what does this warningmean???
im using linux c and i cant seem to know whats wrong with this code that its been giving the warning:ansii c++ prohibits void* conversion.-----it keeps on giving this warnings whenever i use the malloc thing in linked list...pls help me..i have attached the code below :
/* Name:
Program name:
Description: This program is a simplified version of Who Wants To Be a Millionaire!
It includes Both the Maintenance and Game Module.
*/
#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#define MAX 48
#define ERROR "Invalid Input!"
#define NOT_FOUND -1
/*variable declarations*/
typedef char str20[21];
typedef char str70[71];
typedef struct
{
str70 strQuestions;
str20 strChoices[4];
char cAns;
int nLevel;
}struct_Game;
struct structNode
{
struct_Game sGame;
struct structNode *pGPrev,*pGNext;
};
typedef struct structNode structGNodeType;
typedef structGNodeType *ptrGNode;
/*function prototypes*/
void addQuestion(ptrGNode *pGame,struct_Game);
void delQuestion(ptrGNode*,struct_Game);
void Menu(ptrGNode*,struct_Game);
void Maintenance_mod(ptrGNode*pGame,struct_Game sGame);
void Game_mod(ptrGNode*,struct_Game);
char display_instructions(char);
int display_lifeline(int , int *,char,struct_Game );
void display_Question(struct_Game);
void initialize_question(ptrGNode*,struct_Game);
char get_answer(ptrGNode,struct_Game);
void view_Question(ptrGNode pGame,struct_Game);
void view_All(ptrGNode);
void view_Keyword(ptrGNode,struct_Game);
void view_Level(ptrGNode,struct_Game);
int find(ptrGNode);
void display_50(struct_Game);
void sort_Question(ptrGNode*,struct_Game);
void bye();
void save_Question(ptrGNode);
void load_Question(ptrGNode*);
void mod_Question(ptrGNode*,struct_Game);
void display_50(struct_Game);
void delay();
void clear_screen();
void deleteGNode(ptrGNode *pGame);
main()
{ struct_Game sGame;
ptrGNode pGame;
initialize_question(&pGame,sGame);
clear_screen();
Menu(&pGame,sGame);
}
/* Function: Menu(arrGame aGame) *
* Purpose: this function serves as the main menu in accessing the modules *
* */
void Menu(ptrGNode *pGame,struct_Game sGame)
{
int nChoice;
char cEnter;
clear_screen();
puts("\n $ $ $ $ $ $ WHO WANTS TO BE A MILLIONAIRE! $ $ $ $ $\n");
do
{
puts("\n ~ ~ ~ ~ ~ ~ MAIN MENU ~ ~ ~ ~ ~ ~\n");
puts(" 1 - MAINTENANCE MODULE ");
puts(" 2 - GAME MODULE ");
puts(" 3 - EXIT \n");
do
{
printf("Enter choice:");
scanf("%d",&nChoice);
if(nChoice<1 || nChoice >3)
puts(ERROR);
}while(nChoice<1 || nChoice>3);
scanf("%c",&cEnter);
switch(nChoice)
{
case 1: Maintenance_mod(&*pGame,sGame);
break;
case 2:Game_mod(&*pGame,sGame);
break;
case 3: puts("thank you for joining");
bye();
break;
}
} while(nChoice < 4);
}
/* Function: Maintenance_mod(ptrGNode pGame,struct_Game sGame) *
* Purpose: This function serves as the menu for accessing maintenance options */
void Maintenance_mod(ptrGNode *pGame,struct_Game sGame)
{
char cChoice,cEnter;
clear_screen();
puts("\n ~ ~ ~ ~ ~ ~ MAINTENANCE MODULE ~ ~ ~ ~ ~ ~ \n");
puts(" A - ADD QUESTION ");
puts(" D - DELETE QUESTION ");
puts(" M - MODIFY QUESTION ");
puts(" V - VIEW QUESTION ");
puts(" T - SORT QUESTION ");
puts(" S - SAVE QUESTION ");
puts(" L - LOAD QUESTION ");
puts(" X - EXIT QUESTION ");
do{
printf("Enter Choice:");
scanf("%c",&cChoice);
if(cChoice!='A'&&cChoice!='D'&&cChoice!='M'&&
cChoice!='V'&& cChoice!='T'&& cChoice!='S'&& cChoice!='L'&& cChoice!='X')
puts(ERROR);
}while(cChoice!='A'&&cChoice!='D'&&cChoice!='M'&&c Choice!='V'&&cChoice!='T'&&cChoice!='S'&&cChoice!= 'L'&&cChoice!='X');
switch(cChoice)
{
case'A': puts("\n ADD QUESTION\n");
addQuestion(&*pGame,sGame);
break;
case'D': puts("\n DELETE QUESTION\n");
delQuestion(&*pGame,sGame);
break;
case'M': puts("\n MODIFY QUESTION\n");
mod_Question(&*pGame,sGame);
break;
case'V': puts("\n VIEW QUESTION\n");
view_Question(*pGame,sGame);
break;
case'T': puts("\n SORT QUESTION\n");
sort_Question(&*pGame,sGame);
break;
case'S': puts("\n SAVE QUESTION\n");
save_Question(*pGame);
break;
case'L': puts("\n LOAD QUESTION\n");
load_Question(&*pGame);
break;
case 'X':puts("\n EXIT \n");
Menu(&*pGame,sGame);
break;
}
}
/* Function: Game_mod(ptrGNode*pGame,struct_Game sGame) *
* Purpose: This function enters the user to the game proper */
void Game_mod(ptrGNode *pGame,struct_Game sGame)
{ ptrGNode pTemp;
int nNum,nCtr=3,nTemp,nAmt_won;
char cCont,cChoice ,cEnter;
pTemp=*pGame;
int arrlifeline[3]={1,2,3};
int arrPeso_level[16] =
{0,1000,2000,3000,5000,10000,20000,30000,40000,500 00,100000,200000,300000,500000,1000000,2000000};
initialize_question(&*pGame,sGame);
/*nTemp=rand()%15;*/
cCont = display_instructions(cCont);
if(cCont=='Y' || cCont=='y')
{ scanf("%c",&cEnter);
do
{
printf("You are going to the %dlevel\n",arrPeso_level[nTemp+1]);
printf("You have %d lifelines left\n",nCtr);
printf("\nYour question is :\n");
/*Calls subfunction*/
cChoice = get_answer(pTemp,sGame);
/*evaluates user's answer*/
do
{
if(cChoice!='a'&&cChoice!='b'&&cChoice!='c'&&cChoi ce!='d'&&
cChoice!='1'&&cChoice!='2'&&cChoice!='3'&&cChoice! ='x')
{
printf("Invalid answer!\n");
printf("Enter your answer again");
scanf("%c",&cChoice);
}
}while(cChoice!='a' && cChoice!='b' &&
cChoice!='c' && cChoice!='d'&&
cChoice!='1' && cChoice!='2' && cChoice!='3' &&
cChoice!='x');
scanf("%c",&cEnter);
if(cChoice == pTemp->sGame.cAns)
{
printf("That's correct!\n");
nTemp++;
pTemp=pTemp->pGNext;
}
else if(cChoice == 'x' || cChoice == 'X')
{
printf("You chose to end this game\n");
printf("You receive %d pesos\n",arrPeso_level[nTemp]);
printf("Congratulations!");
}
else if(cChoice=='a'||cChoice=='b'||cChoice=='c'|| cChoice=='d')
{
printf("Sorry,Wrong answer!\n");
printf("You receive %d pesos\n",arrPeso_level[nTemp]);
Menu(&*pGame,sGame);
}
else if(cChoice=='1' || cChoice=='2' ||
cChoice=='3')
nCtr = display_lifeline(nCtr,arrlifeline,cChoice,sGame);
/* Condition for bringing incorrect answer to safelevel*/
if(arrPeso_level[nTemp]/5==0)
nAmt_won=0;
else if(arrPeso_level[nTemp]/5==1)
nAmt_won=10000;
else if(arrPeso_level[nTemp]/5==2)
nAmt_won==100000;
else if(arrPeso_level[nTemp]/5==3)
{ nAmt_won==2000000;
printf("You're our lucky Millionaire,Congratulations!!");
}
}while(cChoice==pTemp->sGame.cAns||cChoice=='1'||cChoice=='2'||
cChoice==3||cCont=='Y'||cCont=='y'&& nTemp <16);
}
/*else part to exit program*/
else
printf("Program aborted by user!\n\n");
}
/*Function:display_instructions() *
*Purpose : Prints Welcome message and reads value for choice *
*Called by: game_mod() *
*Receives: cCont(character) *
*Returns: cCont(Character) */
char display_instructions(char cCont)
{ clear_screen();
printf("\n");
printf("+-----------------------------------------------+\n");
printf("| WELCOME TO |\n");
printf("| WHO WANTS TO BE A MILLIONAIRE!!! |\n");
printf("| To START------------------------------ TYPE Y |\n");
printf("| To TERMINATE/END---------------------- TYPE N |\n");
printf("+-----------------------------------------------+\n");
do
{
printf("Enter your choice:");
scanf("%c",&cCont);
if(cCont!='Y'&& cCont!='y'&& cCont!='N'&& cCont!='n')
printf("Wrong choice!\n");
}while(cCont!='Y'&& cCont!='y'&& cCont!='N'&& cCont!='n');
return cCont;
}/*end of function*/
/*Function: int display_lifeline() *
*Purpose : This function displays and updates lifeline *
*Returns: integer *
*Note: 1- call-a-friend,2-50/50,3-ask-the-audience */
int display_lifeline(int nCtr, int arrlifeline[],char cChoice,struct_Game sGame)
{
int nCount;
if(cChoice =='1')
nCount = 1;
else if(cChoice =='2')
nCount = 2;
else if(cChoice=='3')
nCount = 3;
if(nCount<=3 && nCount>=1)
{
if(nCount==arrlifeline[0])
{
printf("You chose call-a-friend\n");
printf("\nDialing...\n");
delay();
printf("Chris: I think the answer is %c
\n",sGame.cAns);
printf("I'm 100% sure!");
arrlifeline[0]=5; /*assigns a different value to array*/
nCtr--;
}
else if(nCount==arrlifeline[1])
{
printf("You chose 50/50\n");
display_50(sGame);
arrlifeline[1]=6;
nCtr--;
}
else if(nCount==arrlifeline[2])
{
printf("You chose ask-the-audience\n");
puts("a.40%");
puts("b.15%");
puts("c. 20%");
puts("d. 25%");
arrlifeline[2]=7;
nCtr--;
}
}
return nCtr;
} /*end of function*/
/* Function: char get_answer() *
* Purpose: This Function displays the question and throws answer to main() *
* Returns: character */
char get_answer(ptrGNode pGame,struct_Game sGame)
{
int j;
char cChoice;
if(strcmp(pGame->sGame.strQuestions,""))
{ /* nTemp = rand()%15;*/
puts(pGame->sGame.strQuestions);
for(j=0;j<4;j++)
{
if(j==0)
{
printf("a.");
puts(pGame->sGame.strChoices[j]);
}
else if(j==1)
{
printf("b.");
puts(pGame->sGame.strChoices[j]);
}
else if(j==2)
{
printf("c.");
puts(pGame->sGame.strChoices[j]);
}
else if(j==3)
{
printf("d.");
puts(pGame->sGame.strChoices[j]);
}
}
}
printf("What is your answer?");
scanf("%c", &cChoice);
return cChoice;
} /*end of function*/
/*Function: void initialize_question() *
* Purpose: This function initializes values for aGame *
* Returns: nothing */
void initialize_question(ptrGNode *pGame,struct_Game sGame)
{ int i,j,k;
ptrGNode pRun,pNew;
i=0,j=0;
/*copies value of string to array*/
if(*pGame==NULL)
{
strcpy((*pGame)->sGame.strQuestions," Ano ang pambansang hayop ng Pilipinas?");
strcpy((*pGame)->sGame.strChoices[0],"aso");
strcpy((*pGame)->sGame.strChoices[1],"pusa");
strcpy((*pGame)->sGame.strChoices[2],"kalabaw");
strcpy((*pGame)->sGame.strChoices[3],"kabayo");
(*pGame)->sGame.cAns = 'c';(*pGame)->sGame.nLevel = 1;
(*pGame)->pGPrev=NULL;
(*pGame)->pGNext=NULL;
pRun=*pGame;
}
pNew = malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions," Sino ang pumatay kay Magellan?");
strcpy(pNew->sGame.strChoices[0],"Raja Soliman");
strcpy(pNew->sGame.strChoices[1],"Si Malakas");
strcpy(pNew->sGame.strChoices[2],"Raja Ulayman");
strcpy(pNew->sGame.strChoices[3],"Lapu-Lapu");
pNew->sGame.cAns = 'd'; pNew->sGame.nLevel = 1;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
pNew = malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions," Ano ang pambansang awit ng Pilipinas?");
strcpy(pNew->sGame.strChoices[0],"Lupang Hinirang");
strcpy(pNew->sGame.strChoices[1]," Bayang Magiliw");
strcpy(pNew->sGame.strChoices[2]," Perlas ng Silanganan");
strcpy(pNew->sGame.strChoices[3]," Lupa ng Araw");
pNew->sGame.cAns = 'a'; pNew->sGame.nLevel = 1;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
pNew = malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions," Ano ang tagalog ng rectangle?");
strcpy(pNew->sGame.strChoices[0],"kwadrado");
strcpy(pNew->sGame.strChoices[1],"tatsulok");
strcpy(pNew->sGame.strChoices[2],"parihaba");
strcpy(pNew->sGame.strChoices[3],"parisukat");
pNew->sGame.cAns = 'c'; pNew->sGame.nLevel = 1;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
pNew = malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions," Ano ang pangalan ng seawitch sa Disney movie na LittleMermaid?");
strcpy(pNew->sGame.strChoices[0],"Ariel");
strcpy(pNew->sGame.strChoices[1],"Flounder");
strcpy(pNew->sGame.strChoices[2],"Cruella");
strcpy(pNew->sGame.strChoices[3],"Ursula");
pNew->sGame.cAns = 'd'; pNew->sGame.nLevel = 1;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
pNew = malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions,"Saan nobela ni Rizal makikita si SIMOUN?");
strcpy(pNew->sGame.strChoices[0],"Noli Me Tangere");
strcpy(pNew->sGame.strChoices[1],"El Filibusterismo");
strcpy(pNew->sGame.strChoices[2],"Florante at Laura");
strcpy(pNew->sGame.strChoices[3],"Mi Ultimo Adios");
pNew->sGame.cAns = 'b'; pNew->sGame.nLevel = 2;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
pNew = malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions," Saan kilala si Gabriel Flash Elorde?");
strcpy(pNew->sGame.strChoices[0],"bowling");
strcpy(pNew->sGame.strChoices[1],"boxing");
strcpy(pNew->sGame.strChoices[2],"chess");
strcpy(pNew->sGame.strChoices[3],"karate");
pNew->sGame.cAns = 'b'; pNew->sGame.nLevel = 2;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
pNew = malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions," Sino sa mga ss.ang hindi myembro ng 80s band naDuran2?");
strcpy(pNew->sGame.strChoices[0],"Andy Taylor");
strcpy(pNew->sGame.strChoices[1],"Tony Hadley");
strcpy(pNew->sGame.strChoices[2],"Simon Le Bon");
strcpy(pNew->sGame.strChoices[3],"Nick Rhodes");
pNew->sGame.cAns = 'b'; pNew->sGame.nLevel = 2;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
pNew = malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions," Tungkol kanino ang pelikulang MommieDearest?");
strcpy(pNew->sGame.strChoices[0],"Ingrid Bergman");
strcpy(pNew->sGame.strChoices[1],"Grace Kelly");
strcpy(pNew->sGame.strChoices[2]," Greta Garbo");
strcpy(pNew->sGame.strChoices[3]," Joan Crawford");
pNew->sGame.cAns = 'd'; pNew->sGame.nLevel = 2;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
pNew = malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions," Ano ang nickname kay IanThorpe,Australian Olympic Swimming?");
strcpy(pNew->sGame.strChoices[0]," Thornado");
strcpy(pNew->sGame.strChoices[1],"Mighty Thor");
strcpy(pNew->sGame.strChoices[2]," Thorgue");
strcpy(pNew->sGame.strChoices[3]," Thorpedo");
pNew->sGame.cAns = 'd'; pNew->sGame.nLevel = 2;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
pNew=malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions," Kapag hinanap ka ng taga-BIR,may kaso ka na?");
strcpy(pNew->sGame.strChoices[0],"tax Evasion");
strcpy(pNew->sGame.strChoices[1],"jaywalking");
strcpy(pNew->sGame.strChoices[2],"smokebelching");
strcpy(pNew->sGame.strChoices[3],"illegal recruiting");
pNew->sGame.cAns = 'a';pNew->sGame.nLevel = 3;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
pNew = malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions," Saan ang pinakamalaking isla ng Pilipinas?");
strcpy(pNew->sGame.strChoices[0],"Panay");
strcpy(pNew->sGame.strChoices[1],"Palawan");
strcpy(pNew->sGame.strChoices[2],"Luzon");
strcpy(pNew->sGame.strChoices[3],"Cebu");
pNew->sGame.cAns = 'c'; pNew->sGame.nLevel = 3;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
pNew=malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions," Ano ang tawag sa headdress ng mga madre?");
strcpy(pNew->sGame.strChoices[0],"wimple");
strcpy(pNew->sGame.strChoices[1],"hob");
strcpy(pNew->sGame.strChoices[2],"bittern");
strcpy(pNew->sGame.strChoices[3],"camela");
pNew->sGame.cAns = 'a';pNew->sGame.nLevel = 3;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
pNew = malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions," Sino ang doktor na nakadiskubre ng bakuna sa smallpox?");
strcpy(pNew->sGame.strChoices[0],"Edward Jenner");
strcpy(pNew->sGame.strChoices[1],"Alexander Fleming");
strcpy(pNew->sGame.strChoices[2],"Irene Curie");
strcpy(pNew->sGame.strChoices[3],"Ernest Cain");
pNew->sGame.cAns = 'a';pNew->sGame.nLevel = 3;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
pNew=malloc(sizeof(structGNodeType));
strcpy(pNew->sGame.strQuestions," Pisika,ano ang ibig sabihin ng EMF?");
strcpy(pNew->sGame.strChoices[0],"electromotive force");
strcpy(pNew->sGame.strChoices[1],"electromagnetic field");
strcpy(pNew->sGame.strChoices[2],"electromagnetic force");
strcpy(pNew->sGame.strChoices[3],"electromotive field");
pNew->sGame.cAns = 'a';pNew->sGame.nLevel = 3;
pRun->pGNext=pNew;
pNew->pGPrev=pRun;
pNew->pGNext=NULL;
pRun=pRun->pGNext;
}
/* Function:addQuestion(arrGame) *
* Purpose: This function allows the user to add Questions in the game */
void addQuestion(ptrGNode *pGame, struct_Game sGame)
{
int i,k,j,nLevel;
ptrGNode pGTemp,pNew=NULL;
char cChoice,cEnter,cChoice2,cAns;
str70 strTemp1;
str20 strTemp2[4];
i=0;
printf("\n ~ ~ ~ ~ ~ ADD QUESTION ~ ~ ~ ~ ~ \n");
do
{
printf("Enter Question:");
gets(strTemp1);
scanf("%c",&cEnter);
if(strlen(strTemp1) > 70)
puts("Question should be 70 characters or less!");
else if(!strcmp(strTemp1,""))
puts("Question canot be Null!!");
else
{ pGTemp=*pGame;
while (pGTemp!=NULL && strcmp(strTemp1,pGTemp->sGame.strQuestions) &&
strcmp(pGTemp->sGame.strQuestions,""))
{
/*searches if question already exists*/
if (strcmp(strTemp1,pGTemp->sGame.strQuestions)==0)
puts("Question already exists");
else if(pGTemp==NULL)
{
pNew = malloc(sizeof(structGNodeType));
pNew->pGPrev=NULL;
pNew->pGNext=NULL;
pGTemp=pNew;
strcpy(pNew->sGame.strQuestions,strTemp1);
}
if(!(*pGame)) /*if list is empty*/
*pGame=pNew; /*insert in front */
else /*if list not empty*/
{
pGTemp=*pGame;
while(pGTemp->pGNext!=NULL)
/*while pGTemp is not pointing to the last node*/
pGTemp=pGTemp->pGNext;
pGTemp->pGNext=pNew;
pGTemp->pGPrev=pGTemp;
/*insert at the end*/
}
}
printf("Enter Choices(a-d):\n");
gets(strTemp2[0]);
for(k=0;k<4;k++)
{
if(k==0)
{ printf("a.");
gets(strTemp2[k]);
}
if(k==1)
{
do{ printf("b.");
gets(strTemp2[k]);
if(strcmp(strTemp2[0],strTemp2[1])==0)
puts("Choices cannot be the same!");
}while(strcmp(strTemp2[0],strTemp2[1])==0);
}
if(k==2)
{
do{
printf("c.");
gets(strTemp2[k]);
if(!strcmp(strTemp2[0],strTemp2[2]) ||
!strcmp(strTemp2[1],strTemp2[2]))
puts("Choices cannot be the same!");
} while(!strcmp(strTemp2[0],strTemp2[2])||
!strcmp(strTemp2[1],strTemp2[2]));
}
if(k==3)
{
do{
printf("d.");
gets(strTemp2[k]);
if(!strcmp(strTemp2[0],strTemp2[3])||!strcmp(strTemp2[1],strTemp2[3])||!strcmp(strTemp2[2],strTemp2[3]))
puts("Choices cannot be the same!");
}while(!strcmp(strTemp2[0],strTemp2[3])||!strcmp(strTemp2[1],strTemp2[3])||!strcmp(strTemp2[2],strTemp2[3]));
}
if (strlen(strTemp2[k])>20)
puts("Choices should only have 20 characters or less");
else if(!strcmp(strTemp2[k],""))
puts("Choices cannot be NULL!");
else
strcpy(pNew->sGame.strChoices[k],strTemp2[k]);
}
do
{
printf("Enter Answer (a-d)");
scanf("%c", &cAns);
scanf("%c",&cEnter);
if(cAns!='a'&& cAns!='b' && cAns!='c' && cAns!='d')
puts(ERROR);
else
pNew->sGame.cAns=cAns;
}while(cAns!='a' && cAns!='b' && cAns!='c' && cAns!='d');
do{
printf("Enter level(1-3)");
scanf("%d", &nLevel);
scanf("%c",&cEnter);
if(nLevel!=1&& nLevel!=2&&nLevel!=3)
puts(ERROR);
else
pNew->sGame.nLevel=nLevel;
}while(nLevel!=1&& nLevel!=2&&nLevel!=3);
pNew=NULL;
pGTemp=pGTemp->pGNext;
puts("any more additional Questions?(y/n)");
scanf("%c",&cChoice);
scanf("%c",&cEnter);
if(cChoice!='y'&&cChoice!='Y'&&cChoice!='n'&&cChoi ce!='N')
puts(ERROR);
else
{
printf("Do you want to view the added questions?(y/n)");
scanf("%c",&cChoice2);
scanf("%c",&cEnter);
if(cChoice2=='y'||cChoice2=='Y')
view_Question(*pGame,sGame);
else
Maintenance_mod(&*pGame,sGame);
}
}
} while(cChoice=='y'||cChoice=='Y'&& pGTemp!=NULL);
}
/*Function:delQuestion *
*Purpose: This function allows the user to delete questions */
void delQuestion(ptrGNode *pGame, struct_Game sGame)
{ ptrGNode pTemp,pDel;
int i,j,k, nDel,nNum,nCtr=1;
char cChoice,cEnter,cChoice2;
pTemp=*pGame;
puts("\n ~ ~ ~ ~ ~ DELETE QUESTION ~ ~ ~ ~ ~ \n");
do{
printf("Question no.to delete? ");
scanf("%d",&nDel);
scanf("%c",&cEnter);
if(pTemp==NULL)
puts("Question is empty?!\n");
else
while(pTemp!=NULL&&nCtr!=nDel)
nCtr++;
pTemp=pTemp->pGNext;
if(nCtr==1&&nDel==1)
{ pDel=pTemp;
pTemp=pTemp->pGNext;
if(pTemp!=NULL)
pTemp->pGPrev=NULL;
printf("\n Question %d deleted...\n\n",&nDel);
free(pDel);
pDel==NULL;
}
else if(nCtr==nDel)
{
pDel=pTemp;
pTemp=pTemp->pGPrev;
pTemp->pGNext->pGPrev=pTemp;
printf("\nQuestion %d deleted...\n\n",&nDel);
free(pDel);
pDel=NULL;
}
else if(pTemp==NULL)
puts("Index does not exist");
printf("Any more questions to delete?(y/n)");
scanf("%c",&cChoice);
scanf("%c",&cEnter);
if(cChoice!='n'&&cChoice!='N'&&cChoice!='y'&&cChoi ce!='Y')
puts(ERROR);
else
printf("Do you want to view updated questions?(y/n)");
scanf("%c",&cChoice2);
scanf("%c",&cEnter);
if(cChoice2=='y'||cChoice2=='Y')
view_Question(*pGame,sGame);
else
Maintenance_mod(&*pGame,sGame);
}while(cChoice=='y'||cChoice=='Y'&& i < MAX);
}
/* Function:view_Question *
* Purpose: This function allows user to view currently entered questions *
* Note: accesses 3 other specific functions to view */
void view_Question(ptrGNode pGame,struct_Game sGame)
{
int nChoice,i=0;
char cEnter;
clear_screen();
puts("\n ~ ~ ~ ~ ~ ~ VIEW QUESTIONS ~ ~ ~ ~ ~ ~\n");
puts(" 1 - VIEW ALL ");
puts(" 2 - VIEW BY KEYWORD ");
puts(" 3 - VIEW BY LEVEL ");
puts(" 4 - EXIT ");
do{
printf("Enter Choice:");
scanf("%d", &nChoice);
if(nChoice<1 || nChoice>4)
{
puts(ERROR);
puts("1-4 only");
}
}while(nChoice<1 || nChoice>4);
switch(nChoice)
{
case 0:
case 1: view_All( pGame);
break;
case 2: view_Keyword(pGame,sGame);
break;
case 3: view_Level( pGame,sGame);
break;
case 4: scanf("%c",&cEnter);
Maintenance_mod(&pGame,sGame);
}
}
/* Function:view_All *
* Purpose: This function allows user to view all questions */
void view_All(ptrGNode pGame)
{ int i=0,j, k = 3,l;
char cEnter;
ptrGNode pTemp;
if(!pGame)
puts("\n There are no Questions!");
else{
pTemp=pGame;
while(pTemp!=NULL&&strcmp(pTemp->sGame.strQuestions,""))
{
for(j=i;j<k; j++)
{
puts(pTemp->sGame.strQuestions);
for(l=0;l<4;l++)
puts(pTemp->sGame.strChoices[l]);
printf("The answer is %c\n",pTemp->sGame.cAns);
printf("The level is %d\n",pTemp->sGame.nLevel);
pTemp=pTemp->pGNext;
}
}
printf("Press enter to continue...");
scanf("%c",&cEnter);
i+=3;
k+=3;
}
}
/* Function: view_Level *
* Purpose: This function views the questions by difficulty level */
void view_Level(ptrGNode pGame,struct_Game sGame)
{ ptrGNode pTemp;
int nNumLevel;
char cEnter;
int i = 0;
clear_screen();
do{
i = 0;
puts("\n ~ ~ ~ ~ ~ VIEW BY DIFFICULTY LEVEL ~ ~ ~ ~ ~ \n");
puts(" 1 - EASY ");
puts(" 2 - MODERATE ");
puts(" 3 - HARD ");
puts(" 4 - BACK ");
do{
printf("Enter Choice[1-4]");
scanf("%d",&nNumLevel);
if(nNumLevel<1||nNumLevel>4)
{
puts(ERROR);
puts("1-4 only");
}
}while(nNumLevel<1||nNumLevel>4);
pTemp=pGame;
switch(nNumLevel)
{
case 1: while (pTemp!=NULL)
{if(pTemp->sGame.nLevel==1)
display_Question(pTemp->sGame);
pTemp=pTemp->pGNext;
}
break;
case 2:
while (pTemp!=NULL)
{if(pTemp->sGame.nLevel==2)
display_Question(pTemp->sGame);
pTemp=pTemp->pGNext;
}
break;
case 3: while (pTemp!=NULL)
{if(pTemp->sGame.nLevel==3)
display_Question(pTemp->sGame);
pTemp=pTemp->pGNext;
}
break;
case 4:
view_Question(pGame,sGame);
break;
}
}while(nNumLevel<1||nNumLevel>4);
}
/* Function:mod_Question *
* Purpose: This function allows user to edit Question attributes */
void mod_Question(ptrGNode *pGame,struct_Game sGame)
{ ptrGNode pTemp,pMod;
int nMod,k,nNewLevel,nCtr;
char cNewAns, cChoice,cEnter,cChoice2;
str70 strTemp1;
str20 strTemp2[4];
pTemp=*pGame;
do{
printf("Enter question no.to be modified: ");
scanf("%d",&nMod);
scanf("%c",&cEnter);
if(nMod==0)
puts(ERROR);
else{
if(!strcmp(pTemp->sGame.strQuestions,""))
puts("Question no.does not exist!\n");
else
{pTemp=*pGame;
while(pTemp!=NULL&&nMod!=nCtr)
nCtr++;
pTemp=pTemp->pGNext;
if(pTemp==NULL)
puts("Question no.does not exist!\n");
else if(nMod==nCtr)
puts(pTemp->sGame.strQuestions);
for(k=0; k<4; k++)
puts(pTemp->sGame.strChoices[k]);
printf("Answer is %c\n", pTemp->sGame.cAns);
printf("Level is %d\n",pTemp->sGame.nLevel);
}
}
printf("Enter new Question:");
gets(strTemp1);
if(strlen(strTemp1)>70)
printf("question should be 70 characters or less!");
else
{
pMod = malloc(sizeof(structGNodeType));
pMod->pGNext=pTemp;
pMod=pTemp;
pTemp=pTemp->pGNext;
strcpy(pMod->sGame.strQuestions,strTemp1);
}
printf("Enter new choices(a-d):\n");
for(k=0;k<4;k++)
{
if(k==0)
{
printf("a.");
gets(strTemp2[k]);
}
if(k==1)
{
do{
printf("b.");
gets(strTemp2[k]);
if(!strcmp(strTemp2[0],strTemp2[1]))
puts("Choices cannot be the same!");
}while(!strcmp(strTemp2[0],strTemp2[1]));
}
if(k==2)
{
do{
printf("c.");
gets(strTemp2[k]);
if(!strcmp(strTemp2[0],strTemp2[2])||!strcmp(strTemp2[1],strTemp2[2]))
puts("Choices cannot be the same!");
}while(!strcmp(strTemp2[0],strTemp2[2])||!strcmp(strTemp2[1],strTemp2[2]));
}
if(k==3)
{ do{
printf("d.");
gets(strTemp2[k]);
if(!strcmp(strTemp2[0],strTemp2[3])||!strcmp(strTemp2[1],strTemp2[3])||!strcmp(strTemp2[2],strTemp2[3]))
puts(" Choices cannot be the same!");
}while(!strcmp(strTemp2[0],strTemp2[3])||!strcmp(strTemp2[1],strTemp2[3])||!strcmp(strTemp2[2],strTemp2[3]));
}
if (strlen(strTemp2[k])>20)
puts("choices must be 20 characters or less");
else
strcpy(pMod->sGame.strChoices[k],strTemp2[k]);
}
do{
printf("Enter new Answer: ");
scanf("%c",&cNewAns);
scanf("%c",&cEnter);
if(cNewAns!='a'&&cNewAns!='b'&&cNewAns!='c'&&cNewA ns!='d')
printf("\nAnswer must be a-d only!\n");
else
pMod->sGame.cAns=cNewAns;
}while(cNewAns!='a'&& cNewAns!='b'&&cNewAns!='c'&&cNewAns!='d');
do{ printf("Enter new level(1-3):");
scanf("%d",&nNewLevel);
scanf("%c",&cEnter);
if(nNewLevel <1 ||nNewLevel>3)
puts(ERROR);
else
{
pMod->sGame.nLevel = nNewLevel;
if( pMod->sGame.nLevel == 1)
printf("The Level is Easy!\n");
else if( pMod->sGame.nLevel == 2)
printf("The Level is Moderate\n");
else if ( pMod->sGame.nLevel == 3)
printf("The Level is Hard\n");
}
}while(nNewLevel<1 ||nNewLevel>3);
printf("Any more modifications(Y/N)");
scanf("%c",&cChoice);
scanf("%c",&cEnter);
if (cChoice!='Y'&&cChoice!='y' &&cChoice!='N'&&
cChoice!='n')
puts(ERROR);
else
printf("Do you want to view modifications?(y/n)");
scanf("%c",&cChoice2);
scanf("%c",&cEnter);
if(cChoice2=='y'||cChoice2=='Y')
view_Question(pMod,sGame);
else
Maintenance_mod(&*pGame,sGame);
}while(cChoice=='y'||cChoice=='Y');
}
/* Function: display_Question(arrGame,int) *
* Purpose: This function displays the question by a specific info. *
* Note: The integer value specifies which question to display */
void display_Question(struct_Game sGame)
{ int k;
puts(sGame.strQuestions);
for(k=0;k<4; k++)
{
if(k==0)
{ printf("a.");
puts(sGame.strChoices[k]);
}
if(k==1)
{ printf("b.");
puts(sGame.strChoices[k]);
}
if(k==2)
{ printf("c.");
puts(sGame.strChoices[k]);
}
if(k==3)
{ printf("d.");
puts(sGame.strChoices[k]);
}
}
printf("The answer is %c\n", sGame.cAns);
if(sGame.nLevel == 1)
printf("The Level is Easy!\n");
else if(sGame.nLevel == 2)
printf("The Level is Moderate\n");
else if (sGame.nLevel == 3)
printf("The Level is Hard\n");
}
/* Function: save_Question(arrGame aGame) *
* This function saves the question to a file ext. *.wwm */
void save_Question(ptrGNode pGame)
{ ptrGNode pTemp;
str20 strFile;
FILE *pFile;
printf("Enter filename: \n");
gets(strFile);
if(pFile=fopen(strFile,"wb"))
{ pTemp=pGame;
while(pTemp!=NULL)
{ fwrite(&(pTemp->sGame),sizeof(struct_Game),1,pFile);
pTemp=pTemp->pGNext;
}
fclose(pFile);
puts("\nGame saved...\n");
pTemp=NULL;
}
else
puts("\n Error opening file!!!\n");
}
/* Function: load_Question *
* Purpose: This function loads the content of wwm file */
void load_Question(ptrGNode *pGame)
{ ptrGNode pLast=NULL,pNew;
FILE *pFile;
str20 strFile;
printf("\n Enter filename: ");
gets(strFile);
if(pFile=fopen(strFile,"rb"))
{ deleteGNode(&*pGame);
pNew=malloc(sizeof(structGNodeType));
while(fread(&(pNew->sGame),sizeof(struct_Game),1,pFile))
{
pNew->pGNext=NULL;
pNew->pGPrev=NULL;
if(!(*pGame))
*pGame=pNew;
else
{ pLast->pGNext = pNew;
pNew->pGPrev = pLast;
}
pLast=pNew;
pNew=malloc(sizeof(structGNodeType));
}
puts("\nLoading successfull...\n");
fclose(pFile);
free(pNew);
pNew=NULL;
}
else
puts("Error reading file!!!\n");
pLast=NULL;
}
void deleteGNode(ptrGNode *pGame)
{
ptrGNode pDel=NULL;
while(*pGame!=NULL)
{
pDel=*pGame;
*pGame=(*pGame)->pGNext;
free(pDel);
pDel=NULL;
}
}
void delay()
{
int i,j=0;
for(i=0;i<55555555;i++)
j++;
}
void display_50(struct_Game sGame)
{ int i;
puts(sGame.strQuestions);
for(i=0;i<4;i++)
{ if(sGame.cAns=='a'||sGame.cAns=='c')
{ if(i==1)
{ printf("b.");
puts(sGame.strChoices[i]);
}
if(i==3)
{ printf("d.");
puts(sGame.strChoices[i]);
}
}
else if(sGame.cAns=='b'||sGame.cAns=='d')
{ if(i==0)
{
printf("a.");
puts(sGame.strChoices[i]);
}
if(i==2)
{
printf("c.");
puts(sGame.strChoices[i]);
}
}
}
}
/* Function : bye() *
* Purpose: Prints out a bye message to user for exit */
void bye()
{
printf("\n --- | --- _ _ ");
printf("\n | | | | | | --- ");
printf("\n | __ --- --- -- |___| |____| |___ ");
printf("\n | || || || | | | || | ");
printf("\n | || || || | | | || | ");
printf("\n ---- --- --- -- ---- -- --- ");
}
/* Function: sort_Question(arrGame aGame) *
* Purpose: This function sorts the question based on difficulty level */
void sort_Question(ptrGNode *pGame,struct_Game sGame)
{ptrGNode pTemp;
int nCtr,i;
char cEnter;
nCtr = 0;
pTemp=*pGame;
while(pTemp!=NULL)
{
if(pTemp->sGame.nLevel == 1)
{ display_Question(pTemp->sGame);
printf("Press enter to continue...\n");
scanf("%c",&cEnter);
}
else if(pTemp->sGame.nLevel ==2)
{display_Question(pTemp->sGame);
printf("Press enter to continue...\n");
scanf("%c",&cEnter);
}
else if(pTemp->sGame.nLevel ==3)
{ display_Question(pTemp->sGame);
printf("Press enter to continue...\n");
scanf("%c",&cEnter);
}
}
}
int find(ptrGNode pGame)
{ ptrGNode pTemp;
int nCtr,i,j,k,l,m,nVal;
str70 strTemp;
char sKey[31];
int nFound=0,nWhere;
nCtr =0;
do{printf("\n\n Enter Keyword:>");
scanf("%s",sKey);
if(strlen(sKey)>31)
printf("Keyword must only be 30 characters or less");
}while(strlen(sKey)>31);
if(sKey[0]=='\0')
return(NOT_FOUND);
else
{pTemp=pGame;
j=0;
while(pTemp!=NULL)
{
for(i=0;i<strlen(pTemp->sGame.strQuestions);i++)
{
while(pTemp->sGame.strQuestions[i]!='\0')
{
strTemp[j]=pTemp->sGame.strQuestions[i];
j++;
}
strTemp[j]='\0';
if(!strcmp(strTemp,sKey))
{
nFound=1;
return(nCtr);
}
else
nCtr++;
pTemp=pTemp->pGNext;
}
}
}
if(nFound==1)
nWhere=nCtr;
else
nWhere=NOT_FOUND;
return(nWhere);
}
/*Function: view_Keyword *
* Purpose: this function displays the question matching the keyword *
* Note: Calls the function int find() */
void view_Keyword(ptrGNode pGame,struct_Game sGame)
{ptrGNode pTemp;
int nNum,nChoice;
pTemp=pGame;
do
{printf("\n ~ ~ ~ ~ ~ VIEW KEYWORD ~ ~ ~ ~ ~ \n");
nNum = find(pGame);
if( nNum==-1)
printf("not found!");
else
display_Question(pTemp->sGame);
printf(" Would you like to look up another(1-yes/0-no)?");
scanf("%d",&nChoice);
if(nChoice==1)
view_Keyword(pGame,sGame);
else if(nChoice==0)
view_Question(pGame,sGame);
else
puts(ERROR);
}while(nChoice==1);
}
/************************************************** **************************
Clear Screen Function
************************************************** **************************/
void clear_screen()
{ int nctr=0;
do
{printf("\n");
nctr++;
}while(nctr!=51);
}
