#include <stdio.h>
#include <string.h>
#include <sys/time.h>
+#include <ctype.h>
#include "advent.h"
#include "database.h"
#include "linenoise/linenoise.h"
+#include "newdb.h"
-/* hack to ignore GCC Unused Result */
-#define IGNORE(r) do{if (r){}}while(0)
+/* I/O routines (SPEAK, PSPEAK, RSPEAK, SETPRM, GETIN, YES) */
-#define PERCENT 63 /* partly hide the packed encoding */
+void newspeak(char* msg)
+{
+ // Do nothing if we got a null pointer.
+ if (msg == NULL)
+ return;
-/* I/O routines (SPEAK, PSPEAK, RSPEAK, SETPRM, GETIN, YES) */
+ // Do nothing if we got an empty string.
+ if (strlen(msg) == 0)
+ return;
+
+ // Print a newline if the global game.blklin says to.
+ if (game.blklin == true)
+ printf("\n");
+
+ // Print the message.
+ printf("%s\n", msg);
+}
void SPEAK(vocab_t msg)
/* Print the message which starts at LINES[N]. Precede it with a blank line
nparms=1;
do {
nxt=labs(LINES[msg])-1;
- msg=msg+1;
+ ++msg;
LNLENG=0;
LNPOSN=1;
state=0;
for (i = msg; i <= nxt; i++) {
- PUTTXT(LINES[i],state,2);
+ PUTTXT(LINES[i],&state,2);
}
LNPOSN=0;
++LNPOSN;
while (LNPOSN <= LNLENG) {
- if (INLINE[LNPOSN] != PERCENT) {
+ if (INLINE[LNPOSN] != ascii_to_advent['%']) {
++LNPOSN;
continue;
}
* If PARAM=1, else 'S' (optional plural ending), 33 (W) = word
* (two 30-bit values) with trailing spaces suppressed, 22 (L) or
* 31 (U) = word but map to lower/upper case, 13 (C) = word in
- * lower case with first letter capitalised, 30 (T) = text ending
- * with a word of -1, 65-73 (1-9) = number using that many
- * characters, 12 (B) = variable number of blanks. */
- if (prmtyp == 1)
+ * lower case with first letter capitalised, 65-73 (1-9) =
+ * number using that many characters. */
+ if (prmtyp == ascii_to_advent['!'])
return;
- if (prmtyp == 29) {
+ if (prmtyp == ascii_to_advent['S']) {
SHFTXT(LNPOSN+2,-1);
- INLINE[LNPOSN] = 55;
+ INLINE[LNPOSN] = ascii_to_advent['s'];
if (PARMS[nparms] == 1)
SHFTXT(LNPOSN+1,-1);
++nparms;
continue;
}
- if (prmtyp == 30) {
- SHFTXT(LNPOSN+2,-2);
- state=0;
- casemake=2;
-
- while (PARMS[nparms] > 0) {
- if (PARMS[nparms+1] < 0)
- casemake=0;
- PUTTXT(PARMS[nparms],state,casemake);
- nparms=nparms+1;
- }
- ++nparms;
- continue;
- }
- if (prmtyp == 12) {
- prmtyp=PARMS[nparms];
- SHFTXT(LNPOSN+2,prmtyp-2);
- if (prmtyp != 0) {
- for (i=1; i<=prmtyp; i++) {
- INLINE[LNPOSN]=0;
- ++LNPOSN;
- }
- }
- ++nparms;
- continue;
- }
- if (prmtyp == 33 || prmtyp == 22 || prmtyp == 31 || prmtyp == 13) {
+ if (prmtyp == ascii_to_advent['W'] || prmtyp == ascii_to_advent['L'] || prmtyp == ascii_to_advent['U'] || prmtyp == ascii_to_advent['C']) {
SHFTXT(LNPOSN+2,-2);
state = 0;
casemake = -1;
- if (prmtyp == 31)
+ if (prmtyp == ascii_to_advent['U'])
casemake=1;
- if (prmtyp == 33)
+ if (prmtyp == ascii_to_advent['W'])
casemake=0;
i = LNPOSN;
- PUTTXT(PARMS[nparms],state,casemake);
- PUTTXT(PARMS[nparms+1],state,casemake);
- if (prmtyp == 13 && INLINE[i] >= 37 && INLINE[i] <= 62)
- INLINE[i] -= 26;
+ PUTTXT(PARMS[nparms],&state,casemake);
+ PUTTXT(PARMS[nparms+1],&state,casemake);
+ if (prmtyp == ascii_to_advent['C'] && INLINE[i] >= ascii_to_advent['a'] && INLINE[i] <= ascii_to_advent['z'])
+ {
+ // Convert to uppercase.
+ // Round-trip to ASCII and back so that this code doesn't break when the mapping changes.
+ // This can be simplified when mapping goes away.
+ char this = advent_to_ascii[INLINE[i]];
+ char uc_this = toupper(this);
+ INLINE[i] = ascii_to_advent[uc_this];
+ }
nparms += 2;
continue;
}
prmtyp=prmtyp-64;
- if (prmtyp < 1 || prmtyp > 9) {
+ if (prmtyp < ascii_to_advent['!'] || prmtyp > ascii_to_advent['-']) {
++LNPOSN;
continue;
}
* the index of the inventory message for object. (INVEN+N+1 message
* is game.prop=N message). */
{
- long i, m;
-
- m=PTEXT[msg];
- if (skip >= 0) {
- for (i=0; i <=skip; i++) {
- do {
- m=labs(LINES[m]);
- } while
- (LINES[m] >= 0);
- }
- }
- SPEAK(m);
+ if (skip >= 0)
+ newspeak(object_descriptions[msg].longs[skip]);
+ else
+ newspeak(object_descriptions[msg].inventory);
}
void RSPEAK(vocab_t i)
/* Print the i-th "random" message (section 6 of database). */
{
- if (i != 0)
- SPEAK(RTEXT[i]);
+ newspeak(arbitrary_messages[i]);
}
void SETPRM(long first, long p1, long p2)
}
}
-bool fGETIN(FILE *input,
+bool GETIN(FILE *input,
long *pword1, long *pword1x,
long *pword2, long *pword2x)
/* Get a command from the adventurer. Snarf out the first word, pad it with
for (;;) {
if (game.blklin)
TYPE0();
- MAPLIN(input);
- if (feof(input))
+ if (!MAPLIN(input))
return false;
*pword1=GETTXT(true,true,true);
if (game.blklin && *pword1 < 0)
for (;;) {
RSPEAK(x);
- GETIN(input, reply,junk1,junk2,junk3);
+ GETIN(input, &reply, &junk1, &junk2, &junk3);
if (reply == MAKEWD(250519) || reply == MAKEWD(25)) {
RSPEAK(y);
return true;
return(text);
if ((!skip) || INLINE[LNPOSN] != 0)
break;
- LNPOSN=LNPOSN+1;
+ ++LNPOSN;
}
text=0;
if (LNPOSN > LNLENG || (onewrd && INLINE[LNPOSN] == 0))
continue;
char current=INLINE[LNPOSN];
- if (current < PERCENT) {
+ if (current < ascii_to_advent['%']) {
splitting = -1;
- if (upper && current >= 37)
+ if (upper && current >= ascii_to_advent['a'])
current=current-26;
text=text+current;
- LNPOSN=LNPOSN+1;
+ ++LNPOSN;
continue;
}
if (splitting != LNPOSN) {
- text=text+PERCENT;
+ text=text+ascii_to_advent['%'];
splitting = LNPOSN;
continue;
}
- text=text+current-PERCENT;
+ text=text+current-ascii_to_advent['%'];
splitting = -1;
- LNPOSN=LNPOSN+1;
+ ++LNPOSN;
}
return text;
return word;
}
-void fPUTTXT(token_t word, long *state, long casemake)
+void PUTTXT(token_t word, long *state, long casemake)
/* Unpack the 30-bit value in word to obtain up to TOKLEN (currently
* 5) integer-encoded chars, and store them in inline starting at
* LNPOSN. If LNLENG>=LNPOSN, shift existing characters to the right
return;
byte=w/div;
w=(w-byte*div)*64;
- if (!(*state != 0 || byte != PERCENT)) {
- *state=PERCENT;
+ if (!(*state != 0 || byte != ascii_to_advent['%'])) {
+ *state=ascii_to_advent['%'];
continue;
}
SHFTXT(LNPOSN,1);
*state=*state+byte;
if (*state < alph2 && *state >= alph1)*state=*state-26*casemake;
INLINE[LNPOSN]=*state;
- LNPOSN=LNPOSN+1;
+ ++LNPOSN;
*state=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)
if (game.place[object] == -1)
return;
game.place[object]= -1;
- game.holdng=game.holdng+1;
+ ++game.holdng;
}
if (game.atloc[where] == object) {
game.atloc[where]=game.link[object];
exit(0);
}
-/* Machine dependent routines (MAPLIN, TYPE, MPINIT, SAVEIO) */
+/* Machine dependent routines (MAPLIN, TYPE, SAVEIO) */
-void MAPLIN(FILE *fp)
+bool MAPLIN(FILE *fp)
{
long i, val;
+ bool eof;
/* Read a line of input, from the specified input source,
* translate the chars to integers in the range 0-126 and store
* and is not changed thereafter unless the routines on this page choose
* to do so. */
- if (MAP2[1] == 0)
- MPINIT();
-
- if (!oldstyle && fp == stdin)
+ if (!oldstyle && !isatty(1))
fputs("> ", stdout);
do {
- IGNORE(fgets(rawbuf,sizeof(rawbuf)-1,fp));
+ if (oldstyle) {
+ IGNORE(fgets(rawbuf,sizeof(rawbuf)-1,fp));
+ eof = (feof(fp));
+ } else {
+ char *cp = linenoise("> ");
+ eof = (cp == NULL);
+ if (!eof) {
+ strncpy(rawbuf, cp, sizeof(rawbuf)-1);
+ linenoiseHistoryAdd(rawbuf);
+ strncat(rawbuf, "\n", sizeof(rawbuf)-1);
+ linenoiseFree(cp);
+ }
+ }
} while
- (!feof(fp) && rawbuf[0] == '#');
- if (feof(fp)) {
+ (!eof && rawbuf[0] == '#');
+ if (eof) {
if (logfp && fp == stdin)
fclose(logfp);
+ return false;
} else {
if (logfp && fp == stdin)
IGNORE(fputs(rawbuf, logfp));
strcpy(INLINE+1, rawbuf);
LNLENG=0;
for (i=1; i<=(long)sizeof(INLINE) && INLINE[i]!=0; i++) {
- val=INLINE[i]+1;
- INLINE[i]=MAP1[val];
+ val=INLINE[i];
+ INLINE[i]=ascii_to_advent[val];
if (INLINE[i] != 0)
LNLENG=i;
}
LNPOSN=1;
+ return true;
}
}
return;
}
- if (MAP2[1] == 0)
- MPINIT();
for (i=1; i<=LNLENG; i++) {
- INLINE[i]=MAP2[INLINE[i]+1];
+ INLINE[i]=advent_to_ascii[INLINE[i]];
}
INLINE[LNLENG+1]=0;
printf("%s\n", INLINE+1);
return;
}
-void MPINIT(void)
-{
- long first, i, j, last, val;
- static long RUNS[7][2] = { {32,34}, {39,46}, {65,90}, {97,122},
- {37,37}, {48,57}, {0,126} };
- for (i=1; i<=128; i++) {
- MAP1[i]= -1;
- }
- val=0;
- for (i=0; i<7; i++) {
- first =RUNS[i][0];
- last = RUNS[i][1];
- for (j=first; j<=last; j++) {
- j++;
- if (MAP1[j] < 0) {
- MAP1[j]=val;
- ++val;
- }
- j--;
- }
- }
- MAP1[128]=MAP1[10];
- /* For this version, tab (9) maps to space (32), so del (127)
- * uses tab's value */
- MAP1[10]=MAP1[33];
- MAP1[11]=MAP1[33];
-
- for (i=0; i<=126; i++) {
- i++; val=MAP1[i]+1; i--;
- MAP2[val] = i*('B'-'A');
- if (i >= 64)
- MAP2[val]=(i-64)*('B'-'A')+'@';
- }
-}
-
-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;