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/*
This is a version (aka dlmalloc) of malloc/free/realloc written by
Doug Lea and released to the public domain. Use, modify, and
redistribute this code without permission or acknowledgement in any
way you wish. Send questions, comments, complaints, performance
data, etc to dl@cs.oswego.edu
VERSION 2.7.2 Sat Aug 17 09:07:30 2002 Doug Lea (dl at gee)
Note: There may be an updated version of this malloc obtainable at
ftp://gee.cs.oswego.edu/pub/misc/malloc.c
Check before installing!
Hacked up for uClibc by Erik Andersen <andersen@codepoet.org>
*/
#include "malloc.h"
/* ------------------------------ mallopt ------------------------------ */
int mallopt(int param_number, int value)
{
int ret;
mstate av;
ret = 0;
LOCK;
av = get_malloc_state();
/* Ensure initialization/consolidation */
__malloc_consolidate(av);
switch(param_number) {
case M_MXFAST:
if (value >= 0 && value <= MAX_FAST_SIZE) {
set_max_fast(av, value);
ret = 1;
}
break;
case M_TRIM_THRESHOLD:
av->trim_threshold = value;
ret = 1;
break;
case M_TOP_PAD:
av->top_pad = value;
ret = 1;
break;
case M_MMAP_THRESHOLD:
av->mmap_threshold = value;
ret = 1;
break;
case M_MMAP_MAX:
av->n_mmaps_max = value;
ret = 1;
break;
}
UNLOCK;
return ret;
}
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