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Abstract out NOBJECTS (formerly magic number 100).

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This commit is contained in:
Eric S. Raymond 2017-06-06 10:44:25 -04:00
parent 00c0da471d
commit fd10d380df
6 changed files with 88 additions and 80 deletions
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18
init.c
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@ -12,7 +12,7 @@
*/
/* Current limits:
* 12500 words of message text (LINES, LINSIZ).
* 12600 words of message text (LINES, LINSIZ).
* 885 travel options (TRAVEL, TRVSIZ).
* 330 vocabulary words (KTAB, ATAB, TABSIZ).
* 185 locations (LTEXT, STEXT, KEY, COND, ABB, ATLOC, LOCSND, LOCSIZ).
@ -30,6 +30,7 @@
* 300 locations
* 100 objects */
/* Note: the object count limit has been abstracted as NOBJECTS */
/* Description of the database format
*
@ -87,7 +88,8 @@
* prop value is N/100. The N/100 is used only to distinguish multiple
* messages from multi-line messages; the prop info actually requires all
* messages for an object to be present and consecutive. Properties which
* produce no message should be given the message ">$<".
* produce no message should be given the message ">$<". (The magic value
* 100 is now mostly abstracted out as NOBJECTS.)
* Section 6: Arbitrary messages. Same format as sections 1, 2, and 5, except
* the numbers bear no relation to anything (except for special verbs
* in section 4).
@ -177,7 +179,7 @@ static int finish_init(void) {
PLACE[I]=0;
PROP[I]=0;
LINK[I]=0;
{long x = I+100; LINK[x]=0;}
{long x = I+NOBJECTS; LINK[x]=0;}
} /* end loop */
/* 1102 */ for (I=1; I<=LOCSIZ; I++) {
@ -195,16 +197,16 @@ L1102: ATLOC[I]=0;
* "PLAC" and "FIXD". Also, since two-placed objects are typically best
* described last, we'll drop them first. */
/* 1106 */ for (I=1; I<=100; I++) {
K=101-I;
/* 1106 */ for (I=1; I<=NOBJECTS; I++) {
K=NOBJECTS + 1 - I;
if(FIXD[K] <= 0) goto L1106;
DROP(K+100,FIXD[K]);
DROP(K+NOBJECTS,FIXD[K]);
DROP(K,PLAC[K]);
L1106: /*etc*/ ;
} /* end loop */
for (I=1; I<=100; I++) {
K=101-I;
for (I=1; I<=NOBJECTS; I++) {
K=NOBJECTS + 1 - I;
FIXED[K]=FIXD[K];
if(PLAC[K] != 0 && FIXD[K] <= 0)DROP(K,PLAC[K]);
} /* end loop */