1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555
|
/**********************************************************************
* NETMAZE - The Multiplayercombatgame
* -----------------------------------
*
* Version: 0.81 (alpha)
* last change: April 1994
*
* written and copyrights (c) by M.Hipp
* email:
* mhipp@student.uni-tuebingen.de
*
* --------------------------------------------------------------------
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*********************************************************************/
#ifndef NeXT
#include <malloc.h>
#endif
#include <math.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/signal.h>
#include <sys/time.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/wait.h>
#include "netmaze.h"
#ifdef USE_IPC
#include <sys/ipc.h>
#include <sys/shm.h>
#endif
#ifdef USE_IPC
struct shared_struct *sm;
#else
struct shared_struct shared_data;
struct shared_struct *sm = &shared_data;
#endif
extern void draw_screen(void);
extern void move_all(PLAYER*,int*);
static void usage(FILE *s);
static void init_program(int,char**);
static void start_signal(void),solo_timer(int);
static void setup_struct(void);
#ifdef USE_IPC
static void setup_sigchild(void),child_signal(int);
static int child_pids[4];
#endif
/* extern: x11gfx.c & x11cntrl.c */
extern void x11_init(int,char**);
extern void x11_cntrl(void);
extern void x11_flush(void);
extern void draw_end(PLAYER *play,int nr);
extern void draw_info(void);
extern void draw_status(int,PLAYER*);
extern void draw_kills(int,PLAYER*);
/* extern: network.c */
extern int init_net(char*);
/* extern: maze.c */
extern int create_maze(MAZE*);
#ifdef ITIMERVAL
struct itimerval value,ovalue;
#else
struct itimerstruc_t value,ovalue;
#endif
#ifdef USE_SIGVEC
struct sigvec vec,ovec,vecio,ovecio;
#else
struct sigaction vec,ovec,vecio,ovecio;
#endif
extern struct timeval notimeout;
extern struct fd_mask readmask;
void main(int argc,char **argv)
{
int i,nowait=FALSE;
setup_struct();
if(argc != 1)
{
for(i=1;i<argc;i++)
{
if(strcmp(argv[i],"-map") == 0) sm->mapdraw = TRUE;
else if((strcmp(argv[i],"-server") == 0) || (strcmp(argv[i],"-s") == 0))
{
i++;
sm->sologame = FALSE;
if(strlen(argv[i]) > 255)
{
fprintf(stderr,"Hostname too int!!\n");
exit(1);
}
strcpy(sm->hostname,argv[i]);
}
else if((strcmp(argv[i],"-help") == 0) || (strcmp(argv[i],"-h") == 0))
{
usage(stdout);
exit(0);
}
else if(strcmp(argv[i],"-name") == 0)
{
i++;
if(strlen(argv[i]) >= MAXNAME)
{
fprintf(stderr,"Name too int. Maximum is %d character.\n",MAXNAME-1);
exit(1);
}
strcpy(sm->ownname,argv[i]);
}
else if(strcmp(argv[i],"-tiny") == 0)
sm->outputsize = 14;
else if(strcmp(argv[i],"-small") == 0)
sm->outputsize = 13;
else if(strcmp(argv[i],"-huge") == 0)
sm->outputsize = 11;
else if(strcmp(argv[i],"-big") == 0)
sm->outputsize = -1;
else if(strcmp(argv[i],"-mono") == 0)
sm->monomode = TRUE;
else if((strcmp(argv[i],"-gray") == 0) || (strcmp(argv[i],"-grey") == 0))
sm->graymode = TRUE;
else if(strcmp(argv[i],"-dither") == 0)
sm->dithermode = TRUE;
else if(strcmp(argv[i],"-nowait") == 0)
nowait = TRUE;
else if(strcmp(argv[i],"-camera") == 0)
sm->camera = TRUE;
else if(strcmp(argv[i],"-direct") == 0)
sm->directdraw = TRUE;
else if(strcmp(argv[i],"-sound") == 0)
sm->usesound = TRUE;
else if(!strcmp(argv[i],"-privatecmap"))
sm->privatecmap = TRUE;
else if(!strcmp(argv[i],"-noshmem"))
sm->noshmem = TRUE;
else if(!strcmp(argv[i],"-texture"))
{
sm->texturemode = TRUE;
sm->privatecmap = TRUE;
}
else if(strcmp(argv[i],"-comment") == 0)
{
i++;
if(strlen(argv[i]) >= MAXCOMMENT)
{
fprintf(stderr,"Comment too int. Maximum is %d character.\n",MAXCOMMENT-1);
exit(1);
}
strcpy(sm->owncomment,argv[i]);
}
else
{
usage(stderr);
exit(1);
}
}
}
#ifndef USE_SOUND
if(sm->usesound)
fprintf(stderr,"You haven't compiled netmaze with USE_SOUND.\n");
#endif
if(sm->sologame && sm->usesound)
{
sm->usesound = FALSE;
fprintf(stderr,"It's not possible to use sound in the solo testmode.\n");
}
if( (sm->monomode + sm->graymode + sm->dithermode) > 2 )
{
fprintf(stderr,"Sorry .. only -mono OR -gray OR -dither is allowed\n");
exit(1);
}
if( sm->texturemode && (sm->monomode || sm->graymode || sm->dithermode))
{
fprintf(stderr,"Warning: Textures only usefull in colormode yet.\n");
}
/* init Default-Maze */
create_maze(&(sm->std_maze));
/* Signals,Gfx,Network,(IPC:fork),keyboard initialisieren */
init_program(argc,argv);
if(sm->sologame)
{
printf("Press '1' to start game!\n");
}
else
{
printf("OK .. now wait for serverstart\n");
}
/**** beginning of the mainloop (endless) ****/
while(!sm->exitprg)
{
int waitselect;
#ifdef USE_IPC
if(sm->sologame) x11_cntrl();
#else
x11_cntrl();
#endif
if(nowait)
waitselect = FALSE;
else
waitselect = TRUE;
if(sm->bgdraw)
{
draw_info();
sm->bgdraw = FALSE;
x11_flush();
}
if((sm->screendraw) && (sm->redraw))
{
if(sm->drawwait >= DRAWWAIT)
{
sm->redraw = FALSE;
sm->drawwait = 0;
draw_screen();
waitselect = FALSE;
}
}
if((sm->winnerdraw) && (sm->redraw))
{
sm->redraw = FALSE;
draw_end(sm->playfeld,sm->winner); /* does XSync() */
}
if((sm->statchg2) && (!sm->gameflag)) /*update Screen after the Gameover*/
{
sm->statchg = TRUE;
sm->statchg2 = FALSE;
draw_status(-1,sm->playfeld);
x11_flush();
}
if((sm->killchg) && (!sm->gameflag)) /*update Screen after the Gameover*/
{
draw_kills(sm->shownumber,sm->playfeld);
x11_flush();
}
if(waitselect) /* test! only a timeout-wait yet */
{ /* this reduces the load enormous :) */
struct timeval timeout;
#ifdef USE_IPC
if(sm->gameflag)
{
timeout.tv_sec = 0;
timeout.tv_usec = 1000; /* lower than the minval on most machines */
}
else
{
#endif
timeout.tv_sec = 0; /* in NON-IPC versions, the SIGIO-Signal */
timeout.tv_usec = 100000; /* also exits the select-command */
#ifdef USE_IPC
}
#endif
select(0,NULL,NULL,NULL,&timeout);
}
}
XCloseDisplay(sm->grafix.display);
}
/***************************/
/* Programm init */
/***************************/
static void init_program(int argc,char **argv)
{
x11_init(argc,argv);
if(sm->sologame)
start_signal();
else
{
#ifdef USE_IPC
int fd[2];
setup_sigchild();
if(pipe(fd) < 0)
{
perror("pipe"); exit(1);
}
if( (child_pids[0] = fork()) == 0)
{
close(fd[1]);
if( (child_pids[1] = fork()) == 0)
{
/* we use a pipe to check if the daddy is dead: */
dup2(fd[0],0); /* I'm no unix-guru, so if you know a better way, */
close(fd[0]); /* pls. let me know (perhaps with a processgroup */
init_net(sm->hostname); /* <- should be neverending */
exit(1); /* <- but sure is sure :-) */
}
close(fd[0]);
x11_cntrl();
exit(1);
}
if(child_pids[0] < 0)
{
perror("fork");
exit(1);
}
close(fd[0]);
#else
if(init_net(sm->hostname) < 0)
{
fprintf(stderr,"nm: Networkproblems\n");
exit(1);
}
#endif
}
}
/*********************************
* Setup Signals
*/
static void start_signal(void)
{
#ifdef USE_SIGVEC
struct sigvec vec;
#else
struct sigaction vec;
#endif
value.it_value.tv_sec = 1;
value.it_interval.tv_sec = 0;
#ifdef ITIMERVAL
value.it_value.tv_usec = 0;
value.it_interval.tv_usec = DRAWTIME;
#else
value.it_value.tv_nsec = 0;
value.it_interval.tv_nsec = DRAWTIME;
#endif
setitimer(ITIMER_REAL,&value,&ovalue);
#ifdef USE_SIGVEC
vec.sv_handler = (void (*)(int)) solo_timer;
vec.sv_mask = 0;
vec.sv_flags = 0;
if ( sigvector(SIGALRM, &vec, &ovec) == -1) perror("SIGALRM\n");
#else
vec.sa_handler = (void (*)(int)) solo_timer;
#ifdef RS6000 /* ibm rs/6000 */
sigemptyset(&vec.sa_mask);
#else
vec.sa_mask = 0;
#endif
vec.sa_flags = 0;
if ( sigaction(SIGALRM, &vec, &ovec) == -1) perror("SIGALRM\n");
#endif
}
/*********************************++
* SIG-CHILD
*/
#ifdef USE_IPC
static void setup_sigchild(void)
{
#ifdef USE_SIGVEC
struct sigvec vec;
vec.sv_handler = (void (*)(int)) child_signal;
vec.sv_mask = 0;
vec.sv_flags = 0;
if ( sigvector(SIGCHLD, &vec, NULL) == -1) perror("SIGCHLD\n");
#else
struct sigaction vec;
vec.sa_handler = (void (*)(int)) child_signal;
#ifdef RS6000 /* ibm rs/6000 */
sigemptyset(&vec.sa_mask);
#else
vec.sa_mask = 0;
#endif
vec.sa_flags = 0;
if ( sigaction(SIGCHLD, &vec, NULL) == -1) perror("SIGCHLD\n");
#endif
}
static void child_signal(int sig)
{
int pid;
int status=0;
pid = wait(&status);
fprintf(stderr,"sigchild: pid: %d status: %d\n",pid,status);
exit(1);
}
#endif
/************************************
* Solomode Timerfunction
*/
static void solo_timer(int sig)
{
if((sm->gameflag) && (sm->sologame))
{
sm->sticks[sm->joynumber] = sm->ownstick; /* TEST */
move_all(sm->playfeld,sm->sticks);
}
}
/******************************************
* Setup Shared-Struct
*/
static void setup_struct(void)
{
char *s;
#ifdef USE_IPC
int shmid;
if((shmid = shmget (IPC_PRIVATE,(sizeof(struct shared_struct)+0xfff)&0xfffff000, 01600)) < 0) /* we allocate whole 4K buffs */
{
perror ("shmget");
exit(1);
}
sm = (struct shared_struct *) shmat(shmid,NULL,0);
if(sm == (struct shared_struct *) -1)
{
perror("shmat");
exit(1);
}
memset(sm,0,sizeof(struct shared_struct));
sm->shmid = shmid;
#else
memset(sm,0,sizeof(struct shared_struct));
#endif
sm->gameflag = FALSE;
sm->winner = 0;
sm->sologame = TRUE;
sm->mapdraw = FALSE;
sm->debug = FALSE;
sm->anzplayers = sm->numteams = 8;
sm->shownumber = sm->shownumbertmp = 0;
sm->joynumber = 0;
sm->outputsize = 12;
sm->monomode = FALSE;
sm->graymode = FALSE;
sm->drawwait = 0;
sm->statchg = FALSE;
sm->exitprg = FALSE;
sm->bgdraw = TRUE;
sm->redraw = FALSE;
sm->screendraw = FALSE;
sm->winnerdraw = FALSE;
sm->newmap = FALSE;
sm->locator = FALSE;
#ifdef SH_MEM
sm->noshmem = FALSE;
#else
sm->noshmem = TRUE;
#endif
if((s=getenv("NETMAZE_NAME"))!=NULL)
{
if(strlen(s) > 15)
fprintf(stderr,"NETMAZE_NAME too int!\n");
else
strcpy(sm->ownname,s);
}
else
strcpy(sm->ownname,"Mr. No-Name");
if((s=getenv("NETMAZE_COMMENT"))!=NULL)
{
if(strlen(s) > 31)
fprintf(stderr,"NETMAZE_COMMENT too int!\n");
else
strcpy(sm->owncomment,s);
}
else
strcpy(sm->owncomment,"Have a nice day!");
}
static void usage(FILE *s)
{
fprintf(s,"Usage: netmaze [ -s| -server servername] [ -h | -help ] [-name <combatname>]\n");
fprintf(s," [-tiny|-small|-huge|-big] [-mono|-gray|-dither] [-map] [-camera]\n");
fprintf(s," [-comment <comment>] [-nowait] [-sound] [-texture]\n");
fprintf(s," tiny/small/huge: Select a screensize.\n");
fprintf(s," server: Hostname on which the netserv runs.\n");
fprintf(s," name: Sets the playername.\n");
fprintf(s," comment: Sets the comment (if you kill someone).\n");
fprintf(s," map: Enables the rotatemap.\n");
fprintf(s," mono: Selects the Mono-Mode (on colourterminals).\n");
fprintf(s," grey/gray: Selects the Greyscale-Mode.\n");
fprintf(s," dither: Selects the (Smiley)-Dither-Mode.\n");
fprintf(s," nowait: Disable the select-timeout (test).\n");
fprintf(s," camera: Connect server in cameramode.\n");
fprintf(s," texture: Enable texture mode (needs at least 8bit colour).\n");
fprintf(s," sound: Enable sound (if compiled with USE_SOUND).\n\n");
fprintf(s,"Important keys for the game:\n");
fprintf(s," Cursor Up/Down/Left/Right: Move Smiley.\n");
fprintf(s," Shift+(Left/Right): Slow Smileyrotate .\n");
fprintf(s," Space: Shoot.\n");
fprintf(s," l: Enable/Disable locator.\n");
fprintf(s," c: Makes your smiley invisible (if allowed by server).\n");
fprintf(s," m: Enable/Disable newstylemap (with radar).\n");
fprintf(s," return: Enable/Disable radar for newstylemap (if allowed by server).\n");
fprintf(s," p: Switch view.\n");
fprintf(s," j: Switch joystick (only solomode).\n");
fprintf(s," Q: Quit game.\n");
}
|