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$NetBSD: patch-libgc_misc.c,v 1.1 2015/06/15 09:27:29 joerg Exp $
--- libgc/misc.c.orig 2015-06-13 23:08:46.000000000 +0000
+++ libgc/misc.c
@@ -14,10 +14,10 @@
*/
/* Boehm, July 31, 1995 5:02 pm PDT */
-
#include <stdio.h>
#include <limits.h>
#ifndef _WIN32_WCE
+#include <sys/resource.h>
#include <signal.h>
#endif
@@ -766,6 +766,19 @@ void GC_init_inner()
initial_heap_sz = divHBLKSZ(initial_heap_sz);
}
}
+#ifdef RLIMIT_AS
+ {
+ /*
+ * If there is a VA limit for the process,
+ * keep the heap under 75% if that limit.
+ */
+ struct rlimit lim;
+ if (!getrlimit(RLIMIT_AS, &lim)) {
+ if (lim.rlim_cur != RLIM_INFINITY && lim.rlim_cur == (word)lim.rlim_cur)
+ GC_set_max_heap_size(lim.rlim_cur / 2 + lim.rlim_cur / 4);
+ }
+ }
+#endif
{
char * sz_str = GETENV("GC_MAXIMUM_HEAP_SIZE");
if (sz_str != NULL) {
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