int main(void){
int choice;
char done;
printmenu();
printf("play??\n");
scanf("%d, &choice");
if(choice == 2)
return;
done = ' ';
init_matrix();
do{
display_matrix();
player_move();
/* see if player is winner */
done = check();
if(done != ' ')
break; /* player is winner!*/
computer_move();
done = check(); /* see if computer is winner */
}
while(done == ' ');
if(done == 'X')
printf("-----YOU WON!!!-----\n");
else{
printf("-----I WON!!!!-----\n");
printf("-----OOPS!!! YOU LOSE...TRY NEXT TIME-----\n");
printmenu();
}
display_matrix(); /* show final positions */
return 0;
}
int main(int argc, char *argv[]) {
pid_t pid;
int command;
int flag = 1;
pid = fork();
if (pid < 0) {
printf("fork error\n");
return -1;
}
else if (pid == 0) {
// child
notificationReceiver();
}
else {
// father
printmenu();
while (flag) {
scanf("%d", &command);
switch (command) {
case 1:
break;
case 2:
break;
case 3:
break;
case 9:
if (kill(pid, SIGTERM) < 0) {
printf("kill error\n");
}
else {
printf("all terminate\n");
flag = 0;
}
break;
case 4:
break;
default:
printmenu();
break;
}
}
}
}
static void edit_ok(int msg)
{
if(item<=envs_local)
{
strcpy(myline,envp_local[item-1]);
if(menu[item].arg)free(menu[item].arg);
__cprint(INFO_Y,0,INFO_W,0x7,myline);
edit_cmdline1(myline);
__cprint(INFO_Y,0,INFO_W,0x70,myline);
envp_local[item-1]=menu[item].arg=malloc(strlen(myline)+1);
strcpy(menu[item].arg,myline);
selectitem();
}
else if(item<items_edit) //run
{
if(msg=='e')
{
strcpy(myline,menu[item].arg);
free(menu[item].arg);
__cprint(INFO_Y,0,INFO_W,0x7,myline);
edit_cmdline2(myline);
menu[item].arg=malloc(strlen(myline)+1);
strcpy(menu[item].arg,myline);
__cprint(INFO_Y,0,INFO_W,0x70,expand(menu[item].arg));
}
else
{
__popdown(POP_Y,POP_X,POP_H,popwidth);
do_cmd(expand(menu[item].arg));
__popup(POP_Y,POP_X,POP_H,popwidth);
printmenu();
}
}
}
static int do_ok(int msg)
{
char *cmd;
__popdown(POP_Y,POP_X,POP_H,popwidth);
switch(menu[item].type)
{
case TYPE_MENU:do_menu(menu[item].arg);break;
case TYPE_CMD:
if(ischoice(menu[item].msg)){
cmd=getChoiceCmd(menu[item].msg);
if(!cmd)break;
}
else
{
cmd=getItemCmd(menu[item].msg);
cmd=getItemCmd(menu[item].msg);
}
cmd=expand(cmd);
if(msg=='e'){strcpy(myline,cmd);do_cmd(edit_cmdline(myline));}
else do_cmd(cmd);
break;
case TYPE_MSG:__msgbox(MSG_Y,MSG_X,MSG_H,MSG_W,menu[item].arg);break;
case TYPE_EDITMENU:do_editmenu();break;
}
__popup(POP_Y,POP_X,POP_H,popwidth);
printmenu();
return 0;
}
void do_menu(struct setupMenu *newmenu)
{
struct setupMenu *savedmenu = Menu;
int saveditem = item;
Menu = newmenu;
if(!ItemName||!expline||!myline) __console_alloc();
item = menu[0].dnext;
popwidth = Menu->width;
popheight = Menu->height;
if(!Menu->action||!Menu->action(MBEGIN))
default_action(MBEGIN);
setup_flag = 0;
__popup(menu[0].y,menu[0].x,popheight,popwidth);
printmenu();
while(!setup_flag) {
int msg = getch();
if(menu[item].action && menu[item].action(msg))continue;
if(Menu->action && Menu->action(msg))continue;
default_action(msg);
}
__popdown(menu[0].y,menu[0].x,popheight,popwidth);
if(!Menu->action||!Menu->action(MEND))
default_action(MEND);
setup_flag = 0;
Menu = savedmenu;
if(Menu){
popwidth = Menu->width;
popheight = Menu->height;
}
item = saveditem;
}
int default_action(int msg)
{
switch(msg)
{
case NEXT:deselectitem();nextitem();selectitem();break;
case PREV:deselectitem();previtem();selectitem();break;
case FORW:deselectitem();rightitem();selectitem();break;
case BACK:deselectitem();leftitem();selectitem();break;
case 'e':
case '\n':
case '\r':
do_ok(msg);break;
case 0x1b:deselectitem();setup_flag=-1;break;
case UPDATE: default_update();break;
case UPDATE1: default_update1();break;
case TIMER:
case CLEAN:
printmenu();break;
default:
if(msg>='1' && msg <= '9')default_digital(msg);
else return 0;
break;
}
return 1;
}
void printmenu() {
int choice, rval = 0, flag = 0, c;
printf("\n\tEnter 1 for reservation(solapur to pune) :\n\t2. reservation(pune to solapur)\n\t3.canellation\n\t4.enquiry\n\t5.Exit");
printf("Choice : ");
scanf("%d", &choice);
switch(choice) {
case 1:
rval = mktime1();
if(rval == 1)
book_ticket1(rval);
else {
printf("\nEnter 3 for urgent booking:\n");
scanf("%d", &c);
if(c == 3)
book_ticket1(c);
else
printmenu();
}
break;
case 2:
flag = mktime2();
if(flag == 1)
book_ticket2(flag);
else {
printf("\nEnter 3 for urgent booking:\n");
scanf("%d", &c);
if(c == 3)
book_ticket2(c);
else
printmenu();
}
break;
case 3:
cancel();
break;
case 4:
enquiry();
break;
case 5:
exit(1);
default:
printf("Not a valid choice");
}
}
static char *
prompt(struct pkginfo *info, int npkgs)
{
CKMENU *menup;
char *inst;
char ans[MAX_INPUT];
char header[256];
char temp[256];
int i;
int n;
if (maxinst > npkgs) {
/*
* the user may choose to install a completely new
* instance of this package
*/
n = ckyorn(ans, NULL, NULL, MSG_GETINST_HELP1,
MSG_GETINST_PROMPT1);
if (n != 0) {
quit(n);
}
if (strchr("yY", *ans) != NULL) {
return ("new");
}
}
(void) snprintf(header, sizeof (header), MSG_GETINST_HEADER, pkgabrv);
menup = allocmenu(header, CKALPHA);
for (i = 0; i < npkgs; i++) {
(void) snprintf(temp, sizeof (temp),
"%s %s\n(%s) %s", info[i].pkginst,
info[i].name, info[i].arch, info[i].version);
if (setitem(menup, temp)) {
progerr("no memory");
quit(99);
}
}
if (npkgs == 1) {
printmenu(menup);
if (n = ckyorn(ans, NULL, NULL, NULL, MSG_GETINST_PROMPT0))
quit(n);
if (strchr("yY", *ans) == NULL)
quit(3);
(void) strcpy(newinst, info[0].pkginst);
} else {
if (n = ckitem(menup, &inst, 1, NULL, NULL, MSG_GETINST_HELP2,
MSG_GETINST_PROMPT2))
quit(n);
(void) strcpy(newinst, inst);
}
(void) setitem(menup, 0); /* clear resource usage */
free(menup); /* clear resource usage */
return (newinst);
}
int runCommands(heap *hp, bool print)
{
CmdFunc *commands = createCmdMap();
if(print)
printmenu();
for(int i = 0;; i++) {
if(print)
printf(">> ");
char cmd = readCmd();
if(commands[(int)cmd])
commands[(int)cmd](hp, print);
}
free(commands);
}
void
editfhdr(ElfObject &eo, char *)
{
char s[BUFSIZ];
// start of file headers editing
printf("editing file headers:\n");
// start interactive loop
for (int done=0; !done; )
{
// get cmd from user
printf("fhdr cmd: ");
rmvnlgets(s);
tokenize(s, " \t");
char *pt = gettoken(1);
// what is the command
if (pt == NULL || *pt == '\0')
{
review(eo);
}
else if (*pt == '?' || *pt == 'h')
{
printmenu();
}
else if (*pt == 'r')
{
review(eo);
}
else if (*pt == 'u')
{
update(eo);
}
else if (*pt == 'q')
{
done = 1;
}
else
{
printf("unknown cmd.\n");
}
}
return;
}
static int editmenu_action(int msg)
{
switch(msg)
{
case 'e':
case '\n':
case '\r':
edit_ok(msg);break;
case 0x1b:deselectitem();quit_edit('\n');break;
case UPDATE: edit_update();break;
case UPDATE1: edit_update1();break;
case CLEAN:
printmenu();break;
default:
if(msg>='1' && msg <= '9')edit_digital(msg);
else return 0;break;
}
return 1;
}
int main(){
int index, i;
for (i = 0; i < 26; i++){
var[i] = 0;
}
printmenu();
char line[MAXOP], word[MAXOP];
while (1){
getLine(line, MAXVAL);
index = 0;
while(index != -1){
index = getword(line, index, word);
runword(word);
}
}
return 0;
}
int main(){
printmenu();
int type;
double op2;
char s[MAXOP];
while ((type = getop(s)) != END) {
switch (type) {
case NUMBER:
push(atof(s));
break;
case '+':
if (sp > 1){
push(pop() + pop());
}
else printf("Cannot add. Not enough elemnts in stack ;n; \n");
break;
case '*':
if (sp > 1){
push(pop() * pop());
}
else printf("Cannot multiply. Not enough elements in stack ;n; \n");
break;
case '-':
if (sp > 1){
op2 = pop();
push(pop() - op2);
}
else printf("Cannot subtract. Not enough elements in stack ;n; \n");
break;
case '/':
if (sp > 1){
op2 = pop();
if (op2 != 0.0)
push(pop() / op2);
else printf("error: zero divisor ;n;\n");
}
else printf("Cannot divide. Not enough elements in stack ;n; \n");
break;
case '%':
if (sp > 1){
op2 = pop();
if (op2 != 0.0)
push((int)(pop()) % (int)(op2));
else printf("error:remainder by zero is undefined ;n;\n");
}
else printf("Cannot get remainder. Not enough elements in stack ;n;\n");
break;
case 'p':
print();
break;
case 'd':
duplicate();
break;
case 's':
swap();
break;
case 'c':
printf("clearing stack \n");
clear();
break;
case '\n':
printlast();
break;
case 'm':
printmenu();
break;
default:
printf("error: unknown command ;n; %s\n", s);
break;
}
}
return 0;
}
/* Handle one menu */
pt_menuitem getmenuoption( pt_menu menu, char top, char left, char startopt)
// Return item chosen or NULL if ESC was hit.
{
int curr,i;
char asc,scan;
char numitems;
pt_menuitem ci; // Current item
calc_visible(menu);
numitems = menu->numvisible;
// Setup status line
gotoxy(ms->minrow+ms->statline,ms->mincol,ms->menupage);
cprint(ms->spacechar,ms->statusattr[NOHLITE],ms->numcols,ms->menupage);
// Initialise current menu item
curr = next_visible(menu,startopt);
gotoxy(ms->minrow+ms->statline,ms->mincol,ms->menupage);
cprint(ms->spacechar,ms->statusattr[NOHLITE],ms->numcols,1);
gotoxy(ms->minrow+ms->statline,ms->mincol,ms->menupage);
printmenuitem(menu->items[curr]->status,ms->statusattr);
while (1) // Forever
{
printmenu(menu,curr,top,left);
ci = menu->items[curr];
asc = getch(&scan);
switch (scan)
{
case HOMEKEY:
curr = next_visible(menu,0);
break;
case ENDKEY:
curr = prev_visible(menu,numitems-1);
break;
case PAGEDN:
for (i=0; i < 5; i++) curr = next_visible(menu,curr+1);
break;
case PAGEUP:
for (i=0; i < 5; i++) curr = prev_visible(menu,curr-1);
break;
case UPARROW:
curr = prev_visible(menu,curr-1);
break;
case DNARROW:
curr = next_visible(menu,curr+1);
break;
case LTARROW:
case ESCAPE:
return NULL;
break;
case RTARROW:
case ENTERA:
case ENTERB:
if (ci->action == OPT_INACTIVE) break;
if (ci->action == OPT_CHECKBOX) break;
if (ci->action == OPT_SEP) break;
if (ci->action == OPT_EXITMENU) return NULL; // As if we hit Esc
return ci;
break;
case SPACEKEY:
if (ci->action != OPT_CHECKBOX) break;
ci->itemdata.checked = !ci->itemdata.checked;
// Call handler to see it anything needs to be done
if (ci->handler != NULL) ci->handler(ms,ci);
break;
default:
// Check if this is a shortcut key
if (((asc >= 'A') && (asc <= 'Z')) ||
((asc >= 'a') && (asc <= 'z')) ||
((asc >= '0') && (asc <= '9')))
curr = find_shortcut(menu,asc,curr);
break;
}
// Update status line
gotoxy(ms->minrow+ms->statline,ms->mincol,ms->menupage);
cprint(ms->spacechar,ms->statusattr[NOHLITE],ms->numcols,ms->menupage);
printmenuitem(menu->items[curr]->status,ms->statusattr);
}
return NULL; // Should never come here
}
void runword (char word[]){
double op2;
enum command type = getop(word);
switch (type) {
case NUMBER:
push(atof(word));
break;
case PLUS:
if (sp > 1){
push(pop() + pop());
}
else printf("Cannot add. Not enough elemnts in stack ;n; \n");
break;
case MUL:
if (sp > 1){
push(pop() * pop());
}
else printf("Cannot multiply. Not enough elements in stack ;n; \n");
break;
case MIN:
if (sp > 1){
op2 = pop();
push(pop() - op2);
}
else printf("Cannot subtract. Not enough elements in stack ;n; \n");
break;
case DIV:
if (sp > 1){
op2 = pop();
if (op2 != 0.0)
push(pop() / op2);
else printf("error: zero divisor ;n;\n");
}
else printf("Cannot divide. Not enough elements in stack ;n; \n");
break;
case MOD:
if (sp > 1){
op2 = pop();
if (op2 != 0.0)
push((int)(pop()) % (int)(op2));
else printf("error:remainder by zero is undefined ;n;\n");
}
else printf("Cannot get remainder. Not enough elements in stack ;n;\n");
break;
case PRINT:
print();
break;
case DUP:
duplicate();
break;
case SWAP:
swap();
break;
case CLEAR:
printf("clearing stack \n");
clear();
break;
case SIN:
push(sin(pop()));
break;
case COS:
push(cos(pop()));
break;
case TAN:
push(tan(pop()));
break;
case EXP:
push(exp(pop()));
break;
case POW:
op2 = pop();
push(pow(op2, pop()));
break;
case NEWLINE:
putlast();
break;
case MENU:
printmenu();
break;
case PUTVAR:
op2 = pop();
var[word[4]-'a'] = op2;
printf("setting the variable %c to value %f \n", (word[4]), op2);
push(op2);
break;
case GETVAR:
push(var[word[0]-'a']);
break;
default:
printf("error: unknown command ;n; %s\n", word);
break;
}
}
int main(int argc, char *argv[]) {
pid_t pid;
int command;
int flag = 1;
pid = fork();
if (pid < 0) {
printf("fork error\n");
return -1;
}
else if (pid == 0) {
// child
notificationReceiver();
}
else {
// father
fileList_root = NULL;
tail = fileList_root;
protectfd = open(PROC_PROTECT, O_RDWR);
ctrlfd = open(PROC_NOTI, O_RDWR);
notifd = open(PROC_NOTI, O_RDWR);
if (protectfd < 0 || ctrlfd < 0 || notifd < 0) {
printf("open file error!\n");
exitall();
return -1;
}
printmenu();
while (flag) {
scanf("%d", &command);
switch (command) {
case 1:
printFileList();
break;
case 2:
addFile();
break;
case 3:
break;
case 9:
if (kill(pid, SIGTERM) < 0) {
printf("kill error\n");
}
else {
exitall();
flag = 0;
}
break;
case 4:
break;
default:
printmenu();
break;
}
}
}
}
void
overwriter(ElfObject &eo, char *)
{
char s[BUFSIZ];
// start of overwriter
printf("section/segment overwriter:\n");
// start interactive loop
for (int done=0; !done; )
{
// get cmd from user
printf("overwriter cmd: ");
rmvnlgets(s);
tokenize(s, " \t");
char *pt = gettoken(1);
// what is the command
if (pt == NULL)
{
printf("unknown cmd.\n");
}
else if (*pt == '?' || *pt == 'h')
{
printmenu();
}
else if (strcmp(pt, "s") == 0)
{
// show section data
printf("section data:\n");
for (int sec=0; sec<eo.pehdr()->e_shnum; sec++)
{
printf("section %d: %s (%ld, %ld)\n", sec,
eo.shdrnm(sec),
eo.pshdr(sec).sh_offset,
eo.pshdr(sec).sh_size);
}
}
else if (strcmp(pt, "p") == 0)
{
// show section data
printf("program data:\n");
for (int seg=0; seg<eo.pehdr()->e_phnum; seg++)
{
printf("segment %d: (0x%lx, 0x%lx, %ld)\n",
seg, eo.pphdr(seg).p_vaddr,
eo.pphdr(seg).p_paddr,
eo.pphdr(seg).p_memsz);
}
}
else if (strcmp(pt, "po") == 0)
{
// get address
pt = gettoken(2);
MustBeTrue(pt != NULL && *pt != '\0');
long addr = MYatoi(pt);
poverwriter(eo, addr);
}
else if (strcmp(pt, "so") == 0)
{
// get tokens
char *pt2 = gettoken(2);
char *pt3 = gettoken(3);
// check if a section was given
if (pt2 != NULL && pt3 != NULL)
{
long offset = 0;
// get section
if (strspn(pt2, "0123456789") == strlen(pt2))
{
// section number was given
int csec = MYatoi(pt2);
if (csec < 0 ||
csec >= eo.pehdr()->e_shnum)
{
printf("out-of-range section number.\n");
printf("minimum section number = 0\n");
printf("maximum section number = %d\n",
eo.pehdr()->e_shnum);
return;
}
offset = eo.pshdr(csec).sh_offset;
}
else
{
// section name was given
int csec = nametosec(eo, pt2);
if (csec == NOTOK)
{
printf("section not found.\n");
return;
}
offset = eo.pshdr(csec).sh_offset;
}
// add relative offset to section offset
MustBeTrue(pt3 != NULL && *pt3 != '\0');
offset += MYatoi(pt3);
soverwriter(eo, offset);
}
else if (pt2 != NULL && pt3 == NULL)
{
// no section was given, get offset
MustBeTrue(pt2 != NULL && *pt2 != '\0');
long offset = MYatoi(pt2);
soverwriter(eo, offset);
}
else
MustBeTrue(pt2 != NULL || pt3 != NULL);
}
else if (*pt == 'q')
{
done = 1;
}
else
{
printf("unknown cmd.\n");
}
}
return;
}
int main(int argc, char *argv[]) {
int i, s;
list q;
list1 q1;
list2 q2;
record d;
personal f;
record *ptr, *pt;
personal *ptr2, *pt2;
FILE *fp, *fp1, *fp2, *fp3, *fp4, *fp6, *fp8, *fp9, *fp10;
fp1 = fopen("b.txt", "a+");
node2 *st2;
init(&q);
init1(&q1);
init2(&q2);
char a[48];
char br[32];
int m, posi, choice, roll, size, s1, s2, s3, s4, num, posii, yr, MIS;
while(1) {
choice = printmenu();
switch(choice) {
case 1 :
printf("\nEnter the Name, MIS, Branch, Year of student and the MIS before which you wish to insert the record :\n"); /*if it is the first record 'posi' can be anything*/
scanf(" %[^\n]%d%s%d%d", a, &m, br, &yr, &posi);
fp = fopen("k.txt", "a+");
Add_academic(&q, a, m, br, posi, yr, fp);
fclose(fp);
print(&q);
break;
case 2 :
printf("Enter the MIS of the student record to be deleted :\n");
scanf("%d", &posii);
fp = fopen("k.txt", "a+");
fp4 = fopen("d.txt", "w+");
if(pt = delet_academic(&q, posii,fp,fp4)) {
printf("Name:%s\n MIS:%d\n Branch:%s\n Year :%d\n", pt->name, pt->MIS, pt->branch, pt->year);
}
else {
printf("INVALID ENTRY\n");
}
print(&q);
fclose(fp);
fclose(fp4);
break;
case 3 :
printf("Enter the MIS of student :\n");
scanf("%d", &roll);
if(ptr = search(&q, roll)) {
printf("\nName :%s\tMIS :%d\tBranch :%s\tYear :%d\n", ptr->name, ptr->MIS, ptr->branch, ptr->year);
}
else {
printf("\nRECORD NOT FOUND\n");
}
break;
case 4 :
printf("Enter the Name, MIS, Branch, Year of student :\n");
scanf(" %[^\n]%d%s%d", a, &m, br, &yr);
fp = fopen("k.txt", "a+");
append_academic(&q, a, m, br, yr, fp);
print(&q);
fclose(fp);
break;
case 5 :
size = length(&q);
printf("Number of student records(academic) : %d\n", size);
break;
case 6 :
printf("Enter the MIS of student :\n");
scanf("%d", &roll);
creatingID(&q, roll);
break;
case 7 :
fp = fopen("k.txt", "a+");
fp3 = fopen("a.txt", "r");
academicfromfile(&q, fp3, fp);
print(&q);
fclose(fp);
fclose(fp3);
break;
case 8 :
printf("Enter the Name, MIS, Branch and Year of student:\n");
scanf(" %[^\n]%d%s%d", a, &m, br, &yr); /*MIS should be same*/
fp = fopen("k.txt", "a+");
fp6 = fopen("n.txt", "w+");
Modify_academic(&q, m, a, br, yr, fp, fp6);
print(&q);
fclose(fp);
fclose(fp6);
break;
case 9 :
num = length1(&q1);
printf("No of students who appeared for final exam : %d\n", num);
break;
case 10 :
printf("Enter MIS, T1 marks of 4 subjects ,MIS before which you wish to enter the record and the semester :\n");
scanf("%d%d%d%d%d%d%d",&roll,&s1,&s2,&s3,&s4,&m, &i);
T1Marks(&q1,roll,s1,s2,s3,s4,m,i);
printT1(&q1, i);
break;
case 11 :
printf("Enter MIS and T2 marks of 4 subjects and the semester :\n");
scanf("%d%d%d%d%d%d",&roll,&s1,&s2,&s3,&s4, &i);
T2Marks(&q1,roll,s1,s2,s3,s4,i);
printT2(&q1, i);
break;
case 12 :
printf("Enter MIS and ESE marks of 4 subjects and the semester :\n");
scanf("%d%d%d%d%d%d",&roll,&s1,&s2,&s3,&s4,&i);
ESEMarks(&q1,roll,s1,s2,s3,s4,i);
printESE(&q1, i);
break;
case 13 :
printf("Enter the MIS and the semester :\n");
scanf("%d%d", &MIS, &i);
Total(&q1, MIS,i, fp1);
printTOT(&q1, i);
break;
case 14 :
printf("Enter the Name, MIS, Mobile no., Email Id of student and the MIS before which you wish to insert the record :\n"); /*if it is the first record, posi can be anything*/
scanf(" %[^\n]%d%d%s%d", a, &m, &yr, br, &posi);
fp2 = fopen("c.txt", "a+");
Add2_personal(&q2, a, m, yr, br, posi, fp2);
print2(&q2);
fclose(fp2);
break;
case 15 :
printf("Enter the MIS of the student record to be deleted :\n");
scanf("%d", &posii);
fp2 = fopen("c.txt", "a+");
fp9 = fopen("s.txt", "w+");
if(pt2 = delet2_personal(&q2, posii,fp2, fp9)) {
printf("Name:%s\n MIS:%d\n Mobile No:%d\n Email Id :%s\n", pt2->name, pt2->MISS, pt2->mobile, pt2->email_Id);
}
else {
printf("INVALID ENTRY\n");
}
print2(&q2);
fclose(fp2);
fclose(fp9);
break;
case 16 :
printf("Enter the MIS of student :\n");
scanf("%d", &roll);
if(ptr2 = search2(&q2, roll)) {
printf("\nName :%s\tMIS :%d\tMobile No :%d\tEmail Id :%s\n", ptr2->name, ptr2->MISS, ptr2->mobile, ptr2->email_Id);
}
else {
printf("\nRECORD NOT FOUND\n");
}
break;
case 17 :
printf("Enter the Name, MIS, Mobile no. and Email Id of student:\n");
scanf(" %[^\n]%d%d%s", a, &m, &yr, br); /*MIS should be same*/
fp8 = fopen("w.txt", "w+");
fp2 = fopen("c.txt", "a+");
Modify2_personal(&q2, m, a, yr, br,fp2, fp8);
print2(&q2);
fclose(fp2);
fclose(fp8);
break;
case 18 :
printf("\nEnter the MIS of the student and the semester :\n");
scanf("%d%d", &m, &s);
link(&q, &q1, &q2, m, s);
break;
case 19 :
fp2 = fopen("c.txt", "a+");
fp10 = fopen("p.txt", "r");
personalfromfile(&q2, fp10, fp2);
print2(&q2);
fclose(fp2);
fclose(fp10);
break;
case 20 :
fclose(fp1);
exit(1);
break;
}
}
}
int main(){
int i, j;
for (i = 0; i < 26; i++){
var[i] = 0;
}
printmenu();
enum command type;
double op2, index;
char s[MAXOP];
while ((type = getop(s)) != ENDNUM) {
switch (type) {
case NUMBER:
push(atof(s));
break;
case PLUS:
if (sp > 1){
push(pop() + pop());
}
else printf("Cannot add. Not enough elemnts in stack ;n; \n");
break;
case MUL:
if (sp > 1){
push(pop() * pop());
}
else printf("Cannot multiply. Not enough elements in stack ;n; \n");
break;
case MIN:
if (sp > 1){
op2 = pop();
push(pop() - op2);
}
else printf("Cannot subtract. Not enough elements in stack ;n; \n");
break;
case DIV:
if (sp > 1){
op2 = pop();
if (op2 != 0.0)
push(pop() / op2);
else printf("error: zero divisor ;n;\n");
}
else printf("Cannot divide. Not enough elements in stack ;n; \n");
break;
case MOD:
if (sp > 1){
op2 = pop();
if (op2 != 0.0)
push((int)(pop()) % (int)(op2));
else printf("error:remainder by zero is undefined ;n;\n");
}
else printf("Cannot get remainder. Not enough elements in stack ;n;\n");
break;
case PRINT:
print();
break;
case DUP:
duplicate();
break;
case SWAP:
swap();
break;
case CLEAR:
printf("clearing stack \n");
clear();
break;
case SIN:
push(sin(pop()));
break;
case COS:
push(cos(pop()));
break;
case TAN:
push(tan(pop()));
break;
case EXP:
push(exp(pop()));
break;
case POW:
op2 = pop();
push(pow(op2, pop()));
break;
case NEWLINE:
putlast();
break;
case MENU:
printmenu();
break;
case PUTVAR:
op2 = pop();
var[s[4]-'a'] = op2;
printf("setting the variable %c to value %f \n", (s[4]), op2);
push(op2);
break;
case GETVAR:
push(var[s[0]-'a']);
break;
default:
printf("error: unknown command ;n; %s\n", s);
break;
}
}
return 0;
}
void
edithash(ElfObject &eo, char *)
{
char s[BUFSIZ];
// start of hash table editing
printf("editing hash tables:\n");
// initialize hash table pointers
int csec = eo.pehdr()->e_shnum;
int cbucket = 0;
int cchain = 0;
// find the first hash table
for (int sec=0; sec<eo.pehdr()->e_shnum; sec++)
{
if (eo.pshdr(sec).sh_type == SHT_HASH)
{
csec = sec;
break;
}
}
if (csec >= eo.pehdr()->e_shnum)
{
printf("no hash tables found.\n");
return;
}
cchain = EOSWABIT(eo, eo.phashtbls(csec)[cbucket+2]);
// pointers to hash tables
Elf32_Word *p0 = eo.phashtbls(csec);
Elf32_Word *pe = eo.phashtbls(csec) +
eo.pshdr(csec).sh_size/sizeof(Elf32_Word);
// start interactive loop
for (int done=0; !done; )
{
// get cmd from user
printf("hash cmd: ");
rmvnlgets(s);
tokenize(s, " \t");
char *pt = gettoken(1);
// what is the command
if (pt == NULL || *pt == '\0')
{
increment(eo, cchain, cbucket, csec, p0, pe);
}
else if (*pt == 'n')
{
// show all section names
printf("hash table names:\n");
for (int sec=0; sec<eo.pehdr()->e_shnum; sec++)
{
if (eo.pshdr(sec).sh_type != SHT_HASH)
continue;
printf("section %d: %s (%d) nb: %ld, nch: %ld\n",
sec, eo.shdrnm(sec),
eo.pshdr(sec).sh_name,
EOSWABIT(eo, eo.phashtbls(sec)[0]),
EOSWABIT(eo, eo.phashtbls(sec)[1]));
}
}
else if (*pt == '?' || *pt == 'h')
{
printmenu();
}
else if (*pt == 'D')
{
dflag = !dflag;
if (dflag)
printf("demangle mode ON.\n");
else
printf("demangle mode OFF.\n");
}
else if (*pt == 'r')
{
review(eo, cchain, cbucket, csec, p0, pe);
}
else if (*pt == 'u')
{
update(eo, cchain, cbucket, csec, p0, pe);
}
else if (*pt == '+')
{
increment(eo, cchain, cbucket, csec, p0, pe);
}
else if (*pt == 'q')
{
done = 1;
}
else
{
printf("unknown cmd.\n");
}
}
return;
}
void modify(list *l) {
int i, test = 0, acc;
int choice, main_exit;
node *p;
p = (node *)malloc(sizeof(node));
node *add, *upd, *check;
check = l->head;
printf("\nEnter the account no. of the customer whose info you want to change:");
scanf("%d",&acc);
while(check != NULL) {
if (acc == check->acc_no) {
printf("**********Account Status**************\n");
printf("Account number = %d\n",check->acc_no);
printf("Account holder = %s\n",check->name);
printf("Type of account = %s\n",check->acc_type);
printf("Balance amount = %f\n\n\n",check->amt);
test = 1;
printf("\nWhich information do you want to change?\n1.Address\n2.Phone\n\nEnter your choice(1 for address and 2 for phone):");
scanf("%d",&choice);
if(choice == 1) {
printf("Enter the new address:");
scanf("%s",check -> address);
printf("Changes saved!");
}
else if(choice == 2) {
printf("Enter the new phone number:");
scanf("%lf",&check -> phone);
printf("Changes saved!");
}
break;
}
check = check->next;
}
if(test != 1) {
printf("\nRecord not found!!\a\a\a");
printf("\nEnter 0 to try again,1 to return to main menu and 2 to exit:");
scanf("%d",&main_exit);
if (main_exit==1) {
printmenu();
}
else if (main_exit==2) {
close();
}
else if(main_exit==0) {
modify(l);
}
else {
printf("\nInvalid!\a");
}
}
else {
printf("\n\n\nEnter 1 to go to the main menu and 0 to exit:");
scanf("%d",&main_exit);
if (main_exit == 1) {
menuchoice();
}
else {
close();
}
}
}
void easy()
{
int i, x, y,key;
char press[2];
if(load==false)
initial(9);
else
load=false;
do {
start:
printmenu();
i=0;
for(y=8; y<17; y+=4)
for(x=33; x<44; x+=5)
{
draw(x,y,i);
i++;
}
userwin(8);
if(win==true)
{ cleardevice();
outtextxy(2,2,"You have won the game");
delay(2000);
disp();
delay(2000);
win=false;
return;
}
gotoxy (55,17);
printf("Tips:");
gotoxy (61,18);
printf("Number will move");
gotoxy (61,19);
printf("when you key in!");
gotoxy (43,23);
fflush(stdin);
press[0]=toupper(getche());
if(press[0]=='X')
{
disp();
exit(1);
}
key=atoi(press);
if((check(key))==0)
{
goto start;
}
step++;
if(step==50)
{
cleardevice();
outtextxy(20,200,"YOU HAVE SURPASSED MAXIMUM POSSIBLE MOVES");
delay(1500);
disp();
delay(2500);
exit(1);
}
for(i=0; i<9; i++)
{
if(num[i]==key)
num[i]=0;
else if(num[i]==0)
num[i]=key;
}
} while(1);
}
SHORT menu_print(void) { printmenu(); }
int main(){
int i,count=0;
float a[size], *p;
printmenu();
printf("enter the choice");
while(scanf("%d",&i))
switch(i){
case 1: printf("enter the nos");
while(scanf("%f",&a[count])){
count++;}
*p = a[0];
printmenu();
break;
case 2: printf("mean is %f ",mean(p,count));
printmenu();
break;
case 3:printf("median is %f",median(p,count));
printmenu();
break;
case 4:printf("mode is %f",mode(p,count));
printmenu();
break;
case 5: printf("firstquartile is %f",firstquartile(p,count));
printmenu();
break;
case 6: printf("thirdquartile is %f",thirdquartile(p,count));
printmenu();
break;
case 7: printf("quartile range is %f",quartilerange(p,count));
printmenu();
break;
case 8: printf("range is %f ",findrange(p,count));
printmenu();
break;
case 9: printf("variance is %f ",variance(p,count));
printmenu();
break;
case 10: printf("standard deviation is %f ",mean(p,count));
printmenu();
break;
/*case 11: printf("sorted data is : ");
for (i = 1;i< count ;i++){
printf("%f",p[i]);
printmenu();
break;*/
case 12: printf("skewness is %f",skewness(p,count));
printmenu();
break;
case 13:printf("kurtosis is %f",kurtois(p,count));
printmenu();
break;
case 14: p =(float*) NULL;
count = 0;
break;
case 15 :
return 0;
}
}
int main() {
list k;
int choice;
init(&k);/*initializing link list*/
while(1) {
printf("\n\n\tno of buses = %d \n", length(&k));
choice = printmenu();
switch(choice) {
case 1: /*adding new bus*/
fnPrintLine();
printf("\n\n................................................................................."); aaa: printf("\n\t\tplease enter admine passward");
int pass;
scanf("%d", &pass);
if(pass == 1234){
printf("\n\t\tWelcome\n\n\t");
Bus *h;
Bus g;
g = fnNew_Bus();
fnEmpty(&g);
h = &g;
newbus(&k, h);
h = NULL;
}
else {
printf("Invalid Passward !!!");
goto aaa;
}
int a;
printf("\n\nDo you wan't to continue ? If yes then press 1 ");
scanf("%d", &a);
if(a == 1){
goto aaa;
fnPrintLine();
break;
}
else{
fnPrintLine();
break;
}
case 2: /*showing available buses*/
fnPrintLine();
printf("\n\n.................................................................................");
bbb: printf("\n\n\t\tWelcome\n\n\t");
showbus(&k);
int b;
printf("\n\t\tDo you wan't to continue ? If yes then press 1 ");
scanf("%d", &b);
if(b == 1) {
goto bbb;
fnPrintLine();
break;
}
else{
fnPrintLine();
break;
}
case 3: /*ticket booking*/
fnPrintLine();
printf("\n\n.................................................................................");
printf("\n\n\t\tWelcome");
ddd: printf("\n\n\t\tEnter your bus no");
int z;
int w = length(&k);
scanf("%d",&z);
if(z > w){
printf("\n\tBus is not available");
goto ddd;
}
SeatReservation(&k,z);
int c;
printf("\n\t\tDo you wan't to continue ? If yes then press 1 ");
scanf("%d", &c);
if(c == 1) {
goto ddd;
fnPrintLine();
break;
}
else{
fnPrintLine();
break;
}
case 4: /*showing status of asked bus*/
fnPrintLine();
printf("\n\n.................................................................................");
printf("\n\n\t\tWelcome");
eee: printf("\n\n\t\tEnter your bus no");
int q;
int u = length(&k);
scanf("%d",&q);
if(q > u){
printf("\n\tBus is not available");
goto eee;
}
fnShowStatus(&k, q);
int e;
printf("\n\t\tDo u wan't to continue ? If yes then press 1 ");
scanf("%d", &e);
if(e == 1) {
goto eee;
fnPrintLine();
break;
}
else{
fnPrintLine();
break;
}
case 5: /*showing daily report */
fnPrintLine();
printf("\n\n.................................................................................");
ppp: printf("\n\n\t\tWelcome");
fnDailyReport(&k);
int d;
printf("\n\t\tDo u wan't to continue ? If yes then press 1 ");
scanf("%d", &d);
if(d == 1) {
goto ppp;
fnPrintLine();
break;
}
else{
fnPrintLine();
break;
}
case 6: /*Cancelling booked ticket*/
fnPrintLine();
printf("\n\n.................................................................................\n");
lll: Cancelticket(&k);
int l;
printf("\n\t\tDo u wan't to continue ? If yes then press 1 ");
scanf("%d", &l );
if(l == 1) {
goto lll;
fnPrintLine();
break;
}
else{
fnPrintLine();
break;
}
case 7: /*exit*/
fnPrintLine();
printf("\n\n.................................................................................");
printf("\n\n\t\tGood Bye");
fnPrintLine();
exit(0);
default:
printf("\n\n.................................................................................");
printf("\t\t\tYou have entered Wrong Choice!!!!");
fnPrintLine();
break;
}
}
return 0;
}
main() {
portstr = getenv("FASTPORT");
if(portstr!=NULL) {
if(strlen(portstr)<3) {
fprintf(stderr, "FASTPORT environment variable must be");
fprintf(stderr, " form: c;p. c and p are numerals for card");
fprintf(stderr, " and port respectively\n");
return -1;
} else {
card = portstr[0] - '0';
port = portstr[2] - '0';
}
}
if(card<0 || card>=NCARDS) {
fprintf(stderr, "card number out of range\n");
return -1;
}
if(port<0 || port>2) {
fprintf(stderr, "port number out of range\n");
return -1;
}
if(!Init(card, port)) {
fprintf(stderr, "Unable to access device\n");
Finish();
exit(-1);
}
getflag = 0;
oldxoffset = 0;
oldyoffset = 0;
strcpy(imagename,"image.cel");
xmax = 40;
ymax = 25;
while(1) {
printmenu();
gets(tempstr);
c = tempstr[0];
printf("\n");
if(c == 'i') {
system("down -S < /u1/gg/bin/face64.out");
newcel();
}
if(c == 'd') {
system("ls -C *.cel | more");
}
if(c == '!') {
printf("Unix command >");
fflush(stdin) ;
gets(tempstr);
printf("\n");
system(tempstr);
printf("\nhit return to continue");
fflush(stdin);
gets(tempstr);
}
if(c == 'h') {
if(fopen("/u1/gg/bin/face.doc","r") == NULL) {
printf("\nHelp file not in /u1/gg/bin\n");
} else {
system("more /u1/gg/bin/face.doc");
}
}
if(c == 'l') {
getimagename();
loadcel();
}
if(c == 's') {
getimagename();
savecel();
}
if(c == 'n') {
newcel();
}
if(c == 'r') {
getsequencename();
read_sequence_file();
getflag = 0;
}
if(c == 'w') {
getsequencename();
write_sequence_file();
getflag = 0;
}
if(c == 'g') {
get_a_sequence();
getflag = 1;
}
if(c == 'p') {
put_a_sequence();
}
if(c == 'P') {
buf[0] = 1;
down(buf,(word)1,(word)0x15);
Cont();
system("sleep 1");
ffile = fopen(".ptemp","w");
putc(40,ffile);
putc(14,ffile);
putc(0,ffile); /* black edges */
putc(0,ffile);
putc(0,ffile);
putc(0,ffile);
up(buf,(word)4480,(word)0xa000); /* get bitmap */
for(i=0;i<4480;i++) putc(buf[i],ffile);
for(i=0;i<560;i++) putc(0xde,ffile); /* pink/blue */
for(i=0;i<560;i++) putc(0x01,ffile); /* gray bkgrnd */
fclose(ffile);
system("pixit < .ptemp | lpr &");
buf[0] = 0;
down(buf,(word)1,(word)0x15);
Cont();
}
if(c == 'q') {
if (getflag) {
printf("sequences not written. Quit? (y/n)");
gets(tempstr);
c = tempstr[0];
printf("\n");
if (c == 'y') {
exit(0);
}
} else {
exit(0);
}
}
}
}
int main() {
typedef struct dob {
int dd;
int mm;
int yy;
} date;
typedef struct employee {
char name[20];
int basic;
int pday;
int id;
date b, j;
} emp;
int choice, i, l, dd, mm, yy, id1, flag = 0;
int p, b;
long sal;
emp e;
char nxt, name[20], ch;
FILE *fp, *fn, *ft;
while(1) {
fp = fopen("new.txt", "rb+");
if(fp == NULL) {
fp = fopen("new.txt","wb+");
if(fp == NULL) {
printf("Cannot create file");
exit(1);
}
}
else {
fp = fopen("new.txt","ab+");
if(fp == NULL) {
printf("Cannot OPEN file");
exit(1);
}
}
choice = printmenu();
switch(choice) {
case 1:
/***adding info of new employee***/
do {
printf("\nEnter emp name:");
fflush(stdin);
scanf("%s", e.name);
l = strlen(e.name);
e.name[l] = '\0';
printf("\nEnter date of birth of emp:");
scanf("%d%d%d", &e.b.dd, &e.b.mm, &e.b.yy);
printf("\nEnter emp basic salary:");
scanf("%d", &e.basic);
printf("\nEnter present days of emp:");
scanf("%d", &e.pday);
printf("\nEnter emp id:");
scanf("%d", &e.id);
printf("\nEnter date of joining:");
scanf("%d%d%d", &e.j.dd, &e.j.mm, &e.j.yy);
fwrite(&e, sizeof(e), 1, fp);
printf("\nDo u want to add another record?: y/n\n");
fflush(stdin);
scanf("%s", &ch);
} while(ch == 'y');
fclose(fp);
break;
case 2:
/***display***/
fseek(fp, 0, SEEK_SET); //this moves file cursor to start of the file
printf("-------------------------------------------------------------\n");
printf("ID\tName\t DOB\tbasic salary\tPresent Days\tJoining Date\n");
printf("-------------------------------------------------------------\n");
while(fread(&e, sizeof(e), 1, fp) == 1) { // read the file and fetch the record one record per fetch
printf("%d\t", e.id);
printf("%s\t", e.name);
printf("%d/%d/%d\t", e.b.dd, e.b.mm, e.b.yy);
printf("%d\t\t", e.basic);
printf("%d\t", e.pday);
printf("%d/%d/%d\n", e.j.dd, e.j.mm, e.j.yy);
}
break;
case 3:
/***search the record***/
printf("1. Search by name\n");
printf("2. Search by id\n");
printf("3.Search by joining date\n");
scanf("%d", &i);
switch(i) {
case 1:/***Search by name***/
printf("-------Search Employee By Name-------\n");
printf("Enter employee Name:\n");
scanf("%s",name);
rewind(fp);
while(fread(&e, sizeof(e), 1, fp)!=0) {
if(strcmp(e.name, name) == 0) {
printf("Record found:\n");
printf("ID:%d\tName:%s\tDOB:%d/%d/%d\tbasic salary:%d\tpresent days:%d\tJoin Date:%d/%d/%d\n", e.id, e.name, e.b.dd, e.b.mm, e.b.yy, e.basic, e.pday, e.j.dd, e.j.mm, e.j.yy);
flag = 1;
break;
}
}
fclose(fp);
if(flag == 0)
printf("Record not found\n");
break;
case 2:/***Search by id***/
printf("-------Search Employee By Id-------\n");
printf("Enter the emp id: ");
scanf("%d", &id1);
rewind(fp);
while(fread(&e, sizeof(e), 1, fp) == 1) {
if(e.id == id1) {
printf("Record found:\n");
printf("ID:%d\tName:%s\tDOB:%d/%d/%d\tbasic salary:%d\t\tpresent days:%d\tJoin Date:%d/%d/%d\n", e.id, e.name, e.b.dd, e.b.mm, e.b.yy, e.basic, e.pday, e.j.dd, e.j.mm, e.j.yy);
flag = 1;
break;
}
}
fclose(fp);
if(flag == 0)
printf("\nRecord not found");
break;
case 3:/***Search by joining date***/
printf("-------Search Employee By Id-------\n");
printf("Enter the date: ");
scanf("%d%d%d", &dd, &mm, &yy);
rewind(fp);
while(fread(&e, sizeof(e), 1, fp) == 1) {
if(dd == e.j.dd && mm == e.j.mm && yy == e.j.yy) {
printf("Record found:\n");
printf("ID:%d\tName:%s\tDOB:%d/%d/%d\tbasic salary:%d\tpresent days:%d\tJoin Date:%d/%d/%d\n", e.id, e.name, e.b.dd, e.b.mm, e.b.yy, e.basic, e.pday, e.j.dd, e.j.mm, e.j.yy);
flag = 1;
break;
}
}
fclose(fp);
if(flag == 0)
printf("\nRecord not found");
break;
}
break;
case 4:
/***delete***/
printf("Enter emp id to delete:");
scanf("%d", &id1);
ft = fopen("temp.txt", "ab+");
fn = fopen("abc.txt", "wb+");
while(fread(&e, sizeof(e), 1, fp) == 1) {
if(e.id == id1) {
fwrite(&e, sizeof(e), 1 , ft);
flag = 1;
}
else
fwrite(&e, sizeof(e), 1 , fn);
}
fclose(fp);
fclose(fn);
remove("new.txt");
rename("abc.txt", "new.txt");
if(flag == 0)
printf("Record not found\n");
else
printf("Record is deleted\n");
break;
case 5:
/***Modify the record***/
printf("Enter the employee name to modify:\n");
scanf("%s", name);
//rewind(fp);
while(fread(&e, sizeof(e), 1, fp) == 1) { /// fetch all record from file
if(strcmp(e.name, name) == 0) { ///if entered name matches with that in file
printf("Existing record:\n");
printf("ID:%d\tName:%s\tDOB:%d/%d/%d\tbasic salary:%d\tpresent days:%d\tJoin Date:%d/%d/%d\n", e.id, e.name, e.b.dd, e.b.mm, e.b.yy, e.basic, e.pday, e.j.dd, e.j.mm, e.j.yy);
printf("Update basic salary: y / n? :");
scanf("%s", &ch);
if(ch == 'y') {
printf("Enter new basic salary:");
scanf("%d", &e.basic);
}
printf("Update present days: y / n? :");
scanf("%s", &ch);
if(ch == 'y') {
printf("Enter present days:");
scanf("%d", &e.pday);
}
printf("Update name: y / n? :");
scanf("%s", &ch);
if(ch == 'y') {
printf("Enter modified name:");
scanf("%s", e.name);
}
printf("Update DOB: y / n? :");
scanf("%s", &ch);
if(ch == 'y') {
printf("Enter modified date:");
scanf("%d%d%d", &e.b.dd, &e.b.mm, &e.b.yy);
}
//printf("%u\n", &fp);
fseek(fp, -(sizeof(e)),SEEK_CUR); /// move the cursor 1 step back from current position
//printf("%u", &fp);
fwrite(&e, sizeof(e), 1, fp); /// overwrite the record
flag = 1;
break;
}
}
if(flag == 0)
printf("Record not found\n");
else {
printf("Record is Updated\n");
printf("ID:%d\tName:%s\tDOB:%d/%d/%d\tbasic salary:%d\tpresent days:%d\tJoin Date:%d/%d/%d\n", e.id, e.name, e.b.dd, e.b.mm, e.b.yy, e.basic, e.pday, e.j.dd, e.j.mm, e.j.yy);
}
fclose(fp);
break;
case 6:
/*calculate salary slip*/
printf("Enter ID of d emp: ");
scanf("%d", &id1);
while(fread(&e, sizeof(e), 1, fp) == 1) {
if(id1 == e.id) {
p = e.pday;
b = e.basic;
sal = p * b;
flag = 1;
}
}
if(flag == 1) {
printf("Salary Details:\n");
printf("ID:%d\tName:%s\tBasic:%d\tPresent Days:%d\tNet Salary:%lu\n", e.id, e.name, e.basic, e.pday, sal);
}
fclose(fp);
break;
case 7:
/*Exit*/
exit(0);
break;
}
}
return 0;
}
int main(){
typedef struct dob {
int dd;
int mm;
int yy;
} date;
typedef struct employee {
char name[20];
int basic;
int pday;
int id;
char dep[20];
date b, j;
}emp;
enum cases {A, B};
int choice, i, l1, l2, p, b, dd, mm, yy, id1, flag = 0;
long sal;
emp e;
char nxt, name[20], ch, dep[20], c,d;
FILE *fp, *fn, *ft,*fx;
while(1) {
fp = fopen("file.txt", "rb+");
if(fp == NULL){
fp = fopen("file.txt","wb+");
if(fp == NULL){
printf("Cannot create file");
exit(1);
}
}
else{
fp = fopen("file.txt","ab+");
if(fp == NULL){
printf("Cannot OPEN file");
exit(1);
}
}
choice = printmenu();
switch(choice) {
case 1:
/***adding info of new employee***/
system("clear");
do {
printf("\nEnter emp name:");
fflush(stdin);
scanf("%s", e.name);
l1 = strlen(e.name);
e.name[l1] = '\0';
printf("\nEnter date of birth of emp:");
scanf("%d%d%d", &e.b.dd, &e.b.mm, &e.b.yy);
printf("\nEnter emp basic salary:");
scanf("%d", &e.basic);
printf("\nEnter present days of emp:");
scanf("%d", &e.pday);
printf("\nEnter emp id:");
scanf("%d", &e.id);
printf("\nEnter date of joining:");
scanf("%d%d%d", &e.j.dd, &e.j.mm, &e.j.yy);
printf("Enter department:");
scanf("%s", e.dep);
l2 = strlen(e.dep);
e.dep[l2] = '\0';
fwrite(&e, sizeof(e), 1, fp);
printf("\nDo u want to add another record?: y/n\n");
fflush(stdin);
scanf("%s", &ch);
} while(ch == 'y');
fclose(fp);
break;
case 2:
/***display***/
system("clear");
printf("\n\n");
printf("\t\tDisplay options:\n");
printf("\t\t\t[A]View All\n");
printf("\t\t\t[B]View Department wise\n");
printf("\n\t\tEnter your choice:");
scanf("%s", &ch);
switch(ch) {
case 'A': /**Display all records**/
system("clear");
fseek(fp, 0, SEEK_SET); //this moves file cursor to start of the file
printf("--------------------------------------------------------------------\n");
printf("ID\tName\t DOB\tbasic salary\tPresent Days\tDepartment\tJoin Date\n");
printf("--------------------------------------------------------------------\n");
// read the file and fetch the record one record per fetch
while(fread(&e, sizeof(e), 1, fp) == 1) {
printf("%d\t", e.id);
printf("%s\t", e.name);
printf("%d/%d/%d\t", e.b.dd, e.b.mm, e.b.yy);
printf("%d\t\t", e.basic);
printf("%d\t", e.pday);
printf("%s\t", e.dep);
printf("%d/%d/%d\n", e.j.dd, e.j.mm, e.j.yy);
}
scanf("%c", &c);
if(c == 'e')
break;
break;
case 'B':/**Display Departmentwise**/
system("clear");
printf("\tEnter department:");
scanf("%s", dep);
printf("============ %s DEPARTMENT===========\n", dep);
fseek(fp, 0, SEEK_SET); /*this moves file cursor to start of the file*/
printf("---------------------------------------------------------------------\n");
printf("ID\tName\t DOB\tbasic salary\tPresent Days\tJoining Date\n");
printf("---------------------------------------------------------------------\n");
/*read the file and fetch the record one record per fetch*/
while(fread(&e, sizeof(e), 1, fp) == 1) {
if(strcmp(e.dep, dep) == 0) {
printf("%d\t", e.id);
printf("%s\t", e.name);
printf("%d/%d/%d\t", e.b.dd, e.b.mm, e.b.yy);
printf("%d\t\t", e.basic);
printf("%d\t", e.pday);
printf("%d/%d/%d\n", e.j.dd, e.j.mm, e.j.yy);
}
}
scanf("%c", &c);
if(c == 'e')
break;
break;
}
printf("\nGo to main menu-Press y : ");
scanf("%c", &c);
break;
break;
case 3:
/***search the record***/
system("clear");
printf("\t\tSearch Options\n");
printf("\t\t\t1. Search by name\n");
printf("\t\t\t2. Search by id\n");
printf("\t\t\t3. Search by Department\n");
printf("\t\t\t4.Search by joining date\n");
printf("\n\t\tEnter your choice:");
scanf("%d", &i);
switch(i) {
case 1:/***Search by name***/
system("clear");
printf("-------Search Employee By Name-------\n");
printf("Enter employee Name:\n");
scanf("%s",name);
rewind(fp);
while(fread(&e, sizeof(e), 1, fp)!=0) {
if(strcmp(e.name, name) == 0) {
printf("Record found:\n\n");
printf("ID:%d\nName:%s\nDOB:%d/%d/%d\nBasic salary:%d\nPresent days:%d\nJoin Date:%d/%d/%d\n\n", e.id, e.name, e.b.dd, e.b.mm, e.b.yy, e.basic, e.pday, e.j.dd, e.j.mm, e.j.yy);
flag = 1;
break;
}
}
fclose(fp);
if(flag == 0)
printf("Record not found\n");
scanf("%c", &c);
break;
break;
case 2:/***Search by id***/
system("clear");
printf("---------Search Employee By Id---------\n");
printf("Enter the emp id: ");
scanf("%d", &id1);
rewind(fp);
while(fread(&e, sizeof(e), 1, fp) == 1) {
if(e.id == id1) {
printf("Record found:\n\n");
printf("ID:%d\nName:%s\nDOB:%d/%d/%d\nBasic salary:%d\nPresent days:%d\nJoin Date:%d/%d/%d\n\n", e.id, e.name, e.b.dd, e.b.mm, e.b.yy, e.basic, e.pday, e.j.dd, e.j.mm, e.j.yy);
flag = 1;
break;
}
}
fclose(fp);
if(flag == 0)
printf("\nRecord not found");
scanf("%c", &c);
break;
break;
case 3:/****Search by Department****/
system("clear");
printf("-------Search Employee By Department-------\n");
printf("Enter Department:\n");
scanf("%s",dep);
rewind(fp);
while(fread(&e, sizeof(e), 1, fp)!=0) {
if(strcmp(e.dep, dep) == 0) {
printf("Record found:\n\n");
printf("ID:%d\nName:%s\tDOB:%d/%d/%d\nBasic salary:%d\nPresent days:%d\nJoin Date:%d/%d/%d\n\n", e.id, e.name, e.b.dd, e.b.mm, e.b.yy, e.basic, e.pday, e.j.dd, e.j.mm, e.j.yy);
flag = 1;
break;
}
}
fclose(fp);
if(flag == 0)
printf("Record not found\n");
scanf("%c", &c);
break;
break;
case 4:/***Search by joining date***/
system("clear");
printf("---------Search Employee By Id----------\n");
printf("Enter the date: ");
scanf("%d%d%d", &dd, &mm, &yy);
rewind(fp);
while(fread(&e, sizeof(e), 1, fp) == 1) {
if(dd == e.j.dd && mm == e.j.mm && yy == e.j.yy) {
printf("Record found:\n\n");
printf("ID:%d\nName:%s\nDOB:%d/%d/%d\nBasic salary:%d\tPresent days:%d\nJoin Date:%d/%d/%d\n\n", e.id, e.name, e.b.dd, e.b.mm, e.b.yy, e.basic, e.pday, e.j.dd, e.j.mm, e.j.yy);
flag = 1;
break;
}
}
fclose(fp);
if(flag == 0)
printf("\nRecord not found");
scanf("%c", &c);
break;
break;
}
printf("Go to main menu-Press y : \n");
scanf("%c", &c);
break;
break;
case 4:
/***delete***/
system("clear");
printf("Enter emp id to delete:");
scanf("%d", &id1);
ft = fopen("temp.txt", "ab+");
fn = fopen("abc.txt", "wb+");
while(fread(&e, sizeof(e), 1, fp) == 1) {
if(e.id == id1) {
fwrite(&e, sizeof(e), 1 , ft);
flag = 1;
}
else
fwrite(&e, sizeof(e), 1 , fn);
}
fclose(fp);
fclose(fn);
remove("file.txt");
rename("abc.txt", "file.txt");
if(flag == 0)
printf("Record not found\n");
else
printf("Record is deleted\n");
printf("Go to main menu-Press y : ");
scanf("%c", &c);
//if(c == 'e'){
///printf("ddddf");
/// break;}
break;
case 5:
/***Modify the record***/
system("clear");
printf("Enter the employee name to modify:\n");
scanf("%s", name);
fx = fopen("file.txt", "rb+");
while(fread(&e, sizeof(e), 1, fx) == 1) { /* fetch all record from file*/
if(strcmp(e.name, name) == 0) { /*if entered name matches with that in file*/
printf("Existing record:\n");
printf("ID:%d\tName:%s\tDOB:%d/%d/%d\tbasic salary:%d\tpresent days:%d\tJoin Date:%d/%d/%d\n", e.id, e.name, e.b.dd, e.b.mm, e.b.yy, e.basic, e.pday, e.j.dd, e.j.mm, e.j.yy);
printf("Update basic salary: y / n? :");
scanf("%s", &ch);
if(ch == 'y') {
printf("Enter new basic salary:");
scanf("%d", &e.basic);
}
printf("Update present days: y / n? :");
scanf("%s", &ch);
if(ch == 'y') {
printf("Enter present days:");
scanf("%d", &e.pday);
}
printf("Update name: y / n? :");
scanf("%s", &ch);
if(ch == 'y') {
printf("Enter modified name:");
scanf("%s", e.name);
}
printf("Update DOB: y / n? :");
scanf("%s", &ch);
if(ch == 'y') {
printf("Enter modified date:");
scanf("%d%d%d", &e.b.dd, &e.b.mm, &e.b.yy);
}
/* move the cursor 1 step back from current position*/
fseek(fx, -(sizeof(e)),SEEK_CUR);
/*overwrite the record*/
fwrite(&e, (sizeof(e)), 1, fx);
flag = 1;
break;
}
}
if(flag == 0)
printf("Record not found\n");
else{
printf("Record is Updated\n");
printf("ID:%d\tName:%s\tDOB:%d/%d/%d\tbasic salary:%d\tpresent days:%d\tJoin Date:%d/%d/%d\n", e.id, e.name, e.b.dd, e.b.mm, e.b.yy, e.basic, e.pday, e.j.dd, e.j.mm, e.j.yy);
}
fclose(fx);
fclose(fp);
printf("\nGo to main menu-press y");
scanf("%c", &d);
break;
break;
case 6:
/*calculate salary slip*/
system("clear");
printf("Enter ID of d emp: ");
scanf("%d", &id1);
while(fread(&e, sizeof(e), 1, fp) == 1) {
if(id1 == e.id) {
p = e.pday;
b = e.basic;
sal = p * b;
flag = 1;
break;
}
}
if(flag == 1) {
printf("\n");
printf("Department:%s\n", e.dep);
printf("Salary Details:\n");
printf("ID:%d\nName:%s\nBasic:%d\nPresent Days:%d\nNet Salary:%lu\n\n", e.id, e.name, e.basic, e.pday, sal);
}
fclose(fp);
printf("Go to main menu-Press y:\n");
scanf("%c", &c);
break;
break;
case 7:
/*Exit*/
exit(0);
break;
default:
printf("Invalid Choice\n");
}
scanf("%c", &c);
if(c == 'e' || c == 'E')
break;
}
return 0;
}
int main()
{
int choice, res, no1, no2, ch;
double n, m, s1, s2, res1, ans, val, num;
float x, y;
double result = 0, n1 = 0, fradecimal;
long y1;
char c;
char frabinary[100], hexa[MAX];
long int binaryval;
div_t1 temp;
poly * poly1, * poly2, * poly3;
FILE *fp;
printf("\n\n....NEW USER FIRST READ THE MANUAL TEXT FILE TO UNDERSTANS THE FUNCTIONS USAGE....\n\n");
while(1) {
printmenu1();
printf("Enter your choice\n");
scanf("%d", &ch);
switch(ch) {
case 1:
fp = fopen("Manual.txt", "r");
if(!fp)
printf("Cannot open file\n");
while((c = fgetc(fp) )!= EOF)
printf("%c", c);
fclose(fp);
break;
case 2:
while(1) {
printmenu();
printf("Enter your choice\n");
scanf("%d" ,&choice);
switch(choice) {
case 1:
printf(".....sqrt() function finds the square root of a number.....\n");
printf("Enter your number:\n");
scanf("%lf", &n);
m = sqrt(n); //square root
if( m == 0) {
printf(" You entered negative number\n");
break;
}
printf("square root is %.3lf\n", m);
waita();
break;
case 2:
printf(".....mod() finds remainder when one number is divided by 2nd number.....\n");
printf("enter the number to be divided :\t\n");
scanf("%lf",&s1);
printf("enter the divisor:\t\n");
scanf("%lf",&s2);
ans = fmod(s1, s2); //remainder
printf("remainder is : %lf\n", ans);
waita();
break;
case 3:
printf(".....fabs() finds the absolute value of floating point number.....\n");
printf("Enter the number to find the absolute value\n");
scanf("%lf", &val);
res1 = fabs(val); //absolute value
printf("The absolute value of %lf is %lf\n", val, res1);
waita();
break;
case 4:
printf(".....ceilx() function finds ceil value of a number.....\n");
printf("Enter the value\n");
scanf("%lf", &val);
ans = ceilx(val); //ceil function
printf("Value=%lf\n", ans);
waita();
break;
case 5:
printf(".....floorx() function finds floor value of a number.....\n");
printf("Enter the value\n");
scanf("%lf", &val);
ans = floorx(val); //floor function
printf("Value=%lf\n", ans);
waita();
break;
case 6:
printf(".....expoential() function finds expoential value of a number i.e. e^x.....\n");
printf("Enter the value of x\n");
scanf("%lf", &n);
printf("e^x = %lf\n", exponential(n)); //exponential function
waita();
break;
case 7:
printf(".....hypot()finds the value of hypotenuse when two sides are given.....\n");
printf("Enter sides: \n");
scanf ("%lf %lf",&s1,&s2);
printf("Hypotenus of %f %f is: %f\n", s1, s2,hypot(s1,s2)); //hypotenuse function
waita();
break;
case 8:
printf(".....cbrt() finds the cube root of proper number i.e. cbrt(8)= 2.....\n");
printf("enter the number to find the cube root\n");
scanf("%lf",&n1);
if(n1 < 0) {
printf("enter only +ve integer value\n");
waita();
break;
}
result = cbrtx(n1); //cube root function
if(result)
printf("cube root of %lf is %lf\n",n1,result);
else {
printf("not a proper value for finding the cube root\n");
waita();
break;
}
waita();
break;
case 9:
printf(".....pow() function finds the x^y power.....\n");
printf("Enter the number and the power\n");
scanf("%lf%lf", &s1, &s2);
res1 = Pow(s1, s2); //power function
printf("The %lf^%lf is %lf\n", s1, s2, res1);
waita();
break;
case 10:
printf(".....trunc() function truncates the floating points.....\n");
printf("Enter the value for truncating\n");
scanf("%lf", &s1);
res1 = trunc(s1); // truncating a number
printf("The value after truncating is %lf\n", res1);
waita();
break;
case 11:
printf(".....round() function rounds up a floating point number..... \n");
printf("Enter the value for rounding\n");
scanf("%lf", &s1);
res1 = round(s1); //rounding a number
printf("The value after rounding is %lf\n", res1);
waita();
break;
case 12:
printf(".....abs() function finds absolute value of integer number.....\n");
printf("Enter the integer number to find the absolute value\n");
scanf("%lf", &n);
if(n - (int)n == 0) {
res = abs(n); //absolute value
printf("The absolute value of %lf is %d\n", n, res);
waita();
break;
}
else {
printf("Enter integer number\n");
waita();
break;
}
waita();
break;
case 13:
printf(".....fmax() function finds maximum between two numbers.....\n");
printf("Enter two numbers to find maximun number\n");
scanf("%lf%lf", &s1, &s2);
res1 = fmax(s1,s2);
printf("The max number is %f\n",res1);
waita();
break;
case 14:
printf(".....fmin() function finds minimum between two numbers.....\n");
printf("Enter two numbers to find minimum number\n");
scanf("%lf%lf", &s1, &s2);
res1 = fmin(s1,s2);
printf("The min number is %f\n",res1);
waita();
break;
case 15:
printf(".....fdim()finds +ve difference bet^n 2 no's & if fails it returns 0.....\n");
printf("Enter two numbers to find difference of two numbers\n");
scanf("%lf%lf", &s1, &s2);
res1 = fdim(s1,s2);
if(res1 == 0) {
printf("This functions returns 0 when first number is less than or equal to second number\n");
waita();
break;
}
printf("The positive Difference is %f\n",res1);
waita();
break;
case 16:
printf(".....roundf() function rounds up a floating value..... \n");
printf("Enter the value for rounding\n");
scanf("%f", &x);
y = roundf(x);
printf("The value after rounding is %f\n", y);
waita();
break;
case 17:
printf(".....lround() function rounds up a long value.....\n");
printf("Enter the value for rounding\n");
scanf("%lf", &n);
y1 = lround(n);
printf("The value after rounding is %li\n", y1);
waita();
break;
case 18:
printf(".....add_poly() function adds two polynomials.....\n");
printf("\nCreate 1st expression\n");
create(&poly1);
printf("\nStored the 1st expression");
show(poly1);
printf("\nCreate 2nd expression\n");
create(&poly2);
printf("\nStored the 2nd expression");
show(poly2);
add_poly(&poly3, poly1, poly2);
show(poly3);
waita();
break;
case 19:
printf(".....sub_poly() function subtract two polynomials..... \n");
printf("\nCreate 1st expression\n");
create(&poly1);
printf("\nStored the 1st expression");
show(poly1);
printf("\nCreate 2nd expression\n");
create(&poly2);
printf("\nStored the 2nd expression");
show(poly2);
sub_poly(&poly3, poly1, poly2);
show(poly3);
waita();
break;
case 20:
printf(".....division() function givesquotient and remainder after division.....\n");
printf("Enter divident\n");
scanf("%d", &no1);
printf("Enter divisor\n");
scanf("%d", &no2);
temp = division(no1, no2);
printf("quotient=%d\tremainder=%d\n", temp.quot, temp.rem);
waita();
break;
case 21:
printf(".....ldexp() function returns value * 2^expoential..... \n");
printf("Enter the value\n");
scanf("%lf", &n);
printf("Enter the integer exponent\n");
scanf("%d", &no1);
m = ldexp(n, no1);
printf("value=%lf\n", m);
waita();
break;;
case 22:
printf(".....exp2() function returns 2^expoential.....\n");
printf("Enter the expoential\n");
scanf("%lf", &n);
m = exp2(n);
printf("exp2(%lf)=%lf\n", n, m);
waita();
break;
case 23:
printf(".....tgamma() fuction calculates gamma value.....\n");
printf("Enter the number to find gamma value\n");
scanf("%lf", &num);
if( num <= 0) {
printf("Gamma of negative number and 0 is not defined \n");
waita();
break;
}
ans = tgamma(num);
printf("gamma(%lf)=%lf\n", num, ans);
waita();
break;
case 24:
printf(".....fact() function returns factorial of a number..... \n");
printf("Enter number to find factorial\n");
scanf("%lf", &n);
ans = fact(n);
printf("The factorial of %lf is %lf\n", n, ans);
waita();
break;
case 25:
printf(".....square() function calculates square of a number.....\n");
printf("Enter number to find square of entered number\n");
scanf("%lf", &n);
ans = square(n);
printf("The square of %lf is %lf\n",n, ans);
waita();
break;
case 26:
printf(".....cube() function calculates cube of a number..... \n");
printf("Enter number to find cube of a entered number\n");
scanf("%lf", &n);
ans = cube(n);
printf("The cube of %lf is %lf\n",n, ans);
waita();
break;
case 27:
printf("dec_bin() function converts decimal number into binary \n");
printf("Enter any fractional Decimal number\n");
scanf("%lf", &fradecimal);
printf("eduivalent binary value is %lf\n",dec_bin(fradecimal));
waita();
break;
case 28:
printf("bin_dec() function converts binary number into decimal \n");
printf("Enter any fractional Binary number\n");
scanf("%s", frabinary);
printf("eduivalent decimal value is %lf\n",bin_dec(frabinary));
waita();
break;
case 29:
printf("This fun. converts decimal number to octal number\n");
printf("Enter a decimal number:\n ");
scanf("%d", &no1);
printf("%d in decimal = %d in octal\n", no1, decimal_octal(no1));
waita();
break;
case 30:
printf("This fun. converts octal number to decimal number\n");
printf("Enter a octal number:\n ");
scanf("%d", &no1);
printf("%d in octal = %d in decimal\n", no1, decimal_octal(no1));
waita();
break;
case 31:
printf("This fun. converts binary number to octal number\n");
printf("Enter a binary number:\n ");
scanf("%d",&no1);
printf("%d in binary = %d in octal\n", no1, binary_octal(no1));
waita();
break;
case 32:
printf("This fun. converts octal number to binary number\n");
printf("Enter a octal number:\n ");
scanf("%d",&no1);
printf("%d in octal = %d in binary\n",no1, octal_binary(no1));
waita();
break;
case 33:
printf("This function converts binary into hex number\n");
printf("Enter the binary number:\n ");
scanf("%ld", &binaryval);
printf("Equivalent hexadecimal value: %lX\n", binary_hex(binaryval));
waita();
break;
case 34:
printf("This function converts hex into binary number\n");
printf("Enter the value for hexadecimal\n ");
scanf("%s", hexa);
hex_binary(hexa);
waita();
break;
case 35:
return 0;
default:
printf(".....wrong choice.....\n");
}
}
case 3:
return 0;
default:
printf("Invalid Choice\n");
}
}
return 0;
}
int main(int argc, char *argv[])
{
// initial variables used throughout all of the commands
int i;
int SERVERPORT;
char SERVERHOST[MAX_HOST_LEN], SERVERUSERNAME[MAX_USERNAME_LEN], SERVERPASSWORD[MAX_ENC_PASSWORD_LEN], SERVERPORTstr[MAX_PORT_LEN];
char TABLE[MAX_TABLE_LEN], KEY[MAX_KEY_LEN];
char **key = malloc(sizeof(char**)*800);
char PREDICATES_1[500];
char PREDICATES[500];
void *conn = NULL;
int status;
struct storage_record r;
int authenticated = 0;
do{
printmenu(&i); // function to prompt the user for the menu and read in and update the variable i
if(i == 0){// Connect to server
if(conn != NULL)
printf("You are already connected. Please choose another option.\n\n");
else
{
conn = storage_connect("localhost",2222);
if(!conn)
{
printf("Cannot connect to server @ %s:%d. Error code: %d.\n", SERVERHOST, SERVERPORT, errno);
//return -1;
}
else printf("\nUser conncected with the server\n");
status = storage_auth("admin", "dog4sale", conn);
if(status != 0)
{
printf("storage_auth failed with username '%s' and password '%s'. " \
"Error code: %d, status: %d\n", SERVERUSERNAME, SERVERPASSWORD, errno, status);
//storage_disconnect(conn);
//return status;
}
else{
authenticated = 1;
printf("\nUser authenticated with the server\n");
}
}
}
if(i == 1)
{// Connect to server
if(conn != NULL)
printf("You are already connected. Please choose another option.\n\n");
else
{
printf("Enter the Server Host\n");
fgets(SERVERHOST, MAX_HOST_LEN, stdin);
sscanf(SERVERHOST, "%s", SERVERHOST);
printf("Enter the Server Port\n");
fgets(SERVERPORTstr, MAX_PORT_LEN, stdin);
sscanf(SERVERPORTstr, "%d", &SERVERPORT);
conn = storage_connect(SERVERHOST, SERVERPORT);
if(!conn)
{
printf("Cannot connect to server @ %s:%d. Error code: %d.\n", SERVERHOST, SERVERPORT, errno);
//return -1;
}
else printf("\nUser connected with the server\n");
}
}
else if(i == 2)
{// Authenticate the client.
if(conn == NULL)
printf("You are not connected yet. Please connect to the server first.\n\n");
//else if(authenticated == 1)
//printf("You are already authenticated. Please choose another option.\n\n");
else
{
printf("Enter the UserName Host\n");
fgets(SERVERUSERNAME, MAX_USERNAME_LEN, stdin);
sscanf(SERVERUSERNAME, "%s", SERVERUSERNAME);
printf("Enter the Password Host\n");
fgets(SERVERPASSWORD, MAX_ENC_PASSWORD_LEN, stdin);
sscanf(SERVERPASSWORD, "%s", SERVERPASSWORD);
status = storage_auth(SERVERUSERNAME, SERVERPASSWORD, conn);
if(status != 0)
{
printf("storage_auth failed with username '%s' and password '%s'. " \
"Error code: %d, status: %d\n", SERVERUSERNAME, SERVERPASSWORD, errno, status);
}
else{
authenticated = 1;
printf("\nUser authenticated with the server\n");
}
}
}
else if(i == 3)
{// SET command
if(conn == NULL)
printf("You are not connected yet. Please connect to the server first.\n\n");
else
{
printf("Please enter the Table\n");
fgets(TABLE, MAX_TABLE_LEN, stdin);
sscanf(TABLE, "%s", TABLE);
printf("Please enter the Key\n");
fgets(KEY, MAX_KEY_LEN, stdin);
sscanf(KEY, "%s", KEY);
printf("Please Enter the record that you wish to store\n");
fgets(r.value, MAX_VALUE_LEN, stdin);
r.value[strlen(r.value)-1] = '\0';
//strncpy(r.value, value, sizeof value);
//This is for measuring the server processing time
//remember when the process started
clock_t t;
t=clock();
//issue set call to DATABASE with TABLE, KEY and r.value
if(!strcmp(r.value,"null")){
status = storage_set(TABLE,KEY,NULL,conn);
}
if(strcmp(r.value,"null"))
status = storage_set(TABLE, KEY, &r, conn);
//find how long it took to perform the GET operation
//current time minus the time when the operation started
t=clock()-t;
if(status != 0)
{
printf("storage_set failed. Error code: %d.\n", errno);
}
else
printf("storage_set: successful.\n");
}
}
else if(i == 4)
{// GET command
if(conn == NULL)
printf("You are not connected yet. Please connect to the server first.\n\n");
//else if(authenticated == 0)
//printf("You are not authenticated yet. Please authenticate first.\n\n");
else
{
printf("Please enter the Table\n");
fgets(TABLE, MAX_TABLE_LEN, stdin);
sscanf(TABLE, "%s", TABLE);
printf("Please enter the Key\n");
fgets(KEY, MAX_KEY_LEN, stdin);
sscanf(KEY, "%s", KEY);
status = storage_get(TABLE, KEY, &r, conn);
if(status != 0)
{
printf("storage_get failed. Error code: %d.\n", errno);
storage_disconnect(conn);
return status;
}
else
printf("storage_get: the value returned for key '%s' is '%s'.\n", KEY, r.value);
}
}
else if(i == 5)
{// QUERY command
if(conn == NULL)
printf("You are not connected yet. Please connect to the server first.\n\n");
else
{
printf("Please enter the Table\n");
fgets(TABLE, MAX_TABLE_LEN, stdin);
sscanf(TABLE, "%s", TABLE);
printf("Please enter the Predicates\n");
fgets(PREDICATES_1, 500, stdin);
sscanf(PREDICATES_1, "%[^'\n]",PREDICATES);
// (const char *table, const char *predicates, char **keys, const int max_keys, void *conn)
status = storage_query(TABLE, PREDICATES, key, &r, conn);
//int foundkeys = storage_query(INTTABLE, "col<-1", test_keys, MAX_RECORDS_PER_TABLE, test_conn);
printf("status/number of keys: %d\n",status);
if(status == -1)
{
printf("storage_query failed. Error code: %d.\n", errno);
storage_disconnect(conn);
return status;
}
else {
int p = 0;
int i = 0;
while (key[i] != NULL){
printf("key: '%s'\n", key[i]);
i++;
}
}
}
}
else if(i==6)
{// Disconnect from server
status = storage_disconnect(conn);
if(status != 0)
{
printf("storage_disconnect failed. Error code: %d.\n", errno);
return status;
}
else
{
conn = NULL;
authenticated = 0;
printf("You are now disconnected\n");
}
}
else if (i==8){
// import the census into the data base
if(conn == NULL)
printf("You are not connected yet. Please connect to the server first.\n\n");
FILE* fp;
fp=fopen("census", "r"); //open the file for reading only
if(fp == NULL)
printf("Error opening file");
else
{
int loop;
//populate the table with all the data in the data file (city + its population)
do {
char name[100];
char value[MAX_VALUE_LEN];
char line[100];
char *l = fgets(line, sizeof line, fp);
if (!feof(fp)){
sscanf(l, "%s %s", name, value);
printf("name: %s , value: %s \n", name, value);
strcpy(r.value,value);
status = storage_set("census", name, &r, conn);
if(status != 0)
{
printf("storage_set failed. Error code: %d.\n", errno);
}
}
}
while(!feof(fp)); //read the first line (city)
}
}
} while (i!=7); // if i is 6, we want to exit from client
// Exit
return 0;
}
