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*/ |
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#include "rholo.h" |
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+ |
#include <sys/types.h> |
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|
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#ifndef NFRAG2CHUNK |
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#define NFRAG2CHUNK 4096 /* number of fragments to start chunking */ |
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|
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#define rchunk(n) (((n)+(RPACKSIZ/2))/RPACKSIZ) |
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|
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extern time_t time(); |
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|
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int chunkycmp = 0; /* clump beams together on disk */ |
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|
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static PACKHEAD *complist=NULL; /* list of beams to compute */ |
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static int complen=0; /* length of complist */ |
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static int listpos=0; /* current list position for next_packet */ |
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static int lastin= -1; /* last ordered position in list */ |
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static int chunky=0; /* clump beams together on disk */ |
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|
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|
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int |
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BEAMI *bip0, *bip1; |
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register long c; |
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/* first check desired quantities */ |
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if (chunky) |
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c = rchunk(b1->nr)*(rchunk(b0->nc)+1) - |
46 |
< |
rchunk(b0->nr)*(rchunk(b1->nc)+1); |
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> |
if (chunkycmp) |
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> |
c = rchunk(b1->nr)*(rchunk(b0->nc)+1L) - |
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> |
rchunk(b0->nr)*(rchunk(b1->nc)+1L); |
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else |
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< |
c = b1->nr*(b0->nc+1) - b0->nr*(b1->nc+1); |
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< |
if (c) return(c); |
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> |
c = b1->nr*(b0->nc+1L) - b0->nr*(b1->nc+1L); |
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> |
if (c > 0) return(1); |
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> |
if (c < 0) return(-1); |
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/* only one file, so skip the following: */ |
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#if 0 |
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/* next, check file descriptors */ |
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error(CONSISTENCY, "unregistered holodeck in dispbeam"); |
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p->bi = hb->b; |
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disp_packet(p); /* display it */ |
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+ |
if (n >= 1024) { /* free ridiculous packets */ |
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+ |
free((char *)p); |
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+ |
p = NULL; n = 0; |
109 |
+ |
} |
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} |
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|
112 |
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|
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free((char *)complist); |
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done_packets(flush_queue()); |
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} |
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+ |
/* reseed random number generator */ |
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+ |
srandom(time(NULL)); |
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/* allocate beam list */ |
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complen = 0; |
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for (j = 0; hdlist[j] != NULL; j++) |
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|
|
336 |
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if (complen <= 0) /* check to see if there is even a list */ |
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return; |
338 |
< |
if (!chunky) /* check to see if fragment list is full */ |
338 |
> |
if (!chunkycmp) /* check to see if fragment list is full */ |
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if (!hdfragOK(hdlist[0]->fd, &listlen, NULL) |
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#if NFRAG2CHUNK |
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|| listlen >= NFRAG2CHUNK |
342 |
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#endif |
343 |
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) { |
344 |
+ |
chunkycmp++; /* use "chunky" comparison */ |
345 |
+ |
lastin = -1; /* need to re-sort list */ |
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#ifdef DEBUG |
347 |
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error(WARNING, "using chunky comparison mode"); |
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#endif |
336 |
– |
chunky++; /* use "chunky" comparison */ |
337 |
– |
lastin = -1; /* need to re-sort list */ |
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} |
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if (lastin < 0 || listpos*4 >= complen*3) |
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qsort((char *)complist, complen, sizeof(PACKHEAD), beamcmp); |
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p->nr = complist[listpos].nr - p->nc; |
403 |
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if (p->nr <= 0) |
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return(0); |
405 |
< |
#ifdef DEBUG |
406 |
< |
if (n < 1 | n > RPACKSIZ) |
396 |
< |
error(CONSISTENCY, "next_packet called with bad n value"); |
397 |
< |
#endif |
405 |
> |
DCHECK(n < 1 | n > RPACKSIZ, |
406 |
> |
CONSISTENCY, "next_packet called with bad n value"); |
407 |
|
if (p->nr > n) |
408 |
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p->nr = n; |
409 |
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complist[listpos].nc += p->nr; /* find where this one would go */ |