* 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",
if(NOVICE)LIMIT=1000;
for (;;) {
- do_command(stdin);
+ if (!do_command(stdin))
+ break;
}
+ score(1);
}
-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. */
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
#define WORD1X (*wORD1X)
#define WORD2 (*wORD2)
#define WORD2X (*wORD2X)
-void fGETIN(FILE *input, long *wORD1, long *wORD1X, long *wORD2, long *wORD2X) {
+bool fGETIN(FILE *input, long *wORD1, long *wORD1X, long *wORD2, long *wORD2X) {
long JUNK;
/* Get a command from the adventurer. Snarf out the first word, pad it with
L10: if(BLKLIN)TYPE0();
MAPLIN(input);
- if(input == stdin && feof(stdin)) score(1);
+ if (feof(input))
+ return false;
WORD1=GETTXT(true,true,true,0);
if(BLKLIN && WORD1 < 0) goto L10;
WORD1X=GETTXT(false,true,true,0);
WORD2X=GETTXT(false,true,true,0);
L22: JUNK=GETTXT(false,true,true,0);
if(JUNK > 0) goto L22;
- if(GETTXT(true,true,true,0) <= 0)return;
+ if(GETTXT(true,true,true,0) <= 0)return true;
RSPEAK(53);
goto L10;
}
if(MAP2[1] == 0)MPINIT();
- if (!oldstyle && SETUP)
+ if (!oldstyle && SETUP && OPENED == stdin)
fputs("> ", stdout);
IGNORE(fgets(INLINE+1,sizeof(INLINE)-1,OPENED));
if (feof(OPENED)) {
- if (logfp)
+ if (logfp && OPENED == stdin)
fclose(logfp);
} else {
if (logfp)
#include <time.h>
#include <stdio.h>
+#include <stdbool.h>
/* b is not needed for POSIX but harmless */
#define READ_MODE "rb"
#define RSPEAK(I) fRSPEAK(I)
extern void fSETPRM(long,long,long);
#define SETPRM(FIRST,P1,P2) fSETPRM(FIRST,P1,P2)
-extern void fGETIN(FILE *,long*,long*,long*,long*);
+extern bool fGETIN(FILE *,long*,long*,long*,long*);
#define GETIN(input,WORD1,WORD1X,WORD2,WORD2X) fGETIN(input,&WORD1,&WORD1X,&WORD2,&WORD2X)
extern long fYES(FILE *,long,long,long);
#define YES(input,X,Y,Z) fYES(input,X,Y,Z)