static int
display_entry(int offset)
{
lseek(dbase_fd, offset + HDRSIZE, L_SET);
if (read(dbase_fd, &pre, sizeof(struct prentry)) < 0) {
fprintf(stderr, "pt_util: error reading entry %d: %s\n",
offset, strerror(errno));
exit(1);
}
fix_pre(&pre);
if ((pre.flags & PRFREE) == 0) {
if (pre.flags & PRGRP) {
if (flags & DO_GRP)
add_group(pre.id);
} else {
if (print_id(pre.id) && (flags & DO_USR))
fprintf(dfp, FMT_BASE, pre.name, pre.flags, pre.ngroups,
pre.id, pre.owner, pre.creator);
checkin(&pre);
}
}
return (nflag ? pre.nextName : pre.nextID);
}
static char *
id_to_name(int id)
{
int offset;
static struct prentry pre;
char *name;
name = check_core(id);
if (name)
return (name);
offset = ntohl(prh.idHash[IDHash(id)]);
while (offset) {
lseek(dbase_fd, offset + HDRSIZE, L_SET);
if (read(dbase_fd, &pre, sizeof(struct prentry)) < 0) {
fprintf(stderr, "pt_util: read i/o error: %s\n", strerror(errno));
exit(1);
}
pre.id = ntohl(pre.id);
if (pre.id == id) {
name = checkin(&pre);
return (name);
}
offset = ntohl(pre.nextID);
}
return 0;
}
char* TSolver::convert() //converts function names to symbols
{if ((S==NULL || !strlen(S)) || !checkin() || !checkbr())
{seterr(E_VOID);if(S!=NULL)free(S);return NULL;}
char* p;
int i,j;
int sl;
int SL=strlen(S);
Err=E_NO;
for (i=0;i<=SL;i++)
if (S[i]==' ')
{for (j=i;j<=SL+1;j++)
S[j]=S[j+1];
SL--;
}
for (i=NFUNC-1;i>=0;i--)
while ((p=strstr(S,SLex[i]))!=NULL)
{S[p-S]=cpi+i;
sl=strlen(SLex[i])-1;
SL-=sl;
for (j=p-S+1;j<=SL;j++)
S[j]=S[j+sl];
}
for (i=0;i<SL;i++)
if (S[i]=='-' && (minusF))
S[i]='_';
#ifdef debug
printf("%s\n",S);
#endif
if (!checkout() || !checkexpr()) {converted=good=0;return NULL;}
converted=good=1;
return S;
}
/*
* === FUNCTION ======================================================================
* Name: find_waters
* Description: 返回出现超过1/4的三个数字
* =====================================================================================
*/
TribleWater find_waters(int arr[], int n)
{
TribleWater res;
memset(&res, 0, sizeof(res));
if(n < 3) return res;
int i;
for(i = 0;i < n;i++)
{
if(!checkin(&res, arr[i]))
{
res.count[0]--;
res.count[1]--;
res.count[2]--;
}
}
return res;
}
int main() {
int n;
char cn[20];
list l;
customer c;
date d1, d2;
printf("Welcome to hotel GRAND :\n");
printf("Total rooms in hotel are: 500\n");
printf("Single rooms are: 300\nDouble rooms are: 200");
printf("Cost for one day:\nSingle room stay is:'350'\nDouble room stay is:'600'\n");
while(1) {
n = options();
switch(n) {
case 1:
cs_info(&c);
printf("Entry Date:\n");
date_info(&d1);
printf("Exit Date:\n");
date_info(&d2);
checkin(&l, &c, &d1, &d2);
traverse(&l);
break;
case 2:
printf("Enter the name of Customer who want to Checkout\n");
scanf("%s", cn);
checkout(&l, &c, &d1, &d2, cn);
traverse(&l);
break;
case 3:
total_bill(&c, &d1, &d2);
printf("Your total bill is:%d\n",c.total_bill);
break;
case 4:
rooms();
break;
default:
printf("SORRY we don't get you\nPlease enter the valid option\n");
}
}
return 0;
}
static int
display_entry(int offset)
{
lseek(dbase_fd, offset + HDRSIZE, L_SET);
read(dbase_fd, &pre, sizeof(struct prentry));
fix_pre(&pre);
if ((pre.flags & PRFREE) == 0) {
if (pre.flags & PRGRP) {
if (flags & DO_GRP)
add_group(pre.id);
} else {
if (print_id(pre.id) && (flags & DO_USR))
fprintf(dfp, FMT_BASE, pre.name, pre.flags, pre.ngroups,
pre.id, pre.owner, pre.creator);
checkin(&pre);
}
}
return (nflag ? pre.nextName : pre.nextID);
}
int main(int ac, char *av[])
{
char *p = NULL;
kern_return_t kr = KERN_FAILURE;
long n;
int ch;
mach_msg_header_t hdr;
while ((ch = getopt(ac, av, "dt:")) != -1)
switch (ch)
{
case 'd': opt_debug = 1; break;
case 't':
n = strtol(optarg, &p, 0);
if ('\0' == optarg[0] || '\0' != *p || n > LONG_MAX || n < 0)
{ fprintf(stderr, "Invalid idle timeout: %s\n", optarg); exit(EXIT_FAILURE); }
maxidle = n;
break;
case '?':
default:
fprintf(stderr, "Usage: mDNSResponderHelper [-d] [-t maxidle]\n");
exit(EXIT_FAILURE);
}
ac -= optind;
av += optind;
initialize_logging();
helplog(ASL_LEVEL_INFO, "Starting");
initialize_id();
#ifndef NO_SECURITYFRAMEWORK
// We should normally be running as a system daemon. However, that might not be the case in some scenarios (e.g. debugging).
// Explicitly ensure that our Keychain operations utilize the system domain.
if (opt_debug) SecKeychainSetPreferenceDomain(kSecPreferencesDomainSystem);
#endif
gPort = checkin(kmDNSHelperServiceName);
if (!gPort)
{
helplog(ASL_LEVEL_ERR, "Launchd provided no launchdata; will open Mach port explicitly");
gPort = register_service(kmDNSHelperServiceName);
}
if (maxidle) actualidle = maxidle;
signal(SIGTERM, handle_sigterm);
if (initialize_timer()) exit(EXIT_FAILURE);
for (n=0; n<100000; n++) if (!gRunLoop) usleep(100);
if (!gRunLoop)
{
helplog(ASL_LEVEL_ERR, "gRunLoop not set after waiting");
exit(EXIT_FAILURE);
}
for(;;)
{
hdr.msgh_bits = 0;
hdr.msgh_local_port = gPort;
hdr.msgh_remote_port = MACH_PORT_NULL;
hdr.msgh_size = sizeof(hdr);
hdr.msgh_id = 0;
kr = mach_msg(&hdr, MACH_RCV_LARGE | MACH_RCV_MSG, 0, hdr.msgh_size, gPort, 0, 0);
if (MACH_RCV_TOO_LARGE != kr) helplog(ASL_LEVEL_ERR, "kr: %d: %s", kr, mach_error_string(kr));
safe_vproc_transaction_begin();
kr = mach_msg_server_once(helper_server, MAX_MSG_SIZE, gPort,
MACH_RCV_TRAILER_ELEMENTS(MACH_RCV_TRAILER_AUDIT) | MACH_RCV_TRAILER_TYPE(MACH_MSG_TRAILER_FORMAT_0));
if (KERN_SUCCESS != kr)
{ helplog(ASL_LEVEL_ERR, "mach_msg_server: %s\n", mach_error_string(kr)); exit(EXIT_FAILURE); }
safe_vproc_transaction_end();
}
exit(EXIT_SUCCESS);
}
