int
main(void)
{
bool win = FALSE;
int move, max_moves;
int player;
print_instructions();
max_moves = DIM * DIM; /* Maximum number of moves in a game */
while (TRUE) {
initialize_board();
for (move = 1; move <= max_moves; move++) {
player = move % 2 == 0 ? 2 : 1;
win = do_move(player);
print_board();
if (win) {
printf("Player %d, you WON!\n\n", player);
break; /* out of for loop */
}
}
/*
* If we got here by falling through the loop, then it is a
* tie game.
*/
if (!win)
printf("Tie Game!\n\n");
if (!ask_yesno("Do you wish to play again?"))
break; /* out of while loop */
}
return 0;
}
static void
exec_cmd_ask(const char *iaskstr, const char *iactstr, const char *icmdstr, ...)
{
char *askstr, *actstr, *cmdstr;
va_list ap;
va_start(ap, icmdstr);
if (vasprintf(&askstr, iaskstr, ap) < 0) {
endwin();
err(EXIT_FAILURE, "asprintf");
}
va_end(ap);
va_start(ap, icmdstr);
if (vasprintf(&actstr, iactstr, ap) < 0) {
endwin();
err(EXIT_FAILURE, "asprintf");
}
va_end(ap);
va_start(ap, icmdstr);
if (vasprintf(&cmdstr, icmdstr, ap) < 0) {
endwin();
err(EXIT_FAILURE, "asprintf");
}
va_end(ap);
if (ask_yesno(askstr))
exec_cmd_noask(actstr, cmdstr);
free(askstr);
free(actstr);
free(cmdstr);
return;
}
/*
* any additional partition validation
*/
int
md_check_partitions(void)
{
/* X68k partitions must be in order of the range. */
int part, last = PART_A-1;
uint32_t start = 0;
for (part = PART_A; part < 8; part++) {
if (part == PART_C)
continue;
if (last >= PART_A && pm->bsdlabel[part].pi_size > 0) {
msg_display(MSG_emptypart, part+'a');
process_menu(MENU_ok, NULL);
return 0;
}
if (pm->bsdlabel[part].pi_size == 0) {
if (last < PART_A)
last = part;
} else {
if (start >= pm->bsdlabel[part].pi_offset) {
msg_display(MSG_ordering, part+'a');
if (ask_yesno(NULL))
return 0;
}
start = pm->bsdlabel[part].pi_offset;
}
}
return 1;
}
int
md_check_mbr(mbr_info_t *mbri)
{
mbr_info_t *ext;
struct mbr_partition *part;
int i, hasboot=0;
if (boardtype == BOARD_TYPE_NORMAL)
return 2;
/* raspi code */
if (boardtype == BOARD_TYPE_RPI) {
for (ext = mbri; ext; ext = ext->extended) {
part = ext->mbr.mbr_parts;
for (i=0, hasboot=0; i < MBR_PART_COUNT; part++, i++) {
if (part->mbrp_type != MBR_PTYPE_FAT16L &&
part->mbrp_type != MBR_PTYPE_FAT32L)
continue;
hasboot = 1;
break;
}
}
if (!hasboot) {
msg_display(MSG_nomsdospart);
msg_display_add(MSG_reeditpart, 0);
if (!ask_yesno(NULL))
return 0;
return 1;
}
}
return 2;
}
static void
ask_exit(void)
{
if (ask_yesno("Exit pkgui?")) {
attroff(COLOR_PAIR(1));
endwin();
exit(0);
}
return;
}
/*
* Check a disklabel.
* If there are overlapping active partitions,
* Ask the user if they want to edit the partition or give up.
*/
int
edit_and_check_label(partinfo *lp, int nparts, int rawpart, int bsdpart)
{
static struct menu_ent *menu;
static int menu_no = -1;
static struct ptn_menu_info pi;
int maxpart = getmaxpartitions();
if (menu == NULL) {
menu = malloc((maxpart + 1) * sizeof *menu);
if (!menu)
return 1;
}
if (menu_no == -1) {
menu_no = new_menu(NULL, menu, maxpart + 1,
0, -1, maxpart + 2, 74,
MC_ALWAYS_SCROLL | MC_NOBOX | MC_DFLTEXIT,
set_label_texts, fmt_fspart, NULL, NULL,
MSG_partition_sizes_ok);
}
if (menu_no < 0)
return 1;
pi.flags = 0;
pm->current_cylsize = pm->dlcylsize;
for (;;) {
/* first give the user the option to edit the label... */
process_menu(menu_no, &pi);
/* User thinks the label is OK. */
/* check we have a single root fs */
if (check_one_root(lp, nparts) == 0 && partman_go == 0)
msg_display(MSG_must_be_one_root);
else
/* Check for overlaps */
if (checkoverlap(lp, nparts, rawpart, bsdpart) == 0)
return 1;
/*XXX ???*/
msg_display_add(MSG_edit_partitions_again);
if (!ask_yesno(NULL))
return(0);
}
/*NOTREACHED*/
}
void CommandConversationConference::execute_s()
{
CConversation::Ref conversation = skype->get_current_conversation();
if (conversation) {
List_String participants;
bool temp = true;
while (temp) {
participants.push_back(ask("Add participant:"));
temp = (ask_yesno("Add another?") == 0);
}
Conversation::Ref conference;
conversation->SpawnConference(participants, conference);
if (conference) skype->set_current_conversation(conference);
}
}
static void
goonordie(mmv_t *mmv)
{
if ((mmv->paterr || mmv->badreps) && mmv->nreps > 0) {
eprint("Not everything specified can be done.");
if (mmv->badstyle == ABORTBAD) {
eprint(" Aborting.\n");
exit(1);
}
else if (mmv->badstyle == SKIPBAD) {
eprint(" Proceeding with the rest.\n");
}
else if (!ask_yesno(" Proceed with the rest? ", -1)) {
exit(1);
}
}
}
void CommandConversationConference::execute_p()
{
Conversation::Ref conversation = skype->get_current_conversation();
if (conversation) {
Conversation::TYPE ctype;
conversation->GetPropType(ctype);
if (ctype == Conversation::DIALOG) {
printf("Conversation is not a conference, choose 'ms - spawn a conf' instead\n");
return;
}
List_String participants;
bool temp = true;
while (temp) {
participants.push_back(ask("Add participant:"));
temp = (ask_yesno("Add another?") == 0);
}
conversation->AddConsumers(participants);
}
}
int
config_dhcp(char *inter)
{
int dhcpautoconf;
/*
* Don't bother checking for an existing instance of dhcpcd, just
* ask it to renew the lease. It will fork and daemonize if there
* wasn't already an instance.
*/
if (!file_mode_match(DHCPCD, S_IFREG))
return 0;
if (ask_yesno(MSG_Perform_autoconfiguration)) {
/* spawn off dhcpcd and wait for parent to exit */
dhcpautoconf = run_program(RUN_DISPLAY | RUN_PROGRESS,
"%s -d -n %s", DHCPCD, inter);
return dhcpautoconf ? 0 : 1;
}
return 0;
}
static int
skipdel(mmv_t *mmv, REP *p)
{
if (p->r_flags & R_DELOK) {
return (0);
}
eprintf("%s%s -> %s%s : ",
p->r_hfrom->h_name, p->r_ffrom->fi_name, p->r_hto->h_name, p->r_nto);
if (!fwritable(mmv, p->r_hto->h_name, p->r_fdel)) {
eprintf("old %s%s lacks write permission. delete it",
p->r_hto->h_name, p->r_nto);
}
else {
eprintf("%s old %s%s",
(mmv->op & OVERWRITE) ? "overwrite" : "delete",
p->r_hto->h_name,
p->r_nto);
}
return (!ask_yesno("? ", -1));
}
static int
snap(mmv_t *mmv, REP *first, REP *p)
{
char fname[PATH_MAX];
int redirected = 0;
if (mmv->noex) {
exit(1);
}
mmv->failed = 1;
signal(SIGINT, breakstat);
if (mmv->badstyle == ASKBAD && isatty(fileno(stdout)) && ask_yesno("Redirect standard output to file? ", 0)) {
redirected = 1;
umask(mmv->oldumask);
while (true) {
int err;
mmv->outfile = ask_filename("File name> ", fname, sizeof (fname));
if (mmv->outfile != NULL) {
break;
}
err = errno;
eprint("open('");
eprint_filename(fname);
eprint("') failed.\n");
eexplain_err(err);
}
}
if (redirected || !mmv->verbose) {
show_done_all(mmv, p);
}
fprintf(mmv->outfile, "The following left undone:\n");
mmv->noex = 1;
return (first != p);
}
static int
handle_license(const char *dev)
{
static struct {
const char *dev;
const char *lic;
} licdev[] = {
{ "iwi", "/libdata/firmware/if_iwi/LICENSE.ipw2200-fw" },
{ "ipw", "/libdata/firmware/if_ipw/LICENSE" },
};
size_t i;
for (i = 0; i < __arraycount(licdev); i++)
if (strncmp(dev, licdev[i].dev, 3) == 0) {
char buf[64];
int val;
size_t len = sizeof(int);
(void)snprintf(buf, sizeof(buf), "hw.%s.accept_eula",
licdev[i].dev);
if (sysctlbyname(buf, &val, &len, NULL, 0) != -1
&& val != 0)
return 1;
msg_display(MSG_license, dev, licdev[i].lic);
if (ask_yesno(NULL)) {
val = 1;
if (sysctlbyname(buf, NULL, NULL, &val,
0) == -1)
return 0;
add_sysctl_conf("%s=1", buf);
return 1;
} else
return 0;
}
return 1;
}
/*
* Get the information to configure the network, configure it and
* make sure both the gateway and the name server are up.
*/
int
config_network(void)
{
char *textbuf;
int octet0;
int dhcp_config;
int nfs_root = 0;
int slip = 0;
int pid, status;
char **ap, *slcmd[10], *in_buf;
char buffer[STRSIZE];
struct statvfs sb;
struct net_desc net_devs[MAX_NETS];
menu_ent net_menu[5];
int menu_no;
int num_devs;
int selected_net;
int i;
#ifdef INET6
int v6config = 1, rv;
#endif
FILE *f;
time_t now;
if (network_up)
return (1);
num_devs = get_ifconfig_info(net_devs);
if (num_devs < 1) {
/* No network interfaces found! */
msg_display(MSG_nonet);
process_menu(MENU_ok, NULL);
return (-1);
}
for (i = 0; i < num_devs; i++) {
net_menu[i].opt_name = net_devs[i].if_dev;
net_menu[i].opt_menu = OPT_NOMENU;
net_menu[i].opt_flags = OPT_EXIT;
net_menu[i].opt_action = set_menu_select;
}
again:
selected_net = -1;
menu_no = new_menu(MSG_netdevs,
net_menu, num_devs, -1, 4, 0, 0,
MC_SCROLL,
NULL, NULL, NULL, NULL, NULL);
msg_display(MSG_asknetdev, "");
process_menu(menu_no, &selected_net);
free_menu(menu_no);
if (selected_net == -1)
return 0;
network_up = 1;
dhcp_config = 0;
strncpy(net_dev, net_devs[selected_net].if_dev, STRSIZE);
if (!handle_license(net_dev))
goto done;
slip = net_dev[0] == 's' && net_dev[1] == 'l' &&
isdigit((unsigned char)net_dev[2]);
/* If root is on NFS do not reconfigure the interface. */
if (statvfs("/", &sb) == 0 && strcmp(sb.f_fstypename, "nfs") == 0) {
nfs_root = 1;
get_ifinterface_info();
get_if6interface_info();
get_host_info();
} else if (!slip) {
/* Preload any defaults we can find */
get_ifinterface_info();
get_if6interface_info();
get_host_info();
/* domain and host */
msg_display(MSG_netinfo);
/* ethernet medium */
for (;;) {
msg_prompt_add(MSG_net_media, net_media, net_media,
sizeof net_media);
/*
* ifconfig does not allow media specifiers on
* IFM_MANUAL interfaces. Our UI gives no way
* to set an option back
* to null-string if it gets accidentally set.
* Check for plausible alternatives.
*/
if (strcmp(net_media, "<default>") == 0 ||
strcmp(net_media, "default") == 0 ||
strcmp(net_media, "<manual>") == 0 ||
strcmp(net_media, "manual") == 0 ||
strcmp(net_media, "<none>") == 0 ||
strcmp(net_media, "none") == 0 ||
strcmp(net_media, " ") == 0) {
*net_media = '\0';
}
if (*net_media == '\0')
break;
/*
* We must set the media type here - to give dhcp
* a chance
*/
if (run_program(0, "/sbin/ifconfig %s media %s",
net_dev, net_media) == 0)
break;
/* Failed to set - output the supported values */
if (collect(T_OUTPUT, &textbuf, "/sbin/ifconfig -m %s |"
"while IFS=; read line;"
" do [ \"$line\" = \"${line#*media}\" ] || "
"echo $line;"
" done", net_dev ) > 0)
msg_display(textbuf);
free(textbuf);
}
net_dhcpconf = 0;
/* try a dhcp configuration */
dhcp_config = config_dhcp(net_dev);
if (dhcp_config) {
char *nline;
/* Get newly configured data off interface. */
get_ifinterface_info();
get_if6interface_info();
get_host_info();
net_dhcpconf |= DHCPCONF_IPADDR;
/*
* Extract default route from output of
* 'route -n show'
*/
if (collect(T_OUTPUT, &textbuf,
"/sbin/route -n show | "
"while read dest gateway flags;"
" do [ \"$dest\" = default ] && {"
" echo \"$gateway\"; break; };"
" done" ) > 0)
strlcpy(net_defroute, textbuf,
sizeof net_defroute);
free(textbuf);
if ((nline = strchr(net_defroute, '\n')))
*nline = '\0';
/* pull nameserver info out of /etc/resolv.conf */
if (collect(T_OUTPUT, &textbuf,
"cat /etc/resolv.conf 2>/dev/null |"
" while read keyword address rest;"
" do [ \"$keyword\" = nameserver ] &&"
" { echo \"$address\"; break; };"
" done" ) > 0)
strlcpy(net_namesvr, textbuf,
sizeof net_namesvr);
free(textbuf);
if ((nline = strchr(net_namesvr, '\n')))
*nline = '\0';
if (net_namesvr[0] != '\0')
net_dhcpconf |= DHCPCONF_NAMESVR;
/* pull domain info out of /etc/resolv.conf */
if (collect(T_OUTPUT, &textbuf,
"cat /etc/resolv.conf 2>/dev/null |"
" while read keyword domain rest;"
" do [ \"$keyword\" = domain ] &&"
" { echo \"$domain\"; break; };"
" done" ) > 0)
strlcpy(net_domain, textbuf,
sizeof net_domain);
free(textbuf);
if (net_domain[0] == '\0') {
/* pull domain info out of /etc/resolv.conf */
if (collect(T_OUTPUT, &textbuf,
"cat /etc/resolv.conf 2>/dev/null |"
" while read keyword search rest;"
" do [ \"$keyword\" = search ] &&"
" { echo \"$search\"; break; };"
" done" ) > 0)
strlcpy(net_domain, textbuf,
sizeof net_domain);
free(textbuf);
}
if ((nline = strchr(net_domain, '\n')))
*nline = '\0';
if (net_domain[0] != '\0')
net_dhcpconf |= DHCPCONF_DOMAIN;
if (gethostname(net_host, sizeof(net_host)) == 0 &&
net_host[0] != 0)
net_dhcpconf |= DHCPCONF_HOST;
}
}
if (!(net_dhcpconf & DHCPCONF_HOST))
msg_prompt_add(MSG_net_host, net_host, net_host,
sizeof net_host);
if (!(net_dhcpconf & DHCPCONF_DOMAIN))
msg_prompt_add(MSG_net_domain, net_domain, net_domain,
sizeof net_domain);
if (!dhcp_config) {
/* Manually configure IPv4 */
if (!nfs_root)
msg_prompt_add(MSG_net_ip, net_ip, net_ip,
sizeof net_ip);
if (slip)
msg_prompt_add(MSG_net_srv_ip, net_srv_ip, net_srv_ip,
sizeof net_srv_ip);
else if (!nfs_root) {
/* We don't want netmasks for SLIP */
octet0 = atoi(net_ip);
if (!net_mask[0]) {
if (0 <= octet0 && octet0 <= 127)
strlcpy(net_mask, "0xff000000",
sizeof(net_mask));
else if (128 <= octet0 && octet0 <= 191)
strlcpy(net_mask, "0xffff0000",
sizeof(net_mask));
else if (192 <= octet0 && octet0 <= 223)
strlcpy(net_mask, "0xffffff00",
sizeof(net_mask));
}
msg_prompt_add(MSG_net_mask, net_mask, net_mask,
sizeof net_mask);
}
msg_prompt_add(MSG_net_defroute, net_defroute, net_defroute,
sizeof net_defroute);
}
if (!(net_dhcpconf & DHCPCONF_NAMESVR)) {
#ifdef INET6
if (v6config) {
rv = 0;
process_menu(MENU_namesrv6, &rv);
if (!rv)
msg_prompt_add(MSG_net_namesrv, net_namesvr,
net_namesvr, sizeof net_namesvr);
} else
#endif
msg_prompt_add(MSG_net_namesrv, net_namesvr, net_namesvr,
sizeof net_namesvr);
}
/* confirm the setting */
if (slip)
msg_display(MSG_netok_slip, net_domain, net_host,
*net_namesvr == '\0' ? "<none>" : net_namesvr,
net_dev,
*net_media == '\0' ? "<default>" : net_media,
*net_ip == '\0' ? "<none>" : net_ip,
*net_srv_ip == '\0' ? "<none>" : net_srv_ip,
*net_mask == '\0' ? "<none>" : net_mask,
*net_defroute == '\0' ? "<none>" : net_defroute);
else
msg_display(MSG_netok, net_domain, net_host,
*net_namesvr == '\0' ? "<none>" : net_namesvr,
net_dev,
*net_media == '\0' ? "<default>" : net_media,
*net_ip == '\0' ? "<none>" : net_ip,
*net_mask == '\0' ? "<none>" : net_mask,
*net_defroute == '\0' ? "<none>" : net_defroute);
#ifdef INET6
msg_display_add(MSG_netokv6,
!is_v6kernel() ? "<not supported>" : net_ip6);
#endif
done:
if (!ask_yesno(MSG_netok_ok))
goto again;
run_program(0, "/sbin/ifconfig lo0 127.0.0.1");
/* dhcpcd will have configured it all for us */
if (dhcp_config) {
fflush(NULL);
network_up = 1;
return network_up;
}
/*
* we may want to perform checks against inconsistent configuration,
* like IPv4 DNS server without IPv4 configuration.
*/
/* Create /etc/resolv.conf if a nameserver was given */
if (net_namesvr[0] != '\0') {
f = fopen("/etc/resolv.conf", "w");
if (f == NULL) {
if (logfp)
(void)fprintf(logfp,
"%s", msg_string(MSG_resolv));
(void)fprintf(stderr, "%s", msg_string(MSG_resolv));
exit(1);
}
scripting_fprintf(NULL, "cat <<EOF >/etc/resolv.conf\n");
time(&now);
scripting_fprintf(f, ";\n; BIND data file\n; %s %s;\n",
"Created by NetBSD sysinst on", safectime(&now));
if (net_domain[0] != '\0')
scripting_fprintf(f, "search %s\n", net_domain);
if (net_namesvr[0] != '\0')
scripting_fprintf(f, "nameserver %s\n", net_namesvr);
scripting_fprintf(NULL, "EOF\n");
fflush(NULL);
fclose(f);
}
if (net_ip[0] != '\0') {
if (slip) {
/* XXX: needs 'ifconfig sl0 create' much earlier */
/* Set SLIP interface UP */
run_program(0, "/sbin/ifconfig %s inet %s %s up",
net_dev, net_ip, net_srv_ip);
strcpy(sl_flags, "-s 115200 -l /dev/tty00");
msg_prompt_win(MSG_slattach, -1, 12, 70, 0,
sl_flags, sl_flags, 255);
/* XXX: wtf isn't run_program() used here? */
pid = fork();
if (pid == 0) {
strcpy(buffer, "/sbin/slattach ");
strcat(buffer, sl_flags);
in_buf = buffer;
for (ap = slcmd; (*ap = strsep(&in_buf, " ")) != NULL;)
if (**ap != '\0')
++ap;
execvp(slcmd[0], slcmd);
} else
wait4(pid, &status, WNOHANG, 0);
} else if (!nfs_root) {
if (net_mask[0] != '\0') {
run_program(0, "/sbin/ifconfig %s inet %s netmask %s",
net_dev, net_ip, net_mask);
} else {
run_program(0, "/sbin/ifconfig %s inet %s",
net_dev, net_ip);
}
}
}
/* Set host name */
if (net_host[0] != '\0')
sethostname(net_host, strlen(net_host));
/* Set a default route if one was given */
if (!nfs_root && net_defroute[0] != '\0') {
run_program(RUN_DISPLAY | RUN_PROGRESS,
"/sbin/route -n flush -inet");
run_program(RUN_DISPLAY | RUN_PROGRESS,
"/sbin/route -n add default %s", net_defroute);
}
/*
* wait a couple of seconds for the interface to go live.
*/
if (!nfs_root) {
msg_display_add(MSG_wait_network);
sleep(5);
}
/*
* ping should be verbose, so users can see the cause
* of a network failure.
*/
if (net_defroute[0] != '\0' && network_up)
network_up = !run_program(RUN_DISPLAY | RUN_PROGRESS,
"/sbin/ping -v -c 5 -w 5 -o -n %s", net_defroute);
if (net_namesvr[0] != '\0' && network_up) {
#ifdef INET6
if (strchr(net_namesvr, ':'))
network_up = !run_program(RUN_DISPLAY | RUN_PROGRESS,
"/sbin/ping6 -v -c 3 -n %s", net_namesvr);
else
#endif
network_up = !run_program(RUN_DISPLAY | RUN_PROGRESS,
"/sbin/ping -v -c 5 -w 5 -o -n %s", net_namesvr);
}
fflush(NULL);
return network_up;
}
/*
* Write the network config info the user entered via menus into the
* config files in the target disk. Be careful not to lose any
* information we don't immediately add back, in case the install
* target is the currently-active root.
*/
void
mnt_net_config(void)
{
char ifconfig_fn[STRSIZE];
FILE *ifconf = NULL;
if (!network_up)
return;
if (!ask_yesno(MSG_mntnetconfig))
return;
/* Write hostname to /etc/rc.conf */
if ((net_dhcpconf & DHCPCONF_HOST) == 0)
if (del_rc_conf("hostname") == 0)
add_rc_conf("hostname=%s\n", recombine_host_domain());
/* Copy resolv.conf to target. If DHCP was used to create it,
* it will be replaced on next boot anyway. */
if (net_namesvr[0] != '\0')
dup_file_into_target("/etc/resolv.conf");
/*
* bring the interface up, it will be necessary for IPv6, and
* it won't make trouble with IPv4 case either
*/
snprintf(ifconfig_fn, sizeof ifconfig_fn, "/etc/ifconfig.%s", net_dev);
ifconf = target_fopen(ifconfig_fn, "w");
if (ifconf != NULL) {
scripting_fprintf(NULL, "cat <<EOF >>%s%s\n",
target_prefix(), ifconfig_fn);
scripting_fprintf(ifconf, "up\n");
if (*net_media != '\0')
scripting_fprintf(ifconf, "media %s\n", net_media);
scripting_fprintf(NULL, "EOF\n");
}
if ((net_dhcpconf & DHCPCONF_IPADDR) == 0) {
FILE *hosts;
/* Write IPaddr and netmask to /etc/ifconfig.if[0-9] */
if (ifconf != NULL) {
scripting_fprintf(NULL, "cat <<EOF >>%s%s\n",
target_prefix(), ifconfig_fn);
if (*net_media != '\0')
scripting_fprintf(ifconf,
"%s netmask %s media %s\n",
net_ip, net_mask, net_media);
else
scripting_fprintf(ifconf, "%s netmask %s\n",
net_ip, net_mask);
scripting_fprintf(NULL, "EOF\n");
}
/*
* Add IPaddr/hostname to /etc/hosts.
* Be careful not to clobber any existing contents.
* Relies on ordered search of /etc/hosts. XXX YP?
*/
hosts = target_fopen("/etc/hosts", "a");
if (hosts != 0) {
scripting_fprintf(NULL, "cat <<EOF >>%s/etc/hosts\n",
target_prefix());
write_etc_hosts(hosts);
(void)fclose(hosts);
scripting_fprintf(NULL, "EOF\n");
}
if (del_rc_conf("defaultroute") == 0)
add_rc_conf("defaultroute=\"%s\"\n", net_defroute);
} else {
/*
* Start dhcpcd quietly and in master mode, but restrict
* it to our interface
*/
add_rc_conf("dhcpcd=YES\n");
add_rc_conf("dhcpcd_flags=\"-qM %s\"\n", net_dev);
}
if (ifconf)
fclose(ifconf);
fflush(NULL);
}
