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Avoid deprecated sbrk(2) on OS X.

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Avoid referencing sbrk(2) on OS X, because it is deprecated as of OS X
10.9 (Mavericks), and the compiler warns against using it.
This commit is contained in:
Jason Evans 2013-12-03 21:49:36 -08:00
parent 52b30691f9
commit 6668853596
2 changed files with 15 additions and 8 deletions
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15
src/chunk_dss.c
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@ -28,16 +28,17 @@ static void *dss_max;
/******************************************************************************/
#ifndef JEMALLOC_HAVE_SBRK
static void *
sbrk(intptr_t increment)
chunk_dss_sbrk(intptr_t increment)
{
#ifdef JEMALLOC_HAVE_SBRK
return (sbrk(increment));
#else
not_implemented();
return (NULL);
}
#endif
}
dss_prec_t
chunk_dss_prec_get(void)
@ -93,7 +94,7 @@ chunk_alloc_dss(size_t size, size_t alignment, bool *zero)
*/
do {
/* Get the current end of the DSS. */
dss_max = sbrk(0);
dss_max = chunk_dss_sbrk(0);
/*
* Calculate how much padding is necessary to
* chunk-align the end of the DSS.
@ -117,7 +118,7 @@ chunk_alloc_dss(size_t size, size_t alignment, bool *zero)
return (NULL);
}
incr = gap_size + cpad_size + size;
dss_prev = sbrk(incr);
dss_prev = chunk_dss_sbrk(incr);
if (dss_prev == dss_max) {
/* Success. */
dss_max = dss_next;
@ -163,7 +164,7 @@ chunk_dss_boot(void)
if (malloc_mutex_init(&dss_mtx))
return (true);
dss_base = sbrk(0);
dss_base = chunk_dss_sbrk(0);
dss_prev = dss_base;
dss_max = dss_base;