Message-ID: <002f01c0b194$4cac2480$6866fea9@desktop>
From: "Steven C. Hendrickson" <stevenhend01 AT earthlink DOT net>
To: <djgpp AT delorie DOT com>
References: <20010320223103 DOT 87893 DOT qmail AT web13301 DOT mail DOT yahoo DOT com>
Subject: Re: parse error before class definition
Date: Tue, 20 Mar 2001 15:20:04 -0800
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Reply-To: djgpp AT delorie DOT com

Have you tried to move the #define WALLS_H  to just after the #ifndef ?

Steve
----- Original Message ----- 
From: "Rafael Frongillo" <rmf9 AT yahoo DOT com>
Newsgroups: comp.os.msdos.djgpp
To: <djgpp AT delorie DOT com>
Sent: Tuesday, March 20, 2001 2:31 PM
Subject: parse error before class definition


> Hello
> 
> I am writing a program that uses class declaration and
> inheritance, the latter of which shouldn't really
> influence to my problem. When I compile the following
> files (actually the last one that I am sending), I get
> an error that says "walls.h:8: parse error before
> `{'". I know what a parse error is, but I can't see
> where I messed up, or if I did. I tried installing the
> compiler again, renaming the file, putting a
> semi-colon before the file, and other exotic attemps
> at solving the problem, but all for naught. Please
> tell me what I should do.
> 
> Thanks!
> 
> -Rafael Frongillo
> 
> ***The problem file:
> 
> #ifndef WALLS_H
> 
> #include <stdlib.h>
> #include <math.h>
> #include <allegro.h>
> #include "guy.h"
> 
> class wall { //walls.h:8: parse error before `{'
> public:
> 
> wall();
> wall(int x, int y, int w, int h, int u, int d, int l,
> int r, int t);
> 
> void draw(int b);
> int check(int x, int y, BITMAP *chpic);
> int check(int &xx, int &yy, int ww, int hh, int &dd);
> int checkg(int &gx, int &gy, int gw, int gh, int
> dir3d);
> void destroy();
> 
> int x,y,w,h,up,dn,lf,rt,typ,fake;
> 
> };
> 
> wall walls[MAXWALL];
> 
> #define WALLS_H
> #endif
> 
> ***The file it #includes:
> 
> #ifndef GUY_H
> 
> #include <allegro.h>
> 
> #define RT 1
> #define LF -1
> #define UP 2
> #define DN 3
> #define FD 4
> 
> #define FB 0
> #define FF -1
> #define F1 1
> #define F2 2
> #define F3 3
> #define w1 -2
> #define w2 -3
> #define W1 11
> #define W2 12
> #define W3 13
> #define EX 100
> #define XF 101
> #define XN 102
> #define DD 89
> #define D0 90
> #define D1 91
> #define D2 92
> #define D3 93
> #define D4 94
> #define D5 95
> #define D6 96
> #define D7 97
> #define D8 98
> #define D9 99
> 
> #define MAXWALL 200
> #define MAXDOOR 10
> #define MAXMSL 10
> #define MAXLEV 2
> 
> #define G1 0
> #define B1 1
> 
> #define GH 14
> #define GW 25
> 
> struct MSL {
> int x,y,w,h,d,typ,range,pn,dx,dy,exp; BITMAP *chpic;
> };
> 
> int wallgrid[MAXLEV][GH][GW] = {
> {{FB,FB,FB,FB,FB, FB,FB,FB,FB,FB, FB,FB,FB,FB,FB,
> FB,FB,FB,FB,FB, FB,FB,FB,FB,FB },
> { W1,F1,FF,F1,F1, F1,FB,w2,FB,F1, F1,F1,FB,FB,F1,
> F1,F1,F1,F1,F1, FF,F1,FB,FB,DD },
> { w2,FB,FB,FB,FB, FB,FB,W1,FB,W1, F1,W1,FB,FB,w2,
> FB,FB,W1,FB,w1, F1,W1,FB,FB,W2 },
> { W2,F1,FB,F1,F1, F1,F1,F1,FB,F1, F1,FB,F1,F1,W1,
> F1,F1,FB,FB,F1, F1,F1,F1,F1,W2 },
> { W2,DD,F1,FB,FB, F1,F1,W2,FB,F1, F1,FB,FB,FB,F1,
> F1,FB,FB,F1,F1, F1,F1,FB,XF,w2 },
> { W1,F1,F1,F1,FB, F1,FB,W1,F1,W1, F1,W1,FB,FB,W2,
> FB,DD,W1,FB,W1, F1,W1,F1,F1,W1 },
> { FB,FB,FB,FB,FB, FB,FB,FB,FB,FB, FB,FB,FB,FB,FB,
> FB,FB,FB,FB,FB, FB,FB,FB,FB,FB },
> { FB,FB,FB,FB,FB, FB,FB,FB,FB,FB, FB,FB,FB,FB,FB,
> FB,FB,FB,FB,FB, FB,FB,FB,FB,FB },
> { F1,F1,F1,F1,F1, F1,F1,F1,F1,F1, F1,F1,F1,F1,F1,
> F1,F1,F1,F1,F1, F1,F1,F1,F1,F1 },
> { FB,FB,FB,FB,FB, FB,FB,FB,FB,FB, FB,FB,FB,FB,FB,
> FB,FB,FB,FB,FB, FB,FB,FB,FB,FB },
> { FB,FB,FB,FB,FB, FB,FB,FB,FB,FB, FB,FB,FB,FB,FB,
> FB,FB,FB,FB,FB, FB,FB,FB,FB,FB },
> { F1,F1,F1,F1,F1, F1,F1,F1,F1,F1, F1,F1,F1,F1,F1,
> F1,F1,F1,F1,F1, F1,F1,F1,F1,F1 },
> { W2,FB,FB,FB,FB, FB,FB,FB,FB,FB, FB,FB,FB,FB,FB,
> FB,FB,FB,FB,FB, FB,FB,FB,FB,W2 },
> { W1,F1,F1,F1,F1, F1,F1,F1,F1,DD, F1,F1,F1,F1,F1,
> F1,F1,F1,F1,F1, F1,F1,F1,F1,W1}},
> 
> {{W1,F1,FF,F1,F1, F1,FB,w2,FB,F1, F1,F1,FB,FB,F1,
> F1,F1,F1,F1,F1, FF,F1,FB,FB,F1 },
> { w2,FB,FF,W2,FB, FB,FB,W1,FB,W1, F1,W1,FB,FB,w2,
> FB,FB,W1,FB,w1, F1,W1,FB,FB,W2 },
> { W2,F1,FF,W2,F1, F1,F1,F1,FB,F1, F1,FB,F1,F1,W1,
> F1,F1,FB,FB,F1, F1,F1,F1,F1,W2 },
> { W2,F1,FF,W2,FB, F1,F1,W2,FB,F1, F1,FB,FB,FB,XF,
> F1,FB,FB,F1,F1, F1,F1,FB,F1,w2 },
> { W1,F1,F1,W1,FB, F1,FB,W1,F1,W1, F1,W1,FB,FB,W2,
> FB,FB,W1,FB,W1, F1,W1,F1,F1,W1}}
> };
> 
> int doorgrid[MAXLEV][MAXDOOR][2] = { //type, dest
> (index)
> {{ D1, 1 }, { D1, 3 }, { EX, EX }, { D1, 4 }, { D1, 0
> }}
> };
> 
> int bgs[11][10] = {
> { 11 },
> { G1,0,0,5,1,1 },
> { G1,40,0,6,1,1 },
> { G1,50,0,5,1,1 },
> { G1,80,0,4,1,1 },
> { G1,100,0,3,1,1 },
> { G1,120,0,7,1,1 },
> { G1,200,0,5,1,1 },
> { G1,220,0,3,1,1 },
> { G1,240,0,6,1,1 },
> { G1,300,0,4,1,1 }
> };
> 
> BITMAP *buf, *exitp, *door1,
> *wallpics, *fswall, *bswall, *ftwall, *btwall,
> *fplank, *bplank;
> 
> int wallnum, doornum, scrx, scry, width = GW*30+20,
> height = GH*88+100;;
> const int pink = makecol16(255,0,255), white =
> makecol16(255,255,255),
> black = makecol16(0,0,0), innerw = 600, innerh = 400,
> 
> 
> #define GUY_H
> #endif
> 
> ***The files that #include the problem file:
> 
> #include <stdio.h>
> #include <allegro.h>
> #include "walls.h"
> 
> wall::wall() {}
> wall::wall(int xx, int yy, int ww, int hh, int uu, int
> dd, int ll, int rr, int tt) {
> x = xx; y = yy; w = ww; h = hh; up = uu; dn = dd; lf
> = ll; rt = rr; typ = tt;
> switch (typ) {
> case FF :
> case w1 :
> case w2 : fake = 1; break;
> default : fake = 0; break;
> }
> }
> 
> void wall::draw(int b) {
> if (scrx-30<x+w && scrx+innerw+30>x && scry-30<y+h &&
> scry+innerh+30>y) {
> if (b) {
> switch (typ) {
> case F1 : 
> case FF : 
> 
> masked_blit(bplank,buf,0,0,x-5,y-10,bplank->w,bplank->h);
> break;
> case w1 :
> case W1 :
> 
> masked_blit(bswall,buf,0,0,x-5,y-10,bswall->w,bswall->h);
> break;
> case w2 :
> case W2 :
> 
> masked_blit(btwall,buf,0,0,x-5,y-10,btwall->w,btwall->h);
> break;
> case XF :
> 
> masked_blit(exitp,buf,0,0,x-5,y-10,exitp->w,exitp->h);
> break;
> case D1 :
> 
> masked_blit(door1,buf,0,0,x-5,y-10,door1->w,door1->h);
> break;
> }
> }
> else {
> switch (typ) {
> case F1 : 
> case FF :
> 
> masked_blit(fplank,buf,0,0,x-5,y-10,fplank->w,fplank->h);
> break;
> case w1 :
> case W1 :
> 
> masked_blit(fswall,buf,0,0,x-5,y-10,fswall->w,fswall->h);
> break;
> case w2 :
> case W2 :
> 
> masked_blit(ftwall,buf,0,0,x-5,y-10,ftwall->w,ftwall->h);
> break;
> }
> }}
> }
> 
> int wall::check(int &xx, int &yy, int ww, int hh, int
> &dd) {
> if (xx+ww-4>x && xx<x+w-4 && yy+hh-2>y && yy<y+h-2) {
> switch (dd) {
> case RT : if (!rt||fake) { xx = x - ww; dd = LF;
> return 1; } break;
> case LF : if (!lf||fake) { xx = x + w; dd = RT;
> return 1; } break;
> case DN : if (!dn||fake) { yy = y - hh; return 1; }
> break;
> case UP : if (!up||fake) { yy = y + h; return 1; }
> break;
> }
> }
> return 0;
> }
> 
> int wall::checkg(int &gx, int &gy, int gw, int gh, int
> dir3d) {
> if (gx+gw/4>x && gx-gw/4<x+w && gy+gh>y && gy<y+h) {
> switch (dir3d) {
> case RT : if (!rt) { gx = x - gw/4; return 1; }
> break;
> case LF : if (!lf) { gx = x + w + gw/4; return 1; }
> break;
> case DN : if (!dn) { gy = y - gh; return 1; }
> break;
> case UP : if (!up) { gy = y + h; return 1; } break;
> }
> }
> return 0;
> }
> int wall::check(int xx, int yy, BITMAP *chpic) {
> for (int i=0; i<chpic->w; i++) {
> for (int j=0; j<chpic->h; j++) {
> if (xx+i>x && xx+i<x+w && yy+j>y && yy+j<y+h) {
> if (getpixel(chpic,i,j)==black) return 1;
> } } }
> return 0;
> }
> 
> void wall::destroy() {
> x = y = w = h = up = dn = lf = rt = typ = fake = 0;
> }
> 
> ***
> 
> #include <stdlib.h>
> #include <stdio.h>
> #include <iostream.h>
> #include <allegro.h>
> #include "black1.cpp"
> #include "green1.cpp"
> #include "bg.cpp"
> #include "guy.cpp"
> 
> void reset();
> int main() {
> int delay=5;
> scrx = 0, scry = 0;
> 
> PALLETE pall;
> BITMAP *back1;
> 
> allegro_init();
> install_keyboard(); 
> install_timer();
> 
> set_color_depth(16);
> set_gfx_mode(GFX_AUTODETECT, 640, 480, 0, 0);
> set_color_conversion(COLORCONV_TOTAL);
> 
> data = load_datafile("main.dat");
> 
> back1 = (BITMAP *)data[BACK1].dat;
> buf = create_bitmap(width,height);
> rectfill(buf,0,0,width,height,white);
> rectfill(screen,0,0,640,480,pink);
> 
> Green1 green[10] = {
> Green1(40,100,5,1,1),
> Green1(40,0,6,1,1),
> Green1(50,50,5,1,1),
> Green1(80,0,4,1,1),
> Green1(100,0,3,1,1),
> Green1(120,0,7,1,1),
> Green1(200,80,5,1,1),
> Green1(220,0,3,1,1),
> Green1(240,80,6,1,1),
> Green1(300,88,4,1,1)
> };
> 
> loadIms();
> makeWalls();
> setBgs();
> for (int i=0; i<10; i++) {
> green[i].dead=0;
> }
> 
> generate_332_palette(pall);
> 
> while (!key[KEY_ENTER] && !dead) {
> rest(delay);
> 
> rectfill(buf,scrx-100,scry-100,scrx+innerw+100,scry+innerh+100,white);
> // blit(back1,buf,0,0,0,0,300,300);
> drawWalls(1);
> if (key[KEY_RIGHT] || key[KEY_PGDN]) {
> d = 1; running = 1;
> }
> if (key[KEY_LEFT] || key[KEY_DEL]) {
> d = -1; running = 1;
> }
> if (key[KEY_UP] || key[KEY_HOME]) {
> if (key[KEY_LSHIFT]) { d = FD; }
> else if (canjump) { jumping=1; picn=0;}
> }
> if (key[KEY_DOWN] || key[KEY_END]) {
> 
> }
> if (key[KEY_G]) {
> if (!godmode) { godmode=1;
> textout(screen,font,"godmode on ",100,400,pink); }
> else { godmode=0; textout(screen,font,"godmode
> off",100,400,pink); }
> }
> if (key[KEY_SPACE]) {
> if (canfire) fire();
> canfire=0;
> 
> } else canfire=1;
> for (int i = 0; i<10; i++) {
> if (green[i].dead!=1) {
> green[i].move();
> for (int j=0; j<MAXMSL; j++) {
> if (msls[j].exp==1 && msls[j].d!=0) {
> if (green[i].check(msls[j])) explode(msls[j]);
> }
> }
> if (green[i].check(x-cval,y,checkp) && !godmode)
> die();
> }
> }
> move();
> drawWalls(0);
> blit(buf,screen,scrx,scry,10,10,innerw,innerh);
> textprintf(screen,font,10,450,1000,"ammo: %i",
> ammo[weapon]);
> if (resetv) {
> makeWalls();
> setBgs();
> for (int i = 0; i<10; i++) {
> green[i].dead=0;
> }
> for (int i = 0; i<wallnum; i++) {
> walls[i].destroy();
> }
> for (int i = 0; i<doornum; i++) {
> doors[i].destroy();
> }
> rectfill(buf,0,0,width,height,white);
> rectfill(screen,0,0,640,480,pink);
> scrx = 0, scry = 0;
> }
> }
> 
> textout(screen,font,"YOU LOSE",200,200,1000);
> 
> clear_keybuf();
> readkey();
> 
> allegro_exit();
> 
> return 0;
> 
> }
> 
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