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    Length: 4377 (0x1119)
    Types: TextFile
    Names: »cs.c«

└─⟦b20c6495f⟧ Bits:30007238 EUUGD18: Wien-båndet, efterår 1987
    └─⟦this⟧ »EUUGD18/General/Gb/cs.c« 

TextFile

/*
 * Galactic Bloodshed (Robert Chansky, smq@b)
 *  cs.c -- change scope operand (directory)
 */

#include "vars.h"
#include "ships.h"
#include "races.h"

cs(APcount, argn,args)
int APcount;
int argn;
char args[MAXARGS][COMMANDSIZE];
{
 placetype where;
 planettype *planet;
 shiptype *s;
 int cs_shdata,cs_pdata;

 if (argn==1) {
	/* chdir to def scope */
  Dir.level = Race->deflevel;
  Dir.snum = Race->defsystem;
  Dir.pnum = Race->defplanetnum;
  Dir.shipno = 0;
  Dir.lastx = Dir.lasty = 0.0;
  docommand("cs :");	/* trick -- adjust prompt */
  return;
 } else if (argn==2) {
	/* chdir to specified scope */

  where = Getplace(args[1],0);	/* do not ignore the fact that you've not
					explored the place */
  if (where.err) {
	printf("cs: bad scope.\n");
	Dir.lastx = Dir.lasty = 0.0;
	return;
  }

	/* fix lastx, lasty coordinates */

  switch (Dir.level) {
	case LEVEL_UNIV:
		Dir.lastx = Dir.lasty = 0.0;
		break;
	case LEVEL_STAR:
		if (where.level==LEVEL_UNIV) {
			Dir.lastx = Stars[Dir.snum]->xpos;
			Dir.lasty = Stars[Dir.snum]->ypos;
		} else
			Dir.lastx = Dir.lasty = 0.0;
		break;
	case LEVEL_PLAN:
		openpdata(&cs_pdata);
		getplanet(cs_pdata,&planet,Stars[Dir.snum]->planetpos[Dir.pnum]);
		close(cs_pdata);
		if (where.level==LEVEL_STAR && where.snum==Dir.snum) {
			Dir.lastx = planet->xpos;
			Dir.lasty = planet->ypos;
		} else if (where.level==LEVEL_UNIV) {
			Dir.lastx = Stars[Dir.snum]->xpos + planet->xpos;
			Dir.lasty = Stars[Dir.snum]->ypos + planet->ypos;
		} else
			Dir.lastx = Dir.lasty = 0.0;
		free(planet);
		break;
	case LEVEL_SHIP:
		openshdata(&cs_shdata);
		getship(cs_shdata, &s, Dir.shipno);
		close(cs_shdata);
		if (!s->is_docked) {
		 switch (where.level) {
		   case LEVEL_UNIV:
			Dir.lastx = s->xpos;
			Dir.lasty = s->ypos;
			break;
		   case LEVEL_STAR:
			if (s->whatorbits>=LEVEL_STAR && s->storbits==where.snum) {
				/* we are going UP from the ship.. change last*/
				Dir.lastx = s->xpos - Stars[s->storbits]->xpos;
				Dir.lasty = s->ypos - Stars[s->storbits]->ypos;
			} else
				Dir.lastx = Dir.lasty = 0.0;
			break;
		   case LEVEL_PLAN:
			if (s->whatorbits==LEVEL_PLAN && s->storbits==where.snum
				   && s->pnumorbits==where.pnum) {
				/* same */
				openpdata(&cs_pdata);
				getplanet(cs_pdata,&planet,Stars[s->storbits]->planetpos[s->pnumorbits]);
				close(cs_pdata);
				Dir.lastx = s->xpos - Stars[s->storbits]->xpos - planet->xpos;
				Dir.lasty = s->ypos - Stars[s->storbits]->ypos - planet->ypos;
				free(planet);
			} else
				Dir.lastx = Dir.lasty = 0.0;
			break;
		   case LEVEL_SHIP:
			Dir.lastx = Dir.lasty = 0.0;
			break;
		   default:
			break;
		 }
		} else
			Dir.lastx = Dir.lasty = 0.0;
		free(s);
		break;
	default:
		break;
  }

  Dir.level = where.level;
  Dir.snum = where.snum;
  Dir.pnum = where.pnum;
  Dir.shipno = where.shipno;
  printf(" csing to st %d, pl %d\n",where.snum,where.pnum);

   /* fix prompt */
      switch (Dir.level) {
    	case LEVEL_UNIV:
		sprintf(Dir.prompt," [%02d] / >",Sdata.AP[Playernum]);
		break;
    	case LEVEL_STAR:
  		sprintf(Dir.prompt," / [%02d] %s >",
			Stars[Dir.snum]->AP[Playernum],
			Stars[Dir.snum]->name);
		break;
	case LEVEL_SHIP:
		switch (where.shipptr->whatorbits) { 	/* what orbits around */
		    case LEVEL_UNIV:
			sprintf(Dir.prompt," [%02d] / #%d >",
				Stars[Dir.snum]->AP[Playernum],
				where.shipno);
			break;
    		    case LEVEL_STAR:
  			sprintf(Dir.prompt," / [%02d] %s / #%d >",
				Stars[Dir.snum]->AP[Playernum],
				Stars[Dir.snum]->name,
				where.shipno);
			break;
		    case LEVEL_PLAN:
			sprintf(Dir.prompt," / [%02d] %s / %s / #%d >",
				Stars[Dir.snum]->AP[Playernum],
				Stars[Dir.snum]->name,
				Stars[Dir.snum]->pnames[Dir.pnum],
				where.shipno);
			break;
		}
		free(where.shipptr);
		break;
	case LEVEL_PLAN:
		sprintf(Dir.prompt," / [%02d] %s / %s >",
			Stars[Dir.snum]->AP[Playernum],
			Stars[Dir.snum]->name,
			Stars[Dir.snum]->pnames[Dir.pnum]);
		break;
	default: break;
      }
 } else if (argn==3 && args[1][1]=='d') {
	/* make new def scope */
  where = Getplace(args[2],0);
  if (!where.err) {
	Race->homelevel = where.level;
	Race->homesystem = where.snum;
	Race->homeplanetnum = where.pnum;
	putrace(Race);
	docommand("cs");	/* chdir to home scope */
	printf("New home system is %s\n",Dispplace(&where));
  } else {
	printf("cs: bad home system.\n");
	return;
  }
 }
}