LIBS=-lrt
endif
-OBJS=main.o init.o actions.o score.o misc.o
+OBJS=main.o init.o actions.o score.o misc.o saveresume.o
SOURCES=$(OBJS:.o=.c) dungeon.c advent.h sizes.h adventure.text Makefile control linenoise/linenoise.[ch]
.c.o:
score.o: advent.h database.h database.c sizes.h
-misc.o: advent.h database.h database.c sizes.h
+misc.o: advent.h database.h database.c sizes.h
+
+saveresume.o: advent.h database.h database.c sizes.h
database.o: database.c database.h sizes.h
$(CC) $(CCFLAGS) $(DBX) -c database.c
#include "advent.h"
#include "database.h"
-#define VRSION 25 /* bump on save format change */
-
/*
* Action handlers. Eventually we'll do lookup through a method table
* that calls these. Absolutely nothing like the original FORTRAN.
}
-static int suspendresume(FILE *input, bool resume)
-/* Suspend and resume */
-{
- int kk;
- long i;
- if (!resume) {
- /* Suspend. Offer to save things in a file, but charging
- * some points (so can't win by using saved games to retry
- * battles or to start over after learning zzword). */
- SPK=201;
- RSPEAK(260);
- if (!YES(input,200,54,54)) return(2012);
- game.saved=game.saved+5;
- kk= -1;
- }
- else
- {
- /* Resume. Read a suspended game back from a file. */
- kk=1;
- if (game.loc != 1 || game.abbrev[1] != 1) {
- RSPEAK(268);
- if (!YES(input,200,54,54)) return(2012);
- }
- }
-
- /* Suspend vs resume cases are distinguished by the value of kk
- * (-1 for suspend, +1 for resume). */
-
- /*
- * FIXME: This is way more complicated than it needs to be in C.
- * What we ought to do is define a save-block structure that
- * includes a game state block and then use a single fread/fwrite
- * for I/O. All the SAV* functions can be scrapped.
- */
-
- DATIME(&i,&K);
- K=i+650*K;
- SAVWRD(kk,K);
- K=VRSION;
- SAVWRD(0,K);
- if (K != VRSION) {
- SETPRM(1,K/10,MOD(K,10));
- SETPRM(3,VRSION/10,MOD(VRSION,10));
- RSPEAK(269);
- return(2000);
- }
- /* Herewith are all the variables whose values can change during a game,
- * omitting a few (such as I, J) whose values between turns are
- * irrelevant and some whose values when a game is
- * suspended or resumed are guaranteed to match. If unsure whether a value
- * needs to be saved, include it. Overkill can't hurt. Pad the last savwds
- * with junk variables to bring it up to 7 values. */
- SAVWDS(game.abbnum,game.blklin,game.bonus,game.clock1,game.clock2,game.closed,game.closng);
- SAVWDS(game.detail,game.dflag,game.dkill,game.dtotal,game.foobar,game.holdng,game.iwest);
- SAVWDS(game.knfloc,game.limit,K,game.lmwarn,game.loc,game.newloc,game.numdie);
- SAVWDS(K,game.oldlc2,game.oldloc,game.oldobj,game.panic,game.saved,game.setup);
- SAVWDS(SPK,game.tally,game.thresh,game.trndex,game.trnluz,game.turns,OBJTXT[OYSTER]);
- SAVWDS(K,WD1,WD1X,WD2,game.wzdark,game.zzword,OBJSND[BIRD]);
- SAVWDS(OBJTXT[SIGN],game.clshnt,game.novice,K,K,K,K);
- SAVARR(game.abbrev,LOCSIZ);
- SAVARR(game.atloc,LOCSIZ);
- SAVARR(game.dloc,NDWARVES);
- SAVARR(game.dseen,NDWARVES);
- SAVARR(game.fixed,NOBJECTS);
- SAVARR(game.hinted,HNTSIZ);
- SAVARR(game.hintlc,HNTSIZ);
- SAVARR(game.link,NOBJECTS*2);
- SAVARR(game.odloc,NDWARVES);
- SAVARR(game.place,NOBJECTS);
- SAVARR(game.prop,NOBJECTS);
- SAVWRD(kk,K);
- if (K != 0) {
- RSPEAK(270);
- exit(0);
- }
- K=NUL;
- game.zzword=RNDVOC(3,game.zzword);
- if (kk > 0) return(8);
- RSPEAK(266);
- exit(0);
-}
-
static int throw_support(long spk)
{
RSPEAK(spk);
case 26: /* READ */ return read(input, INTRANSITIVE);
case 27: /* BREAK */ return(8000);
case 28: /* WAKE */ return(8000);
- case 29: /* SUSP */ return suspendresume(input, false);
- case 30: /* RESU */ return suspendresume(input, true);
+ case 29: /* SUSP */ return saveresume(input, false);
+ case 30: /* RESU */ return saveresume(input, true);
case 31: /* FLY */ return fly(INTRANSITIVE);
case 32: /* LISTE */ return listen();
case 33: /* ZZZZ */ return reservoir();
extern void PUTTXT(token_t,long*,long);
extern void SHFTXT(long,long);
extern void TYPE0(void);
-
-extern void fSAVWDS(long*,long*,long*,long*,long*,long*,long*);
-#define SAVWDS(W1,W2,W3,W4,W5,W6,W7) fSAVWDS(&W1,&W2,&W3,&W4,&W5,&W6,&W7)
-extern void fSAVARR(long*,long);
-#define SAVARR(ARR,N) fSAVARR(ARR,N)
-extern void fSAVWRD(long,long*);
-#define SAVWRD(OP,WORD) fSAVWRD(OP,&WORD)
-
extern long VOCAB(long,long);
extern void DSTROY(long);
extern void JUGGLE(long);
extern void BUG(long) __attribute__((noreturn));
extern bool MAPLIN(FILE *);
extern void TYPE(void);
-
-extern void fSAVEIO(long,long,long*);
-#define SAVEIO(OP,IN,ARR) fSAVEIO(OP,IN,ARR)
extern void DATIME(long*, long*);
-
extern long MOD(long,long);
extern void set_seed(long);
extern unsigned long get_next_lcg_value(void);
extern long randrange(long);
extern void score(long);
+extern int saveresume(FILE *, bool);
/* Statement functions
*
extern long K, SPK, WD1, WD1X, WD2, WD2X;
enum speechpart {unknown, intransitive, transitive};
+
+/* hack to ignore GCC Unused Result */
+#define IGNORE(r) do{if (r){}}while(0)
+
+/* end */
+
#include "database.h"
#include "linenoise/linenoise.h"
-/* hack to ignore GCC Unused Result */
-#define IGNORE(r) do{if (r){}}while(0)
-
#define PERCENT 63 /* partly hide the packed encoding */
const char advent_to_ascii[] = {0, 32, 33, 34, 39, 40, 41, 42, 43, 44, 45, 46, 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, 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, 37, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 0, 1, 2, 3, 4, 5, 6, 7, 8, 0, 0, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 35, 36, 38, 47, 58, 59, 60, 61, 62, 63, 64, 91, 92, 93, 94, 95, 96, 123, 124, 125, 126, 0};
return;
}
-/* Suspend/resume I/O routines (SAVWDS, SAVARR, SAVWRD) */
-
-void fSAVWDS(long *W1, long *W2, long *W3, long *W4,
- long *W5, long *W6, long *W7)
-/* Write or read 7 variables. See SAVWRD. */
-{
- SAVWRD(0,(*W1));
- SAVWRD(0,(*W2));
- SAVWRD(0,(*W3));
- SAVWRD(0,(*W4));
- SAVWRD(0,(*W5));
- SAVWRD(0,(*W6));
- SAVWRD(0,(*W7));
-}
-
-void fSAVARR(long arr[], long n)
-/* Write or read an array of n words. See SAVWRD. */
-{
- long i;
-
- for (i=1; i<=n; i++) {
- SAVWRD(0,arr[i]);
- }
- return;
-}
-
-void fSAVWRD(long op, long *pword)
-/* If OP<0, start writing a file, using word to initialise encryption; save
- * word in the file. If OP>0, start reading a file; read the file to find
- * the value with which to decrypt the rest. In either case, if a file is
- * already open, finish writing/reading it and don't start a new one. If OP=0,
- * read/write a single word. Words are buffered in case that makes for more
- * efficient disk use. We also compute a simple checksum to catch elementary
- * poking within the saved file. When we finish reading/writing the file,
- * we store zero into *PWORD if there's no checksum error, else nonzero. */
-{
- static long buf[250], cksum = 0, h1, hash = 0, n = 0, state = 0;
-
- if (op != 0)
- {
- long ifvar = state;
- switch (ifvar<0 ? -1 : (ifvar>0 ? 1 : 0))
- {
- case -1:
- case 1:
- if (n == 250)SAVEIO(1,state > 0,buf);
- n=MOD(n,250)+1;
- if (state <= 0) {
- n--; buf[n]=cksum; n++;
- SAVEIO(1,false,buf);
- }
- n--; *pword=buf[n]-cksum; n++;
- SAVEIO(-1,state > 0,buf);
- state=0;
- break;
- case 0: /* FIXME: Huh? should be impossible */
- state=op;
- SAVEIO(0,state > 0,buf);
- n=1;
- if (state <= 0) {
- hash=MOD(*pword,1048576L);
- buf[0]=1234L*5678L-hash;
- }
- SAVEIO(1,true,buf);
- hash=MOD(1234L*5678L-buf[0],1048576L);
- cksum=buf[0];
- return;
- }
- }
- if (state == 0)
- return;
- if (n == 250)
- SAVEIO(1,state > 0,buf);
- n=MOD(n,250)+1;
- h1=MOD(hash*1093L+221573L,1048576L);
- hash=MOD(h1*1093L+221573L,1048576L);
- h1=MOD(h1,1234)*765432+MOD(hash,123);
- n--;
- if (state > 0)
- *pword=buf[n]+h1;
- buf[n]=*pword-h1;
- n++;
- cksum=MOD(cksum*13+*pword,1000000000L);
-}
-
/* Data structure routines */
long VOCAB(long id, long init)
return;
}
-void fSAVEIO(long op, long in, long arr[])
-/* If OP=0, ask for a file name and open a file. (If IN=true, the file is for
- * input, else output.) If OP>0, read/write ARR from/into the previously-opened
- * file. (ARR is a 250-integer array.) If OP<0, finish reading/writing the
- * file. (Finishing writing can be a no-op if a "stop" statement does it
- * automatically. Finishing reading can be a no-op as long as a subsequent
- * SAVEIO(0,false,X) will still work.) */
-{
- static FILE *fp = NULL;
- char* name;
-
- switch (op < 0 ? -1 : (op > 0 ? 1 : 0))
- {
- case -1:
- fclose(fp);
- break;
- case 0:
- while (fp == NULL) {
- name = linenoise("File name: ");
- fp = fopen(name,(in ? READ_MODE : WRITE_MODE));
- if (fp == NULL)
- printf("Can't open file %s, try again.\n", name);
- }
- linenoiseFree(name);
- break;
- case 1:
- if (in)
- IGNORE(fread(arr,sizeof(long),250,fp));
- else
- IGNORE(fwrite(arr,sizeof(long),250,fp));
- break;
- }
-}
-
void DATIME(long* d, long* t)
{
struct timeval tv;
--- /dev/null
+#include <stdlib.h>
+
+#include "advent.h"
+#include "database.h"
+#include "linenoise/linenoise.h"
+
+#define VRSION 25 /* bump on save format change */
+
+static void fSAVWDS(long*,long*,long*,long*,long*,long*,long*);
+#define SAVWDS(W1,W2,W3,W4,W5,W6,W7) fSAVWDS(&W1,&W2,&W3,&W4,&W5,&W6,&W7)
+static void fSAVARR(long*,long);
+#define SAVARR(ARR,N) fSAVARR(ARR,N)
+static void fSAVWRD(long,long*);
+#define SAVWRD(OP,WORD) fSAVWRD(OP,&WORD)
+static void fSAVEIO(long,long,long*);
+#define SAVEIO(OP,IN,ARR) fSAVEIO(OP,IN,ARR)
+
+/* Suspend/resume I/O routines (SAVWDS, SAVARR, SAVWRD) */
+
+static void fSAVWDS(long *W1, long *W2, long *W3, long *W4,
+ long *W5, long *W6, long *W7)
+/* Write or read 7 variables. See SAVWRD. */
+{
+ SAVWRD(0,(*W1));
+ SAVWRD(0,(*W2));
+ SAVWRD(0,(*W3));
+ SAVWRD(0,(*W4));
+ SAVWRD(0,(*W5));
+ SAVWRD(0,(*W6));
+ SAVWRD(0,(*W7));
+}
+
+static void fSAVARR(long arr[], long n)
+/* Write or read an array of n words. See SAVWRD. */
+{
+ long i;
+
+ for (i=1; i<=n; i++) {
+ SAVWRD(0,arr[i]);
+ }
+ return;
+}
+
+static void fSAVWRD(long op, long *pword)
+/* If OP<0, start writing a file, using word to initialise encryption; save
+ * word in the file. If OP>0, start reading a file; read the file to find
+ * the value with which to decrypt the rest. In either case, if a file is
+ * already open, finish writing/reading it and don't start a new one. If OP=0,
+ * read/write a single word. Words are buffered in case that makes for more
+ * efficient disk use. We also compute a simple checksum to catch elementary
+ * poking within the saved file. When we finish reading/writing the file,
+ * we store zero into *PWORD if there's no checksum error, else nonzero. */
+{
+ static long buf[250], cksum = 0, h1, hash = 0, n = 0, state = 0;
+
+ if (op != 0)
+ {
+ long ifvar = state;
+ switch (ifvar<0 ? -1 : (ifvar>0 ? 1 : 0))
+ {
+ case -1:
+ case 1:
+ if (n == 250)SAVEIO(1,state > 0,buf);
+ n=MOD(n,250)+1;
+ if (state <= 0) {
+ n--; buf[n]=cksum; n++;
+ SAVEIO(1,false,buf);
+ }
+ n--; *pword=buf[n]-cksum; n++;
+ SAVEIO(-1,state > 0,buf);
+ state=0;
+ break;
+ case 0: /* FIXME: Huh? should be impossible */
+ state=op;
+ SAVEIO(0,state > 0,buf);
+ n=1;
+ if (state <= 0) {
+ hash=MOD(*pword,1048576L);
+ buf[0]=1234L*5678L-hash;
+ }
+ SAVEIO(1,true,buf);
+ hash=MOD(1234L*5678L-buf[0],1048576L);
+ cksum=buf[0];
+ return;
+ }
+ }
+ if (state == 0)
+ return;
+ if (n == 250)
+ SAVEIO(1,state > 0,buf);
+ n=MOD(n,250)+1;
+ h1=MOD(hash*1093L+221573L,1048576L);
+ hash=MOD(h1*1093L+221573L,1048576L);
+ h1=MOD(h1,1234)*765432+MOD(hash,123);
+ n--;
+ if (state > 0)
+ *pword=buf[n]+h1;
+ buf[n]=*pword-h1;
+ n++;
+ cksum=MOD(cksum*13+*pword,1000000000L);
+}
+
+static void fSAVEIO(long op, long in, long arr[])
+/* If OP=0, ask for a file name and open a file. (If IN=true, the file is for
+ * input, else output.) If OP>0, read/write ARR from/into the previously-opened
+ * file. (ARR is a 250-integer array.) If OP<0, finish reading/writing the
+ * file. (Finishing writing can be a no-op if a "stop" statement does it
+ * automatically. Finishing reading can be a no-op as long as a subsequent
+ * SAVEIO(0,false,X) will still work.) */
+{
+ static FILE *fp = NULL;
+ char* name;
+
+ switch (op < 0 ? -1 : (op > 0 ? 1 : 0))
+ {
+ case -1:
+ fclose(fp);
+ break;
+ case 0:
+ while (fp == NULL) {
+ name = linenoise("File name: ");
+ fp = fopen(name,(in ? READ_MODE : WRITE_MODE));
+ if (fp == NULL)
+ printf("Can't open file %s, try again.\n", name);
+ }
+ linenoiseFree(name);
+ break;
+ case 1:
+ if (in)
+ IGNORE(fread(arr,sizeof(long),250,fp));
+ else
+ IGNORE(fwrite(arr,sizeof(long),250,fp));
+ break;
+ }
+}
+
+int saveresume(FILE *input, bool resume)
+/* Suspend and resume */
+{
+ int kk;
+ long i;
+ if (!resume) {
+ /* Suspend. Offer to save things in a file, but charging
+ * some points (so can't win by using saved games to retry
+ * battles or to start over after learning zzword). */
+ SPK=201;
+ RSPEAK(260);
+ if (!YES(input,200,54,54)) return(2012);
+ game.saved=game.saved+5;
+ kk= -1;
+ }
+ else
+ {
+ /* Resume. Read a suspended game back from a file. */
+ kk=1;
+ if (game.loc != 1 || game.abbrev[1] != 1) {
+ RSPEAK(268);
+ if (!YES(input,200,54,54)) return(2012);
+ }
+ }
+
+ /* Suspend vs resume cases are distinguished by the value of kk
+ * (-1 for suspend, +1 for resume). */
+
+ /*
+ * FIXME: This is way more complicated than it needs to be in C.
+ * What we ought to do is define a save-block structure that
+ * includes a game state block and then use a single fread/fwrite
+ * for I/O. All the SAV* functions can be scrapped.
+ */
+
+ DATIME(&i,&K);
+ K=i+650*K;
+ SAVWRD(kk,K);
+ K=VRSION;
+ SAVWRD(0,K);
+ if (K != VRSION) {
+ SETPRM(1,K/10,MOD(K,10));
+ SETPRM(3,VRSION/10,MOD(VRSION,10));
+ RSPEAK(269);
+ return(2000);
+ }
+ /* Herewith are all the variables whose values can change during a game,
+ * omitting a few (such as I, J) whose values between turns are
+ * irrelevant and some whose values when a game is
+ * suspended or resumed are guaranteed to match. If unsure whether a value
+ * needs to be saved, include it. Overkill can't hurt. Pad the last savwds
+ * with junk variables to bring it up to 7 values. */
+ SAVWDS(game.abbnum,game.blklin,game.bonus,game.clock1,game.clock2,game.closed,game.closng);
+ SAVWDS(game.detail,game.dflag,game.dkill,game.dtotal,game.foobar,game.holdng,game.iwest);
+ SAVWDS(game.knfloc,game.limit,K,game.lmwarn,game.loc,game.newloc,game.numdie);
+ SAVWDS(K,game.oldlc2,game.oldloc,game.oldobj,game.panic,game.saved,game.setup);
+ SAVWDS(SPK,game.tally,game.thresh,game.trndex,game.trnluz,game.turns,OBJTXT[OYSTER]);
+ SAVWDS(K,WD1,WD1X,WD2,game.wzdark,game.zzword,OBJSND[BIRD]);
+ SAVWDS(OBJTXT[SIGN],game.clshnt,game.novice,K,K,K,K);
+ SAVARR(game.abbrev,LOCSIZ);
+ SAVARR(game.atloc,LOCSIZ);
+ SAVARR(game.dloc,NDWARVES);
+ SAVARR(game.dseen,NDWARVES);
+ SAVARR(game.fixed,NOBJECTS);
+ SAVARR(game.hinted,HNTSIZ);
+ SAVARR(game.hintlc,HNTSIZ);
+ SAVARR(game.link,NOBJECTS*2);
+ SAVARR(game.odloc,NDWARVES);
+ SAVARR(game.place,NOBJECTS);
+ SAVARR(game.prop,NOBJECTS);
+ SAVWRD(kk,K);
+ if (K != 0) {
+ RSPEAK(270);
+ exit(0);
+ }
+ K=NUL;
+ game.zzword=RNDVOC(3,game.zzword);
+ if (kk > 0) return(8);
+ RSPEAK(266);
+ exit(0);
+}
projects / open-adventure.git / commitdiff