return(ptr);
}
+char* xstrdup(const char* s)
+{
+ char* ptr = strdup(s);
+ if (ptr == NULL)
+ {
+ fprintf(stderr, "Out of memory!\n");
+ exit(EXIT_FAILURE);
+ }
+ return(ptr);
+}
+
void packed_to_token(long packed, char token[6])
{
+ // Unpack and map back to ASCII.
for (int i = 0; i < 5; ++i)
{
char advent = (packed >> i * 6) & 63;
- token[i] = advent_to_ascii[advent];
+ token[4 - i] = advent_to_ascii[advent];
}
+
+ // Ensure the last character is \0.
token[5] = '\0';
+
+ // Replace trailing whitespace with \0.
+ for (int i = 4; i >= 0; --i)
+ {
+ if (token[i] == ' ' || token[i] == '\t')
+ token[i] = '\0';
+ else
+ break;
+ }
}
/* I/O routines (SPEAK, PSPEAK, RSPEAK, SETPRM, GETIN, YES) */
printf("\n");
// Create a copy of our string, so we can edit it.
- char* copy = (char*) xmalloc(strlen(msg) + 1);
- strncpy(copy, msg, strlen(msg) + 1);
+ char* copy = xstrdup(msg);
// Staging area for stringified parameters.
char parameters[5][100]; // FIXME: to be replaced with dynamic allocation
if (msg[i + 1] == 'd')
{
copy[i + 1] = 's';
- sprintf(parameters[pi], "%d", PARMS[pi]);
+ sprintf(parameters[pi], "%ld", PARMS[pi]);
}
// Unmodified string specifier.
// Render the final string.
char rendered[2000]; // FIXME: to be replaced with dynamic allocation
- sprintf(&rendered, copy, parameters[1], parameters[2], parameters[3], parameters[4]); // FIXME: to be replaced with vsprintf()
+ sprintf(rendered, copy, parameters[1], parameters[2], parameters[3], parameters[4]); // FIXME: to be replaced with vsprintf()
// Print the message.
printf("%s\n", rendered);
free(copy);
}
-void SPEAK(vocab_t msg)
-/* Print the message which starts at LINES[N]. Precede it with a blank line
- * unless game.blklin is false. */
-{
- long blank, casemake, i, nxt, neg, nparms, param, prmtyp, state;
-
- if (msg == 0)
- return;
- blank=game.blklin;
- nparms=1;
- do {
- nxt=labs(LINES[msg])-1;
- ++msg;
- LNLENG=0;
- LNPOSN=1;
- state=0;
- for (i = msg; i <= nxt; i++) {
- PUTTXT(LINES[i],&state,2);
- }
- LNPOSN=0;
- ++LNPOSN;
-
- while (LNPOSN <= LNLENG) {
- if (INLINE[LNPOSN] != ascii_to_advent['%']) {
- ++LNPOSN;
- continue;
- }
- prmtyp = INLINE[LNPOSN+1];
- /* A "%"; the next character determine the type of
- * parameter: 1 (!) = suppress message completely, 29 (S) = NULL
- * 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, 65-73 (1-9) =
- * number using that many characters. */
- if (prmtyp == ascii_to_advent['!'])
- return;
- if (prmtyp == ascii_to_advent['S']) {
- SHFTXT(LNPOSN+2,-1);
- INLINE[LNPOSN] = ascii_to_advent['s'];
- if (PARMS[nparms] == 1)
- SHFTXT(LNPOSN+1,-1);
- ++nparms;
- continue;
- }
- 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 == ascii_to_advent['U'])
- casemake=1;
- if (prmtyp == ascii_to_advent['W'])
- casemake=0;
- i = LNPOSN;
- 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 < ascii_to_advent['!'] || prmtyp > ascii_to_advent['-']) {
- ++LNPOSN;
- continue;
- }
- SHFTXT(LNPOSN+2,prmtyp-2);
- LNPOSN += prmtyp;
- param=labs(PARMS[nparms]);
- neg=0;
- if (PARMS[nparms] < 0)
- neg=9;
- for (i=1; i <= prmtyp; i++) {
- --LNPOSN;
- INLINE[LNPOSN]=MOD(param,10)+64;
- if (i != 1 && param == 0) {
- INLINE[LNPOSN]=neg;
- neg=0;
- }
- param=param/10;
- }
- LNPOSN += prmtyp;
- ++nparms;
- continue;
- }
-
- if (blank)
- TYPE0();
- blank=false;
- TYPE();
- msg = nxt + 1;
- } while
- (LINES[msg] >= 0);
-}
-
void PSPEAK(vocab_t msg,int skip)
/* Find the skip+1st message from msg and print it. msg should be
* the index of the inventory message for object. (INVEN+N+1 message
* and is not changed thereafter unless the routines on this page choose
* to do so. */
- if (!oldstyle && !isatty(1))
+ if (prompt)
fputs("> ", stdout);
do {
- if (oldstyle) {
+ if (!editline) {
IGNORE(fgets(rawbuf,sizeof(rawbuf)-1,fp));
eof = (feof(fp));
} else {
- char *cp = linenoise("> ");
+ char *cp = linenoise(prompt ? "> ": "");
eof = (cp == NULL);
if (!eof) {
strncpy(rawbuf, cp, sizeof(rawbuf)-1);
*t = (long) tv.tv_usec;
}
-long MOD(long n, long m)
-{
- return(n%m);
-}
+/* end */