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diff -u -r1.20 invlib.c
--- src/invlib.c 12 Mar 2012 17:57:55 -0000 1.20
+++ src/invlib.c 10 Jul 2012 19:57:51 -0000
@@ -169,8 +169,8 @@
numpost = 1;
/* set up as though a block had come and gone, i.e., set up for new block */
- /* FIXME HBB: magic number alert (16) */
- amtused = 16; /* leave no space - init 3 words + one for luck */
+ /* 3 longs needed for: numinvitems, next block, and previous block */
+ amtused = 3 * sizeof(long);
numinvitems = 0;
numlogblk = 0;
lastinblk = sizeof(t_logicalblk);
@@ -371,8 +371,10 @@
zipf[0]++;
#endif
len = strlen(thisterm);
+ /* length of term rounded up to long boundary */
wdlen = (len + (sizeof(long) - 1)) / sizeof(long);
- /* HBB FIXME 20060419: magic number: 3 */
+ /* each term needs 2 longs for its iteminfo and
+ * 1 long for its offset */
numwilluse = (wdlen + 3) * sizeof(long);
/* new block if at least 1 item in block */
if (numinvitems && numwilluse + amtused > sizeof(t_logicalblk)) {
@@ -435,7 +437,8 @@
invcannotwrite(indexfile);
return(0);
}
- amtused = 16;
+ /* 3 longs needed for: numinvitems, next block, and previous block */
+ amtused = 3 * sizeof(long);
numlogblk++;
/* check if had to back up, if so do it */
if (backupflag) {
@@ -468,7 +471,7 @@
while (tptr3 > tptr)
*--tptr2 = *--tptr3;
lastinblk -= j;
- amtused += (8 * backupflag + j);
+ amtused += ((2 * sizeof(long)) * backupflag + j);
for (i = 3; i < (backupflag * 2 + 2); i += 2) {
iteminfo.packword[0] = logicalblk.invblk[i];
iteminfo.e.offset += (tptr2 - tptr3);