#include <stdio.h>
#include <stdbool.h>
#include <getopt.h>
+#include <signal.h>
#include "main.h"
#include "misc.h"
KTAB[331], *LINES, LINK[201], LNLENG, LNPOSN,
PARMS[26], PLACE[101], PTEXT[101], RTEXT[278],
SETUP = 0, TABSIZ = 330;
-signed char INLINE[LINESIZE+1], MAP1[129], MAP2[129];
+signed char rawbuf[LINESIZE], INLINE[LINESIZE+1], MAP1[129], MAP2[129];
long ABBNUM, ACTSPK[36], AMBER, ATTACK, AXE, BACK, BATTER, BEAR, BIRD, BLOOD, BONUS,
BOTTLE, CAGE, CAVE, CAVITY, CHAIN, CHASM, CHEST, CHLOC, CHLOC2,
extern void score(long);
extern int action(FILE *, long);
+void sig_handler(int signo)
+{
+ if (signo == SIGINT)
+ if (logfp != NULL)
+ fflush(logfp);
+ exit(0);
+}
+
/*
* MAIN PROGRAM
*/
-static void do_command(FILE *);
+static bool do_command(FILE *);
int main(int argc, char *argv[]) {
int ch;
while ((ch = getopt(argc, argv, "l:o")) != EOF) {
switch (ch) {
case 'l':
- logfp = fopen(optarg, "w+");
+ logfp = fopen(optarg, "w");
if (logfp == NULL)
fprintf(stderr,
"advent: can't open logfile %s for write\n",
optarg);
+ signal(SIGINT, sig_handler);
break;
case 'o':
oldstyle = true;
lcgstate.a = 1093;
lcgstate.c = 221587;
lcgstate.m = 1048576;
- set_seed_from_time();
+ long seedval = (long)time(NULL);
+ set_seed(seedval);
/* Read the database if we have not yet done so */
LIMIT=330;
if(NOVICE)LIMIT=1000;
+ if (logfp)
+ fprintf(logfp, "seed %ld\n", seedval);
+
for (;;) {
- do_command(stdin);
+ if (!do_command(stdin))
+ break;
}
+ score(1);
+}
+
+static bool fallback_handler(signed char *buf)
+/* fallback handler for commands not handled by FORTRANish parser */
+{
+ long sv;
+ if (sscanf(buf, "seed %ld", &sv) == 1) {
+ set_seed(sv);
+ printf("Seed set to %ld\n", sv);
+ // here we reconfigure any global game state that uses random numbers
+ ZZWORD=RNDVOC(3,0)+MESH*2;
+ return true;
+ }
+ return false;
}
-static void do_command(FILE *cmdin) {
+static bool do_command(FILE *cmdin) {
/* Can't leave cave once it's closing (except by main office). */
L2605: WZDARK=DARK(0);
if(KNFLOC > 0 && KNFLOC != LOC)KNFLOC=0;
I=0;
- GETIN(cmdin, WD1,WD1X,WD2,WD2X);
+ if (!GETIN(cmdin, WD1,WD1X,WD2,WD2X))
+ return false;
/* Every input, check "FOOBAR" flag. If zero, nothing's going on. If pos,
* make neg. If neg, he skipped a word, so make it zero. */
/* Gee, I don't understand. */
L3000: SETPRM(1,WD1,WD1X);
+ if (fallback_handler(rawbuf))
+ return true;
RSPEAK(254);
goto L2600;
L5000: I=5000;
Laction:
switch (action(cmdin, I)) {
- case 2: return;
+ case 2: return true;
case 8: goto L8;
case 2000: goto L2000;
case 2009: goto L2009;
L8: KK=KEY[LOC];
NEWLOC=LOC;
if(KK == 0)BUG(26);
- if(K == NUL) return;
+ if(K == NUL) return true;
if(K == BACK) goto L20;
if(K == LOOK) goto L30;
if(K == CAVE) goto L40;
L14: if(NEWLOC != 0 && !PCT(NEWLOC)) goto L12;
L16: NEWLOC=MOD(LL,1000);
- if(NEWLOC <= 300) return;
+ if(NEWLOC <= 300) return true;
if(NEWLOC <= 500) goto L30000;
RSPEAK(NEWLOC-500);
NEWLOC=LOC;
- return;
+ return true;
/* Special motions come here. Labelling convention: statement numbers NNNXX
* (XX=00-99) are used for special case number NNN (NNN=301-500). */
* be used for actual motion, but can be spotted by "go back". */
L30100: NEWLOC=99+100-LOC;
- if(HOLDNG == 0 || (HOLDNG == 1 && TOTING(EMRALD))) return;
+ if(HOLDNG == 0 || (HOLDNG == 1 && TOTING(EMRALD))) return true;
NEWLOC=LOC;
RSPEAK(117);
- return;
+ return true;
/* Travel 302. Plover transport. Drop the emerald (only use special travel if
* toting it), so he's forced to use the plover-passage to get it out. Having
MOVE(TROLL+100,FIXD[TROLL]);
JUGGLE(CHASM);
NEWLOC=LOC;
- return;
+ return true;
L30310: NEWLOC=PLAC[TROLL]+FIXD[TROLL]-LOC;
if(PROP[TROLL] == 0)PROP[TROLL]=1;
- if(!TOTING(BEAR)) return;
+ if(!TOTING(BEAR)) return true;
RSPEAK(162);
PROP[CHASM]=1;
PROP[TROLL]=2;
if(CNDBIT(LOC,4))K2=274;
if(K2 == 0) goto L21;
RSPEAK(K2);
- return;
+ return true;
L21: LL=MOD((IABS(TRAVEL[KK])/1000),1000);
if(LL == K) goto L25;
L23: KK=K2;
if(KK != 0) goto L25;
RSPEAK(140);
- return;
+ return true;
L25: K=MOD(IABS(TRAVEL[KK]),1000);
KK=KEY[LOC];
DETAIL=DETAIL+1;
WZDARK=false;
ABB[LOC]=0;
- return;
+ return true;
/* Cave. Different messages depending on whether above ground. */
L40: K=58;
if(OUTSID(LOC) && LOC != 8)K=57;
RSPEAK(K);
- return;
+ return true;
/* Non-applicable motion. Various messages depending on word given. */
if(K == 62 || K == 65)SPK=42;
if(K == 17)SPK=80;
RSPEAK(SPK);
- return;
-
-
-
-
+ return true;
/* "You're dead, Jim."
*
RSPEAK(132);
CLOSED=true;
- return;
+ return true;
/* Another way we can force an end to things is by having the lamp give out.
* When it gets close, we come here to warn him. We go to 12000 if the lamp