERCONF, (u_long)lineno);
	/*NOTREACHED*/
}

int
main(int argc, char **argv)
{
    int ret;
    const char *file;
    const char *name = NULL;
    int optidx = 0;
    char **arg = NULL;
    size_t len = 0, i;

    setprogname(argv[0]);
    if(getarg(args, num_args, argc, argv, &optidx))
	usage(1);
    if(help_flag)
	usage(0);
    if(version_flag) {
	print_version(NULL);
	exit(0);
    }
    if (argc == optidx) {
	file = "stdin";
	name = "stdin";
	yyin = stdin;
    } else {
	file = argv[optidx];
	yyin = fopen (file, "r");
	if (yyin == NULL)
	    err (1, "open %s", file);
	if (argc == optidx + 1) {
	    char *p;
	    name = estrdup(file);
	    p = strrchr(name, '.');
	    if (p)
		*p = '\0';
	} else
	    name = argv[optidx + 1];
    }

    /*
     * Parse extra options file
     */
    if (option_file) {
	char buf[1024];
	FILE *opt;

	opt = fopen(option_file, "r");
	if (opt == NULL) {
	    perror("open");
	    exit(1);
	}

	arg = calloc(2, sizeof(arg[0]));
	if (arg == NULL) {
	    perror("calloc");
	    exit(1);
	}
	arg[0] = option_file;
	arg[1] = NULL;
	len = 1;

	while (fgets(buf, sizeof(buf), opt) != NULL) {
	    buf[strcspn(buf, "\n\r")] = '\0';

	    arg = realloc(arg, (len + 2) * sizeof(arg[0]));
	    if (arg == NULL) {
		perror("malloc");
		exit(1);
	    }
	    arg[len] = strdup(buf);
	    if (arg[len] == NULL) {
		perror("strdup");
		exit(1);
	    }
	    arg[len + 1] = NULL;
	    len++;
	}
	fclose(opt);

	optidx = 0;
	if(getarg(args, num_args, len, arg, &optidx))
	    usage(1);

	if (len != optidx) {
	    fprintf(stderr, "extra args");
	    exit(1);
	}
    }


    init_generate (file, name);

    if (one_code_file)
	generate_header_of_codefile(name);

    initsym ();
    ret = yyparse ();
    if(ret != 0 || error_flag != 0)
	exit(1);
    close_generate ();
    if (argc != optidx)
//.........这里部分代码省略.........