Re: !@#$%^&*(() check out this game program! )(*&^%%$#@!

From:
Guilherme Silveira <gbasilveira@gmail.com>
Newsgroups:
comp.lang.c++
Date:
Wed, 19 Dec 2007 11:22:48 -0800 (PST)
Message-ID:
<ca83b12b-b044-4c42-ac18-66b295d050cf@x69g2000hsx.googlegroups.com>
On Dec 19, 1:28 pm, Ioannis Gyftos <ioannis.gyf...@gmail.com> wrote:

g.cpp:3:18: error: conio.h: No such file or directory
g.cpp:6:16: error: dos.h: No such file or directory
g.cpp:101:9: warning: multi-character character constant
g.cpp:137:9: warning: multi-character character constant
g.cpp:139:9: warning: multi-character character constant
g.cpp:140:9: warning: multi-character character constant
g.cpp:142:9: warning: multi-character character constant
g.cpp:144:9: warning: multi-character character constant
g.cpp:145:9: warning: multi-character character constant
g.cpp:286:9: warning: multi-character character constant
g.cpp: In function 'int main()':
g.cpp:78: error: 'gotoxy' was not declared in this scope
g.cpp:89: error: 'gotoxy' was not declared in this scope
g.cpp:100: error: 'gotoxy' was not declared in this scope
g.cpp:107: error: 'gotoxy' was not declared in this scope
g.cpp:111: error: 'delay' was not declared in this scope
g.cpp:115: error: 'gotoxy' was not declared in this scope
g.cpp:119: error: 'getch' was not declared in this scope
g.cpp:122: error: 'clrscr' was not declared in this scope
g.cpp: At global scope:
g.cpp:128: error: expected unqualified-id before '/' token
g.cpp: In function 'void getrand(char*, char*, char*, char*, char*,
int, char)':
g.cpp:217: error: 'gotoxy' was not declared in this scope
g.cpp: In function 'char getkey(char, char)':
g.cpp:227: error: 'kbhit' was not declared in this scope
g.cpp:229: error: 'getch' was not declared in this scope
g.cpp:245: error: 'delay' was not declared in this scope
g.cpp: In function 'int loadgame(char*, char*, char*)':
g.cpp:271: error: 'clrscr' was not declared in this scope
g.cpp:274: error: 'sleep' was not declared in this scope
g.cpp:278: error: 'window' was not declared in this scope
g.cpp:279: error: 'clrscr' was not declared in this scope
g.cpp:285: error: 'gotoxy' was not declared in this scope
g.cpp:290: error: 'gotoxy' was not declared in this scope
g.cpp:291: error: 'delline' was not declared in this scope
g.cpp:292: error: 'cprintf' was not declared in this scope
g.cpp: In function 'void win_message()':
g.cpp:302: error: 'window' was not declared in this scope
g.cpp:303: error: 'gotoxy' was not declared in this scope
g.cpp:304: error: 'delline' was not declared in this scope
g.cpp:305: error: 'textcolor' was not declared in this scope
g.cpp:307: error: 'cprintf' was not declared in this scope
g.cpp:308: error: 'clrscr' was not declared in this scope


it is quite funny but there are some errors witch need to be
reviewed ...
the bellow code is the correct, if you let me -... I Indent the code
as well...
#include<stdlib.h>
#include<ctype.h>
#include<conio.h>
#include<stdio.h>
#include<time.h>
#include<dos.h>

#define ESC 27
#define UPARR 72
#define LEFTARR 75
#define DOWNARR 80
#define RIGHTARR 77
#define SAVE 60
#define LOAD 61

main()
{
    void starting(void);
    void make_xy(char **,char **);
    void getrand(char *,char *,char *,char *,char *,int,char);
    char getkey(char,char);
    void savegame(char *,char *,int,char);
    int loadgame(char *,char *,char *);
    void win_message(void);

    char

*x,*y,pos_x,pos_y,num,out=0,old_ch=0,ch=0,new_ch,new_x,new_y,old_num=
=0;
    int i,length=6;

    starting();
    make_xy(&x,&y);
    getrand(&pos_x,&pos_y,&num,x,y,length,ch);

    while(!out){
        if((new_ch=getkey(old_ch,ch))==ESC)
            out=2;
        if(out)
            break;
        if(new_ch==SAVE)
            savegame(x,y,length,old_ch);
        else if(new_ch==LOAD){
            length=loadgame(x,y,&ch);
            getrand(&pos_x,&pos_y,&num,x,y,length,ch);
        }else
            ch=new_ch;
        new_x=x[0];
        new_y=y[0];
        if(ch==UPARR)
            new_y=y[0]-1;
        else if(ch==LEFTARR)
            new_x=x[0]-1;
        else if(ch==DOWNARR)
            new_y=y[0]+1;
        else if(ch==RIGHTARR)
            new_x=x[0]+1;
        old_ch=ch;
        if((new_x<2)|(new_y<2)|(new_x>79)|(new_y>22))
            out=1; /* HIGHEST POSSIBLE SCORE =F7 (78*21-6)*5 = 8160 =F7 10,000 */=

        for(i=1;i<length-!old_num;i++) /* NOT "length": TAIL-END MAY MOVE
        AWAY! */
            if((new_x==x[i])&(new_y==y[i])){
                out=1;
                break;
            }
        if((pos_x==new_x)&(pos_y==new_y)){
            old_num+=num;
            /* x=(char *)realloc(x,(score+6)*sizeof(char));
            y=(char *)realloc(y,(score+6)*sizeof(char)); */
            /* if((x==0)|(y==0)) */ /* PROBLEM IS NOT HERE */
            /* x=x;*//* SOMEHOW realloc ISN'T COPYING PROPERLY */
            getrand(&pos_x,&pos_y,&num,x,y,length,ch);
        }

          if(!old_num){
                gotoxy(x[length-1],y[length-1]);
                putchar(' ');
          }else{
                length++;
                if(length==1638){
                     win_message();
                     return 0;
                }
                gotoxy(67,25);
                printf("Score = %5d",length-6);
                old_num--;
                x[i+1]=x[i];
                y[i+1]=y[i];
          }

          for(i=length-1;i>0;i--){
                x[i]=x[i-1];
                y[i]=y[i-1];
                if(i==1){
                     gotoxy(x[i],y[i]);
                     putchar('=DB');
                }
          }

          x[0]=new_x;
          y[0]=new_y;
          gotoxy(x[0],y[0]);
          printf(" \b"); /* USE THE FUNCTION _setcursortype() */
          if(out)
                break;
          delay(99);
     }

     if(out==1){
          gotoxy(1,24);
          printf("The snake collided with the wall or with itself!\n"
          "GAME OVER!!\t\t(Press 'q' to terminate...)");
          gotoxy(x[0],y[0]);
          while(toupper(getch())!='Q');
     }

     clrscr();
     printf("Hope you enjoyed the game\n\n\t\tBye!\n");
     return 0;

}

void starting()
{
     char i;

     clrscr(); /* FIRST TO DRAW A BOUNDARY for THE GAME */
     putchar('=C9');
     for(i=0;i<78;i++)
          putchar('=CD');
     putchar('>>');
     gotoxy(1,23);
     putchar('=C8');
     for(i=0;i<78;i++)
          putchar('=CD');
     putchar(188);
     window(1,2,1,23);
     for(i=0;i<21;i++)
          cprintf("=BA");
    window(80,2,80,23);
    for(i=0;i<21;i++)
        cprintf("=BA"); /* THE BOUNDARY IS DRAWN */
    window(1,1,80,25);
    gotoxy(38,12);
    printf("=DB=DB=DB=DB=DB "); /* THE "SNAKE" IS PUT for THE FIRST TIME */
    gotoxy(1,24);

/
*********************************************************************/
/*COUTION IN PRINTF THERE MAY BE A cr THAT SHOULD BE THERE, REMOVE
IT*/
/
*********************************************************************/

     printf("Welcome to the game of SNAKE!\n(Press any arrow key to start
now, Escape to leave at any time...)"); /* WELCOME MESSAGE */
    gotoxy(43,12);
    while(!kbhit());
    gotoxy(30,24);
    delline();delline(); /* REMOVING MESSAGE */
    cprintf("\n( EAT THE NUMBER !! ) Score = 0");
    gotoxy(43,12); /* GO TO THE HEAD OF THE SNAKE */

}

void make_xy(char **px,char **py)
{
    char i;

    *px=(char *)malloc(1638*sizeof(char)); /*EARLIER IT WAS 6, NOT
1638;
    BUT*/
    *py=(char *)malloc(1638*sizeof(char)); /*realloc IS NOT COPYING
    PROPERLY*/
    for(i=0;i<6;i++){
        (*px)[i]=43-i;
        (*py)[i]=12;

    } /* THE TWO ARRAYS for COORDINATES OF THE SNAKE ARE SIMULATED */
}

void getrand(char *px,char *py,char *pn,char *x,char *y,int
length,char ch)
{
    int allowed=0,i; /* i AND length MUST BE int */

    while(!allowed){
        allowed=1;
        srand((unsigned)time(0));
        *px=rand()%78+2; /* GENERATING RANDOM POSITIONAL COORDINATES
for */
        srand((unsigned)time(0));
        *py=rand()%21+2; /* PUTTING A RANDOM NUMBER */
        if(ch==UPARR){
            if((*px==x[0])&(*py==y[0]-1))
            allowed=0;
        }else if(ch==DOWNARR){
            if((*px==x[0])&(*py==y[0]+1))
                allowed=0;
        }else if(ch==LEFTARR){
            if((*px==x[0]-1)&(*py==y[0]))
                allowed=0;
        }else if((ch==RIGHTARR)&(*px==x[0]+1)&(*py==y[0]))
            allowed=0;
        for(i=0;(i<length)&&allowed;i++)
            if((*px==x[i])&(*py==y[i]))
                allowed=0;
    } /* THE RANDOM NUMBER GENERATED SHOULD NOT BE PUT ON SNAKE'S BODY
*/

    srand((unsigned)time(0));
    *pn=rand()%9+1; /* THE NUMBER */
    gotoxy(*px,*py);
    putchar(*pn+48);
    gotoxy(x[0],y[0]);

}

char getkey(char old_ch,char ch)
{
    char i;

    if(kbhit())
        for(i=0;i<5;i++){ /* if i too low, takes too many keystrokes
*/
            while((ch=getch())==0);
            if(ch==27){
                /* out=2;
                i=5;
                break;*/return ch;
            }

            if((ch!=LOAD)&(ch!=SAVE)&(ch!=UPARR)&(ch!=DOWNARR)& (ch!=

=LEFTARR)&(ch!=RIGHTARR))
                continue;
            if((ch!=old_ch)|(!kbhit()))
                break;
        }
    else
        for(i=0;(i<12)&(!kbhit());i++)
            delay(100);
    return ch;
}

void savegame(char *px,char *py,int length,char ch)
{
    FILE *fp;
    int i;

    rename("snake.sav","snake.bak");
    fp=fopen("snake.sav","wb");
    fprintf(fp,"%d %c",length,ch);
    for(i=0;i<length;i++)
        fprintf(fp,"%c%c",px[i],py[i]);
    fclose(fp);

}

int loadgame(char *px,char *py,char *pch)
{
    FILE *fp;
    int length,i;

    fp=fopen("snake.sav","rb");
    if(!fp){
        clrscr();
        puts("ERROR: no saved game found in current directory!!!\n\n\t
\t"
        "Exiting...\n");
        sleep(3);
        exit(1);
    }

    window(2,2,79,22);
    clrscr();
    /* fscanf(fp,"%d %c ",&length,pch);*/
    fscanf(fp,"%d %c",&length,pch);
    for(i=0;i<length;i++){
        /* fscanf(fp,"%d %d ",&px[length],&py[length]);*/
        fscanf(fp,"%c%c",&px[i],&py[i]);
        gotoxy(px[i]-1,py[i]-1);
        putchar('=DB');
    }

    window(1,1,80,25);
    gotoxy(30,24);
    delline();delline(); /* REMOVING MESSAGE */
    cprintf("\n( EAT THE NUMBER !! ) Score = %5d",length-6);
    gotoxy(px[0],py[0]);
    printf(" \b");
    fclose(fp);
    return length;

}

void win_message()
{
    window(1,1,80,25);
    gotoxy(1,24);
    delline();delline();
    textcolor(14);
    cprintf("CONGRATULATION!! YOU HAVE COMPLETED THE GAME!!\r\n"
    "(Press any key to terminate...)");
    clrscr();
    textcolor(7);
}

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