594 lines
14 KiB
C
594 lines
14 KiB
C
/*
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THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
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SOFTWARE CORPORATION ("PARALLAX"). PARALLAX, IN DISTRIBUTING THE CODE TO
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END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
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ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
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IN USING, DISPLAYING, AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
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SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
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FREE PURPOSES. IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
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CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES. THE END-USER UNDERSTANDS
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AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
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COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION. ALL RIGHTS RESERVED.
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*/
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/*
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* $Source: /cvsroot/dxx-rebirth/d1x-rebirth/main/mission.c,v $
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* $Revision: 1.1.1.1 $
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* $Author: zicodxx $
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* $Date: 2006/03/17 19:42:22 $
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*
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* Code to handle multiple missions
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*
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* $Log: mission.c,v $
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* Revision 1.1.1.1 2006/03/17 19:42:22 zicodxx
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* initial import
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*
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* Revision 1.2 1999/09/05 11:22:50 sekmu
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* windows mission and hudlog altdirs
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*
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* Revision 1.1.1.1 1999/06/14 22:08:47 donut
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* Import of d1x 1.37 source.
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*
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* Revision 2.9 1995/05/26 16:16:32 john
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* Split SATURN into define's for requiring cd, using cd, etc.
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* Also started adding all the Rockwell stuff.
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*
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* Revision 2.8 1995/03/20 15:49:31 mike
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* Remove eof char from comment which confused make depend, causing
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* no mission.obj: line in makefile. Pretty stupid tool, huh?
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*
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* Revision 2.7 1995/03/20 12:12:11 john
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* Added ifdef SATURN.
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*
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* Revision 2.6 1995/03/15 14:32:49 john
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* Added code to force the Descent CD-rom in the drive.
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*
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* Revision 2.5 1995/03/15 11:41:15 john
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* Better Saturn CD-ROM support.
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*
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* Revision 2.4 1995/03/14 18:24:14 john
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* Force Destination Saturn to use CD-ROM drive.
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*
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* Revision 2.3 1995/03/07 14:19:41 mike
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* More destination saturn stuff.
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*
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* Revision 2.2 1995/03/06 23:09:03 mike
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* more saturn stuff: make briefings work for saturn mission.
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*
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* Revision 2.1 1995/03/06 16:47:48 mike
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* destination saturn
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*
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* Revision 2.0 1995/02/27 11:27:49 john
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* New version 2.0, which has no anonymous unions, builds with
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* Watcom 10.0, and doesn't require parsing BITMAPS.TBL.
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*
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* Revision 1.14 1995/02/15 11:30:37 john
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* Fixed bug with potential mem overwrite on line 160.
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*
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* Revision 1.13 1995/02/10 17:53:20 matt
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* Changed mission name again
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*
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* Revision 1.12 1995/02/10 17:35:38 matt
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* Changed name of built-in mission
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*
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* Revision 1.11 1995/02/07 17:13:51 allender
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* removed return statement in load_mission so that built in mission will
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* actually set the Current_mission_name and _filename
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*
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* Revision 1.10 1995/01/31 01:19:45 matt
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* Made build_mission_list() sort missions by name
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*
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* Revision 1.9 1995/01/30 13:49:58 allender
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* changed build_mission_list in load_mission_by_name to include
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* anarchy levels.
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*
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* Revision 1.8 1995/01/30 13:03:51 matt
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* Fixed dumb mistake
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*
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* Revision 1.7 1995/01/30 12:55:22 matt
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* Added vars to point to mission names
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*
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* Revision 1.6 1995/01/22 18:57:28 matt
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* Made player highest level work with missions
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*
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* Revision 1.5 1995/01/22 14:13:08 matt
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* Added flag in mission list for anarchy-only missions
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*
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* Revision 1.4 1995/01/21 23:13:12 matt
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* Made high scores with (not work, really) with loaded missions
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* Don't give player high score when quit game
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*
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* Revision 1.3 1995/01/21 16:27:12 matt
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* Made endlevel briefing work with missions
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*
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* Revision 1.2 1995/01/20 22:47:50 matt
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* Mission system implemented, though imcompletely
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*
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* Revision 1.1 1995/01/20 13:42:19 matt
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* Initial revision
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*
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*
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*/
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#ifndef SHAREWARE
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#ifdef RCS
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#pragma off (unreferenced)
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static char rcsid[] = "$Id: mission.c,v 1.1.1.1 2006/03/17 19:42:22 zicodxx Exp $";
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#pragma on (unreferenced)
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include "cfile.h"
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#include "inferno.h"
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#include "mission.h"
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#include "gameseq.h"
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#include "titles.h"
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#include "mono.h"
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#include "error.h"
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#include "d_glob.h"
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//added on 9/5/99 by Victor Rachels
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#include "d_slash.h"
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//end this section addition - VR
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mle Mission_list[MAX_MISSIONS];
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int Current_mission_num;
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char *Current_mission_filename,*Current_mission_longname;
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//this stuff should get defined elsewhere
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char Level_names[MAX_LEVELS_PER_MISSION][13];
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char Secret_level_names[MAX_SECRET_LEVELS_PER_MISSION][13];
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//strips damn newline from end of line
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char *mfgets(char *s,int n,FILE *f)
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{
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char *r;
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r = fgets(s,n,f);
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if (r && s[strlen(s)-1] == '\n')
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s[strlen(s)-1] = 0;
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return r;
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}
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//compare a string for a token. returns true if match
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int istok(char *buf,char *tok)
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{
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return strncasecmp(buf,tok,strlen(tok)) == 0;
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}
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//adds a terminating 0 after a string at the first white space
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void add_term(char *s)
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{
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while (*s && !isspace(*s)) s++;
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*s = 0; //terminate!
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}
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//returns ptr to string after '=' & white space, or NULL if no '='
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//adds 0 after parm at first white space
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char *get_value(char *buf)
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{
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char *t;
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t = strchr(buf,'=')+1;
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if (t) {
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while (*t && isspace(*t)) t++;
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if (*t)
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return t;
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}
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return NULL; //error!
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}
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//reads a line, returns ptr to value of passed parm. returns NULL if none
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char *get_parm_value(char *parm,FILE *f)
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{
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static char buf[80];
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if (!mfgets(buf,80,f))
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return NULL;
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if (istok(buf,parm))
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return get_value(buf);
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else
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return NULL;
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}
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int ml_sort_func(mle *e0,mle *e1)
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{
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return strcmp(e0->mission_name,e1->mission_name);
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}
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//fills in the global list of missions. Returns the number of missions
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//in the list. If anarchy_mode set, don't include non-anarchy levels.
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//if there is only one mission, this function will call load_mission on it.
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int build_mission_list(int anarchy_mode)
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{
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int count=0;
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char missionspec[256];
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d_glob_t glob_ret;
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//fill in built-in level
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#ifndef DEST_SAT
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strcpy(Mission_list[0].filename,""); //no filename for builtin
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strcpy(Mission_list[0].mission_name,"Descent: First Strike");
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count = 1;
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#endif
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strcpy(missionspec, AltHogDir);
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strcat(missionspec, "*.msn");
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//now search for levels on disk
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if ( !d_glob(missionspec, &glob_ret) && glob_ret.gl_pathc) {
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int j;
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for (j = 0; j < glob_ret.gl_pathc && (count < MAX_MISSIONS); j++) {
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FILE *mfile;
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int is_anarchy;
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char temp[13], *t;
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char openfile[128];
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//added/edited on 9/5/99 by Victor Rachels for \ or /
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if ((t = strrchr(glob_ret.gl_pathv[j], USEDSLASH)))
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//end this section edit - VR
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t++;
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else
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t = glob_ret.gl_pathv[j];
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if (strlen(t) > 12)
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continue;
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strcpy(temp, t);
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if ((t = strchr(temp,'.')) == NULL)
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continue;
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*t = 0; //kill extension
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strncpy( Mission_list[count].filename, temp, MISSION_FILENAME_LEN );
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Mission_list[count].anarchy_only_flag = is_anarchy = 0;
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//added/edited on 9/5/99 by Victor Rachels for windows open
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#ifdef __WINDOWS__
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sprintf(openfile,"%s%s",AltHogDir,glob_ret.gl_pathv[j]);
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#else
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sprintf(openfile,"%s",glob_ret.gl_pathv[j]);
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#endif
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mfile = fopen(openfile, "rt");
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//end this section add/edit - VR
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if (mfile) {
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char *p;
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p = get_parm_value("name",mfile);
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if (p) {
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char *t;
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if ((t=strchr(p,';'))!=NULL)
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*t=0;
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t = p + strlen(p)-1;
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while (isspace(*t)) t--;
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strncpy(Mission_list[count].mission_name,p,MISSION_NAME_LEN);
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}
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else {
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fclose(mfile);
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continue; //abort this mission file
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}
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p = get_parm_value("type",mfile);
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//get mission type
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if (p)
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Mission_list[count].anarchy_only_flag = is_anarchy = istok(p,"anarchy");
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fclose(mfile);
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if (!anarchy_mode && is_anarchy)
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continue; //skip this mission
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count++;
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}
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}
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d_globfree(&glob_ret);
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}
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#ifdef USE_CD
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if ( strlen(destsat_cdpath) ) {
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int i;
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char temp_spec[128];
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strcpy( temp_spec, destsat_cdpath );
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strcat( temp_spec, "*.msn" );
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if ( !d_glob(temp_spec, &glob_ret) && glob_ret.gl_pathc) {
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int j;
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for (j = 0; j < glob_ret.gl_pathc && (count < MAX_MISSIONS); j++) {
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FILE *mfile;
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int is_anarchy;
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char temp[13], *t;
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//added/edited on 9/5/99 by Victor Rachels for \ or /
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if ((t = strrchr(glob_ret.gl_pathv[j], USEDSLASH)))
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//end this section edit - VR
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t++;
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else
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t = glob_ret.gl_pathv[j];
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if (strlen(t) > 12)
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continue;
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strcpy(temp, t);
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if ((t = strchr(temp,'.')) == NULL)
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continue;
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*t = 0; //kill extension
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for (i=0; i<count; i++ ) {
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if (!strcasecmp( Mission_list[i].filename, temp))
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break;
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}
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if ( i < count ) continue; // Don't use same mission twice!
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strncpy( Mission_list[count].filename, temp, MISSION_FILENAME_LEN );
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Mission_list[count].anarchy_only_flag = is_anarchy = 0;
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mfile = fopen(glob_ret.gl_pathv[j], "rt");
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if (mfile) {
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char *p;
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p = get_parm_value("name",mfile);
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if (p) {
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char *t;
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if ((t=strchr(p,';'))!=NULL)
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*t=0;
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t = p + strlen(p)-1;
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while (isspace(*t)) t--;
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strncpy(Mission_list[count].mission_name,p,MISSION_NAME_LEN);
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}
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else {
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fclose(mfile);
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continue; //abort this mission file
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}
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p = get_parm_value("type",mfile);
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//get mission type
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if (p)
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Mission_list[count].anarchy_only_flag = is_anarchy = istok(p,"anarchy");
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fclose(mfile);
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if (!anarchy_mode && is_anarchy)
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continue; //skip this mission
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count++;
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}
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}
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d_glob_free(&glob_ret);
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}
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}
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#endif
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if (count>1)
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qsort(&Mission_list[1],count-1,sizeof(*Mission_list),(int (*)(const void *, const void *))ml_sort_func);
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load_mission(0); //set built-in mission as default
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return count;
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}
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//values for built-in mission
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#define BIM_LAST_LEVEL 27
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#define BIM_LAST_SECRET_LEVEL -3
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#define BIM_BRIEFING_FILE "briefing.tex"
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#define BIM_ENDING_FILE "endreg.tex"
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//loads the specfied mission from the mission list. build_mission_list()
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//must have been called. If build_mission_list() returns 0, this function
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//does not need to be called. Returns true if mission loaded ok, else false.
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int load_mission(int mission_num)
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{
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Current_mission_num = mission_num;
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mprintf(( 0, "Loading mission %d\n", mission_num ));
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#ifndef DEST_SAT
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if (mission_num == 0) { //built-in mission
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int i;
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#ifdef ROCKWELL_CODE
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Last_level = 7;
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Last_secret_level = 0;
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//build level names
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for (i=0;i<Last_level;i++)
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sprintf(Level_names[i], "level%02d.rdl", i+1);
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#else
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Last_level = BIM_LAST_LEVEL;
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Last_secret_level = BIM_LAST_SECRET_LEVEL;
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//build level names
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for (i=0;i<Last_level;i++)
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sprintf(Level_names[i], "level%02d.rdl", i+1);
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for (i=0;i<-Last_secret_level;i++)
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sprintf(Secret_level_names[i], "levels%1d.rdl", i+1);
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Secret_level_table[0] = 10;
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Secret_level_table[1] = 21;
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Secret_level_table[2] = 24;
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#endif
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strcpy(Briefing_text_filename,BIM_BRIEFING_FILE);
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strcpy(Ending_text_filename,BIM_ENDING_FILE);
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cfile_use_alternate_hogfile(NULL); //disable alternate
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} else
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#endif
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{ //NOTE LINK TO ABOVE IF!!!!!
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//read mission from file
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FILE *mfile;
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char buf[80], tmp[80], *v;
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strcpy(buf,Mission_list[mission_num].filename);
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strcat(buf,".msn");
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strcpy(tmp,Mission_list[mission_num].filename);
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strcat(tmp,".hog");
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cfile_use_alternate_hogfile(tmp);
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mfile = fopen(buf,"rt");
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if ((mfile == NULL) && AltHogdir_initialized) {
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char temp_spec[128];
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strcpy( temp_spec, AltHogDir );
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strcat( temp_spec, buf );
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mfile = fopen( temp_spec, "rt" );
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}
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#ifdef USE_CD
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if (mfile == NULL) {
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if ( strlen(destsat_cdpath) ) {
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char temp_spec[128];
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strcpy( temp_spec, destsat_cdpath );
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strcat( temp_spec, buf );
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mfile = fopen( temp_spec, "rt" );
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}
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}
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#endif
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if (mfile == NULL) {
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Current_mission_num = -1;
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return 0; //error!
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}
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//init vars
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Last_level = 0;
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Last_secret_level = 0;
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Briefing_text_filename[0] = 0;
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Ending_text_filename[0] = 0;
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#ifdef DEST_SAT
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if (!strcasecmp(Mission_list[mission_num].filename, "DESTSAT")) { // Destination Saturn.
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strcpy(Briefing_text_filename,"briefsat.tex");
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strcpy(Ending_text_filename,"endsat.tex");
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}
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#endif
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while (mfgets(buf,80,mfile)) {
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if (istok(buf,"name"))
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continue; //already have name, go to next line
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else if (istok(buf,"type"))
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continue; //already have name, go to next line
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else if (istok(buf,"hog")) {
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char *bufp = buf;
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while (*(bufp++) != '=')
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;
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if (*bufp == ' ')
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while (*(++bufp) == ' ')
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;
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cfile_use_alternate_hogfile(bufp);
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mprintf((0, "Hog file override = [%s]\n", bufp));
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} else if (istok(buf,"briefing")) {
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if ((v = get_value(buf)) != NULL) {
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add_term(v);
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if (strlen(v) < 13)
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strcpy(Briefing_text_filename,v);
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}
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}
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else if (istok(buf,"ending")) {
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if ((v = get_value(buf)) != NULL) {
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add_term(v);
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if (strlen(v) < 13)
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strcpy(Ending_text_filename,v);
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}
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}
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else if (istok(buf,"num_levels")) {
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if ((v=get_value(buf))!=NULL) {
|
|
int n_levels,i;
|
|
|
|
n_levels = atoi(v);
|
|
|
|
for (i=0;i<n_levels && mfgets(buf,80,mfile);i++) {
|
|
|
|
add_term(buf);
|
|
if (strlen(buf) <= 12) {
|
|
strcpy(Level_names[i],buf);
|
|
Last_level++;
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
|
|
}
|
|
}
|
|
else if (istok(buf,"num_secrets")) {
|
|
if ((v=get_value(buf))!=NULL) {
|
|
int n_secret_levels,i;
|
|
|
|
n_secret_levels = atoi(v);
|
|
|
|
for (i=0;i<n_secret_levels && mfgets(buf,80,mfile);i++) {
|
|
char *t;
|
|
|
|
|
|
if ((t=strchr(buf,','))!=NULL) *t++=0;
|
|
else
|
|
break;
|
|
|
|
add_term(buf);
|
|
if (strlen(buf) <= 12) {
|
|
strcpy(Secret_level_names[i],buf);
|
|
Secret_level_table[i] = atoi(t);
|
|
if (Secret_level_table[i]<1 || Secret_level_table[i]>Last_level)
|
|
break;
|
|
Last_secret_level--;
|
|
}
|
|
else
|
|
break;
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
fclose(mfile);
|
|
|
|
if (Last_level <= 0) {
|
|
Current_mission_num = -1; //no valid mission loaded
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
Current_mission_filename = Mission_list[Current_mission_num].filename;
|
|
Current_mission_longname = Mission_list[Current_mission_num].mission_name;
|
|
|
|
return 1;
|
|
}
|
|
|
|
//loads the named mission if exists.
|
|
//Returns true if mission loaded ok, else false.
|
|
int load_mission_by_name(char *mission_name)
|
|
{
|
|
int n,i;
|
|
|
|
n = build_mission_list(1);
|
|
|
|
for (i=0;i<n;i++)
|
|
if (!strcasecmp(mission_name,Mission_list[i].filename))
|
|
return load_mission(i);
|
|
|
|
return 0; //couldn't find mission
|
|
}
|
|
#endif
|